xref: /minix3/external/bsd/elftoolchain/dist/libdwarf/dwarf_pro_init.c (revision 0a6a1f1d05b60e214de2f05a7310ddd1f0e590e7)
1 /*	$NetBSD: dwarf_pro_init.c,v 1.2 2014/03/09 16:58:04 christos Exp $	*/
2 
3 /*-
4  * Copyright (c) 2009 Kai Wang
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #include "_libdwarf.h"
30 
31 __RCSID("$NetBSD: dwarf_pro_init.c,v 1.2 2014/03/09 16:58:04 christos Exp $");
32 ELFTC_VCSID("Id: dwarf_pro_init.c 2074 2011-10-27 03:34:33Z jkoshy ");
33 
34 Dwarf_P_Debug
dwarf_producer_init(Dwarf_Unsigned flags,Dwarf_Callback_Func func,Dwarf_Handler errhand,Dwarf_Ptr errarg,Dwarf_Error * error)35 dwarf_producer_init(Dwarf_Unsigned flags, Dwarf_Callback_Func func,
36     Dwarf_Handler errhand, Dwarf_Ptr errarg, Dwarf_Error *error)
37 {
38 	Dwarf_P_Debug dbg;
39 	int mode;
40 
41 	if (flags & DW_DLC_READ || flags & DW_DLC_RDWR) {
42 		DWARF_SET_ERROR(NULL, error, DW_DLE_ARGUMENT);
43 		return (DW_DLV_BADADDR);
44 	}
45 
46 	if (flags & DW_DLC_WRITE)
47 		mode = DW_DLC_WRITE;
48 	else {
49 		DWARF_SET_ERROR(NULL, error, DW_DLE_ARGUMENT);
50 		return (DW_DLV_BADADDR);
51 	}
52 
53 	if (func == NULL) {
54 		DWARF_SET_ERROR(NULL, error, DW_DLE_ARGUMENT);
55 		return (DW_DLV_BADADDR);
56 	}
57 
58 	if (_dwarf_alloc(&dbg, DW_DLC_WRITE, error) != DW_DLE_NONE)
59 		return (DW_DLV_BADADDR);
60 
61 	dbg->dbg_mode = mode;
62 
63 	if (_dwarf_init(dbg, flags, errhand, errarg, error) != DW_DLE_NONE) {
64 		free(dbg);
65 		return (DW_DLV_BADADDR);
66 	}
67 
68 	dbg->dbgp_func = func;
69 
70 	return (dbg);
71 }
72 
73 Dwarf_P_Debug
dwarf_producer_init_b(Dwarf_Unsigned flags,Dwarf_Callback_Func_b func,Dwarf_Handler errhand,Dwarf_Ptr errarg,Dwarf_Error * error)74 dwarf_producer_init_b(Dwarf_Unsigned flags, Dwarf_Callback_Func_b func,
75     Dwarf_Handler errhand, Dwarf_Ptr errarg, Dwarf_Error *error)
76 {
77 	Dwarf_P_Debug dbg;
78 	int mode;
79 
80 	if (flags & DW_DLC_READ || flags & DW_DLC_RDWR) {
81 		DWARF_SET_ERROR(NULL, error, DW_DLE_ARGUMENT);
82 		return (DW_DLV_BADADDR);
83 	}
84 
85 	if (flags & DW_DLC_WRITE)
86 		mode = DW_DLC_WRITE;
87 	else {
88 		DWARF_SET_ERROR(NULL, error, DW_DLE_ARGUMENT);
89 		return (DW_DLV_BADADDR);
90 	}
91 
92 	if (func == NULL) {
93 		DWARF_SET_ERROR(NULL, error, DW_DLE_ARGUMENT);
94 		return (DW_DLV_BADADDR);
95 	}
96 
97 	if (_dwarf_alloc(&dbg, DW_DLC_WRITE, error) != DW_DLE_NONE)
98 		return (DW_DLV_BADADDR);
99 
100 	dbg->dbg_mode = mode;
101 
102 	if (_dwarf_init(dbg, flags, errhand, errarg, error) != DW_DLE_NONE) {
103 		free(dbg);
104 		return (DW_DLV_BADADDR);
105 	}
106 
107 	dbg->dbgp_func_b = func;
108 
109 	return (dbg);
110 }
111 
112 int
dwarf_producer_set_isa(Dwarf_P_Debug dbg,enum Dwarf_ISA isa,Dwarf_Error * error)113 dwarf_producer_set_isa(Dwarf_P_Debug dbg, enum Dwarf_ISA isa,
114     Dwarf_Error *error)
115 {
116 
117 	if (dbg == NULL || isa >= DW_ISA_MAX) {
118 		DWARF_SET_ERROR(dbg, error, DW_DLE_ARGUMENT);
119 		return (DW_DLV_ERROR);
120 	}
121 
122 	dbg->dbgp_isa = isa;
123 
124 	return (DW_DLV_OK);
125 }
126