xref: /onnv-gate/usr/src/cmd/sgs/elfdump/common/elfdump.c (revision 3875:aede79dcec2e)
10Sstevel@tonic-gate /*
20Sstevel@tonic-gate  * CDDL HEADER START
30Sstevel@tonic-gate  *
40Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
51618Srie  * Common Development and Distribution License (the "License").
61618Srie  * You may not use this file except in compliance with the License.
70Sstevel@tonic-gate  *
80Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
90Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
100Sstevel@tonic-gate  * See the License for the specific language governing permissions
110Sstevel@tonic-gate  * and limitations under the License.
120Sstevel@tonic-gate  *
130Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
140Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
150Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
160Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
170Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
180Sstevel@tonic-gate  *
190Sstevel@tonic-gate  * CDDL HEADER END
200Sstevel@tonic-gate  */
211324Srie 
220Sstevel@tonic-gate /*
233466Srie  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
240Sstevel@tonic-gate  * Use is subject to license terms.
250Sstevel@tonic-gate  */
260Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
270Sstevel@tonic-gate 
280Sstevel@tonic-gate /*
290Sstevel@tonic-gate  * Dump an elf file.
300Sstevel@tonic-gate  */
311618Srie #include	<machdep.h>
321618Srie #include	<sys/elf_386.h>
331618Srie #include	<sys/elf_amd64.h>
341618Srie #include	<sys/elf_SPARC.h>
351618Srie #include	<dwarf.h>
360Sstevel@tonic-gate #include	<unistd.h>
370Sstevel@tonic-gate #include	<errno.h>
380Sstevel@tonic-gate #include	<strings.h>
390Sstevel@tonic-gate #include	<debug.h>
400Sstevel@tonic-gate #include	<conv.h>
410Sstevel@tonic-gate #include	<msg.h>
421618Srie #include	<_elfdump.h>
430Sstevel@tonic-gate 
44*3875Sab196087 
45*3875Sab196087 
46*3875Sab196087 /*
47*3875Sab196087  * VERSYM_STATE is used to maintain information about the VERSYM section
48*3875Sab196087  * in the object being analyzed. It is filled in by versions(), and used
49*3875Sab196087  * by init_symtbl_state() when displaying symbol information.
50*3875Sab196087  *
51*3875Sab196087  * Note that the value of the gnu field is a hueristic guess,
52*3875Sab196087  * based on the section names.
53*3875Sab196087  */
54*3875Sab196087 typedef struct {
55*3875Sab196087 	Cache	*cache;		/* Pointer to cache entry for VERSYM */
56*3875Sab196087 	Versym	*data;		/* Pointer to versym array */
57*3875Sab196087 	int	num_verdef;	/* # of versions defined in object */
58*3875Sab196087 	int	gnu;		/* True if we think obj produced by GNU tools */
59*3875Sab196087 } VERSYM_STATE;
60*3875Sab196087 
61*3875Sab196087 /*
62*3875Sab196087  * SYMTBL_STATE is used to maintain information about a single symbol
63*3875Sab196087  * table section, for use by the routines that display symbol information.
64*3875Sab196087  */
65*3875Sab196087 typedef struct {
66*3875Sab196087 	const char	*file;		/* Name of file */
67*3875Sab196087 	Ehdr		*ehdr;		/* ELF header for file */
68*3875Sab196087 	Cache		*cache;		/* Cache of all section headers */
69*3875Sab196087 	Word		shnum;		/* # of sections in cache */
70*3875Sab196087 	Cache		*seccache;	/* Cache of symbol table section hdr */
71*3875Sab196087 	Word		secndx;		/* Index of symbol table section hdr */
72*3875Sab196087 	const char	*secname;	/* Name of section */
73*3875Sab196087 	uint_t		flags;		/* Command line option flags */
74*3875Sab196087 	struct {			/* Extended section index data */
75*3875Sab196087 		int	checked;	/* TRUE if already checked for shxndx */
76*3875Sab196087 		Word	*data;		/* NULL, or extended section index */
77*3875Sab196087 					/*	used for symbol table entries */
78*3875Sab196087 		uint_t	n;		/* # items in shxndx.data */
79*3875Sab196087 	} shxndx;
80*3875Sab196087 	VERSYM_STATE	*versym;	/* NULL, or associated VERSYM section */
81*3875Sab196087 	Sym 		*sym;		/* Array of symbols */
82*3875Sab196087 	Word		symn;		/* # of symbols */
83*3875Sab196087 } SYMTBL_STATE;
84*3875Sab196087 
85*3875Sab196087 
86*3875Sab196087 
870Sstevel@tonic-gate /*
880Sstevel@tonic-gate  * Focal point for verifying symbol names.
890Sstevel@tonic-gate  */
900Sstevel@tonic-gate static const char *
911618Srie string(Cache *refsec, Word ndx, Cache *strsec, const char *file, Word name)
920Sstevel@tonic-gate {
930Sstevel@tonic-gate 	static Cache	*osec = 0;
940Sstevel@tonic-gate 	static int	nostr;
953492Sab196087 	const char	*strs;
963492Sab196087 	Word		strn;
970Sstevel@tonic-gate 
983466Srie 	if (strsec->c_data == NULL)
993466Srie 		return (NULL);
1003466Srie 
1013492Sab196087 	strs = (char *)strsec->c_data->d_buf;
1023492Sab196087 	strn = strsec->c_data->d_size;
1030Sstevel@tonic-gate 
1040Sstevel@tonic-gate 	/*
1051618Srie 	 * Only print a diagnostic regarding an empty string table once per
1060Sstevel@tonic-gate 	 * input section being processed.
1070Sstevel@tonic-gate 	 */
1080Sstevel@tonic-gate 	if (osec != refsec) {
1090Sstevel@tonic-gate 		osec = refsec;
1100Sstevel@tonic-gate 		nostr = 0;
1110Sstevel@tonic-gate 	}
1120Sstevel@tonic-gate 
1130Sstevel@tonic-gate 	/*
1140Sstevel@tonic-gate 	 * Is the string table offset within range of the available strings?
1150Sstevel@tonic-gate 	 */
1160Sstevel@tonic-gate 	if (name >= strn) {
1170Sstevel@tonic-gate 		/*
1180Sstevel@tonic-gate 		 * Do we have a empty string table?
1190Sstevel@tonic-gate 		 */
1200Sstevel@tonic-gate 		if (strs == 0) {
1210Sstevel@tonic-gate 			if (nostr == 0) {
1220Sstevel@tonic-gate 				(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSZ),
1230Sstevel@tonic-gate 				    file, strsec->c_name);
1240Sstevel@tonic-gate 				nostr++;
1250Sstevel@tonic-gate 			}
1260Sstevel@tonic-gate 		} else {
1270Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSTOFF),
1281618Srie 			    file, refsec->c_name, EC_WORD(ndx), strsec->c_name,
1291618Srie 			    EC_WORD(name), EC_WORD(strn - 1));
1300Sstevel@tonic-gate 		}
1310Sstevel@tonic-gate 
1320Sstevel@tonic-gate 		/*
1330Sstevel@tonic-gate 		 * Return the empty string so that the calling function can
1340Sstevel@tonic-gate 		 * continue it's output diagnostics.
1350Sstevel@tonic-gate 		 */
1360Sstevel@tonic-gate 		return (MSG_INTL(MSG_STR_UNKNOWN));
1370Sstevel@tonic-gate 	}
1380Sstevel@tonic-gate 	return (strs + name);
1390Sstevel@tonic-gate }
1400Sstevel@tonic-gate 
1410Sstevel@tonic-gate /*
1421618Srie  * Relocations can reference section symbols and standard symbols.  If the
1431618Srie  * former, establish the section name.
1441618Srie  */
1451618Srie static const char *
1461618Srie relsymname(Cache *cache, Cache *csec, Cache *strsec, Word symndx, Word symnum,
1471618Srie     Word relndx, Sym *syms, char *secstr, size_t secsz, const char *file,
1481618Srie     uint_t flags)
1491618Srie {
1501618Srie 	Sym	*sym;
1511618Srie 
1521618Srie 	if (symndx >= symnum) {
1531618Srie 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_RELBADSYMNDX),
1541618Srie 		    file, EC_WORD(symndx), EC_WORD(relndx));
1551618Srie 		return (MSG_INTL(MSG_STR_UNKNOWN));
1561618Srie 	}
1571618Srie 
1581618Srie 	sym = (Sym *)(syms + symndx);
1591618Srie 
1601618Srie 	/*
1611618Srie 	 * If the symbol represents a section offset construct an appropriate
1621618Srie 	 * string.
1631618Srie 	 */
1641618Srie 	if ((ELF_ST_TYPE(sym->st_info) == STT_SECTION) && (sym->st_name == 0)) {
1651618Srie 		if (flags & FLG_LONGNAME)
1661618Srie 			(void) snprintf(secstr, secsz,
1671618Srie 			    MSG_INTL(MSG_STR_L_SECTION),
1681618Srie 			    cache[sym->st_shndx].c_name);
1691618Srie 		else
1701618Srie 			(void) snprintf(secstr, secsz,
1711618Srie 			    MSG_INTL(MSG_STR_SECTION),
1721618Srie 			    cache[sym->st_shndx].c_name);
1731618Srie 		return ((const char *)secstr);
1741618Srie 	}
1751618Srie 
1761618Srie 	return (string(csec, symndx, strsec, file, sym->st_name));
1771618Srie }
1781618Srie 
1791618Srie /*
1801618Srie  * Focal point for establishing a string table section.  Data such as the
1811618Srie  * dynamic information simply points to a string table.  Data such as
1821618Srie  * relocations, reference a symbol table, which in turn is associated with a
1831618Srie  * string table.
1840Sstevel@tonic-gate  */
1850Sstevel@tonic-gate static int
1861618Srie stringtbl(Cache *cache, int symtab, Word ndx, Word shnum, const char *file,
1871618Srie     Word *symnum, Cache **symsec, Cache **strsec)
1881618Srie {
1891618Srie 	Shdr	*shdr = cache[ndx].c_shdr;
1901618Srie 
1911618Srie 	if (symtab) {
1921618Srie 		/*
1931618Srie 		 * Validate the symbol table section.
1941618Srie 		 */
1951618Srie 		if ((shdr->sh_link == 0) || (shdr->sh_link >= shnum)) {
1961618Srie 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSHLINK),
1971618Srie 			    file, cache[ndx].c_name, EC_WORD(shdr->sh_link));
1981618Srie 			return (0);
1991618Srie 		}
2003466Srie 		if ((shdr->sh_entsize == 0) || (shdr->sh_size == 0)) {
2013466Srie 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSZ),
2023466Srie 			    file, cache[ndx].c_name);
2033466Srie 			return (0);
2043466Srie 		}
2051618Srie 
2061618Srie 		/*
2071618Srie 		 * Obtain, and verify the symbol table data.
2081618Srie 		 */
2093466Srie 		if ((cache[ndx].c_data == NULL) ||
2103466Srie 		    (cache[ndx].c_data->d_buf == NULL)) {
2111618Srie 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSZ),
2121618Srie 			    file, cache[ndx].c_name);
2131618Srie 			return (0);
2141618Srie 		}
2151618Srie 
2161618Srie 		/*
2171618Srie 		 * Establish the string table index.
2181618Srie 		 */
2191618Srie 		ndx = shdr->sh_link;
2201618Srie 		shdr = cache[ndx].c_shdr;
2211618Srie 
2221618Srie 		/*
2231618Srie 		 * Return symbol table information.
2241618Srie 		 */
2251618Srie 		if (symnum)
2261618Srie 			*symnum = (shdr->sh_size / shdr->sh_entsize);
2271618Srie 		if (symsec)
2281618Srie 			*symsec = &cache[ndx];
2291618Srie 	}
2301618Srie 
2311618Srie 	/*
2321618Srie 	 * Validate the associated string table section.
2331618Srie 	 */
2341618Srie 	if ((shdr->sh_link == 0) || (shdr->sh_link >= shnum)) {
2351618Srie 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSHLINK),
2361618Srie 		    file, cache[ndx].c_name, EC_WORD(shdr->sh_link));
2371618Srie 		return (0);
2381618Srie 	}
2391618Srie 
2401618Srie 	if (strsec)
2411618Srie 		*strsec = &cache[shdr->sh_link];
2421618Srie 
2431618Srie 	return (1);
2441618Srie }
2451618Srie 
2461618Srie /*
2471618Srie  * Lookup a symbol and set Sym accordingly.
2481618Srie  */
2491618Srie static int
2501618Srie symlookup(const char *name, Cache *cache, Word shnum, Sym **sym,
2510Sstevel@tonic-gate     Cache *symtab, const char *file)
2520Sstevel@tonic-gate {
2531618Srie 	Shdr	*shdr;
2541618Srie 	Word	symn, cnt;
2551618Srie 	Sym	*syms;
2560Sstevel@tonic-gate 
2570Sstevel@tonic-gate 	if (symtab == 0)
2580Sstevel@tonic-gate 		return (0);
2590Sstevel@tonic-gate 
2601618Srie 	shdr = symtab->c_shdr;
2611618Srie 
2620Sstevel@tonic-gate 	/*
2630Sstevel@tonic-gate 	 * Determine the symbol data and number.
2640Sstevel@tonic-gate 	 */
2650Sstevel@tonic-gate 	if ((shdr->sh_entsize == 0) || (shdr->sh_size == 0)) {
2660Sstevel@tonic-gate 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSZ),
2670Sstevel@tonic-gate 		    file, symtab->c_name);
2680Sstevel@tonic-gate 		return (0);
2690Sstevel@tonic-gate 	}
2703466Srie 	if (symtab->c_data == NULL)
2713466Srie 		return (0);
2723466Srie 
2730Sstevel@tonic-gate 	/* LINTED */
2741618Srie 	symn = (Word)(shdr->sh_size / shdr->sh_entsize);
2751618Srie 	syms = (Sym *)symtab->c_data->d_buf;
2760Sstevel@tonic-gate 
2770Sstevel@tonic-gate 	/*
2780Sstevel@tonic-gate 	 * Get the associated string table section.
2790Sstevel@tonic-gate 	 */
2800Sstevel@tonic-gate 	if ((shdr->sh_link == 0) || (shdr->sh_link >= shnum)) {
2810Sstevel@tonic-gate 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSHLINK),
2821618Srie 		    file, symtab->c_name, EC_WORD(shdr->sh_link));
2830Sstevel@tonic-gate 		return (0);
2840Sstevel@tonic-gate 	}
2850Sstevel@tonic-gate 
2860Sstevel@tonic-gate 	/*
2870Sstevel@tonic-gate 	 * Loop through the symbol table to find a match.
2880Sstevel@tonic-gate 	 */
2891618Srie 	for (cnt = 0; cnt < symn; syms++, cnt++) {
2901618Srie 		const char	*symname;
2910Sstevel@tonic-gate 
2921618Srie 		symname = string(symtab, cnt, &cache[shdr->sh_link], file,
2931618Srie 		    syms->st_name);
2940Sstevel@tonic-gate 
2951618Srie 		if (symname && (strcmp(name, symname) == 0)) {
2961618Srie 			*sym = syms;
2970Sstevel@tonic-gate 			return (1);
2980Sstevel@tonic-gate 		}
2990Sstevel@tonic-gate 	}
3000Sstevel@tonic-gate 	return (0);
3010Sstevel@tonic-gate }
3020Sstevel@tonic-gate 
3030Sstevel@tonic-gate /*
3040Sstevel@tonic-gate  * Print section headers.
3050Sstevel@tonic-gate  */
3060Sstevel@tonic-gate static void
3071618Srie sections(const char *file, Cache *cache, Word shnum, Ehdr *ehdr,
3081618Srie     const char *name)
3090Sstevel@tonic-gate {
3101618Srie 	size_t	seccnt;
3110Sstevel@tonic-gate 
3121618Srie 	for (seccnt = 1; seccnt < shnum; seccnt++) {
3131618Srie 		Cache		*_cache = &cache[seccnt];
3141618Srie 		Shdr		*shdr = _cache->c_shdr;
3151618Srie 		const char	*secname = _cache->c_name;
3160Sstevel@tonic-gate 
3170Sstevel@tonic-gate 		/*
3180Sstevel@tonic-gate 		 * Although numerous section header entries can be zero, it's
3193862Srie 		 * usually a sign of trouble if the type is zero.
3200Sstevel@tonic-gate 		 */
3210Sstevel@tonic-gate 		if (shdr->sh_type == 0) {
3220Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSHTYPE),
3231618Srie 			    file, secname, EC_WORD(shdr->sh_type));
3240Sstevel@tonic-gate 		}
3253862Srie 
3263862Srie 		if (name && strcmp(name, secname))
3273862Srie 			continue;
3280Sstevel@tonic-gate 
3291324Srie 		/*
3301324Srie 		 * Identify any sections that are suspicious.  A .got section
3311324Srie 		 * shouldn't exist in a relocatable object.
3321324Srie 		 */
3331324Srie 		if (ehdr->e_type == ET_REL) {
3341618Srie 			if (strncmp(secname, MSG_ORIG(MSG_ELF_GOT),
3351324Srie 			    MSG_ELF_GOT_SIZE) == 0) {
3361324Srie 				(void) fprintf(stderr,
3371618Srie 				    MSG_INTL(MSG_GOT_UNEXPECTED), file,
3381618Srie 				    secname);
3391324Srie 			}
3401324Srie 		}
3411324Srie 
3421618Srie 		dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
3431618Srie 		dbg_print(0, MSG_INTL(MSG_ELF_SHDR), EC_WORD(seccnt), secname);
3441618Srie 		Elf_shdr(0, ehdr->e_machine, shdr);
3450Sstevel@tonic-gate 	}
3460Sstevel@tonic-gate }
3470Sstevel@tonic-gate 
3481618Srie /*
3491618Srie  * A couple of instances of unwind data are printed as tables of 8 data items
3501618Srie  * expressed as 0x?? integers.
3511618Srie  */
3521618Srie #define	UNWINDTBLSZ	10 + (8 * 5) + 1
3531618Srie 
3541618Srie static void
3551618Srie unwindtbl(uint64_t *ndx, uint_t len, uchar_t *data, uint64_t doff,
3561618Srie     const char *msg, const char *pre, size_t plen)
3571618Srie {
3581618Srie 	char	buffer[UNWINDTBLSZ];
3591618Srie 	uint_t	boff = plen, cnt = 0;
3601618Srie 
3611618Srie 	dbg_print(0, msg);
3621618Srie 	(void) strncpy(buffer, pre, UNWINDTBLSZ);
3631618Srie 
3641618Srie 	while (*ndx < (len + 4)) {
3651618Srie 		if (cnt == 8) {
3661618Srie 			dbg_print(0, buffer);
3671618Srie 			boff = plen;
3681618Srie 			cnt = 0;
3691618Srie 		}
3701618Srie 		(void) snprintf(&buffer[boff], UNWINDTBLSZ - boff,
3711618Srie 		    MSG_ORIG(MSG_UNW_TBLENTRY), data[doff + (*ndx)++]);
3721618Srie 		boff += 5;
3731618Srie 		cnt++;
3741618Srie 	}
3751618Srie 	if (cnt)
3761618Srie 		dbg_print(0, buffer);
3771618Srie }
3781618Srie 
3791618Srie /*
3801618Srie  * Obtain a specified Phdr entry.
3811618Srie  */
3821618Srie static Phdr *
3831618Srie getphdr(Word phnum, Word type, const char *file, Elf *elf)
3841618Srie {
3851618Srie 	Word	cnt;
3861618Srie 	Phdr	*phdr;
3871618Srie 
3881618Srie 	if ((phdr = elf_getphdr(elf)) == NULL) {
3891618Srie 		failure(file, MSG_ORIG(MSG_ELF_GETPHDR));
3901618Srie 		return (0);
3911618Srie 	}
3921618Srie 
3931618Srie 	for (cnt = 0; cnt < phnum; phdr++, cnt++) {
3941618Srie 		if (phdr->p_type == type)
3951618Srie 			return (phdr);
3961618Srie 	}
3971618Srie 	return (0);
3981618Srie }
3991618Srie 
4000Sstevel@tonic-gate static void
4011618Srie unwind(Cache *cache, Word shnum, Word phnum, Ehdr *ehdr, const char *name,
4021618Srie     const char *file, Elf *elf)
4030Sstevel@tonic-gate {
4041618Srie 	Word	cnt;
4051618Srie 	Phdr	*uphdr = 0;
4061618Srie 
4070Sstevel@tonic-gate 	/*
4081618Srie 	 * For the moment - UNWIND is only relevant for a AMD64 object.
4090Sstevel@tonic-gate 	 */
4100Sstevel@tonic-gate 	if (ehdr->e_machine != EM_AMD64)
4111618Srie 		return;
4120Sstevel@tonic-gate 
4131618Srie 	if (phnum)
4141618Srie 		uphdr = getphdr(phnum, PT_SUNW_UNWIND, file, elf);
4150Sstevel@tonic-gate 
4160Sstevel@tonic-gate 	for (cnt = 1; cnt < shnum; cnt++) {
4171618Srie 		Cache		*_cache = &cache[cnt];
4181618Srie 		Shdr		*shdr = _cache->c_shdr;
4191618Srie 		uchar_t		*data;
4200Sstevel@tonic-gate 		size_t		datasize;
4211618Srie 		uint64_t	off, ndx, frame_ptr, fde_cnt, tabndx;
4221618Srie 		uint_t		vers, frame_ptr_enc, fde_cnt_enc, table_enc;
4230Sstevel@tonic-gate 
4240Sstevel@tonic-gate 		/*
4251618Srie 		 * AMD64 - this is a strmcp() just to find the gcc produced
4261618Srie 		 * sections.  Soon gcc should be setting the section type - and
4271618Srie 		 * we'll not need this strcmp().
4280Sstevel@tonic-gate 		 */
4290Sstevel@tonic-gate 		if ((shdr->sh_type != SHT_AMD64_UNWIND) &&
4300Sstevel@tonic-gate 		    (strncmp(_cache->c_name, MSG_ORIG(MSG_SCN_FRM),
4310Sstevel@tonic-gate 		    MSG_SCN_FRM_SIZE) != 0) &&
4320Sstevel@tonic-gate 		    (strncmp(_cache->c_name, MSG_ORIG(MSG_SCN_FRMHDR),
4330Sstevel@tonic-gate 		    MSG_SCN_FRMHDR_SIZE) != 0))
4340Sstevel@tonic-gate 			continue;
4350Sstevel@tonic-gate 		if (name && strcmp(name, _cache->c_name))
4360Sstevel@tonic-gate 			continue;
4370Sstevel@tonic-gate 
4383466Srie 		if (_cache->c_data == NULL)
4393466Srie 			continue;
4403466Srie 
4411618Srie 		dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
4421618Srie 		dbg_print(0, MSG_INTL(MSG_ELF_SCN_UNWIND), _cache->c_name);
4430Sstevel@tonic-gate 
4441618Srie 		data = (uchar_t *)(_cache->c_data->d_buf);
4450Sstevel@tonic-gate 		datasize = _cache->c_data->d_size;
4460Sstevel@tonic-gate 		off = 0;
4470Sstevel@tonic-gate 
4480Sstevel@tonic-gate 		/*
4490Sstevel@tonic-gate 		 * Is this a .eh_frame_hdr
4500Sstevel@tonic-gate 		 */
4511618Srie 		if ((uphdr && (shdr->sh_addr == uphdr->p_vaddr)) ||
4520Sstevel@tonic-gate 		    (strncmp(_cache->c_name, MSG_ORIG(MSG_SCN_FRMHDR),
4531618Srie 		    MSG_SCN_FRMHDR_SIZE) == 0)) {
4541618Srie 
4551618Srie 			dbg_print(0, MSG_ORIG(MSG_UNW_FRMHDR));
4561618Srie 			ndx = 0;
4570Sstevel@tonic-gate 
4581618Srie 			vers = data[ndx++];
4591618Srie 			frame_ptr_enc = data[ndx++];
4601618Srie 			fde_cnt_enc = data[ndx++];
4611618Srie 			table_enc = data[ndx++];
4620Sstevel@tonic-gate 
4631618Srie 			dbg_print(0, MSG_ORIG(MSG_UNW_FRMVERS), vers);
4640Sstevel@tonic-gate 
4651618Srie 			frame_ptr = dwarf_ehe_extract(data, &ndx, frame_ptr_enc,
4661618Srie 			    ehdr->e_ident, shdr->sh_addr + ndx);
4670Sstevel@tonic-gate 
4681618Srie 			dbg_print(0, MSG_ORIG(MSG_UNW_FRPTRENC),
4691618Srie 			    conv_dwarf_ehe(frame_ptr_enc), EC_XWORD(frame_ptr));
4701618Srie 
4711618Srie 			fde_cnt = dwarf_ehe_extract(data, &ndx, fde_cnt_enc,
4721618Srie 			    ehdr->e_ident, shdr->sh_addr + ndx);
4730Sstevel@tonic-gate 
4741618Srie 			dbg_print(0, MSG_ORIG(MSG_UNW_FDCNENC),
4751618Srie 			    conv_dwarf_ehe(fde_cnt_enc), EC_XWORD(fde_cnt));
4761618Srie 			dbg_print(0, MSG_ORIG(MSG_UNW_TABENC),
4771618Srie 			    conv_dwarf_ehe(table_enc));
4781618Srie 			dbg_print(0, MSG_ORIG(MSG_UNW_BINSRTAB1));
4791618Srie 			dbg_print(0, MSG_ORIG(MSG_UNW_BINSRTAB2));
4800Sstevel@tonic-gate 
4811618Srie 			for (tabndx = 0; tabndx < fde_cnt; tabndx++) {
4821618Srie 				dbg_print(0, MSG_ORIG(MSG_UNW_BINSRTABENT),
4831618Srie 				    EC_XWORD(dwarf_ehe_extract(data, &ndx,
4841618Srie 				    table_enc, ehdr->e_ident, shdr->sh_addr)),
4851618Srie 				    EC_XWORD(dwarf_ehe_extract(data, &ndx,
4861618Srie 				    table_enc, ehdr->e_ident, shdr->sh_addr)));
4871618Srie 			}
4881618Srie 			continue;
4890Sstevel@tonic-gate 		}
4900Sstevel@tonic-gate 
4910Sstevel@tonic-gate 		/*
4920Sstevel@tonic-gate 		 * Walk the Eh_frame's
4930Sstevel@tonic-gate 		 */
4940Sstevel@tonic-gate 		while (off < datasize) {
4950Sstevel@tonic-gate 			uint_t		cieid, cielength, cieversion,
4960Sstevel@tonic-gate 					cieretaddr;
4971618Srie 			int		cieRflag, cieLflag, ciePflag, cieZflag;
4981618Srie 			uint_t		cieaugndx, length, id;
4990Sstevel@tonic-gate 			uint64_t	ciecalign, ciedalign;
5000Sstevel@tonic-gate 			char		*cieaugstr;
5010Sstevel@tonic-gate 
5020Sstevel@tonic-gate 			ndx = 0;
5030Sstevel@tonic-gate 			/*
5040Sstevel@tonic-gate 			 * extract length in lsb format
5050Sstevel@tonic-gate 			 */
5060Sstevel@tonic-gate 			length = LSB32EXTRACT(data + off + ndx);
5070Sstevel@tonic-gate 			ndx += 4;
5080Sstevel@tonic-gate 
5090Sstevel@tonic-gate 			/*
5100Sstevel@tonic-gate 			 * extract CIE id in lsb format
5110Sstevel@tonic-gate 			 */
5120Sstevel@tonic-gate 			id = LSB32EXTRACT(data + off + ndx);
5130Sstevel@tonic-gate 			ndx += 4;
5140Sstevel@tonic-gate 
5150Sstevel@tonic-gate 			/*
5161618Srie 			 * A CIE record has a id of '0', otherwise this is a
5171618Srie 			 * FDE entry and the 'id' is the CIE pointer.
5180Sstevel@tonic-gate 			 */
5190Sstevel@tonic-gate 			if (id == 0) {
5200Sstevel@tonic-gate 				uint64_t    persVal;
5211618Srie 
5220Sstevel@tonic-gate 				cielength = length;
5230Sstevel@tonic-gate 				cieid = id;
5241618Srie 				cieLflag = ciePflag = cieRflag = cieZflag = 0;
5250Sstevel@tonic-gate 
5261618Srie 				dbg_print(0, MSG_ORIG(MSG_UNW_CIE),
5271618Srie 				    EC_XWORD(shdr->sh_addr + off));
5281618Srie 				dbg_print(0, MSG_ORIG(MSG_UNW_CIELNGTH),
5291618Srie 				    cielength, cieid);
5300Sstevel@tonic-gate 
5310Sstevel@tonic-gate 				cieversion = data[off + ndx];
5320Sstevel@tonic-gate 				ndx += 1;
5330Sstevel@tonic-gate 				cieaugstr = (char *)(&data[off + ndx]);
5340Sstevel@tonic-gate 				ndx += strlen(cieaugstr) + 1;
5351618Srie 
5361618Srie 				dbg_print(0, MSG_ORIG(MSG_UNW_CIEVERS),
5371618Srie 				    cieversion, cieaugstr);
5381618Srie 
5390Sstevel@tonic-gate 				ciecalign = uleb_extract(&data[off], &ndx);
5400Sstevel@tonic-gate 				ciedalign = sleb_extract(&data[off], &ndx);
5410Sstevel@tonic-gate 				cieretaddr = data[off + ndx];
5420Sstevel@tonic-gate 				ndx += 1;
5431618Srie 
5441618Srie 				dbg_print(0, MSG_ORIG(MSG_UNW_CIECALGN),
5451618Srie 				    EC_XWORD(ciecalign), EC_XWORD(ciedalign),
5461618Srie 				    cieretaddr);
5470Sstevel@tonic-gate 
5480Sstevel@tonic-gate 				if (cieaugstr[0])
5491618Srie 				    dbg_print(0, MSG_ORIG(MSG_UNW_CIEAUXVAL));
5501618Srie 
5510Sstevel@tonic-gate 				for (cieaugndx = 0; cieaugstr[cieaugndx];
5520Sstevel@tonic-gate 				    cieaugndx++) {
5530Sstevel@tonic-gate 					uint_t	val;
5541618Srie 
5550Sstevel@tonic-gate 					switch (cieaugstr[cieaugndx]) {
5560Sstevel@tonic-gate 					case 'z':
5570Sstevel@tonic-gate 					    val = uleb_extract(&data[off],
5580Sstevel@tonic-gate 						&ndx);
5591618Srie 					    dbg_print(0,
5600Sstevel@tonic-gate 						MSG_ORIG(MSG_UNW_CIEAUXSIZE),
5610Sstevel@tonic-gate 						val);
5620Sstevel@tonic-gate 					    cieZflag = 1;
5630Sstevel@tonic-gate 					    break;
5640Sstevel@tonic-gate 					case 'P':
5650Sstevel@tonic-gate 					    ciePflag = data[off + ndx];
5660Sstevel@tonic-gate 					    ndx += 1;
5670Sstevel@tonic-gate 
5680Sstevel@tonic-gate 					    persVal = dwarf_ehe_extract(
5690Sstevel@tonic-gate 						&data[off],
5700Sstevel@tonic-gate 						&ndx, ciePflag, ehdr->e_ident,
5710Sstevel@tonic-gate 						shdr->sh_addr + off + ndx);
5721618Srie 					    dbg_print(0,
5730Sstevel@tonic-gate 						MSG_ORIG(MSG_UNW_CIEAUXPERS),
5740Sstevel@tonic-gate 						ciePflag,
5751618Srie 						conv_dwarf_ehe(ciePflag),
5760Sstevel@tonic-gate 						EC_XWORD(persVal));
5770Sstevel@tonic-gate 					    break;
5780Sstevel@tonic-gate 					case 'R':
5790Sstevel@tonic-gate 					    val = data[off + ndx];
5800Sstevel@tonic-gate 					    ndx += 1;
5811618Srie 					    dbg_print(0,
5820Sstevel@tonic-gate 						MSG_ORIG(MSG_UNW_CIEAUXCENC),
5831618Srie 						val, conv_dwarf_ehe(val));
5840Sstevel@tonic-gate 					    cieRflag = val;
5850Sstevel@tonic-gate 					    break;
5860Sstevel@tonic-gate 					case 'L':
5870Sstevel@tonic-gate 					    val = data[off + ndx];
5880Sstevel@tonic-gate 					    ndx += 1;
5891618Srie 					    dbg_print(0,
5900Sstevel@tonic-gate 						MSG_ORIG(MSG_UNW_CIEAUXLSDA),
5911618Srie 						val, conv_dwarf_ehe(val));
5920Sstevel@tonic-gate 					    cieLflag = val;
5930Sstevel@tonic-gate 					    break;
5940Sstevel@tonic-gate 					default:
5951618Srie 					    dbg_print(0,
5960Sstevel@tonic-gate 						MSG_ORIG(MSG_UNW_CIEAUXUNEC),
5970Sstevel@tonic-gate 						cieaugstr[cieaugndx]);
5980Sstevel@tonic-gate 					    break;
5990Sstevel@tonic-gate 					}
6000Sstevel@tonic-gate 				}
6011618Srie 				if ((cielength + 4) > ndx)
6021618Srie 					unwindtbl(&ndx, cielength, data, off,
6031618Srie 					    MSG_ORIG(MSG_UNW_CIECFI),
6041618Srie 					    MSG_ORIG(MSG_UNW_CIEPRE),
6051618Srie 					    MSG_UNW_CIEPRE_SIZE);
6060Sstevel@tonic-gate 				off += cielength + 4;
6071618Srie 
6080Sstevel@tonic-gate 			} else {
6090Sstevel@tonic-gate 				uint_t	    fdelength = length;
6100Sstevel@tonic-gate 				int	    fdecieptr = id;
6110Sstevel@tonic-gate 				uint64_t    fdeinitloc, fdeaddrrange;
6120Sstevel@tonic-gate 
6131618Srie 				dbg_print(0, MSG_ORIG(MSG_UNW_FDE),
6141618Srie 				    EC_XWORD(shdr->sh_addr + off));
6151618Srie 				dbg_print(0, MSG_ORIG(MSG_UNW_FDELNGTH),
6160Sstevel@tonic-gate 				    fdelength, fdecieptr);
6171618Srie 
6180Sstevel@tonic-gate 				fdeinitloc = dwarf_ehe_extract(&data[off],
6190Sstevel@tonic-gate 				    &ndx, cieRflag, ehdr->e_ident,
6200Sstevel@tonic-gate 				    shdr->sh_addr + off + ndx);
6210Sstevel@tonic-gate 				fdeaddrrange = dwarf_ehe_extract(&data[off],
6220Sstevel@tonic-gate 				    &ndx, (cieRflag & ~DW_EH_PE_pcrel),
6230Sstevel@tonic-gate 				    ehdr->e_ident,
6240Sstevel@tonic-gate 				    shdr->sh_addr + off + ndx);
6251618Srie 
6261618Srie 				dbg_print(0, MSG_ORIG(MSG_UNW_FDEINITLOC),
6271618Srie 				    EC_XWORD(fdeinitloc),
6281618Srie 				    EC_XWORD(fdeaddrrange));
6291618Srie 
6300Sstevel@tonic-gate 				if (cieaugstr[0])
6311618Srie 					dbg_print(0,
6321618Srie 					    MSG_ORIG(MSG_UNW_FDEAUXVAL));
6330Sstevel@tonic-gate 				if (cieZflag) {
6340Sstevel@tonic-gate 					uint64_t    val;
6350Sstevel@tonic-gate 					val = uleb_extract(&data[off], &ndx);
6361618Srie 					dbg_print(0,
6371618Srie 					    MSG_ORIG(MSG_UNW_FDEAUXSIZE),
6381618Srie 					    EC_XWORD(val));
6390Sstevel@tonic-gate 					if (val & cieLflag) {
6400Sstevel@tonic-gate 					    fdeinitloc = dwarf_ehe_extract(
6410Sstevel@tonic-gate 						&data[off], &ndx, cieLflag,
6420Sstevel@tonic-gate 						ehdr->e_ident,
6430Sstevel@tonic-gate 						shdr->sh_addr + off + ndx);
6441618Srie 					    dbg_print(0,
6450Sstevel@tonic-gate 						MSG_ORIG(MSG_UNW_FDEAUXLSDA),
6461618Srie 						EC_XWORD(val));
6470Sstevel@tonic-gate 					}
6480Sstevel@tonic-gate 				}
6491618Srie 				if ((fdelength + 4) > ndx)
6501618Srie 					unwindtbl(&ndx, fdelength, data, off,
6511618Srie 					    MSG_ORIG(MSG_UNW_FDECFI),
6521618Srie 					    MSG_ORIG(MSG_UNW_FDEPRE),
6531618Srie 					    MSG_UNW_FDEPRE_SIZE);
6540Sstevel@tonic-gate 				off += fdelength + 4;
6550Sstevel@tonic-gate 			}
6560Sstevel@tonic-gate 		}
6570Sstevel@tonic-gate 	}
6580Sstevel@tonic-gate }
6590Sstevel@tonic-gate 
6600Sstevel@tonic-gate /*
6610Sstevel@tonic-gate  * Print the hardware/software capabilities.  For executables and shared objects
6620Sstevel@tonic-gate  * this should be accompanied with a program header.
6630Sstevel@tonic-gate  */
6640Sstevel@tonic-gate static void
6651618Srie cap(const char *file, Cache *cache, Word shnum, Word phnum, Ehdr *ehdr,
6661618Srie     Elf *elf)
6670Sstevel@tonic-gate {
6681618Srie 	Word		cnt;
6693466Srie 	Shdr		*cshdr = 0;
6703466Srie 	Cache		*ccache;
6711618Srie 	Off		cphdr_off = 0;
6721618Srie 	Xword		cphdr_sz;
6730Sstevel@tonic-gate 
6740Sstevel@tonic-gate 	/*
6750Sstevel@tonic-gate 	 * Determine if a hardware/software capabilities header exists.
6760Sstevel@tonic-gate 	 */
6771618Srie 	if (phnum) {
6781618Srie 		Phdr	*phdr;
6790Sstevel@tonic-gate 
6801618Srie 		if ((phdr = elf_getphdr(elf)) == NULL) {
6810Sstevel@tonic-gate 			failure(file, MSG_ORIG(MSG_ELF_GETPHDR));
6820Sstevel@tonic-gate 			return;
6830Sstevel@tonic-gate 		}
6840Sstevel@tonic-gate 
6851618Srie 		for (cnt = 0; cnt < phnum; phdr++, cnt++) {
6861618Srie 			if (phdr->p_type == PT_SUNWCAP) {
6871618Srie 				cphdr_off = phdr->p_offset;
6881618Srie 				cphdr_sz = phdr->p_filesz;
6891618Srie 				break;
6901618Srie 			}
6910Sstevel@tonic-gate 		}
6920Sstevel@tonic-gate 	}
6930Sstevel@tonic-gate 
6940Sstevel@tonic-gate 	/*
6950Sstevel@tonic-gate 	 * Determine if a hardware/software capabilities section exists.
6960Sstevel@tonic-gate 	 */
6970Sstevel@tonic-gate 	for (cnt = 1; cnt < shnum; cnt++) {
6981618Srie 		Cache	*_cache = &cache[cnt];
6991618Srie 		Shdr	*shdr = _cache->c_shdr;
7000Sstevel@tonic-gate 
7010Sstevel@tonic-gate 		if (shdr->sh_type != SHT_SUNW_cap)
7020Sstevel@tonic-gate 			continue;
7030Sstevel@tonic-gate 
7040Sstevel@tonic-gate 		if (cphdr_off && ((cphdr_off < shdr->sh_offset) ||
7050Sstevel@tonic-gate 		    (cphdr_off + cphdr_sz) > (shdr->sh_offset + shdr->sh_size)))
7060Sstevel@tonic-gate 			continue;
7070Sstevel@tonic-gate 
7083466Srie 		if (_cache->c_data == NULL)
7093466Srie 			continue;
7103466Srie 
7110Sstevel@tonic-gate 		ccache = _cache;
7120Sstevel@tonic-gate 		cshdr = shdr;
7130Sstevel@tonic-gate 		break;
7140Sstevel@tonic-gate 	}
7150Sstevel@tonic-gate 
7160Sstevel@tonic-gate 	if ((cshdr == 0) && (cphdr_off == 0))
7170Sstevel@tonic-gate 		return;
7180Sstevel@tonic-gate 
7193466Srie 	if ((cshdr->sh_entsize == 0) || (cshdr->sh_size == 0)) {
7203466Srie 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSZ),
7213466Srie 		    file, ccache->c_name);
7223466Srie 		return;
7233466Srie 	}
7243466Srie 
7250Sstevel@tonic-gate 	/*
7260Sstevel@tonic-gate 	 * Print the hardware/software capabilities section.
7270Sstevel@tonic-gate 	 */
7280Sstevel@tonic-gate 	if (cshdr) {
7291618Srie 		Word	ndx, capn;
7303492Sab196087 		Cap	*cap = (Cap *)ccache->c_data->d_buf;
7310Sstevel@tonic-gate 
7321618Srie 		dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
7331618Srie 		dbg_print(0, MSG_INTL(MSG_ELF_SCN_CAP), ccache->c_name);
7340Sstevel@tonic-gate 
7351618Srie 		Elf_cap_title(0);
7361618Srie 
7371618Srie 		capn = (Word)(cshdr->sh_size / cshdr->sh_entsize);
7380Sstevel@tonic-gate 
7391618Srie 		for (ndx = 0; ndx < capn; cap++, ndx++) {
7401618Srie 			if (cap->c_tag != CA_SUNW_NULL)
7411618Srie 				Elf_cap_entry(0, cap, ndx, ehdr->e_machine);
7420Sstevel@tonic-gate 		}
7430Sstevel@tonic-gate 	} else
7440Sstevel@tonic-gate 		(void) fprintf(stderr, MSG_INTL(MSG_WARN_INVCAP1), file);
7450Sstevel@tonic-gate 
7460Sstevel@tonic-gate 	/*
7470Sstevel@tonic-gate 	 * If this object is an executable or shared object, then the
7480Sstevel@tonic-gate 	 * hardware/software capabilities section should have an accompanying
7490Sstevel@tonic-gate 	 * program header.
7500Sstevel@tonic-gate 	 */
7510Sstevel@tonic-gate 	if (cshdr && ((ehdr->e_type == ET_EXEC) || (ehdr->e_type == ET_DYN))) {
7520Sstevel@tonic-gate 		if (cphdr_off == 0)
7530Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_WARN_INVCAP2),
7540Sstevel@tonic-gate 			    file, ccache->c_name);
7550Sstevel@tonic-gate 		else if ((cphdr_off != cshdr->sh_offset) ||
7560Sstevel@tonic-gate 		    (cphdr_sz != cshdr->sh_size))
7570Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_WARN_INVCAP3),
7580Sstevel@tonic-gate 			    file, ccache->c_name);
7590Sstevel@tonic-gate 	}
7600Sstevel@tonic-gate }
7610Sstevel@tonic-gate 
7620Sstevel@tonic-gate /*
7630Sstevel@tonic-gate  * Print the interpretor.
7640Sstevel@tonic-gate  */
7650Sstevel@tonic-gate static void
7661618Srie interp(const char *file, Cache *cache, Word shnum, Word phnum, Elf *elf)
7670Sstevel@tonic-gate {
7681618Srie 	Word	cnt;
7691618Srie 	Shdr	*ishdr = 0;
7701618Srie 	Cache	*icache;
7711618Srie 	Off	iphdr_off = 0;
7721618Srie 	Xword	iphdr_fsz;
7730Sstevel@tonic-gate 
7740Sstevel@tonic-gate 	/*
7750Sstevel@tonic-gate 	 * Determine if an interp header exists.
7760Sstevel@tonic-gate 	 */
7771618Srie 	if (phnum) {
7781618Srie 		Phdr	*phdr;
7790Sstevel@tonic-gate 
7801618Srie 		if ((phdr = getphdr(phnum, PT_INTERP, file, elf)) != 0) {
7811618Srie 			iphdr_off = phdr->p_offset;
7821618Srie 			iphdr_fsz = phdr->p_filesz;
7830Sstevel@tonic-gate 		}
7840Sstevel@tonic-gate 	}
7850Sstevel@tonic-gate 
7860Sstevel@tonic-gate 	if (iphdr_off == 0)
7870Sstevel@tonic-gate 		return;
7880Sstevel@tonic-gate 
7890Sstevel@tonic-gate 	/*
7900Sstevel@tonic-gate 	 * Determine if an interp section exists.
7910Sstevel@tonic-gate 	 */
7920Sstevel@tonic-gate 	for (cnt = 1; cnt < shnum; cnt++) {
7931618Srie 		Cache	*_cache = &cache[cnt];
7941618Srie 		Shdr	*shdr = _cache->c_shdr;
7950Sstevel@tonic-gate 
7960Sstevel@tonic-gate 		/*
7970Sstevel@tonic-gate 		 * Scan sections to find a section which contains the PT_INTERP
7980Sstevel@tonic-gate 		 * string.  The target section can't be in a NOBITS section.
7990Sstevel@tonic-gate 		 */
8000Sstevel@tonic-gate 		if ((shdr->sh_type == SHT_NOBITS) ||
8010Sstevel@tonic-gate 		    (iphdr_off < shdr->sh_offset) ||
8021618Srie 		    (iphdr_off + iphdr_fsz) > (shdr->sh_offset + shdr->sh_size))
8030Sstevel@tonic-gate 			continue;
8040Sstevel@tonic-gate 
8050Sstevel@tonic-gate 		icache = _cache;
8060Sstevel@tonic-gate 		ishdr = shdr;
8070Sstevel@tonic-gate 		break;
8080Sstevel@tonic-gate 	}
8090Sstevel@tonic-gate 
8100Sstevel@tonic-gate 	/*
8110Sstevel@tonic-gate 	 * Print the interpreter string based on the offset defined in the
8120Sstevel@tonic-gate 	 * program header, as this is the offset used by the kernel.
8130Sstevel@tonic-gate 	 */
8143466Srie 	if (ishdr && icache->c_data) {
8151618Srie 		dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
8161618Srie 		dbg_print(0, MSG_INTL(MSG_ELF_SCN_INTERP), icache->c_name);
8171618Srie 		dbg_print(0, MSG_ORIG(MSG_FMT_INDENT),
8180Sstevel@tonic-gate 		    (char *)icache->c_data->d_buf +
8190Sstevel@tonic-gate 		    (iphdr_off - ishdr->sh_offset));
8200Sstevel@tonic-gate 	} else
8210Sstevel@tonic-gate 		(void) fprintf(stderr, MSG_INTL(MSG_WARN_INVINTERP1), file);
8220Sstevel@tonic-gate 
8230Sstevel@tonic-gate 	/*
8240Sstevel@tonic-gate 	 * If there are any inconsistences between the program header and
8250Sstevel@tonic-gate 	 * section information, flag them.
8260Sstevel@tonic-gate 	 */
8270Sstevel@tonic-gate 	if (ishdr && ((iphdr_off != ishdr->sh_offset) ||
8281618Srie 	    (iphdr_fsz != ishdr->sh_size))) {
8290Sstevel@tonic-gate 		(void) fprintf(stderr, MSG_INTL(MSG_WARN_INVINTERP2), file,
8300Sstevel@tonic-gate 		    icache->c_name);
8310Sstevel@tonic-gate 	}
8320Sstevel@tonic-gate }
8330Sstevel@tonic-gate 
8340Sstevel@tonic-gate /*
8350Sstevel@tonic-gate  * Print the syminfo section.
8360Sstevel@tonic-gate  */
8370Sstevel@tonic-gate static void
8381618Srie syminfo(Cache *cache, Word shnum, const char *file)
8390Sstevel@tonic-gate {
8401618Srie 	Shdr		*infoshdr;
8411618Srie 	Syminfo		*info;
8421618Srie 	Sym		*syms;
8431618Srie 	Dyn		*dyns;
8441618Srie 	Word		infonum, cnt, ndx, symnum;
8451618Srie 	Cache		*infocache = 0, *symsec, *strsec;
8460Sstevel@tonic-gate 
8470Sstevel@tonic-gate 	for (cnt = 1; cnt < shnum; cnt++) {
8481618Srie 		if (cache[cnt].c_shdr->sh_type == SHT_SUNW_syminfo) {
8491618Srie 			infocache = &cache[cnt];
8500Sstevel@tonic-gate 			break;
8510Sstevel@tonic-gate 		}
8520Sstevel@tonic-gate 	}
8531618Srie 	if (infocache == 0)
8540Sstevel@tonic-gate 		return;
8550Sstevel@tonic-gate 
8561618Srie 	infoshdr = infocache->c_shdr;
8571618Srie 	if ((infoshdr->sh_entsize == 0) || (infoshdr->sh_size == 0)) {
8580Sstevel@tonic-gate 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSZ),
8591618Srie 		    file, infocache->c_name);
8600Sstevel@tonic-gate 		return;
8610Sstevel@tonic-gate 	}
8623466Srie 	if (infocache->c_data == NULL)
8633466Srie 		return;
8643466Srie 
8651618Srie 	infonum = (Word)(infoshdr->sh_size / infoshdr->sh_entsize);
8661618Srie 	info = (Syminfo *)infocache->c_data->d_buf;
8670Sstevel@tonic-gate 
8680Sstevel@tonic-gate 	/*
8690Sstevel@tonic-gate 	 * Get the data buffer of the associated dynamic section.
8700Sstevel@tonic-gate 	 */
8711618Srie 	if ((infoshdr->sh_info == 0) || (infoshdr->sh_info >= shnum)) {
8720Sstevel@tonic-gate 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSHINFO),
8731618Srie 		    file, infocache->c_name, EC_WORD(infoshdr->sh_info));
8740Sstevel@tonic-gate 		return;
8750Sstevel@tonic-gate 	}
8763466Srie 	if (cache[infoshdr->sh_info].c_data == NULL)
8773466Srie 		return;
8783466Srie 
8791618Srie 	dyns = cache[infoshdr->sh_info].c_data->d_buf;
8801618Srie 	if (dyns == 0) {
8810Sstevel@tonic-gate 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSZ),
8821618Srie 		    file, cache[infoshdr->sh_info].c_name);
8830Sstevel@tonic-gate 		return;
8840Sstevel@tonic-gate 	}
8850Sstevel@tonic-gate 
8860Sstevel@tonic-gate 	/*
8871618Srie 	 * Get the data buffer for the associated symbol table and string table.
8880Sstevel@tonic-gate 	 */
8891618Srie 	if (stringtbl(cache, 1, cnt, shnum, file,
8901618Srie 	    &symnum, &symsec, &strsec) == 0)
8910Sstevel@tonic-gate 		return;
8920Sstevel@tonic-gate 
8931618Srie 	syms = symsec->c_data->d_buf;
8940Sstevel@tonic-gate 
8951618Srie 	/*
8961618Srie 	 * Loop through the syminfo entries.
8971618Srie 	 */
8981618Srie 	dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
8991618Srie 	dbg_print(0, MSG_INTL(MSG_ELF_SCN_SYMINFO), infocache->c_name);
9001618Srie 	Elf_syminfo_title(0);
9010Sstevel@tonic-gate 
9021618Srie 	for (ndx = 1, info++; ndx < infonum; ndx++, info++) {
9031618Srie 		Sym 		*sym;
9041618Srie 		const char	*needed = 0, *name;
9051618Srie 
9061618Srie 		if ((info->si_flags == 0) && (info->si_boundto == 0))
9070Sstevel@tonic-gate 			continue;
9080Sstevel@tonic-gate 
9091618Srie 		sym = &syms[ndx];
9101618Srie 		name = string(infocache, ndx, strsec, file, sym->st_name);
9110Sstevel@tonic-gate 
9121618Srie 		if (info->si_boundto < SYMINFO_BT_LOWRESERVE) {
9131618Srie 			Dyn	*dyn = &dyns[info->si_boundto];
9141618Srie 
9151618Srie 			needed = string(infocache, info->si_boundto,
9161618Srie 			    strsec, file, dyn->d_un.d_val);
9170Sstevel@tonic-gate 		}
9181618Srie 		Elf_syminfo_entry(0, ndx, info, name, needed);
9190Sstevel@tonic-gate 	}
9200Sstevel@tonic-gate }
9210Sstevel@tonic-gate 
9220Sstevel@tonic-gate /*
9230Sstevel@tonic-gate  * Print version definition section entries.
9240Sstevel@tonic-gate  */
9250Sstevel@tonic-gate static void
9261618Srie version_def(Verdef *vdf, Word shnum, Cache *vcache, Cache *scache,
9270Sstevel@tonic-gate     const char *file)
9280Sstevel@tonic-gate {
9291618Srie 	Word	cnt;
9301618Srie 	char	index[MAXNDXSIZE];
9310Sstevel@tonic-gate 
9321618Srie 	Elf_ver_def_title(0);
9330Sstevel@tonic-gate 
9340Sstevel@tonic-gate 	for (cnt = 1; cnt <= shnum; cnt++,
9351618Srie 	    vdf = (Verdef *)((uintptr_t)vdf + vdf->vd_next)) {
9360Sstevel@tonic-gate 		const char	*name, *dep;
9371618Srie 		Half		vcnt = vdf->vd_cnt - 1;
9381618Srie 		Half		ndx = vdf->vd_ndx;
9391618Srie 		Verdaux		*vdap = (Verdaux *)((uintptr_t)vdf +
9401618Srie 				    vdf->vd_aux);
9410Sstevel@tonic-gate 
9420Sstevel@tonic-gate 		/*
9430Sstevel@tonic-gate 		 * Obtain the name and first dependency (if any).
9440Sstevel@tonic-gate 		 */
9450Sstevel@tonic-gate 		name = string(vcache, cnt, scache, file, vdap->vda_name);
9461618Srie 		vdap = (Verdaux *)((uintptr_t)vdap + vdap->vda_next);
9470Sstevel@tonic-gate 		if (vcnt)
9480Sstevel@tonic-gate 			dep = string(vcache, cnt, scache, file, vdap->vda_name);
9490Sstevel@tonic-gate 		else
9500Sstevel@tonic-gate 			dep = MSG_ORIG(MSG_STR_EMPTY);
9510Sstevel@tonic-gate 
9520Sstevel@tonic-gate 		(void) snprintf(index, MAXNDXSIZE, MSG_ORIG(MSG_FMT_INDEX),
9530Sstevel@tonic-gate 		    EC_XWORD(ndx));
9541618Srie 		Elf_ver_line_1(0, index, name, dep,
9551618Srie 		    conv_ver_flags(vdf->vd_flags));
9560Sstevel@tonic-gate 
9570Sstevel@tonic-gate 		/*
9580Sstevel@tonic-gate 		 * Print any additional dependencies.
9590Sstevel@tonic-gate 		 */
9600Sstevel@tonic-gate 		if (vcnt) {
9611618Srie 			vdap = (Verdaux *)((uintptr_t)vdap + vdap->vda_next);
9620Sstevel@tonic-gate 			for (vcnt--; vcnt; vcnt--,
9631618Srie 			    vdap = (Verdaux *)((uintptr_t)vdap +
9640Sstevel@tonic-gate 			    vdap->vda_next)) {
9650Sstevel@tonic-gate 				dep = string(vcache, cnt, scache, file,
9660Sstevel@tonic-gate 				    vdap->vda_name);
9671618Srie 				Elf_ver_line_2(0, MSG_ORIG(MSG_STR_EMPTY), dep);
9680Sstevel@tonic-gate 			}
9690Sstevel@tonic-gate 		}
9700Sstevel@tonic-gate 	}
9710Sstevel@tonic-gate }
9720Sstevel@tonic-gate 
9730Sstevel@tonic-gate /*
9740Sstevel@tonic-gate  * Print a version needed section entries.
9750Sstevel@tonic-gate  */
9760Sstevel@tonic-gate static void
9771618Srie version_need(Verneed *vnd, Word shnum, Cache *vcache, Cache *scache,
9780Sstevel@tonic-gate     const char *file)
9790Sstevel@tonic-gate {
9801618Srie 	Word	cnt;
9810Sstevel@tonic-gate 
9821618Srie 	Elf_ver_need_title(0);
9830Sstevel@tonic-gate 
9840Sstevel@tonic-gate 	for (cnt = 1; cnt <= shnum; cnt++,
9851618Srie 	    vnd = (Verneed *)((uintptr_t)vnd + vnd->vn_next)) {
9860Sstevel@tonic-gate 		const char	*name, *dep;
9871618Srie 		Half		vcnt = vnd->vn_cnt;
9881618Srie 		Vernaux		*vnap = (Vernaux *)((uintptr_t)vnd +
9891618Srie 					vnd->vn_aux);
9900Sstevel@tonic-gate 
9910Sstevel@tonic-gate 		/*
9920Sstevel@tonic-gate 		 * Obtain the name of the needed file and the version name
9930Sstevel@tonic-gate 		 * within it that we're dependent on.  Note that the count
9940Sstevel@tonic-gate 		 * should be at least one, otherwise this is a pretty bogus
9950Sstevel@tonic-gate 		 * entry.
9960Sstevel@tonic-gate 		 */
9970Sstevel@tonic-gate 		name = string(vcache, cnt, scache, file, vnd->vn_file);
9980Sstevel@tonic-gate 		if (vcnt)
9990Sstevel@tonic-gate 			dep = string(vcache, cnt, scache, file, vnap->vna_name);
10000Sstevel@tonic-gate 		else
10010Sstevel@tonic-gate 			dep = MSG_INTL(MSG_STR_NULL);
10020Sstevel@tonic-gate 
10031618Srie 		Elf_ver_line_1(0, MSG_ORIG(MSG_STR_EMPTY), name, dep,
10041618Srie 		    conv_ver_flags(vnap->vna_flags));
10050Sstevel@tonic-gate 
10060Sstevel@tonic-gate 		/*
10070Sstevel@tonic-gate 		 * Print any additional version dependencies.
10080Sstevel@tonic-gate 		 */
10090Sstevel@tonic-gate 		if (vcnt) {
10101618Srie 			vnap = (Vernaux *)((uintptr_t)vnap + vnap->vna_next);
10110Sstevel@tonic-gate 			for (vcnt--; vcnt; vcnt--,
10121618Srie 			    vnap = (Vernaux *)((uintptr_t)vnap +
10130Sstevel@tonic-gate 			    vnap->vna_next)) {
10140Sstevel@tonic-gate 				dep = string(vcache, cnt, scache, file,
10150Sstevel@tonic-gate 				    vnap->vna_name);
10161618Srie 				Elf_ver_line_3(0, MSG_ORIG(MSG_STR_EMPTY), dep,
10171618Srie 				    conv_ver_flags(vnap->vna_flags));
10180Sstevel@tonic-gate 			}
10190Sstevel@tonic-gate 		}
10200Sstevel@tonic-gate 	}
10210Sstevel@tonic-gate }
10220Sstevel@tonic-gate 
10230Sstevel@tonic-gate /*
1024*3875Sab196087  * Display version section information if the flags require it.
1025*3875Sab196087  * Return version information needed by other output.
1026*3875Sab196087  *
1027*3875Sab196087  * entry:
1028*3875Sab196087  *	cache - Cache of all section headers
1029*3875Sab196087  *	shnum - # of sections in cache
1030*3875Sab196087  *	file - Name of file
1031*3875Sab196087  *	flags - Command line option flags
1032*3875Sab196087  *	versym - VERSYM_STATE block to be filled in.
10330Sstevel@tonic-gate  */
1034*3875Sab196087 static void
1035*3875Sab196087 versions(Cache *cache, Word shnum, const char *file, uint_t flags,
1036*3875Sab196087     VERSYM_STATE *versym)
10370Sstevel@tonic-gate {
10380Sstevel@tonic-gate 	GElf_Word	cnt;
1039*3875Sab196087 	const char	*gnu_prefix;
1040*3875Sab196087 	size_t		gnu_prefix_len;
1041*3875Sab196087 
1042*3875Sab196087 	bzero(versym, sizeof (*versym));
1043*3875Sab196087 	gnu_prefix = MSG_ORIG(MSG_GNU_VERNAMPREFIX);
1044*3875Sab196087 	gnu_prefix_len = strlen(gnu_prefix);
10450Sstevel@tonic-gate 
10460Sstevel@tonic-gate 	for (cnt = 1; cnt < shnum; cnt++) {
10471618Srie 		void		*ver;
10480Sstevel@tonic-gate 		uint_t		num;
10491618Srie 		Cache		*_cache = &cache[cnt];
10501618Srie 		Shdr		*shdr = _cache->c_shdr;
10511618Srie 		const char	*secname = _cache->c_name;
10520Sstevel@tonic-gate 
10530Sstevel@tonic-gate 		/*
1054*3875Sab196087 		 * If the section names starts with the .gnu.version prefix,
1055*3875Sab196087 		 * then this object was almost certainly produced by the
1056*3875Sab196087 		 * GNU ld and not the native Solaris ld.
10570Sstevel@tonic-gate 		 */
1058*3875Sab196087 		if (strncmp(gnu_prefix, secname, gnu_prefix_len) == 0)
1059*3875Sab196087 			versym->gnu = 1;
1060*3875Sab196087 
1061*3875Sab196087 		/*
1062*3875Sab196087 		 * If this is the version symbol table record its data
1063*3875Sab196087 		 * address for later symbol processing.
1064*3875Sab196087 		 */
1065*3875Sab196087 		if ((shdr->sh_type == SHT_SUNW_versym) &&
1066*3875Sab196087 		    (_cache->c_data != NULL)) {
1067*3875Sab196087 			versym->cache = _cache;
1068*3875Sab196087 			versym->data = _cache->c_data->d_buf;
10690Sstevel@tonic-gate 			continue;
10700Sstevel@tonic-gate 		}
10710Sstevel@tonic-gate 
1072*3875Sab196087 		/*
1073*3875Sab196087 		 * If this is a version definition section, retain # of
1074*3875Sab196087 		 * version definitions for later symbol processing.
1075*3875Sab196087 		 */
1076*3875Sab196087 		if (shdr->sh_type == SHT_SUNW_verdef)
1077*3875Sab196087 			versym->num_verdef = shdr->sh_info;
1078*3875Sab196087 
10790Sstevel@tonic-gate 		if ((flags & FLG_VERSIONS) == 0)
10800Sstevel@tonic-gate 			continue;
10810Sstevel@tonic-gate 
10820Sstevel@tonic-gate 		if ((shdr->sh_type != SHT_SUNW_verdef) &&
10830Sstevel@tonic-gate 		    (shdr->sh_type != SHT_SUNW_verneed))
10840Sstevel@tonic-gate 			continue;
10850Sstevel@tonic-gate 
10860Sstevel@tonic-gate 		/*
10870Sstevel@tonic-gate 		 * Determine the version section data and number.
10880Sstevel@tonic-gate 		 */
10893466Srie 		if ((_cache->c_data == NULL) ||
10903466Srie 		    ((ver = (void *)_cache->c_data->d_buf) == NULL)) {
10910Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSZ),
10921618Srie 			    file, secname);
10930Sstevel@tonic-gate 			continue;
10940Sstevel@tonic-gate 		}
10950Sstevel@tonic-gate 		if ((num = shdr->sh_info) == 0) {
10960Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSHINFO),
10971618Srie 			    file, secname, EC_WORD(shdr->sh_info));
10980Sstevel@tonic-gate 			continue;
10990Sstevel@tonic-gate 		}
11000Sstevel@tonic-gate 
11010Sstevel@tonic-gate 		/*
11020Sstevel@tonic-gate 		 * Get the data buffer for the associated string table.
11030Sstevel@tonic-gate 		 */
11040Sstevel@tonic-gate 		if ((shdr->sh_link == 0) || (shdr->sh_link >= shnum)) {
11050Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSHLINK),
11061618Srie 			    file, secname, EC_WORD(shdr->sh_link));
11070Sstevel@tonic-gate 			continue;
11080Sstevel@tonic-gate 		}
11090Sstevel@tonic-gate 
11101618Srie 		dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
11110Sstevel@tonic-gate 		if (shdr->sh_type == SHT_SUNW_verdef) {
11121618Srie 			dbg_print(0, MSG_INTL(MSG_ELF_SCN_VERDEF), secname);
11131618Srie 			version_def((Verdef *)ver, num, _cache,
11140Sstevel@tonic-gate 			    &cache[shdr->sh_link], file);
11150Sstevel@tonic-gate 		} else if (shdr->sh_type == SHT_SUNW_verneed) {
11161618Srie 			dbg_print(0, MSG_INTL(MSG_ELF_SCN_VERNEED), secname);
11171618Srie 			version_need((Verneed *)ver, num, _cache,
11180Sstevel@tonic-gate 			    &cache[shdr->sh_link], file);
11190Sstevel@tonic-gate 		}
11200Sstevel@tonic-gate 	}
11210Sstevel@tonic-gate }
11220Sstevel@tonic-gate 
11230Sstevel@tonic-gate /*
11243492Sab196087  * Initialize a symbol table state structure
11253492Sab196087  *
11263492Sab196087  * entry:
11273492Sab196087  *	state - State structure to be initialized
11283492Sab196087  *	cache - Cache of all section headers
11293492Sab196087  *	shnum - # of sections in cache
11303492Sab196087  *	secndx - Index of symbol table section
11313492Sab196087  *	ehdr - ELF header for file
1132*3875Sab196087  *	versym - Information about versym section
11333492Sab196087  *	file - Name of file
11343492Sab196087  *	flags - Command line option flags
11351618Srie  */
11361618Srie static int
11373492Sab196087 init_symtbl_state(SYMTBL_STATE *state, Cache *cache, Word shnum, Word secndx,
1138*3875Sab196087     Ehdr *ehdr, VERSYM_STATE *versym, const char *file, uint_t flags)
11393492Sab196087 {
11403492Sab196087 	Shdr *shdr;
11413492Sab196087 
11423492Sab196087 	state->file = file;
11433492Sab196087 	state->ehdr = ehdr;
11443492Sab196087 	state->cache = cache;
11453492Sab196087 	state->shnum = shnum;
11463492Sab196087 	state->seccache = &cache[secndx];
11473492Sab196087 	state->secndx = secndx;
11483492Sab196087 	state->secname = state->seccache->c_name;
11493492Sab196087 	state->flags = flags;
11503492Sab196087 	state->shxndx.checked = 0;
11513492Sab196087 	state->shxndx.data = NULL;
11523492Sab196087 	state->shxndx.n = 0;
11533492Sab196087 
11543492Sab196087 	shdr = state->seccache->c_shdr;
11553492Sab196087 
11563492Sab196087 	/*
11573492Sab196087 	 * Check the symbol data and per-item size.
11583492Sab196087 	 */
11593492Sab196087 	if ((shdr->sh_entsize == 0) || (shdr->sh_size == 0)) {
11603492Sab196087 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSZ),
11613492Sab196087 		    file, state->secname);
11623492Sab196087 		return (0);
11633492Sab196087 	}
11643492Sab196087 	if (state->seccache->c_data == NULL)
11653492Sab196087 		return (0);
11663492Sab196087 
11673492Sab196087 	/* LINTED */
11683492Sab196087 	state->symn = (Word)(shdr->sh_size / shdr->sh_entsize);
11693492Sab196087 	state->sym = (Sym *)state->seccache->c_data->d_buf;
11703492Sab196087 
11713492Sab196087 	/*
11723492Sab196087 	 * Check associated string table section.
11733492Sab196087 	 */
11743492Sab196087 	if ((shdr->sh_link == 0) || (shdr->sh_link >= shnum)) {
11753492Sab196087 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSHLINK),
11763492Sab196087 		    file, state->secname, EC_WORD(shdr->sh_link));
11773492Sab196087 		return (0);
11783492Sab196087 	}
11793492Sab196087 
11803492Sab196087 	/*
11813492Sab196087 	 * Determine if there is a associated Versym section
11823492Sab196087 	 * with this Symbol Table.
11833492Sab196087 	 */
1184*3875Sab196087 	if (versym->cache &&
1185*3875Sab196087 	    (versym->cache->c_shdr->sh_link == state->secndx))
1186*3875Sab196087 		state->versym = versym;
11873492Sab196087 	else
11883492Sab196087 		state->versym = NULL;
11893492Sab196087 
11903492Sab196087 
11913492Sab196087 	return (1);
11923492Sab196087 }
11933492Sab196087 
11943492Sab196087 /*
11953492Sab196087  * Determine the extended section index used for symbol tables entries.
11963492Sab196087  */
11973492Sab196087 static void
11983492Sab196087 symbols_getxindex(SYMTBL_STATE * state)
11991618Srie {
12001618Srie 	uint_t	symn;
12011618Srie 	Word	symcnt;
12021618Srie 
12033492Sab196087 	state->shxndx.checked = 1;   /* Note that we've been called */
12043492Sab196087 	for (symcnt = 1; symcnt < state->shnum; symcnt++) {
12053492Sab196087 		Cache	*_cache = &state->cache[symcnt];
12061618Srie 		Shdr	*shdr = _cache->c_shdr;
12071618Srie 
12081618Srie 		if ((shdr->sh_type != SHT_SYMTAB_SHNDX) ||
12093492Sab196087 		    (shdr->sh_link != state->secndx))
12101618Srie 			continue;
12111618Srie 
12121618Srie 		if ((shdr->sh_entsize) &&
12131618Srie 		    /* LINTED */
12141618Srie 		    ((symn = (uint_t)(shdr->sh_size / shdr->sh_entsize)) == 0))
12151618Srie 			continue;
12161618Srie 
12173466Srie 		if (_cache->c_data == NULL)
12183466Srie 			continue;
12193466Srie 
12203492Sab196087 		state->shxndx.data = _cache->c_data->d_buf;
12213492Sab196087 		state->shxndx.n = symn;
12223492Sab196087 		return;
12231618Srie 	}
12241618Srie }
12251618Srie 
12261618Srie /*
12273492Sab196087  * Produce a line of output for the given symbol
12283492Sab196087  *
12293492Sab196087  * entry:
1230*3875Sab196087  *	state - Symbol table state
12313492Sab196087  *	symndx - Index of symbol within the table
12323492Sab196087  *	symndx_disp - Index to display. This may not be the same
12333492Sab196087  *		as symndx if the display is relative to the logical
12343492Sab196087  *		combination of the SUNW_ldynsym/dynsym tables.
12353492Sab196087  *	sym - Symbol to display
12360Sstevel@tonic-gate  */
12373492Sab196087 static void
12383492Sab196087 output_symbol(SYMTBL_STATE *state, Word symndx, Word disp_symndx, Sym *sym)
12390Sstevel@tonic-gate {
12403118Sab196087 	/*
12413118Sab196087 	 * Symbol types for which we check that the specified
12423118Sab196087 	 * address/size land inside the target section.
12433118Sab196087 	 */
12443492Sab196087 	static const int addr_symtype[STT_NUM] = {
12453118Sab196087 		0,			/* STT_NOTYPE */
12463118Sab196087 		1,			/* STT_OBJECT */
12473118Sab196087 		1,			/* STT_FUNC */
12483118Sab196087 		0,			/* STT_SECTION */
12493118Sab196087 		0,			/* STT_FILE */
12503118Sab196087 		1,			/* STT_COMMON */
12513118Sab196087 		0,			/* STT_TLS */
12523118Sab196087 	};
12533118Sab196087 #if STT_NUM != (STT_TLS + 1)
12543492Sab196087 #error "STT_NUM has grown. Update addr_symtype[]"
12553118Sab196087 #endif
12563118Sab196087 
12573492Sab196087 	char		index[MAXNDXSIZE], *sec;
12583492Sab196087 	const char	*symname;
1259*3875Sab196087 	Versym		verndx;
12603492Sab196087 	uchar_t		type;
12613492Sab196087 	Shdr		*tshdr;
12623492Sab196087 	Word		shndx;
12633492Sab196087 
12643492Sab196087 	/* Ensure symbol index is in range */
12653492Sab196087 	if (symndx >= state->symn) {
12663492Sab196087 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSORTNDX),
12673492Sab196087 		    state->file, state->secname, EC_WORD(symndx));
12683492Sab196087 		return;
12693492Sab196087 	}
12703492Sab196087 
12713492Sab196087 	/*
12723492Sab196087 	 * If we are using extended symbol indexes, find the
12733492Sab196087 	 * corresponding SHN_SYMTAB_SHNDX table.
12743492Sab196087 	 */
12753492Sab196087 	if ((sym->st_shndx == SHN_XINDEX) && (state->shxndx.checked == 0))
12763492Sab196087 		symbols_getxindex(state);
12773492Sab196087 
12783492Sab196087 	/* LINTED */
12793492Sab196087 	symname = string(state->seccache, symndx,
12803492Sab196087 	    &state->cache[state->seccache->c_shdr->sh_link], state->file,
12813492Sab196087 	    sym->st_name);
12823492Sab196087 
12833492Sab196087 	tshdr = 0;
12843492Sab196087 	sec = NULL;
12853492Sab196087 
12863492Sab196087 	if ((state->ehdr->e_type == ET_CORE))
12873492Sab196087 		sec = (char *)MSG_INTL(MSG_STR_UNKNOWN);
12883492Sab196087 	else if ((sym->st_shndx < SHN_LORESERVE) &&
12893492Sab196087 	    (sym->st_shndx < state->shnum)) {
12903492Sab196087 		shndx = sym->st_shndx;
12913492Sab196087 		tshdr = state->cache[shndx].c_shdr;
12923492Sab196087 		sec = state->cache[shndx].c_name;
12933492Sab196087 	} else if (sym->st_shndx == SHN_XINDEX) {
12943492Sab196087 		if (state->shxndx.data) {
12953492Sab196087 			Word	_shxndx;
12963492Sab196087 
12973492Sab196087 			if (symndx > state->shxndx.n) {
12983492Sab196087 			    (void) fprintf(stderr,
12993492Sab196087 				MSG_INTL(MSG_ERR_BADSYMXINDEX1),
13003492Sab196087 				state->file, state->secname, EC_WORD(symndx));
13013492Sab196087 			} else if ((_shxndx =
13023492Sab196087 			    state->shxndx.data[symndx]) > state->shnum) {
13033492Sab196087 			    (void) fprintf(stderr,
13043492Sab196087 				MSG_INTL(MSG_ERR_BADSYMXINDEX2),
13053492Sab196087 				state->file, state->secname, EC_WORD(symndx),
13063492Sab196087 				EC_WORD(_shxndx));
13073492Sab196087 			} else {
13083492Sab196087 			    shndx = _shxndx;
13093492Sab196087 			    tshdr = state->cache[shndx].c_shdr;
13103492Sab196087 			    sec = state->cache[shndx].c_name;
13113492Sab196087 			}
13123492Sab196087 		} else {
13133492Sab196087 			(void) fprintf(stderr,
13143492Sab196087 			    MSG_INTL(MSG_ERR_BADSYMXINDEX3),
13153492Sab196087 			    state->file, state->secname, EC_WORD(symndx));
13163492Sab196087 		}
13173492Sab196087 	} else if ((sym->st_shndx < SHN_LORESERVE) &&
13183492Sab196087 	    (sym->st_shndx >= state->shnum)) {
13193492Sab196087 		(void) fprintf(stderr,
13203492Sab196087 		    MSG_INTL(MSG_ERR_BADSYM5), state->file,
13213492Sab196087 		    state->secname, demangle(symname, state->flags),
13223492Sab196087 		    sym->st_shndx);
13233492Sab196087 	}
13240Sstevel@tonic-gate 
13253492Sab196087 	/*
13263492Sab196087 	 * If versioning is available display the
1327*3875Sab196087 	 * version index. If not, then use 0.
13283492Sab196087 	 */
1329*3875Sab196087 	if (state->versym) {
1330*3875Sab196087 		verndx = state->versym->data[symndx];
1331*3875Sab196087 
1332*3875Sab196087 		/*
1333*3875Sab196087 		 * Check to see if this is a defined symbol with a
1334*3875Sab196087 		 * version index that is outside the valid range for
1335*3875Sab196087 		 * the file. If so, then there are two possiblities:
1336*3875Sab196087 		 *
1337*3875Sab196087 		 *	- Files produced by the GNU ld use the top (16th) bit
1338*3875Sab196087 		 *		as a "hidden symbol" marker. If we have
1339*3875Sab196087 		 *		detected that this object comes from GNU ld,
1340*3875Sab196087 		 *		then check to see if this is the case and that
1341*3875Sab196087 		 *		the resulting masked version is in range. If so,
1342*3875Sab196087 		 *		issue a warning describing it.
1343*3875Sab196087 		 *	- If this is not a GNU "hidden bit" issue, then
1344*3875Sab196087 		 *		issue a generic "out of range" error.
1345*3875Sab196087 		 */
1346*3875Sab196087 		if (VERNDX_INVALID(sym->st_shndx, state->versym->num_verdef,
1347*3875Sab196087 		    state->versym->data, verndx)) {
1348*3875Sab196087 			if (state->versym->gnu && (verndx & 0x8000) &&
1349*3875Sab196087 			    ((verndx & ~0x8000) <=
1350*3875Sab196087 			    state->versym->num_verdef)) {
1351*3875Sab196087 				(void) fprintf(stderr,
1352*3875Sab196087 				    MSG_INTL(MSG_WARN_GNUVER), state->file,
1353*3875Sab196087 				    state->secname, EC_WORD(symndx),
1354*3875Sab196087 				    EC_HALF(verndx & ~0x8000));
1355*3875Sab196087 			} else {	/* Generic version range error */
1356*3875Sab196087 				(void) fprintf(stderr,
1357*3875Sab196087 				    MSG_INTL(MSG_ERR_BADVER), state->file,
1358*3875Sab196087 				    state->secname, EC_WORD(symndx),
1359*3875Sab196087 				    EC_HALF(verndx), state->versym->num_verdef);
1360*3875Sab196087 			}
1361*3875Sab196087 		}
1362*3875Sab196087 	} else {
13633492Sab196087 		verndx = 0;
1364*3875Sab196087 	}
13653492Sab196087 
13663492Sab196087 	/*
13673492Sab196087 	 * Error checking for TLS.
13683492Sab196087 	 */
13693492Sab196087 	type = ELF_ST_TYPE(sym->st_info);
13703492Sab196087 	if (type == STT_TLS) {
13713492Sab196087 		if (tshdr &&
13723492Sab196087 		    (sym->st_shndx != SHN_UNDEF) &&
13733492Sab196087 		    ((tshdr->sh_flags & SHF_TLS) == 0)) {
13743492Sab196087 			(void) fprintf(stderr,
13753492Sab196087 			    MSG_INTL(MSG_ERR_BADSYM3), state->file,
13763492Sab196087 			    state->secname, demangle(symname, state->flags));
13773492Sab196087 		}
13783492Sab196087 	} else if ((type != STT_SECTION) && sym->st_size &&
13793492Sab196087 	    tshdr && (tshdr->sh_flags & SHF_TLS)) {
13803492Sab196087 		(void) fprintf(stderr,
13813492Sab196087 		    MSG_INTL(MSG_ERR_BADSYM4), state->file,
13823492Sab196087 		    state->secname, demangle(symname, state->flags));
13833492Sab196087 	}
13843492Sab196087 
13853492Sab196087 	/*
13863492Sab196087 	 * If a symbol with non-zero size has a type that
13873492Sab196087 	 * specifies an address, then make sure the location
13883492Sab196087 	 * it references is actually contained within the
13893492Sab196087 	 * section.  UNDEF symbols don't count in this case,
13903492Sab196087 	 * so we ignore them.
13913492Sab196087 	 *
13923492Sab196087 	 * The meaning of the st_value field in a symbol
13933492Sab196087 	 * depends on the type of object. For a relocatable
13943492Sab196087 	 * object, it is the offset within the section.
13953492Sab196087 	 * For sharable objects, it is the offset relative to
13963492Sab196087 	 * the base of the object, and for other types, it is
13973492Sab196087 	 * the virtual address. To get an offset within the
13983492Sab196087 	 * section for non-ET_REL files, we subtract the
13993492Sab196087 	 * base address of the section.
14003492Sab196087 	 */
14013492Sab196087 	if (addr_symtype[type] && (sym->st_size > 0) &&
14023492Sab196087 	    (sym->st_shndx != SHN_UNDEF) && ((sym->st_shndx < SHN_LORESERVE) ||
14033492Sab196087 	    (sym->st_shndx == SHN_XINDEX)) && (tshdr != NULL)) {
14043492Sab196087 		Word v = sym->st_value;
14053492Sab196087 			if (state->ehdr->e_type != ET_REL)
14063492Sab196087 			v -= tshdr->sh_addr;
14073492Sab196087 		if (((v + sym->st_size) > tshdr->sh_size)) {
14083492Sab196087 			(void) fprintf(stderr,
14093492Sab196087 			    MSG_INTL(MSG_ERR_BADSYM6), state->file,
14103492Sab196087 			    state->secname, demangle(symname, state->flags),
14113492Sab196087 			    EC_WORD(shndx), EC_XWORD(tshdr->sh_size),
14123492Sab196087 			    EC_XWORD(sym->st_value), EC_XWORD(sym->st_size));
14133492Sab196087 		}
14143492Sab196087 	}
14153492Sab196087 
14163492Sab196087 	(void) snprintf(index, MAXNDXSIZE,
14173492Sab196087 	    MSG_ORIG(MSG_FMT_INDEX), EC_XWORD(disp_symndx));
14183492Sab196087 	Elf_syms_table_entry(0, ELF_DBG_ELFDUMP, index,
14193492Sab196087 	    state->ehdr->e_machine, sym, verndx, sec, symname);
14203492Sab196087 }
14213492Sab196087 
14223492Sab196087 /*
14233492Sab196087  * Search for and process any symbol tables.
14243492Sab196087  */
14253492Sab196087 void
14263492Sab196087 symbols(Cache *cache, Word shnum, Ehdr *ehdr, const char *name,
1427*3875Sab196087     VERSYM_STATE *versym, const char *file, uint_t flags)
14283492Sab196087 {
14293492Sab196087 	SYMTBL_STATE state;
14303492Sab196087 	Cache *_cache;
14313492Sab196087 	Word secndx;
14323492Sab196087 
14333492Sab196087 	for (secndx = 1; secndx < shnum; secndx++) {
14343492Sab196087 		Word		symcnt;
14353492Sab196087 		Shdr		*shdr;
14363492Sab196087 
14373492Sab196087 		_cache = &cache[secndx];
14383492Sab196087 		shdr = _cache->c_shdr;
14390Sstevel@tonic-gate 
14400Sstevel@tonic-gate 		if ((shdr->sh_type != SHT_SYMTAB) &&
14412766Sab196087 		    (shdr->sh_type != SHT_DYNSYM) &&
14422766Sab196087 		    (shdr->sh_type != SHT_SUNW_LDYNSYM))
14430Sstevel@tonic-gate 			continue;
14443492Sab196087 		if (name && strcmp(name, _cache->c_name))
14453466Srie 			continue;
14463466Srie 
14473492Sab196087 		if (!init_symtbl_state(&state, cache, shnum, secndx, ehdr,
1448*3875Sab196087 		    versym, file, flags))
14490Sstevel@tonic-gate 			continue;
14500Sstevel@tonic-gate 		/*
14510Sstevel@tonic-gate 		 * Loop through the symbol tables entries.
14520Sstevel@tonic-gate 		 */
14531618Srie 		dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
14543492Sab196087 		dbg_print(0, MSG_INTL(MSG_ELF_SCN_SYMTAB), state.secname);
14551618Srie 		Elf_syms_table_title(0, ELF_DBG_ELFDUMP);
14560Sstevel@tonic-gate 
14573492Sab196087 		for (symcnt = 0; symcnt < state.symn; symcnt++)
14583492Sab196087 			output_symbol(&state, symcnt, symcnt,
14593492Sab196087 			    state.sym + symcnt);
14603492Sab196087 	}
14613492Sab196087 }
14620Sstevel@tonic-gate 
14633492Sab196087 /*
14643492Sab196087  * Search for and process any SHT_SUNW_symsort or SHT_SUNW_tlssort sections.
14653492Sab196087  * These sections are always associated with the .SUNW_ldynsym./.dynsym pair.
14663492Sab196087  */
14673492Sab196087 static void
14683492Sab196087 sunw_sort(Cache *cache, Word shnum, Ehdr *ehdr, const char *name,
1469*3875Sab196087     VERSYM_STATE *versym, const char *file, uint_t flags)
14703492Sab196087 {
14713492Sab196087 	SYMTBL_STATE	ldynsym_state,	dynsym_state;
14723492Sab196087 	Cache		*sortcache,	*symcache;
14733492Sab196087 	Shdr		*sortshdr,	*symshdr;
14743492Sab196087 	Word		sortsecndx,	symsecndx;
14753492Sab196087 	Word		ldynsym_cnt;
14763492Sab196087 	Word		*ndx;
14773492Sab196087 	Word		ndxn;
14783492Sab196087 	int		output_cnt = 0;
14790Sstevel@tonic-gate 
14803492Sab196087 	for (sortsecndx = 1; sortsecndx < shnum; sortsecndx++) {
14810Sstevel@tonic-gate 
14823492Sab196087 		sortcache = &cache[sortsecndx];
14833492Sab196087 		sortshdr = sortcache->c_shdr;
14840Sstevel@tonic-gate 
14853492Sab196087 		if ((sortshdr->sh_type != SHT_SUNW_symsort) &&
14863492Sab196087 		    (sortshdr->sh_type != SHT_SUNW_tlssort))
14873492Sab196087 			continue;
14883492Sab196087 		if (name && strcmp(name, sortcache->c_name))
14893492Sab196087 			continue;
14900Sstevel@tonic-gate 
14913492Sab196087 		/*
14923492Sab196087 		 * If the section references a SUNW_ldynsym, then we
14933492Sab196087 		 * expect to see the associated .dynsym immediately
14943492Sab196087 		 * following. If it references a .dynsym, there is no
14953492Sab196087 		 * SUNW_ldynsym. If it is any other type, then we don't
14963492Sab196087 		 * know what to do with it.
14973492Sab196087 		 */
14983492Sab196087 		if ((sortshdr->sh_link == 0) || (sortshdr->sh_link >= shnum)) {
14993492Sab196087 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSHLINK),
15003492Sab196087 			    file, sortcache->c_name,
15013492Sab196087 			    EC_WORD(sortshdr->sh_link));
15023492Sab196087 			continue;
15033492Sab196087 		}
15043492Sab196087 		symcache = &cache[sortshdr->sh_link];
15053492Sab196087 		symshdr = symcache->c_shdr;
15063492Sab196087 		symsecndx = sortshdr->sh_link;
15073492Sab196087 		ldynsym_cnt = 0;
15083492Sab196087 		switch (symshdr->sh_type) {
15093492Sab196087 		case SHT_SUNW_LDYNSYM:
15103492Sab196087 			if (!init_symtbl_state(&ldynsym_state, cache, shnum,
1511*3875Sab196087 			    symsecndx, ehdr, versym, file, flags))
15123492Sab196087 				continue;
15133492Sab196087 			ldynsym_cnt = ldynsym_state.symn;
15140Sstevel@tonic-gate 			/*
15153492Sab196087 			 * We know that the dynsym follows immediately
15163492Sab196087 			 * after the SUNW_ldynsym, and so, should be at
15173492Sab196087 			 * (sortshdr->sh_link + 1). However, elfdump is a
15183492Sab196087 			 * diagnostic tool, so we do the full paranoid
15193492Sab196087 			 * search instead.
15200Sstevel@tonic-gate 			 */
15213492Sab196087 			for (symsecndx = 1; symsecndx < shnum; symsecndx++) {
15223492Sab196087 				symcache = &cache[symsecndx];
15233492Sab196087 				symshdr = symcache->c_shdr;
15243492Sab196087 				if (symshdr->sh_type == SHT_DYNSYM)
15253492Sab196087 					break;
15263492Sab196087 			}
15273492Sab196087 			if (symsecndx >= shnum) {	/* Dynsym not found! */
15280Sstevel@tonic-gate 				(void) fprintf(stderr,
15293492Sab196087 				    MSG_INTL(MSG_ERR_NODYNSYM),
15303492Sab196087 				    file, sortcache->c_name);
15313492Sab196087 				continue;
15320Sstevel@tonic-gate 			}
15333492Sab196087 			/* Fallthrough to process associated dynsym */
15343492Sab196087 			/*FALLTHROUGH*/
15353492Sab196087 		case SHT_DYNSYM:
15363492Sab196087 			if (!init_symtbl_state(&dynsym_state, cache, shnum,
1537*3875Sab196087 			    symsecndx, ehdr, versym, file, flags))
15383492Sab196087 				continue;
15393492Sab196087 			break;
15403492Sab196087 		default:
15413492Sab196087 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADNDXSEC),
15423492Sab196087 			    file, sortcache->c_name, conv_sec_type(
15433492Sab196087 			    ehdr->e_machine, symshdr->sh_type, 0));
15443492Sab196087 			continue;
15453492Sab196087 		}
15460Sstevel@tonic-gate 
15473492Sab196087 		/*
15483492Sab196087 		 * Output header
15493492Sab196087 		 */
15503492Sab196087 		dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
15513492Sab196087 		if (ldynsym_cnt > 0) {
15523492Sab196087 			dbg_print(0, MSG_INTL(MSG_ELF_SCN_SYMSORT2),
15533492Sab196087 			    sortcache->c_name, ldynsym_state.secname,
15543492Sab196087 			    dynsym_state.secname);
15550Sstevel@tonic-gate 			/*
15563492Sab196087 			 * The data for .SUNW_ldynsym and dynsym sections
15573492Sab196087 			 * is supposed to be adjacent with SUNW_ldynsym coming
15583492Sab196087 			 * first. Check, and issue a warning if it isn't so.
15590Sstevel@tonic-gate 			 */
15603492Sab196087 			if ((ldynsym_state.sym + ldynsym_state.symn)
15613492Sab196087 			    != dynsym_state.sym)
15623492Sab196087 				(void) fprintf(stderr,
15633492Sab196087 				    MSG_INTL(MSG_ERR_LDYNNOTADJ), file,
15643492Sab196087 				    ldynsym_state.secname,
15653492Sab196087 				    dynsym_state.secname);
15663492Sab196087 		} else {
15673492Sab196087 			dbg_print(0, MSG_INTL(MSG_ELF_SCN_SYMSORT1),
15683492Sab196087 			    sortcache->c_name, dynsym_state.secname);
15693492Sab196087 		}
15703492Sab196087 		Elf_syms_table_title(0, ELF_DBG_ELFDUMP);
15713492Sab196087 
15723492Sab196087 		/* If not first one, insert a line of whitespace */
15733492Sab196087 		if (output_cnt++ > 0)
15743492Sab196087 			dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
15753118Sab196087 
15763492Sab196087 		/*
15773492Sab196087 		 * SUNW_dynsymsort and SUNW_dyntlssort are arrays of
15783492Sab196087 		 * symbol indices. Iterate over the array entries,
15793492Sab196087 		 * dispaying the referenced symbols.
15803492Sab196087 		 */
15813492Sab196087 		ndxn = sortshdr->sh_size / sortshdr->sh_entsize;
15823492Sab196087 		ndx = (Word *)sortcache->c_data->d_buf;
15833492Sab196087 		for (; ndxn-- > 0; ndx++) {
15843492Sab196087 			if (*ndx >= ldynsym_cnt) {
15853492Sab196087 				Word sec_ndx = *ndx - ldynsym_cnt;
15863492Sab196087 
15873492Sab196087 				output_symbol(&dynsym_state, sec_ndx,
15883492Sab196087 				    *ndx, dynsym_state.sym + sec_ndx);
15893492Sab196087 			} else {
15903492Sab196087 				output_symbol(&ldynsym_state, *ndx,
15913492Sab196087 				    *ndx, ldynsym_state.sym + *ndx);
15920Sstevel@tonic-gate 			}
15930Sstevel@tonic-gate 		}
15940Sstevel@tonic-gate 	}
15950Sstevel@tonic-gate }
15960Sstevel@tonic-gate 
15970Sstevel@tonic-gate /*
15980Sstevel@tonic-gate  * Search for and process any relocation sections.
15990Sstevel@tonic-gate  */
16000Sstevel@tonic-gate static void
16011618Srie reloc(Cache *cache, Word shnum, Ehdr *ehdr, const char *name, const char *file,
16021618Srie     uint_t flags)
16030Sstevel@tonic-gate {
16041618Srie 	Word	cnt;
16050Sstevel@tonic-gate 
16060Sstevel@tonic-gate 	for (cnt = 1; cnt < shnum; cnt++) {
16071618Srie 		Word		type, symnum;
16081618Srie 		Xword		relndx, relnum, relsize;
16091618Srie 		void		*rels;
16101618Srie 		Sym		*syms;
16111618Srie 		Cache		*symsec, *strsec;
16120Sstevel@tonic-gate 		Cache		*_cache = &cache[cnt];
16131618Srie 		Shdr		*shdr = _cache->c_shdr;
16141618Srie 		char		*relname = _cache->c_name;
16150Sstevel@tonic-gate 
16160Sstevel@tonic-gate 		if (((type = shdr->sh_type) != SHT_RELA) &&
16170Sstevel@tonic-gate 		    (type != SHT_REL))
16180Sstevel@tonic-gate 			continue;
16191618Srie 		if (name && strcmp(name, relname))
16200Sstevel@tonic-gate 			continue;
16210Sstevel@tonic-gate 
16220Sstevel@tonic-gate 		/*
16231618Srie 		 * Decide entry size.
16240Sstevel@tonic-gate 		 */
16251618Srie 		if (((relsize = shdr->sh_entsize) == 0) ||
16261618Srie 		    (relsize > shdr->sh_size)) {
16270Sstevel@tonic-gate 			if (type == SHT_RELA)
16281618Srie 				relsize = sizeof (Rela);
16290Sstevel@tonic-gate 			else
16301618Srie 				relsize = sizeof (Rel);
16310Sstevel@tonic-gate 		}
16320Sstevel@tonic-gate 
16330Sstevel@tonic-gate 		/*
16340Sstevel@tonic-gate 		 * Determine the number of relocations available.
16350Sstevel@tonic-gate 		 */
16360Sstevel@tonic-gate 		if (shdr->sh_size == 0) {
16370Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSZ),
16381618Srie 			    file, relname);
16390Sstevel@tonic-gate 			continue;
16400Sstevel@tonic-gate 		}
16413466Srie 		if (_cache->c_data == NULL)
16423466Srie 			continue;
16433466Srie 
16441618Srie 		rels = _cache->c_data->d_buf;
16451618Srie 		relnum = shdr->sh_size / relsize;
16460Sstevel@tonic-gate 
16470Sstevel@tonic-gate 		/*
16481618Srie 		 * Get the data buffer for the associated symbol table and
16491618Srie 		 * string table.
16500Sstevel@tonic-gate 		 */
16511618Srie 		if (stringtbl(cache, 1, cnt, shnum, file,
16521618Srie 		    &symnum, &symsec, &strsec) == 0)
16530Sstevel@tonic-gate 			continue;
16541618Srie 
16551618Srie 		syms = symsec->c_data->d_buf;
16560Sstevel@tonic-gate 
16570Sstevel@tonic-gate 		/*
16580Sstevel@tonic-gate 		 * Loop through the relocation entries.
16590Sstevel@tonic-gate 		 */
16601618Srie 		dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
16611618Srie 		dbg_print(0, MSG_INTL(MSG_ELF_SCN_RELOC), _cache->c_name);
16621618Srie 		Elf_reloc_title(0, ELF_DBG_ELFDUMP, type);
16630Sstevel@tonic-gate 
16641618Srie 		for (relndx = 0; relndx < relnum; relndx++,
16651618Srie 		    rels = (void *)((char *)rels + relsize)) {
16660Sstevel@tonic-gate 			char		section[BUFSIZ];
16671618Srie 			const char	*symname;
16681618Srie 			Word		symndx, reltype;
16691618Srie 			Rela		*rela;
16701618Srie 			Rel		*rel;
16710Sstevel@tonic-gate 
16720Sstevel@tonic-gate 			/*
16731618Srie 			 * Unravel the relocation and determine the symbol with
16741618Srie 			 * which this relocation is associated.
16750Sstevel@tonic-gate 			 */
16760Sstevel@tonic-gate 			if (type == SHT_RELA) {
16771618Srie 				rela = (Rela *)rels;
16781618Srie 				symndx = ELF_R_SYM(rela->r_info);
16791618Srie 				reltype = ELF_R_TYPE(rela->r_info);
16800Sstevel@tonic-gate 			} else {
16811618Srie 				rel = (Rel *)rels;
16821618Srie 				symndx = ELF_R_SYM(rel->r_info);
16831618Srie 				reltype = ELF_R_TYPE(rel->r_info);
16840Sstevel@tonic-gate 			}
16851618Srie 
16861618Srie 			symname = relsymname(cache, _cache, strsec, symndx,
16871618Srie 			    symnum, relndx, syms, section, BUFSIZ, file,
16881618Srie 			    flags);
16891618Srie 
16901618Srie 			/*
16911618Srie 			 * A zero symbol index is only valid for a few
16921618Srie 			 * relocations.
16931618Srie 			 */
16941618Srie 			if (symndx == 0) {
16951618Srie 				Half	mach = ehdr->e_machine;
16961618Srie 				int	badrel = 0;
16970Sstevel@tonic-gate 
16981618Srie 				if ((mach == EM_SPARC) ||
16991618Srie 				    (mach == EM_SPARC32PLUS) ||
17001618Srie 				    (mach == EM_SPARCV9)) {
17011618Srie 					if ((reltype != R_SPARC_NONE) &&
17021618Srie 					    (reltype != R_SPARC_REGISTER) &&
17031618Srie 					    (reltype != R_SPARC_RELATIVE))
17041618Srie 						badrel++;
17051618Srie 				} else if (mach == EM_386) {
17061618Srie 					if ((reltype != R_386_NONE) &&
17071618Srie 					    (reltype != R_386_RELATIVE))
17081618Srie 						badrel++;
17091618Srie 				} else if (mach == EM_AMD64) {
17101618Srie 					if ((reltype != R_AMD64_NONE) &&
17111618Srie 					    (reltype != R_AMD64_RELATIVE))
17121618Srie 						badrel++;
17131618Srie 				}
17141618Srie 
17151618Srie 				if (badrel) {
17161618Srie 					(void) fprintf(stderr,
17171618Srie 					    MSG_INTL(MSG_ERR_BADREL1), file,
17181976Sab196087 					    conv_reloc_type(mach, reltype, 0));
17190Sstevel@tonic-gate 				}
17200Sstevel@tonic-gate 			}
17210Sstevel@tonic-gate 
17221618Srie 			Elf_reloc_entry_1(0, ELF_DBG_ELFDUMP,
17231618Srie 			    MSG_ORIG(MSG_STR_EMPTY), ehdr->e_machine, type,
17241618Srie 			    rels, relname, symname, 0);
17250Sstevel@tonic-gate 		}
17260Sstevel@tonic-gate 	}
17270Sstevel@tonic-gate }
17280Sstevel@tonic-gate 
17290Sstevel@tonic-gate /*
17300Sstevel@tonic-gate  * Search for and process a .dynamic section.
17310Sstevel@tonic-gate  */
17320Sstevel@tonic-gate static void
17331618Srie dynamic(Cache *cache, Word shnum, Ehdr *ehdr, const char *file)
17340Sstevel@tonic-gate {
17351618Srie 	Word	cnt;
17360Sstevel@tonic-gate 
17370Sstevel@tonic-gate 	for (cnt = 1; cnt < shnum; cnt++) {
17381618Srie 		Dyn	*dyn;
17391618Srie 		ulong_t	numdyn;
17403850Sab196087 		int	ndx, end_ndx;
17411618Srie 		Cache	*_cache = &cache[cnt], *strsec;
17421618Srie 		Shdr	*shdr = _cache->c_shdr;
17430Sstevel@tonic-gate 
17440Sstevel@tonic-gate 		if (shdr->sh_type != SHT_DYNAMIC)
17450Sstevel@tonic-gate 			continue;
17460Sstevel@tonic-gate 
17470Sstevel@tonic-gate 		/*
17481618Srie 		 * Verify the associated string table section.
17490Sstevel@tonic-gate 		 */
17501618Srie 		if (stringtbl(cache, 0, cnt, shnum, file, 0, 0, &strsec) == 0)
17510Sstevel@tonic-gate 			continue;
17521618Srie 
17533466Srie 		if ((shdr->sh_entsize == 0) || (shdr->sh_size == 0)) {
17543466Srie 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSZ),
17553466Srie 			    file, _cache->c_name);
17563466Srie 			continue;
17573466Srie 		}
17583466Srie 		if (_cache->c_data == NULL)
17593466Srie 			continue;
17603466Srie 
17610Sstevel@tonic-gate 		numdyn = shdr->sh_size / shdr->sh_entsize;
17621618Srie 		dyn = (Dyn *)_cache->c_data->d_buf;
17630Sstevel@tonic-gate 
17641618Srie 		dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
17651618Srie 		dbg_print(0, MSG_INTL(MSG_ELF_SCN_DYNAMIC), _cache->c_name);
17660Sstevel@tonic-gate 
17671618Srie 		Elf_dyn_title(0);
17680Sstevel@tonic-gate 
17691618Srie 		for (ndx = 0; ndx < numdyn; dyn++, ndx++) {
17701618Srie 			const char	*name;
17710Sstevel@tonic-gate 
17720Sstevel@tonic-gate 			/*
17730Sstevel@tonic-gate 			 * Print the information numerically, and if possible
17740Sstevel@tonic-gate 			 * as a string.
17750Sstevel@tonic-gate 			 */
17763850Sab196087 			switch (dyn->d_tag) {
17773850Sab196087 			case DT_NULL:
17783850Sab196087 				/*
17793850Sab196087 				 * Special case: DT_NULLs can come in groups
17803850Sab196087 				 * that we prefer to reduce to a single line.
17813850Sab196087 				 */
17823850Sab196087 				end_ndx = ndx;
17833850Sab196087 				while ((end_ndx < (numdyn - 1)) &&
17843850Sab196087 					((dyn + 1)->d_tag == DT_NULL)) {
17853850Sab196087 					dyn++;
17863850Sab196087 					end_ndx++;
17873850Sab196087 				}
17883850Sab196087 				Elf_dyn_null_entry(0, dyn, ndx, end_ndx);
17893850Sab196087 				ndx = end_ndx;
17903850Sab196087 				continue;
17913850Sab196087 
17923850Sab196087 			/*
17933850Sab196087 			 * Print the information numerically, and if possible
17943850Sab196087 			 * as a string.
17953850Sab196087 			 */
17963850Sab196087 			case DT_NEEDED:
17973850Sab196087 			case DT_SONAME:
17983850Sab196087 			case DT_FILTER:
17993850Sab196087 			case DT_AUXILIARY:
18003850Sab196087 			case DT_CONFIG:
18013850Sab196087 			case DT_RPATH:
18023850Sab196087 			case DT_RUNPATH:
18033850Sab196087 			case DT_USED:
18043850Sab196087 			case DT_DEPAUDIT:
18053850Sab196087 			case DT_AUDIT:
18063850Sab196087 			case DT_SUNW_AUXILIARY:
18073850Sab196087 			case DT_SUNW_FILTER:
18081618Srie 				name = string(_cache, ndx, strsec,
18091618Srie 				    file, dyn->d_un.d_ptr);
18103850Sab196087 				break;
18113850Sab196087 
18123850Sab196087 			case DT_FLAGS:
18132352Sab196087 				name = conv_dyn_flag(dyn->d_un.d_val, 0);
18143850Sab196087 				break;
18153850Sab196087 			case DT_FLAGS_1:
18161618Srie 				name = conv_dyn_flag1(dyn->d_un.d_val);
18173850Sab196087 				break;
18183850Sab196087 			case DT_POSFLAG_1:
18192352Sab196087 				name = conv_dyn_posflag1(dyn->d_un.d_val, 0);
18203850Sab196087 				break;
18213850Sab196087 			case DT_FEATURE_1:
18222352Sab196087 				name = conv_dyn_feature1(dyn->d_un.d_val, 0);
18233850Sab196087 				break;
18243850Sab196087 			case DT_DEPRECATED_SPARC_REGISTER:
18251618Srie 				name = MSG_INTL(MSG_STR_DEPRECATED);
18263850Sab196087 				break;
18273850Sab196087 			default:
18281618Srie 				name = MSG_ORIG(MSG_STR_EMPTY);
18293850Sab196087 				break;
18303850Sab196087 			}
18310Sstevel@tonic-gate 
18321618Srie 			Elf_dyn_entry(0, dyn, ndx, name, ehdr->e_machine);
18330Sstevel@tonic-gate 		}
18340Sstevel@tonic-gate 	}
18350Sstevel@tonic-gate }
18360Sstevel@tonic-gate 
18370Sstevel@tonic-gate /*
18380Sstevel@tonic-gate  * Search for and process a MOVE section.
18390Sstevel@tonic-gate  */
18400Sstevel@tonic-gate static void
18411618Srie move(Cache *cache, Word shnum, const char *name, const char *file, uint_t flags)
18420Sstevel@tonic-gate {
18431618Srie 	Word		cnt;
18441618Srie 	const char	*fmt = 0;
18450Sstevel@tonic-gate 
18460Sstevel@tonic-gate 	for (cnt = 1; cnt < shnum; cnt++) {
18471618Srie 		Word	movenum, symnum, ndx;
18481618Srie 		Sym	*syms;
18491618Srie 		Cache	*_cache = &cache[cnt];
18501618Srie 		Shdr	*shdr = _cache->c_shdr;
18511618Srie 		Cache	*symsec, *strsec;
18521618Srie 		Move	*move;
18530Sstevel@tonic-gate 
18540Sstevel@tonic-gate 		if (shdr->sh_type != SHT_SUNW_move)
18550Sstevel@tonic-gate 			continue;
18560Sstevel@tonic-gate 		if (name && strcmp(name, _cache->c_name))
18570Sstevel@tonic-gate 			continue;
18580Sstevel@tonic-gate 
18590Sstevel@tonic-gate 		/*
18600Sstevel@tonic-gate 		 * Determine the move data and number.
18610Sstevel@tonic-gate 		 */
18620Sstevel@tonic-gate 		if ((shdr->sh_entsize == 0) || (shdr->sh_size == 0)) {
18630Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSZ),
18640Sstevel@tonic-gate 			    file, _cache->c_name);
18650Sstevel@tonic-gate 			continue;
18660Sstevel@tonic-gate 		}
18673466Srie 		if (_cache->c_data == NULL)
18683466Srie 			continue;
18693466Srie 
18701618Srie 		move = (Move *)_cache->c_data->d_buf;
18711618Srie 		movenum = shdr->sh_size / shdr->sh_entsize;
18720Sstevel@tonic-gate 
18730Sstevel@tonic-gate 		/*
18741618Srie 		 * Get the data buffer for the associated symbol table and
18751618Srie 		 * string table.
18760Sstevel@tonic-gate 		 */
18771618Srie 		if (stringtbl(cache, 1, cnt, shnum, file,
18781618Srie 		    &symnum, &symsec, &strsec) == 0)
18791618Srie 			return;
18801618Srie 
18811618Srie 		syms = (Sym *)symsec->c_data->d_buf;
18820Sstevel@tonic-gate 
18831618Srie 		dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
18841618Srie 		dbg_print(0, MSG_INTL(MSG_ELF_SCN_MOVE), _cache->c_name);
18851618Srie 		dbg_print(0, MSG_INTL(MSG_MOVE_TITLE));
18860Sstevel@tonic-gate 
18871618Srie 		if (fmt == 0)
18881618Srie 			fmt = MSG_INTL(MSG_MOVE_ENTRY);
18890Sstevel@tonic-gate 
18901618Srie 		for (ndx = 0; ndx < movenum; move++, ndx++) {
18911618Srie 			const char	*symname;
18921618Srie 			char		index[MAXNDXSIZE], section[BUFSIZ];
18931618Srie 			Word		symndx, shndx;
18941618Srie 			Sym		*sym;
18950Sstevel@tonic-gate 
18960Sstevel@tonic-gate 			/*
18970Sstevel@tonic-gate 			 * Check for null entries
18980Sstevel@tonic-gate 			 */
18991618Srie 			if ((move->m_info == 0) && (move->m_value == 0) &&
19001618Srie 			    (move->m_poffset == 0) && (move->m_repeat == 0) &&
19011618Srie 			    (move->m_stride == 0)) {
19021618Srie 				dbg_print(0, fmt, MSG_ORIG(MSG_STR_EMPTY),
19031618Srie 				    EC_XWORD(move->m_poffset), 0, 0, 0,
19041618Srie 				    EC_LWORD(0), MSG_ORIG(MSG_STR_EMPTY));
19050Sstevel@tonic-gate 				continue;
19060Sstevel@tonic-gate 			}
19071618Srie 			if (((symndx = ELF_M_SYM(move->m_info)) == 0) ||
19081618Srie 			    (symndx >= symnum)) {
19090Sstevel@tonic-gate 				(void) fprintf(stderr,
19100Sstevel@tonic-gate 				    MSG_INTL(MSG_ERR_BADMINFO), file,
19111618Srie 				    _cache->c_name, EC_XWORD(move->m_info));
19121618Srie 
19131618Srie 				(void) snprintf(index, MAXNDXSIZE,
19141618Srie 				    MSG_ORIG(MSG_FMT_INDEX), EC_XWORD(symndx));
19151618Srie 				dbg_print(0, fmt, index,
19161618Srie 				    EC_XWORD(move->m_poffset),
19171618Srie 				    ELF_M_SIZE(move->m_info), move->m_repeat,
19181618Srie 				    move->m_stride, move->m_value,
19190Sstevel@tonic-gate 				    MSG_INTL(MSG_STR_UNKNOWN));
19200Sstevel@tonic-gate 				continue;
19210Sstevel@tonic-gate 			}
19220Sstevel@tonic-gate 
19231618Srie 			symname = relsymname(cache, _cache, strsec,
19241618Srie 			    symndx, symnum, ndx, syms, section, BUFSIZ, file,
19251618Srie 			    flags);
19261618Srie 			sym = (Sym *)(syms + symndx);
19270Sstevel@tonic-gate 
19280Sstevel@tonic-gate 			/*
19290Sstevel@tonic-gate 			 * Additional sanity check.
19300Sstevel@tonic-gate 			 */
19311618Srie 			shndx = sym->st_shndx;
19320Sstevel@tonic-gate 			if (!((shndx == SHN_COMMON) ||
19330Sstevel@tonic-gate 			    (((shndx >= 1) && (shndx <= shnum)) &&
19341618Srie 			    (cache[shndx].c_shdr)->sh_type == SHT_NOBITS))) {
19350Sstevel@tonic-gate 				(void) fprintf(stderr,
19361618Srie 				    MSG_INTL(MSG_ERR_BADSYM2), file,
19371618Srie 				    _cache->c_name, demangle(symname, flags));
19380Sstevel@tonic-gate 			}
19390Sstevel@tonic-gate 
19401618Srie 			(void) snprintf(index, MAXNDXSIZE,
19411618Srie 			    MSG_ORIG(MSG_FMT_INDEX), EC_XWORD(symndx));
19421618Srie 			dbg_print(0, fmt, index, EC_XWORD(move->m_poffset),
19431618Srie 			    ELF_M_SIZE(move->m_info), move->m_repeat,
19441618Srie 			    move->m_stride, move->m_value,
19451618Srie 			    demangle(symname, flags));
19460Sstevel@tonic-gate 		}
19470Sstevel@tonic-gate 	}
19480Sstevel@tonic-gate }
19490Sstevel@tonic-gate 
19500Sstevel@tonic-gate /*
19510Sstevel@tonic-gate  * Traverse a note section analyzing each note information block.
19520Sstevel@tonic-gate  * The data buffers size is used to validate references before they are made,
19530Sstevel@tonic-gate  * and is decremented as each element is processed.
19540Sstevel@tonic-gate  */
19550Sstevel@tonic-gate void
19561618Srie note_entry(Cache *cache, Word *data, size_t size, const char *file)
19570Sstevel@tonic-gate {
19581618Srie 	size_t	bsize = size;
19591618Srie 
19600Sstevel@tonic-gate 	/*
19610Sstevel@tonic-gate 	 * Print out a single `note' information block.
19620Sstevel@tonic-gate 	 */
19630Sstevel@tonic-gate 	while (size > 0) {
19641618Srie 		size_t	namesz, descsz, type, pad, noteoff;
19650Sstevel@tonic-gate 
19660Sstevel@tonic-gate 		noteoff = bsize - size;
19670Sstevel@tonic-gate 		/*
19680Sstevel@tonic-gate 		 * Make sure we can at least reference the 3 initial entries
19690Sstevel@tonic-gate 		 * (4-byte words) of the note information block.
19700Sstevel@tonic-gate 		 */
19711618Srie 		if (size >= (sizeof (Word) * 3))
19721618Srie 			size -= (sizeof (Word) * 3);
19730Sstevel@tonic-gate 		else {
19741618Srie 			(void) fprintf(stderr, MSG_INTL(MSG_NOTE_BADDATASZ),
19751618Srie 			    file, cache->c_name, EC_WORD(noteoff));
19760Sstevel@tonic-gate 			return;
19770Sstevel@tonic-gate 		}
19780Sstevel@tonic-gate 
19790Sstevel@tonic-gate 		/*
19800Sstevel@tonic-gate 		 * Make sure any specified name string can be referenced.
19810Sstevel@tonic-gate 		 */
19820Sstevel@tonic-gate 		if ((namesz = *data++) != 0) {
19830Sstevel@tonic-gate 			if (size >= namesz)
19840Sstevel@tonic-gate 				size -= namesz;
19850Sstevel@tonic-gate 			else {
19860Sstevel@tonic-gate 				(void) fprintf(stderr,
19871618Srie 				    MSG_INTL(MSG_NOTE_BADNMSZ), file,
19881618Srie 				    cache->c_name, EC_WORD(noteoff),
19891618Srie 				    EC_WORD(namesz));
19900Sstevel@tonic-gate 				return;
19910Sstevel@tonic-gate 			}
19920Sstevel@tonic-gate 		}
19931618Srie 
19940Sstevel@tonic-gate 		/*
19950Sstevel@tonic-gate 		 * Make sure any specified descriptor can be referenced.
19960Sstevel@tonic-gate 		 */
19970Sstevel@tonic-gate 		if ((descsz = *data++) != 0) {
19980Sstevel@tonic-gate 			/*
19990Sstevel@tonic-gate 			 * If namesz isn't a 4-byte multiple, account for any
20000Sstevel@tonic-gate 			 * padding that must exist before the descriptor.
20010Sstevel@tonic-gate 			 */
20021618Srie 			if ((pad = (namesz & (sizeof (Word) - 1))) != 0) {
20031618Srie 				pad = sizeof (Word) - pad;
20040Sstevel@tonic-gate 				size -= pad;
20050Sstevel@tonic-gate 			}
20060Sstevel@tonic-gate 			if (size >= descsz)
20070Sstevel@tonic-gate 				size -= descsz;
20080Sstevel@tonic-gate 			else {
20090Sstevel@tonic-gate 				(void) fprintf(stderr,
20101618Srie 				    MSG_INTL(MSG_NOTE_BADDESZ), file,
20111618Srie 				    cache->c_name, EC_WORD(noteoff),
20121618Srie 				    EC_WORD(namesz));
20130Sstevel@tonic-gate 				return;
20140Sstevel@tonic-gate 			}
20150Sstevel@tonic-gate 		}
20160Sstevel@tonic-gate 
20170Sstevel@tonic-gate 		type = *data++;
20180Sstevel@tonic-gate 
20191618Srie 		dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
20201618Srie 		dbg_print(0, MSG_ORIG(MSG_NOTE_TYPE), EC_WORD(type));
20210Sstevel@tonic-gate 
20221618Srie 		dbg_print(0, MSG_ORIG(MSG_NOTE_NAMESZ), EC_WORD(namesz));
20230Sstevel@tonic-gate 		if (namesz) {
20240Sstevel@tonic-gate 			char	*name = (char *)data;
20250Sstevel@tonic-gate 
20260Sstevel@tonic-gate 			/*
20270Sstevel@tonic-gate 			 * Since the name string may have 'null' bytes
20280Sstevel@tonic-gate 			 * in it (ia32 .string) - we just write the
20290Sstevel@tonic-gate 			 * whole stream in a single fwrite.
20300Sstevel@tonic-gate 			 */
20310Sstevel@tonic-gate 			(void) fwrite(name, namesz, 1, stdout);
20320Sstevel@tonic-gate 			name = name + ((namesz + (sizeof (Word) - 1)) &
20330Sstevel@tonic-gate 			    ~(sizeof (Word) - 1));
20340Sstevel@tonic-gate 			/* LINTED */
20350Sstevel@tonic-gate 			data = (Word *)name;
20361618Srie 			dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
20370Sstevel@tonic-gate 		}
20380Sstevel@tonic-gate 
20390Sstevel@tonic-gate 		/*
20400Sstevel@tonic-gate 		 * If multiple information blocks exist within a .note section
20410Sstevel@tonic-gate 		 * account for any padding that must exist before the next
20420Sstevel@tonic-gate 		 * information block.
20430Sstevel@tonic-gate 		 */
20441618Srie 		if ((pad = (descsz & (sizeof (Word) - 1))) != 0) {
20451618Srie 			pad = sizeof (Word) - pad;
20460Sstevel@tonic-gate 			if (size > pad)
20470Sstevel@tonic-gate 				size -= pad;
20480Sstevel@tonic-gate 		}
20490Sstevel@tonic-gate 
20501618Srie 		dbg_print(0, MSG_ORIG(MSG_NOTE_DESCSZ), EC_WORD(descsz));
20510Sstevel@tonic-gate 		if (descsz) {
20520Sstevel@tonic-gate 			int		ndx, byte, word;
20531618Srie 			char		string[58], *str = string;
20540Sstevel@tonic-gate 			uchar_t		*desc = (uchar_t *)data;
20550Sstevel@tonic-gate 
20560Sstevel@tonic-gate 			/*
20570Sstevel@tonic-gate 			 * Dump descriptor bytes.
20580Sstevel@tonic-gate 			 */
20590Sstevel@tonic-gate 			for (ndx = byte = word = 0; descsz; descsz--, desc++) {
20600Sstevel@tonic-gate 				int	tok = *desc;
20610Sstevel@tonic-gate 
20620Sstevel@tonic-gate 				(void) snprintf(str, 58, MSG_ORIG(MSG_NOTE_TOK),
20630Sstevel@tonic-gate 				    tok);
20640Sstevel@tonic-gate 				str += 3;
20650Sstevel@tonic-gate 
20660Sstevel@tonic-gate 				if (++byte == 4) {
20670Sstevel@tonic-gate 					*str++ = ' ', *str++ = ' ';
20680Sstevel@tonic-gate 					word++;
20690Sstevel@tonic-gate 					byte = 0;
20700Sstevel@tonic-gate 				}
20710Sstevel@tonic-gate 				if (word == 4) {
20720Sstevel@tonic-gate 					*str = '\0';
20731618Srie 					dbg_print(0, MSG_ORIG(MSG_NOTE_DESC),
20740Sstevel@tonic-gate 					    ndx, string);
20750Sstevel@tonic-gate 					word = 0;
20760Sstevel@tonic-gate 					ndx += 16;
20770Sstevel@tonic-gate 					str = string;
20780Sstevel@tonic-gate 				}
20790Sstevel@tonic-gate 			}
20800Sstevel@tonic-gate 			if (byte || word) {
20810Sstevel@tonic-gate 				*str = '\0';
20821618Srie 				dbg_print(0, MSG_ORIG(MSG_NOTE_DESC),
20831618Srie 				    ndx, string);
20840Sstevel@tonic-gate 			}
20850Sstevel@tonic-gate 
20860Sstevel@tonic-gate 			desc += pad;
20870Sstevel@tonic-gate 			/* LINTED */
20880Sstevel@tonic-gate 			data = (Word *)desc;
20890Sstevel@tonic-gate 		}
20900Sstevel@tonic-gate 	}
20910Sstevel@tonic-gate }
20920Sstevel@tonic-gate 
20930Sstevel@tonic-gate /*
20940Sstevel@tonic-gate  * Search for and process a .note section.
20950Sstevel@tonic-gate  */
20960Sstevel@tonic-gate static void
20971618Srie note(Cache *cache, Word shnum, const char *name, const char *file)
20980Sstevel@tonic-gate {
20991618Srie 	Word	cnt;
21000Sstevel@tonic-gate 
21010Sstevel@tonic-gate 	/*
21020Sstevel@tonic-gate 	 * Otherwise look for any .note sections.
21030Sstevel@tonic-gate 	 */
21040Sstevel@tonic-gate 	for (cnt = 1; cnt < shnum; cnt++) {
21051618Srie 		Cache	*_cache = &cache[cnt];
21061618Srie 		Shdr	*shdr = _cache->c_shdr;
21070Sstevel@tonic-gate 
21080Sstevel@tonic-gate 		if (shdr->sh_type != SHT_NOTE)
21090Sstevel@tonic-gate 			continue;
21100Sstevel@tonic-gate 		if (name && strcmp(name, _cache->c_name))
21110Sstevel@tonic-gate 			continue;
21120Sstevel@tonic-gate 
21130Sstevel@tonic-gate 		/*
21140Sstevel@tonic-gate 		 * As these sections are often hand rolled, make sure they're
21150Sstevel@tonic-gate 		 * properly aligned before proceeding.
21160Sstevel@tonic-gate 		 */
21170Sstevel@tonic-gate 		if (shdr->sh_offset & (sizeof (Word) - 1)) {
21180Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADALIGN),
21190Sstevel@tonic-gate 			    file, _cache->c_name);
21200Sstevel@tonic-gate 			continue;
21210Sstevel@tonic-gate 		}
21223466Srie 		if (_cache->c_data == NULL)
21233466Srie 			continue;
21240Sstevel@tonic-gate 
21251618Srie 		dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
21261618Srie 		dbg_print(0, MSG_INTL(MSG_ELF_SCN_NOTE), _cache->c_name);
21270Sstevel@tonic-gate 		note_entry(_cache, (Word *)_cache->c_data->d_buf,
21280Sstevel@tonic-gate 		/* LINTED */
21290Sstevel@tonic-gate 		    (Word)_cache->c_data->d_size, file);
21300Sstevel@tonic-gate 	}
21310Sstevel@tonic-gate }
21320Sstevel@tonic-gate 
21331618Srie /*
21341618Srie  * Determine an individual hash entry.  This may be the initial hash entry,
21351618Srie  * or an associated chain entry.
21361618Srie  */
21371618Srie static void
21381618Srie hash_entry(Cache *refsec, Cache *strsec, const char *hsecname, Word hashndx,
21391618Srie     Word symndx, Word symn, Sym *syms, const char *file, ulong_t bkts,
21401618Srie     uint_t flags, int chain)
21411618Srie {
21421618Srie 	Sym		*sym;
21431618Srie 	const char	*symname, *str;
21441618Srie 	char		_bucket[MAXNDXSIZE], _symndx[MAXNDXSIZE];
21451618Srie 	ulong_t		nbkt, nhash;
21461618Srie 
21471618Srie 	if (symndx > symn) {
21481618Srie 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_HSBADSYMNDX), file,
21491618Srie 		    EC_WORD(symndx), EC_WORD(hashndx));
21501618Srie 		symname = MSG_INTL(MSG_STR_UNKNOWN);
21511618Srie 	} else {
21521618Srie 		sym = (Sym *)(syms + symndx);
21531618Srie 		symname = string(refsec, symndx, strsec, file, sym->st_name);
21541618Srie 	}
21551618Srie 
21561618Srie 	if (chain == 0) {
21571618Srie 		(void) snprintf(_bucket, MAXNDXSIZE, MSG_ORIG(MSG_FMT_INTEGER),
21581618Srie 		    hashndx);
21591618Srie 		str = (const char *)_bucket;
21601618Srie 	} else
21611618Srie 		str = MSG_ORIG(MSG_STR_EMPTY);
21621618Srie 
21631618Srie 	(void) snprintf(_symndx, MAXNDXSIZE, MSG_ORIG(MSG_FMT_INDEX2),
21641618Srie 	    EC_WORD(symndx));
21651618Srie 	dbg_print(0, MSG_ORIG(MSG_FMT_HASH_INFO), str, _symndx,
21661618Srie 	    demangle(symname, flags));
21671618Srie 
21681618Srie 	/*
21691618Srie 	 * Determine if this string is in the correct bucket.
21701618Srie 	 */
21711618Srie 	nhash = elf_hash(symname);
21721618Srie 	nbkt = nhash % bkts;
21731618Srie 
21741618Srie 	if (nbkt != hashndx) {
21751618Srie 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADHASH), file,
21761618Srie 		    hsecname, symname, EC_WORD(hashndx), nbkt);
21771618Srie 	}
21781618Srie }
21790Sstevel@tonic-gate 
21800Sstevel@tonic-gate #define	MAXCOUNT	500
21810Sstevel@tonic-gate 
21820Sstevel@tonic-gate static void
21831618Srie hash(Cache *cache, Word shnum, const char *name, const char *file, uint_t flags)
21840Sstevel@tonic-gate {
21850Sstevel@tonic-gate 	static int	count[MAXCOUNT];
21861618Srie 	Word		cnt;
21870Sstevel@tonic-gate 	ulong_t		ndx, bkts;
21880Sstevel@tonic-gate 	char		number[MAXNDXSIZE];
21890Sstevel@tonic-gate 
21900Sstevel@tonic-gate 	for (cnt = 1; cnt < shnum; cnt++) {
21910Sstevel@tonic-gate 		uint_t		*hash, *chain;
21920Sstevel@tonic-gate 		Cache		*_cache = &cache[cnt];
21931618Srie 		Shdr		*sshdr, *hshdr = _cache->c_shdr;
21941618Srie 		char		*ssecname, *hsecname = _cache->c_name;
21951618Srie 		Sym		*syms;
21961618Srie 		Word		symn;
21970Sstevel@tonic-gate 
21981618Srie 		if (hshdr->sh_type != SHT_HASH)
21990Sstevel@tonic-gate 			continue;
22001618Srie 		if (name && strcmp(name, hsecname))
22010Sstevel@tonic-gate 			continue;
22020Sstevel@tonic-gate 
22030Sstevel@tonic-gate 		/*
22040Sstevel@tonic-gate 		 * Determine the hash table data and size.
22050Sstevel@tonic-gate 		 */
22061618Srie 		if ((hshdr->sh_entsize == 0) || (hshdr->sh_size == 0)) {
22070Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSZ),
22081618Srie 			    file, hsecname);
22090Sstevel@tonic-gate 			continue;
22100Sstevel@tonic-gate 		}
22113466Srie 		if (_cache->c_data == NULL)
22123466Srie 			continue;
22133466Srie 
22140Sstevel@tonic-gate 		hash = (uint_t *)_cache->c_data->d_buf;
22150Sstevel@tonic-gate 		bkts = *hash;
22160Sstevel@tonic-gate 		chain = hash + 2 + bkts;
22170Sstevel@tonic-gate 		hash += 2;
22180Sstevel@tonic-gate 
22190Sstevel@tonic-gate 		/*
22200Sstevel@tonic-gate 		 * Get the data buffer for the associated symbol table.
22210Sstevel@tonic-gate 		 */
22221618Srie 		if ((hshdr->sh_link == 0) || (hshdr->sh_link >= shnum)) {
22230Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSHLINK),
22241618Srie 			    file, hsecname, EC_WORD(hshdr->sh_link));
22250Sstevel@tonic-gate 			continue;
22260Sstevel@tonic-gate 		}
22271618Srie 
22281618Srie 		_cache = &cache[hshdr->sh_link];
22291618Srie 		ssecname = _cache->c_name;
22301618Srie 
22313466Srie 		if (_cache->c_data == NULL)
22323466Srie 			continue;
22333466Srie 
22343466Srie 		if ((syms = (Sym *)_cache->c_data->d_buf) == NULL) {
22350Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSZ),
22361618Srie 			    file, ssecname);
22370Sstevel@tonic-gate 			continue;
22380Sstevel@tonic-gate 		}
22390Sstevel@tonic-gate 
22401618Srie 		sshdr = _cache->c_shdr;
22411618Srie 		/* LINTED */
22421618Srie 		symn = (Word)(sshdr->sh_size / sshdr->sh_entsize);
22431618Srie 
22440Sstevel@tonic-gate 		/*
22450Sstevel@tonic-gate 		 * Get the associated string table section.
22460Sstevel@tonic-gate 		 */
22471618Srie 		if ((sshdr->sh_link == 0) || (sshdr->sh_link >= shnum)) {
22480Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSHLINK),
22491618Srie 			    file, ssecname, EC_WORD(sshdr->sh_link));
22500Sstevel@tonic-gate 			continue;
22510Sstevel@tonic-gate 		}
22520Sstevel@tonic-gate 
22531618Srie 		dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
22541618Srie 		dbg_print(0, MSG_INTL(MSG_ELF_SCN_HASH), hsecname);
22551618Srie 		dbg_print(0, MSG_INTL(MSG_ELF_HASH_INFO));
22560Sstevel@tonic-gate 
22570Sstevel@tonic-gate 		/*
22580Sstevel@tonic-gate 		 * Loop through the hash buckets, printing the appropriate
22590Sstevel@tonic-gate 		 * symbols.
22600Sstevel@tonic-gate 		 */
22610Sstevel@tonic-gate 		for (ndx = 0; ndx < bkts; ndx++, hash++) {
22621618Srie 			Word	_ndx, _cnt;
22630Sstevel@tonic-gate 
22640Sstevel@tonic-gate 			if (*hash == 0) {
22650Sstevel@tonic-gate 				count[0]++;
22660Sstevel@tonic-gate 				continue;
22670Sstevel@tonic-gate 			}
22680Sstevel@tonic-gate 
22691618Srie 			hash_entry(_cache, &cache[sshdr->sh_link], hsecname,
22701618Srie 			    ndx, *hash, symn, syms, file, bkts, flags, 0);
22710Sstevel@tonic-gate 
22720Sstevel@tonic-gate 			/*
22730Sstevel@tonic-gate 			 * Determine if any other symbols are chained to this
22740Sstevel@tonic-gate 			 * bucket.
22750Sstevel@tonic-gate 			 */
22760Sstevel@tonic-gate 			_ndx = chain[*hash];
22770Sstevel@tonic-gate 			_cnt = 1;
22780Sstevel@tonic-gate 			while (_ndx) {
22791618Srie 				hash_entry(_cache, &cache[sshdr->sh_link],
22801618Srie 				    hsecname, ndx, _ndx, symn, syms, file,
22811618Srie 				    bkts, flags, 1);
22820Sstevel@tonic-gate 				_ndx = chain[_ndx];
22830Sstevel@tonic-gate 				_cnt++;
22840Sstevel@tonic-gate 			}
22850Sstevel@tonic-gate 
22860Sstevel@tonic-gate 			if (_cnt >= MAXCOUNT) {
22870Sstevel@tonic-gate 				(void) fprintf(stderr,
22881324Srie 				    MSG_INTL(MSG_HASH_OVERFLW), file,
22891618Srie 				    _cache->c_name, EC_WORD(ndx),
22901618Srie 				    EC_WORD(_cnt));
22910Sstevel@tonic-gate 			} else
22920Sstevel@tonic-gate 				count[_cnt]++;
22930Sstevel@tonic-gate 		}
22940Sstevel@tonic-gate 		break;
22950Sstevel@tonic-gate 	}
22960Sstevel@tonic-gate 
22970Sstevel@tonic-gate 	/*
22980Sstevel@tonic-gate 	 * Print out the count information.
22990Sstevel@tonic-gate 	 */
23000Sstevel@tonic-gate 	bkts = cnt = 0;
23011618Srie 	dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
23021618Srie 
23030Sstevel@tonic-gate 	for (ndx = 0; ndx < MAXCOUNT; ndx++) {
23041618Srie 		Word	_cnt;
23050Sstevel@tonic-gate 
23060Sstevel@tonic-gate 		if ((_cnt = count[ndx]) == 0)
23070Sstevel@tonic-gate 			continue;
23080Sstevel@tonic-gate 
23091618Srie 		(void) snprintf(number, MAXNDXSIZE,
23101618Srie 		    MSG_ORIG(MSG_FMT_INTEGER), _cnt);
23111618Srie 		dbg_print(0, MSG_INTL(MSG_ELF_HASH_BKTS1), number,
23121618Srie 		    EC_WORD(ndx));
23130Sstevel@tonic-gate 		bkts += _cnt;
23141618Srie 		cnt += (Word)(ndx * _cnt);
23150Sstevel@tonic-gate 	}
23160Sstevel@tonic-gate 	if (cnt) {
23170Sstevel@tonic-gate 		(void) snprintf(number, MAXNDXSIZE, MSG_ORIG(MSG_FMT_INTEGER),
23181618Srie 		    bkts);
23191618Srie 		dbg_print(0, MSG_INTL(MSG_ELF_HASH_BKTS2), number,
23201618Srie 		    EC_WORD(cnt));
23210Sstevel@tonic-gate 	}
23220Sstevel@tonic-gate }
23230Sstevel@tonic-gate 
23240Sstevel@tonic-gate static void
23251618Srie group(Cache *cache, Word shnum, const char *name, const char *file,
23261618Srie     uint_t flags)
23270Sstevel@tonic-gate {
23281618Srie 	Word	scnt;
23290Sstevel@tonic-gate 
23301618Srie 	for (scnt = 1; scnt < shnum; scnt++) {
23311618Srie 		Cache	*_cache = &cache[scnt];
23321618Srie 		Shdr	*shdr = _cache->c_shdr;
23331618Srie 		Word	*grpdata, gcnt, grpcnt, symnum, unknown;
23341618Srie 		Cache	*symsec, *strsec;
23351618Srie 		Sym	*syms, *sym;
23361618Srie 		char	flgstrbuf[MSG_GRP_COMDAT_SIZE + 10];
23370Sstevel@tonic-gate 
23380Sstevel@tonic-gate 		if (shdr->sh_type != SHT_GROUP)
23390Sstevel@tonic-gate 			continue;
23400Sstevel@tonic-gate 		if (name && strcmp(name, _cache->c_name))
23410Sstevel@tonic-gate 			continue;
23423466Srie 		if ((_cache->c_data == NULL) ||
23433466Srie 		    ((grpdata = (Word *)_cache->c_data->d_buf) == NULL))
23440Sstevel@tonic-gate 			continue;
23451618Srie 		grpcnt = shdr->sh_size / sizeof (Word);
23461618Srie 
23471618Srie 		/*
23481618Srie 		 * Get the data buffer for the associated symbol table and
23491618Srie 		 * string table.
23501618Srie 		 */
23511618Srie 		if (stringtbl(cache, 1, scnt, shnum, file,
23521618Srie 		    &symnum, &symsec, &strsec) == 0)
23531618Srie 			return;
23541618Srie 
23551618Srie 		syms = symsec->c_data->d_buf;
23561618Srie 
23571618Srie 		dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
23581618Srie 		dbg_print(0, MSG_INTL(MSG_ELF_SCN_GRP), _cache->c_name);
23591618Srie 		dbg_print(0, MSG_INTL(MSG_GRP_TITLE));
23601618Srie 
23611618Srie 		/*
23621618Srie 		 * The first element of the group defines the group.  The
23631618Srie 		 * associated symbol is defined by the sh_link field.
23641618Srie 		 */
23651618Srie 		if ((shdr->sh_info == SHN_UNDEF) || (shdr->sh_info > symnum)) {
23661618Srie 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSHINFO),
23671618Srie 			    file, _cache->c_name, EC_WORD(shdr->sh_info));
23681618Srie 			return;
23690Sstevel@tonic-gate 		}
23700Sstevel@tonic-gate 
23711618Srie 		(void) strcpy(flgstrbuf, MSG_ORIG(MSG_STR_OSQBRKT));
23721618Srie 		if (grpdata[0] & GRP_COMDAT) {
23731618Srie 			(void) strcat(flgstrbuf, MSG_ORIG(MSG_GRP_COMDAT));
23740Sstevel@tonic-gate 		}
23751618Srie 		if ((unknown = (grpdata[0] & ~GRP_COMDAT)) != 0) {
23761618Srie 			size_t	len = strlen(flgstrbuf);
23771618Srie 
23781618Srie 			(void) snprintf(&flgstrbuf[len],
23791618Srie 			    (MSG_GRP_COMDAT_SIZE + 10 - len),
23801618Srie 			    MSG_ORIG(MSG_GRP_UNKNOWN), unknown);
23810Sstevel@tonic-gate 		}
23821618Srie 		(void) strcat(flgstrbuf, MSG_ORIG(MSG_STR_CSQBRKT));
23831618Srie 		sym = (Sym *)(syms + shdr->sh_info);
23840Sstevel@tonic-gate 
23851618Srie 		dbg_print(0, MSG_INTL(MSG_GRP_SIGNATURE), flgstrbuf,
23861618Srie 		    demangle(string(_cache, 0, strsec, file, sym->st_name),
23871618Srie 		    flags));
23881618Srie 
23891618Srie 		for (gcnt = 1; gcnt < grpcnt; gcnt++) {
23900Sstevel@tonic-gate 			char		index[MAXNDXSIZE];
23911618Srie 			const char	*name;
23920Sstevel@tonic-gate 
23930Sstevel@tonic-gate 			(void) snprintf(index, MAXNDXSIZE,
23941618Srie 			    MSG_ORIG(MSG_FMT_INDEX), EC_XWORD(gcnt));
23951618Srie 
23961618Srie 			if (grpdata[gcnt] >= shnum)
23971618Srie 				name = MSG_INTL(MSG_GRP_INVALSCN);
23981618Srie 			else
23991618Srie 				name = cache[grpdata[gcnt]].c_name;
24001618Srie 
24011618Srie 			(void) printf(MSG_ORIG(MSG_GRP_ENTRY), index, name,
24021618Srie 				EC_XWORD(grpdata[gcnt]));
24030Sstevel@tonic-gate 		}
24040Sstevel@tonic-gate 	}
24050Sstevel@tonic-gate }
24060Sstevel@tonic-gate 
24070Sstevel@tonic-gate static void
24081618Srie got(Cache *cache, Word shnum, Ehdr *ehdr, const char *file, uint_t flags)
24090Sstevel@tonic-gate {
24100Sstevel@tonic-gate 	Cache		*gotcache = 0, *symtab = 0, *_cache;
24111618Srie 	Addr		gotbgn, gotend;
24121618Srie 	Shdr		*gotshdr;
24131618Srie 	Word		cnt, gotents, gotndx;
24140Sstevel@tonic-gate 	size_t		gentsize;
24150Sstevel@tonic-gate 	Got_info	*gottable;
24160Sstevel@tonic-gate 	char		*gotdata;
24171618Srie 	Sym		*gotsym;
24181618Srie 	Xword		gotsymaddr;
24190Sstevel@tonic-gate 
24200Sstevel@tonic-gate 	/*
24211324Srie 	 * First, find the got.
24220Sstevel@tonic-gate 	 */
24230Sstevel@tonic-gate 	for (cnt = 1; cnt < shnum; cnt++) {
24240Sstevel@tonic-gate 		_cache = &cache[cnt];
24251324Srie 		if (strncmp(_cache->c_name, MSG_ORIG(MSG_ELF_GOT),
24261324Srie 		    MSG_ELF_GOT_SIZE) == 0) {
24270Sstevel@tonic-gate 			gotcache = _cache;
24280Sstevel@tonic-gate 			break;
24290Sstevel@tonic-gate 		}
24300Sstevel@tonic-gate 	}
24311618Srie 	if (gotcache == 0)
24320Sstevel@tonic-gate 		return;
24331324Srie 
24341324Srie 	/*
24351324Srie 	 * A got section within a relocatable object is suspicious.
24361324Srie 	 */
24371324Srie 	if (ehdr->e_type == ET_REL) {
24381324Srie 		(void) fprintf(stderr, MSG_INTL(MSG_GOT_UNEXPECTED), file,
24391324Srie 		    _cache->c_name);
24401324Srie 	}
24411324Srie 
24421618Srie 	gotshdr = gotcache->c_shdr;
24430Sstevel@tonic-gate 	if (gotshdr->sh_size == 0) {
24440Sstevel@tonic-gate 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSZ),
24450Sstevel@tonic-gate 		    file, gotcache->c_name);
24460Sstevel@tonic-gate 		return;
24470Sstevel@tonic-gate 	}
24481618Srie 
24491618Srie 	gotbgn = gotshdr->sh_addr;
24500Sstevel@tonic-gate 	gotend = gotbgn + gotshdr->sh_size;
24510Sstevel@tonic-gate 
24520Sstevel@tonic-gate 	/*
24531618Srie 	 * Some architectures don't properly set the sh_entsize for the GOT
24541618Srie 	 * table.  If it's not set, default to a size of a pointer.
24550Sstevel@tonic-gate 	 */
24561618Srie 	if ((gentsize = gotshdr->sh_entsize) == 0)
24571618Srie 		gentsize = sizeof (Xword);
24581618Srie 
24593466Srie 	if (gotcache->c_data == NULL)
24603466Srie 		return;
24613466Srie 
24620Sstevel@tonic-gate 	/* LINTED */
24631618Srie 	gotents = (Word)(gotshdr->sh_size / gentsize);
24640Sstevel@tonic-gate 	gotdata = gotcache->c_data->d_buf;
24650Sstevel@tonic-gate 
24660Sstevel@tonic-gate 	if ((gottable = calloc(gotents, sizeof (Got_info))) == 0) {
24670Sstevel@tonic-gate 		int err = errno;
24681618Srie 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_MALLOC), file,
24691618Srie 		    strerror(err));
24700Sstevel@tonic-gate 		return;
24710Sstevel@tonic-gate 	}
24720Sstevel@tonic-gate 
24730Sstevel@tonic-gate 	/*
24740Sstevel@tonic-gate 	 * Now we scan through all the sections looking for any relocations
24750Sstevel@tonic-gate 	 * that may be against the GOT.  Since these may not be isolated to a
24760Sstevel@tonic-gate 	 * .rel[a].got section we check them all.
24770Sstevel@tonic-gate 	 * While scanning sections save the symbol table entry (a symtab
24780Sstevel@tonic-gate 	 * overriding a dynsym) so that we can lookup _GLOBAL_OFFSET_TABLE_.
24790Sstevel@tonic-gate 	 */
24800Sstevel@tonic-gate 	for (cnt = 1; cnt < shnum; cnt++) {
24811618Srie 		Word		type, symnum;
24821618Srie 		Xword		relndx, relnum, relsize;
24831618Srie 		void		*rels;
24841618Srie 		Sym		*syms;
24851618Srie 		Cache		*symsec, *strsec;
24861618Srie 		Cache		*_cache = &cache[cnt];
24871618Srie 		Shdr		*shdr;
24880Sstevel@tonic-gate 
24891618Srie 		shdr = _cache->c_shdr;
24901618Srie 		type = shdr->sh_type;
24910Sstevel@tonic-gate 
24921618Srie 		if ((symtab == 0) && (type == SHT_DYNSYM)) {
24930Sstevel@tonic-gate 			symtab = _cache;
24940Sstevel@tonic-gate 			continue;
24950Sstevel@tonic-gate 		}
24961618Srie 		if (type == SHT_SYMTAB) {
24970Sstevel@tonic-gate 			symtab = _cache;
24980Sstevel@tonic-gate 			continue;
24990Sstevel@tonic-gate 		}
25001618Srie 		if ((type != SHT_RELA) && (type != SHT_REL))
25010Sstevel@tonic-gate 			continue;
25020Sstevel@tonic-gate 
25030Sstevel@tonic-gate 		/*
25041618Srie 		 * Decide entry size.
25050Sstevel@tonic-gate 		 */
25061618Srie 		if (((relsize = shdr->sh_entsize) == 0) ||
25071618Srie 		    (relsize > shdr->sh_size)) {
25081618Srie 			if (type == SHT_RELA)
25091618Srie 				relsize = sizeof (Rela);
25101618Srie 			else
25111618Srie 				relsize = sizeof (Rel);
25120Sstevel@tonic-gate 		}
25130Sstevel@tonic-gate 
25140Sstevel@tonic-gate 		/*
25151618Srie 		 * Determine the number of relocations available.
25160Sstevel@tonic-gate 		 */
25171618Srie 		if (shdr->sh_size == 0) {
25181618Srie 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_BADSZ),
25191618Srie 			    file, _cache->c_name);
25200Sstevel@tonic-gate 			continue;
25210Sstevel@tonic-gate 		}
25223466Srie 		if (_cache->c_data == NULL)
25233466Srie 			continue;
25243466Srie 
25251618Srie 		rels = _cache->c_data->d_buf;
25261618Srie 		relnum = shdr->sh_size / relsize;
25270Sstevel@tonic-gate 
25281618Srie 		/*
25291618Srie 		 * Get the data buffer for the associated symbol table and
25301618Srie 		 * string table.
25311618Srie 		 */
25321618Srie 		if (stringtbl(cache, 1, cnt, shnum, file,
25331618Srie 		    &symnum, &symsec, &strsec) == 0)
25341618Srie 			continue;
25351618Srie 
25361618Srie 		syms = symsec->c_data->d_buf;
25371618Srie 
25381618Srie 		/*
25391618Srie 		 * Loop through the relocation entries.
25401618Srie 		 */
25411618Srie 		for (relndx = 0; relndx < relnum; relndx++,
25421618Srie 		    rels = (void *)((char *)rels + relsize)) {
25431618Srie 			char		section[BUFSIZ];
25441618Srie 			Addr		offset;
25450Sstevel@tonic-gate 			Got_info	*gip;
25461618Srie 			Word		symndx, reltype;
25471618Srie 			Rela		*rela;
25481618Srie 			Rel		*rel;
25490Sstevel@tonic-gate 
25501618Srie 			/*
25511618Srie 			 * Unravel the relocation.
25521618Srie 			 */
25531618Srie 			if (type == SHT_RELA) {
25541618Srie 				rela = (Rela *)rels;
25551618Srie 				symndx = ELF_R_SYM(rela->r_info);
25561618Srie 				reltype = ELF_R_TYPE(rela->r_info);
25571618Srie 				offset = rela->r_offset;
25580Sstevel@tonic-gate 			} else {
25591618Srie 				rel = (Rel *)rels;
25601618Srie 				symndx = ELF_R_SYM(rel->r_info);
25611618Srie 				reltype = ELF_R_TYPE(rel->r_info);
25621618Srie 				offset = rel->r_offset;
25630Sstevel@tonic-gate 			}
25640Sstevel@tonic-gate 
25650Sstevel@tonic-gate 			/*
25660Sstevel@tonic-gate 			 * Only pay attention to relocations against the GOT.
25670Sstevel@tonic-gate 			 */
25680Sstevel@tonic-gate 			if ((offset < gotbgn) || (offset > gotend))
25690Sstevel@tonic-gate 				continue;
25700Sstevel@tonic-gate 
25710Sstevel@tonic-gate 			/* LINTED */
25721618Srie 			gotndx = (Word)((offset - gotbgn) /
25730Sstevel@tonic-gate 			    gotshdr->sh_entsize);
25740Sstevel@tonic-gate 			gip = &gottable[gotndx];
25751618Srie 
25761618Srie 			if (gip->g_reltype != 0) {
25770Sstevel@tonic-gate 				(void) fprintf(stderr,
25780Sstevel@tonic-gate 				    MSG_INTL(MSG_GOT_MULTIPLE), file,
25791618Srie 				    EC_WORD(gotndx), EC_ADDR(offset));
25800Sstevel@tonic-gate 				continue;
25810Sstevel@tonic-gate 			}
25820Sstevel@tonic-gate 
25831618Srie 			if (symndx)
25841618Srie 				gip->g_symname = relsymname(cache, _cache,
25851618Srie 				    strsec, symndx, symnum, relndx, syms,
25861618Srie 				    section, BUFSIZ, file, flags);
25871618Srie 			gip->g_reltype = reltype;
25881618Srie 			gip->g_rel = rels;
25890Sstevel@tonic-gate 		}
25900Sstevel@tonic-gate 	}
25910Sstevel@tonic-gate 
25921618Srie 	if (symlookup(MSG_ORIG(MSG_GOT_SYM), cache, shnum, &gotsym, symtab,
25931618Srie 	    file))
25941618Srie 		gotsymaddr = gotsym->st_value;
25950Sstevel@tonic-gate 	else
25961618Srie 		gotsymaddr = gotbgn;
25970Sstevel@tonic-gate 
25981618Srie 	dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
25991618Srie 	dbg_print(0, MSG_INTL(MSG_ELF_SCN_GOT), gotcache->c_name);
26001618Srie 	Elf_got_title(0);
26010Sstevel@tonic-gate 
26020Sstevel@tonic-gate 	for (gotndx = 0; gotndx < gotents; gotndx++) {
26030Sstevel@tonic-gate 		Got_info	*gip;
26040Sstevel@tonic-gate 		Sword		gindex;
26051618Srie 		Addr		gaddr;
26061618Srie 		Xword		gotentry;
26070Sstevel@tonic-gate 
26080Sstevel@tonic-gate 		gip = &gottable[gotndx];
26090Sstevel@tonic-gate 
26100Sstevel@tonic-gate 		gaddr = gotbgn + (gotndx * gentsize);
26111618Srie 		gindex = (Sword)(gaddr - gotsymaddr) / (Sword)gentsize;
26120Sstevel@tonic-gate 
26131618Srie 		if (gentsize == sizeof (Word))
26140Sstevel@tonic-gate 			/* LINTED */
26151618Srie 			gotentry = (Xword)(*((Word *)(gotdata) + gotndx));
26160Sstevel@tonic-gate 		else
26170Sstevel@tonic-gate 			/* LINTED */
26181618Srie 			gotentry = *((Xword *)(gotdata) + gotndx);
26190Sstevel@tonic-gate 
26201618Srie 		Elf_got_entry(0, gindex, gaddr, gotentry, ehdr->e_machine,
26211618Srie 		    gip->g_reltype, gip->g_rel, gip->g_symname);
26220Sstevel@tonic-gate 	}
26230Sstevel@tonic-gate 	free(gottable);
26240Sstevel@tonic-gate }
26250Sstevel@tonic-gate 
26260Sstevel@tonic-gate void
26270Sstevel@tonic-gate checksum(Elf *elf)
26280Sstevel@tonic-gate {
26291618Srie 	dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
26301618Srie 	dbg_print(0, MSG_INTL(MSG_STR_CHECKSUM), elf_checksum(elf));
26310Sstevel@tonic-gate }
26320Sstevel@tonic-gate 
26331618Srie void
26341618Srie regular(const char *file, Elf *elf, uint_t flags, char *Nname, int wfd)
26350Sstevel@tonic-gate {
26363862Srie 	/*
26373862Srie 	 * Program header names that we can test for.
26383862Srie 	 */
26393862Srie 	static const char *pnames[PT_NUM] = {
26403862Srie 		MSG_ORIG(MSG_PT_NULL),		MSG_ORIG(MSG_PT_LOAD),
26413862Srie 		MSG_ORIG(MSG_PT_DYNAMIC),	MSG_ORIG(MSG_PT_INTERP),
26423862Srie 		MSG_ORIG(MSG_PT_NOTE),		MSG_ORIG(MSG_PT_SHLIB),
26433862Srie 		MSG_ORIG(MSG_PT_PHDR),		MSG_ORIG(MSG_PT_TLS)
26443862Srie 	};
26453862Srie #if PT_NUM != (PT_TLS + 1)
26463862Srie #error "P_NUM has grown. Update addr_symtype[]"
26473862Srie #endif
26483862Srie 
26490Sstevel@tonic-gate 	Elf_Scn		*scn;
26501618Srie 	Ehdr		*ehdr;
26510Sstevel@tonic-gate 	Elf_Data	*data;
26521618Srie 	size_t		cnt, shstrndx, shnum, phnum;
26531618Srie 	Shdr		*nameshdr, *shdr;
26540Sstevel@tonic-gate 	char		*names = 0;
26550Sstevel@tonic-gate 	Cache		*cache, *_cache;
2656*3875Sab196087 	VERSYM_STATE	versym;
26570Sstevel@tonic-gate 
26581618Srie 	if ((ehdr = elf_getehdr(elf)) == NULL) {
26590Sstevel@tonic-gate 		failure(file, MSG_ORIG(MSG_ELF_GETEHDR));
26600Sstevel@tonic-gate 		return;
26610Sstevel@tonic-gate 	}
26620Sstevel@tonic-gate 
26631618Srie 	if (elf_getshnum(elf, &shnum) == 0) {
26640Sstevel@tonic-gate 		failure(file, MSG_ORIG(MSG_ELF_GETSHNUM));
26650Sstevel@tonic-gate 		return;
26660Sstevel@tonic-gate 	}
26670Sstevel@tonic-gate 
2668942Sahl 	if (elf_getshstrndx(elf, &shstrndx) == 0) {
26690Sstevel@tonic-gate 		failure(file, MSG_ORIG(MSG_ELF_GETSHSTRNDX));
26700Sstevel@tonic-gate 		return;
26710Sstevel@tonic-gate 	}
2672942Sahl 
26731618Srie 	if (elf_getphnum(elf, &phnum) == 0) {
2674942Sahl 		failure(file, MSG_ORIG(MSG_ELF_GETPHNUM));
2675942Sahl 		return;
2676942Sahl 	}
2677942Sahl 
26780Sstevel@tonic-gate 	if ((scn = elf_getscn(elf, 0)) != NULL) {
26791618Srie 		if ((shdr = elf_getshdr(scn)) == NULL) {
26800Sstevel@tonic-gate 			failure(file, MSG_ORIG(MSG_ELF_GETSHDR));
26810Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_ELF_ERR_SCN), 0);
26820Sstevel@tonic-gate 			return;
26830Sstevel@tonic-gate 		}
26840Sstevel@tonic-gate 	} else
26851618Srie 		shdr = 0;
26860Sstevel@tonic-gate 
26870Sstevel@tonic-gate 	/*
26880Sstevel@tonic-gate 	 * Print the elf header.
26890Sstevel@tonic-gate 	 */
26900Sstevel@tonic-gate 	if (flags & FLG_EHDR)
26911618Srie 		Elf_ehdr(0, ehdr, shdr);
26920Sstevel@tonic-gate 
26930Sstevel@tonic-gate 	/*
26940Sstevel@tonic-gate 	 * Print the program headers.
26950Sstevel@tonic-gate 	 */
26961618Srie 	if ((flags & FLG_PHDR) && (phnum != 0)) {
26971618Srie 		Phdr *phdr;
26980Sstevel@tonic-gate 
26991618Srie 		if ((phdr = elf_getphdr(elf)) == NULL) {
27001618Srie 			failure(file, MSG_ORIG(MSG_ELF_GETPHDR));
27011618Srie 			return;
27021618Srie 		}
27030Sstevel@tonic-gate 
27041618Srie 		for (cnt = 0; cnt < phnum; phdr++, cnt++) {
27053862Srie 
27063862Srie 			if (Nname && ((phdr->p_type >= PT_NUM) ||
27073862Srie 			    (strcmp(Nname, pnames[phdr->p_type]) != 0)))
27083862Srie 				continue;
27093862Srie 
27101618Srie 			dbg_print(0, MSG_ORIG(MSG_STR_EMPTY));
27111618Srie 			dbg_print(0, MSG_INTL(MSG_ELF_PHDR), EC_WORD(cnt));
27121618Srie 			Elf_phdr(0, ehdr->e_machine, phdr);
27130Sstevel@tonic-gate 		}
27140Sstevel@tonic-gate 	}
27150Sstevel@tonic-gate 
27160Sstevel@tonic-gate 	/*
2717942Sahl 	 * Return now if there are no section, if there's just one section to
2718942Sahl 	 * act as an extension of the ELF header, or if on section information
2719942Sahl 	 * was requested.
27200Sstevel@tonic-gate 	 */
2721942Sahl 	if ((shnum <= 1) || (flags && (flags & ~(FLG_EHDR | FLG_PHDR)) == 0)) {
27221618Srie 		if ((ehdr->e_type == ET_CORE) && (flags & FLG_NOTE))
27230Sstevel@tonic-gate 			note(0, shnum, 0, file);
27240Sstevel@tonic-gate 		return;
27250Sstevel@tonic-gate 	}
27260Sstevel@tonic-gate 
27270Sstevel@tonic-gate 	/*
27280Sstevel@tonic-gate 	 * Obtain the .shstrtab data buffer to provide the required section
27290Sstevel@tonic-gate 	 * name strings.
27300Sstevel@tonic-gate 	 */
27310Sstevel@tonic-gate 	if ((scn = elf_getscn(elf, shstrndx)) == NULL) {
27320Sstevel@tonic-gate 		failure(file, MSG_ORIG(MSG_ELF_GETSCN));
27330Sstevel@tonic-gate 		(void) fprintf(stderr, MSG_INTL(MSG_ELF_ERR_SHDR),
27340Sstevel@tonic-gate 		    EC_XWORD(shstrndx));
27351618Srie 
27360Sstevel@tonic-gate 	} else if ((data = elf_getdata(scn, NULL)) == NULL) {
27370Sstevel@tonic-gate 		failure(file, MSG_ORIG(MSG_ELF_GETDATA));
27380Sstevel@tonic-gate 		(void) fprintf(stderr, MSG_INTL(MSG_ELF_ERR_DATA),
27390Sstevel@tonic-gate 		    EC_XWORD(shstrndx));
27401618Srie 
27411618Srie 	} else if ((nameshdr = elf_getshdr(scn)) == NULL) {
27420Sstevel@tonic-gate 		failure(file, MSG_ORIG(MSG_ELF_GETSHDR));
27430Sstevel@tonic-gate 		(void) fprintf(stderr, MSG_INTL(MSG_ELF_ERR_SCN),
27443862Srie 		    EC_WORD(elf_ndxscn(scn)));
27451618Srie 
27461618Srie 	} else if ((names = data->d_buf) == 0)
27470Sstevel@tonic-gate 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_SHSTRNULL), file);
27480Sstevel@tonic-gate 
27490Sstevel@tonic-gate 	/*
27503862Srie 	 * Allocate a cache to maintain a descriptor for each section.
27510Sstevel@tonic-gate 	 */
27520Sstevel@tonic-gate 	if ((cache = malloc(shnum * sizeof (Cache))) == 0) {
27530Sstevel@tonic-gate 		int err = errno;
27540Sstevel@tonic-gate 		(void) fprintf(stderr, MSG_INTL(MSG_ERR_MALLOC),
27550Sstevel@tonic-gate 		    file, strerror(err));
27560Sstevel@tonic-gate 		return;
27570Sstevel@tonic-gate 	}
27580Sstevel@tonic-gate 
27591618Srie 	*cache = cache_init;
27600Sstevel@tonic-gate 	_cache = cache;
27610Sstevel@tonic-gate 	_cache++;
27620Sstevel@tonic-gate 
27633862Srie 	/*
27643862Srie 	 * Traverse the sections of the file.  This gathering of data is
27653862Srie 	 * carried out in two passes.  First, the section headers are captured
27663862Srie 	 * and the section header names are evaluated.  A verification pass is
27673862Srie 	 * then carried out over the section information.  Files have been
27683862Srie 	 * known to exhibit overlapping (and hence erroneous) section header
27693862Srie 	 * information.
27703862Srie 	 *
27713862Srie 	 * Finally, the data for each section is obtained.  This processing is
27723862Srie 	 * carried out after section verification because should any section
27733862Srie 	 * header overlap occur, and a file needs translating (ie. xlate'ing
27743862Srie 	 * information from a non-native architecture file), then the process
27753862Srie 	 * of translation can corrupt the section header information.  Of
27763862Srie 	 * course, if there is any section overlap, the data related to the
27773862Srie 	 * sections is going to be compromised.  However, it is the translation
27783862Srie 	 * of this data that has caused problems with elfdump()'s ability to
27793862Srie 	 * extract the data.
27803862Srie 	 */
27810Sstevel@tonic-gate 	for (cnt = 1, scn = NULL; scn = elf_nextscn(elf, scn);
27820Sstevel@tonic-gate 	    cnt++, _cache++) {
27833862Srie 		char	scnndxnm[100];
27843862Srie 
27853862Srie 		_cache->c_scn = scn;
27863862Srie 
27871618Srie 		if ((_cache->c_shdr = elf_getshdr(scn)) == NULL) {
27880Sstevel@tonic-gate 			failure(file, MSG_ORIG(MSG_ELF_GETSHDR));
27890Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_ELF_ERR_SCN),
27903862Srie 			    EC_WORD(elf_ndxscn(scn)));
27910Sstevel@tonic-gate 		}
27920Sstevel@tonic-gate 
27933862Srie 		/*
27943862Srie 		 * If a shstrtab exists, assign the section name.
27953862Srie 		 */
27963862Srie 		if (names && _cache->c_shdr) {
27973862Srie 			if (_cache->c_shdr->sh_name &&
27983862Srie 			    /* LINTED */
27993862Srie 			    (nameshdr->sh_size > _cache->c_shdr->sh_name)) {
28003862Srie 				_cache->c_name =
28013862Srie 				    names + _cache->c_shdr->sh_name;
28023862Srie 				continue;
28033862Srie 			}
28040Sstevel@tonic-gate 
28050Sstevel@tonic-gate 			/*
28063862Srie 			 * Generate an error if the section name index is zero
28073862Srie 			 * or exceeds the shstrtab data.  Fall through to
28083862Srie 			 * fabricate a section name.
28090Sstevel@tonic-gate 			 */
28103862Srie 			if ((_cache->c_shdr->sh_name == 0) ||
28110Sstevel@tonic-gate 			    /* LINTED */
28121618Srie 			    (nameshdr->sh_size <= _cache->c_shdr->sh_name)) {
28130Sstevel@tonic-gate 				(void) fprintf(stderr,
28140Sstevel@tonic-gate 				    MSG_INTL(MSG_ERR_BADSHNAME), file,
28153862Srie 				    EC_WORD(cnt),
28161618Srie 				    EC_XWORD(_cache->c_shdr->sh_name));
28170Sstevel@tonic-gate 			}
28183862Srie 		}
28193862Srie 
28203862Srie 		/*
28213862Srie 		 * If there exists no shstrtab data, or a section header has no
28223862Srie 		 * name (an invalid index of 0), then compose a name for the
28233862Srie 		 * section.
28243862Srie 		 */
28253862Srie 		(void) snprintf(scnndxnm, sizeof (scnndxnm),
28263862Srie 		    MSG_INTL(MSG_FMT_SCNNDX), cnt);
28273862Srie 
28283862Srie 		if ((_cache->c_name = malloc(strlen(scnndxnm) + 1)) == 0) {
28293862Srie 			int err = errno;
28303862Srie 			(void) fprintf(stderr, MSG_INTL(MSG_ERR_MALLOC),
28313862Srie 			    file, strerror(err));
28323862Srie 			return;
28333862Srie 		}
28343862Srie 		(void) strcpy(_cache->c_name, scnndxnm);
28353862Srie 	}
28363862Srie 
28373862Srie 	/*
28383862Srie 	 * Having collected all the sections, validate their address range.
28393862Srie 	 * Cases have existed where the section information has been invalid.
28403862Srie 	 * This can lead to all sorts of other, hard to diagnose errors, as
28413862Srie 	 * each section is processed individually (ie. with elf_getdata()).
28423862Srie 	 * Here, we carry out some address comparisons to catch a family of
28433862Srie 	 * overlapping memory issues we have observed (likely, there are others
28443862Srie 	 * that we have yet to discover).
28453862Srie 	 *
28463862Srie 	 * Note, should any memory overlap occur, obtaining any additional
28473862Srie 	 * data from the file is questionable.  However, it might still be
28483862Srie 	 * possible to inspect the ELF header, Programs headers, or individual
28493862Srie 	 * sections, so rather than bailing on an error condition, continue
28503862Srie 	 * processing to see if any data can be salvaged.
28513862Srie 	 */
28523862Srie 	for (cnt = 1; cnt < shnum; cnt++) {
28533862Srie 		Cache	*_cache = &cache[cnt];
28543862Srie 		Shdr	*shdr = _cache->c_shdr;
28553862Srie 		Off	bgn1, bgn = shdr->sh_offset;
28563862Srie 		Off	end1, end = shdr->sh_offset + shdr->sh_size;
28573862Srie 		int	cnt1;
28583862Srie 
28593862Srie 		if ((shdr->sh_size == 0) || (shdr->sh_type == SHT_NOBITS))
28603862Srie 			continue;
28613862Srie 
28623862Srie 		for (cnt1 = 1; cnt1 < shnum; cnt1++) {
28633862Srie 			Cache	*_cache1 = &cache[cnt1];
28643862Srie 			Shdr	*shdr1 = _cache1->c_shdr;
28653862Srie 
28663862Srie 			bgn1 = shdr1->sh_offset;
28673862Srie 			end1 = shdr1->sh_offset + shdr1->sh_size;
28683862Srie 
28693862Srie 			if ((cnt1 == cnt) || (shdr->sh_size == 0) ||
28703862Srie 			    (shdr1->sh_type == SHT_NOBITS))
28713862Srie 				continue;
28723862Srie 
28733862Srie 			if (((bgn1 <= bgn) && (end1 > bgn)) ||
28743862Srie 			    ((bgn1 < end) && (end1 >= end))) {
28753862Srie 				(void) fprintf(stderr,
28763862Srie 				    MSG_INTL(MSG_ERR_SECMEMOVER), file,
28773862Srie 				    EC_WORD(elf_ndxscn(_cache1->c_scn)),
28783862Srie 				    _cache1->c_name, EC_OFF(bgn1), EC_OFF(end1),
28793862Srie 				    EC_WORD(elf_ndxscn(_cache->c_scn)),
28803862Srie 				    _cache->c_name, EC_OFF(bgn), EC_OFF(end));
28810Sstevel@tonic-gate 			}
28820Sstevel@tonic-gate 		}
28830Sstevel@tonic-gate 
28843862Srie 		/*
28853862Srie 		 * And finally, make sure this section doesn't overlap the
28863862Srie 		 * section header itself.
28873862Srie 		 */
28883862Srie 		bgn1 = ehdr->e_shoff;
28893862Srie 		end1 = ehdr->e_shoff + (ehdr->e_shentsize * ehdr->e_shnum);
28903862Srie 
28913862Srie 		if (((bgn1 <= bgn) && (end1 > bgn)) ||
28923862Srie 		    ((bgn1 < end) && (end1 >= end))) {
28933862Srie 			(void) fprintf(stderr,
28943862Srie 			    MSG_INTL(MSG_ERR_SHDRMEMOVER), file, EC_OFF(bgn1),
28953862Srie 			    EC_OFF(end1),
28963862Srie 			    EC_WORD(elf_ndxscn(_cache->c_scn)),
28973862Srie 			    _cache->c_name, EC_OFF(bgn), EC_OFF(end));
28983862Srie 		}
28993862Srie 	}
29003862Srie 
29013862Srie 	/*
29023862Srie 	 * Finally, obtain the data for each section.
29033862Srie 	 */
29043862Srie 	for (cnt = 1; cnt < shnum; cnt++) {
29053862Srie 		Cache	*_cache = &cache[cnt];
29063862Srie 		Elf_Scn	*scn = _cache->c_scn;
29073862Srie 
29080Sstevel@tonic-gate 		if ((_cache->c_data = elf_getdata(scn, NULL)) == NULL) {
29090Sstevel@tonic-gate 			failure(file, MSG_ORIG(MSG_ELF_GETDATA));
29100Sstevel@tonic-gate 			(void) fprintf(stderr, MSG_INTL(MSG_ELF_ERR_SCNDATA),
29113862Srie 			    EC_WORD(elf_ndxscn(scn)));
29120Sstevel@tonic-gate 		}
29130Sstevel@tonic-gate 
29140Sstevel@tonic-gate 		/*
29150Sstevel@tonic-gate 		 * Do we wish to write the section out?
29160Sstevel@tonic-gate 		 */
29173466Srie 		if (wfd && Nname && (strcmp(Nname, _cache->c_name) == 0) &&
29183466Srie 		    _cache->c_data) {
29190Sstevel@tonic-gate 			(void) write(wfd, _cache->c_data->d_buf,
29200Sstevel@tonic-gate 			    _cache->c_data->d_size);
29210Sstevel@tonic-gate 		}
29220Sstevel@tonic-gate 	}
29230Sstevel@tonic-gate 
29240Sstevel@tonic-gate 	if (flags & FLG_SHDR)
29251618Srie 		sections(file, cache, shnum, ehdr, Nname);
29260Sstevel@tonic-gate 
29270Sstevel@tonic-gate 	if (flags & FLG_INTERP)
29281618Srie 		interp(file, cache, shnum, phnum, elf);
29290Sstevel@tonic-gate 
2930*3875Sab196087 	versions(cache, shnum, file, flags, &versym);
29310Sstevel@tonic-gate 
29320Sstevel@tonic-gate 	if (flags & FLG_SYMBOLS)
2933*3875Sab196087 		symbols(cache, shnum, ehdr, Nname, &versym, file, flags);
29340Sstevel@tonic-gate 
29353492Sab196087 	if (flags & FLG_SORT)
2936*3875Sab196087 		sunw_sort(cache, shnum, ehdr, Nname, &versym, file, flags);
29373492Sab196087 
29380Sstevel@tonic-gate 	if (flags & FLG_HASH)
29390Sstevel@tonic-gate 		hash(cache, shnum, Nname, file, flags);
29400Sstevel@tonic-gate 
29410Sstevel@tonic-gate 	if (flags & FLG_GOT)
29421618Srie 		got(cache, shnum, ehdr, file, flags);
29430Sstevel@tonic-gate 
29440Sstevel@tonic-gate 	if (flags & FLG_GROUP)
29450Sstevel@tonic-gate 		group(cache, shnum, Nname, file, flags);
29460Sstevel@tonic-gate 
29470Sstevel@tonic-gate 	if (flags & FLG_SYMINFO)
29480Sstevel@tonic-gate 		syminfo(cache, shnum, file);
29490Sstevel@tonic-gate 
29500Sstevel@tonic-gate 	if (flags & FLG_RELOC)
29511618Srie 		reloc(cache, shnum, ehdr, Nname, file, flags);
29520Sstevel@tonic-gate 
29530Sstevel@tonic-gate 	if (flags & FLG_DYNAMIC)
29541618Srie 		dynamic(cache, shnum, ehdr, file);
29550Sstevel@tonic-gate 
29560Sstevel@tonic-gate 	if (flags & FLG_NOTE)
29570Sstevel@tonic-gate 		note(cache, shnum, Nname, file);
29580Sstevel@tonic-gate 
29590Sstevel@tonic-gate 	if (flags & FLG_MOVE)
29600Sstevel@tonic-gate 		move(cache, shnum, Nname, file, flags);
29610Sstevel@tonic-gate 
29620Sstevel@tonic-gate 	if (flags & FLG_CHECKSUM)
29630Sstevel@tonic-gate 		checksum(elf);
29640Sstevel@tonic-gate 
29650Sstevel@tonic-gate 	if (flags & FLG_CAP)
29661618Srie 		cap(file, cache, shnum, phnum, ehdr, elf);
29670Sstevel@tonic-gate 
29680Sstevel@tonic-gate 	if (flags & FLG_UNWIND)
29691618Srie 		unwind(cache, shnum, phnum, ehdr, Nname, file, elf);
29700Sstevel@tonic-gate 
29710Sstevel@tonic-gate 	free(cache);
29720Sstevel@tonic-gate }
2973