23  * Copyright (c) 1997-1999 by Sun Microsystems, Inc.
42 #include <libelf.h>
91 	sep->name = name;  in add_symbol()
92 	sep->addr = addr;  in add_symbol()
93 	sep->size = size;  in add_symbol()
103 		if (sep->addr == addr)  in remove_symbol()
104 			sep->addr = 0;  in remove_symbol()
118 	for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {  in fake_up_certain_popular_kernel_symbols()
119 		if (strcmp(ksp->ks_module, "cpu_info") == 0) {  in fake_up_certain_popular_kernel_symbols()
126 			if (ksp->ks_instance == 0)  in fake_up_certain_popular_kernel_symbols()
127 				remove_symbol((uintptr_t)ksp->ks_private);  in fake_up_certain_popular_kernel_symbols()
128 			(void) sprintf(name, "cpu[%d]", ksp->ks_instance);  in fake_up_certain_popular_kernel_symbols()
129 			add_symbol(name, (uintptr_t)ksp->ks_private,  in fake_up_certain_popular_kernel_symbols()
157 	uintptr_t a1 = ((syment_t *)p1)->addr;  in symcmp()
158 	uintptr_t a2 = ((syment_t *)p2)->addr;  in symcmp()
161 		return (-1);  in symcmp()
177 	int		strindex = -1;  in symtab_init()
180 	if ((fd = open("/dev/ksyms", O_RDONLY)) == -1) {  in symtab_init()
181 		if (errno == ENOENT && modfind("ksyms") == -1) {  in symtab_init()
183 			fd = open("/dev/ksyms", O_RDONLY);  in symtab_init()
185 		if (fd == -1)  in symtab_init()
186 			return (-1);  in symtab_init()
189 	if ((fd = open("/dev/ksyms", O_RDONLY)) == -1)  in symtab_init()
190 		return (-1);  in symtab_init()
200 			symtab = (GElf_Sym *)elf_getdata(scn, NULL)->d_buf;  in symtab_init()
208 			strtab = (char *)elf_getdata(scn, NULL)->d_buf;  in symtab_init()
214 		if ((uint_t)ELF32_ST_TYPE(symp->st_info) <= STT_FUNC &&  in symtab_init()
215 		    symp->st_size != 0)  in symtab_init()
216 			add_symbol(symp->st_name + strtab,  in symtab_init()
217 			    (uintptr_t)symp->st_value, (size_t)symp->st_size);  in symtab_init()
228 	for (i = 0; i < nsyms - 1; i++)  in symtab_init()
236 		nsyms--;  in symtab_init()
250 	int hi = nsyms - 1;  in addr_to_sym()
254 	while (hi - lo > 1) {  in addr_to_sym()
263 	*offset = addr - sep->addr;  in addr_to_sym()
264 	*sizep = sep->size;  in addr_to_sym()
265 	return (sep->name);  in addr_to_sym()
275 		if (strcmp(name, sep->name) == 0)  in sym_to_addr()
276 			return (sep->addr);  in sym_to_addr()
289 		if (strcmp(name, sep->name) == 0)  in sym_size()
290 			return (sep->size);  in sym_size()