author | Martin Trojer <martin.trojer@nokia.com> |
Fri, 15 Jan 2010 09:07:44 +0000 | |
changeset 34 | 92d87f2e53c2 |
permissions | -rwxr-xr-x |
34
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1 |
/* |
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2 |
32.fsize.c - implementation of the elf{32,64}_fsize(3) functions. |
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3 |
Copyright (C) 1995 - 2001 Michael Riepe |
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4 |
|
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5 |
This library is free software; you can redistribute it and/or |
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6 |
modify it under the terms of the GNU Library General Public |
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7 |
License as published by the Free Software Foundation; either |
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8 |
version 2 of the License, or (at your option) any later version. |
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9 |
|
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10 |
This library is distributed in the hope that it will be useful, |
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11 |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 |
Library General Public License for more details. |
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14 |
|
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15 |
You should have received a copy of the GNU Library General Public |
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16 |
License along with this library; if not, write to the Free Software |
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17 |
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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18 |
*/ |
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|
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20 |
#include <private.h> |
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#include <ext_types.h> |
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|
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#ifndef lint |
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static const char rcsid[] = "@(#) $Id: 32.fsize.c,v 1.12 2005/05/21 15:39:19 michael Exp $"; |
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#endif /* lint */ |
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|
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const size_t |
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_elf_fmsize[2][EV_CURRENT - EV_NONE][ELF_T_NUM][2] = { |
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/* ELFCLASS32 */ |
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{ |
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/* version 1 */ |
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{ |
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{ sizeof(unsigned char), sizeof(unsigned char) }, |
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{ sizeof(Elf32_Addr), sizeof(__ext_Elf32_Addr) }, |
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{ sizeof(Elf32_Dyn), sizeof(__ext_Elf32_Dyn) }, |
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{ sizeof(Elf32_Ehdr), sizeof(__ext_Elf32_Ehdr) }, |
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{ sizeof(Elf32_Half), sizeof(__ext_Elf32_Half) }, |
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{ sizeof(Elf32_Off), sizeof(__ext_Elf32_Off) }, |
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{ sizeof(Elf32_Phdr), sizeof(__ext_Elf32_Phdr) }, |
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{ sizeof(Elf32_Rela), sizeof(__ext_Elf32_Rela) }, |
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{ sizeof(Elf32_Rel), sizeof(__ext_Elf32_Rel) }, |
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{ sizeof(Elf32_Shdr), sizeof(__ext_Elf32_Shdr) }, |
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{ sizeof(Elf32_Sword), sizeof(__ext_Elf32_Sword) }, |
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{ sizeof(Elf32_Sym), sizeof(__ext_Elf32_Sym) }, |
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{ sizeof(Elf32_Word), sizeof(__ext_Elf32_Word) }, |
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{ 0, 0 }, /* there is no Elf32_Sxword */ |
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{ 0, 0 }, /* there is no Elf32_Xword */ |
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/* XXX: check Solaris values */ |
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{ 0, 0 }, /* Elf32_Verdef/Verdaux size varies */ |
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{ 0, 0 }, /* Elf32_Verneed/Vernaux size varies */ |
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}, |
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}, |
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#if __LIBELF64 |
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/* ELFCLASS64 */ |
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{ |
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/* version 1 */ |
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{ |
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{ sizeof(unsigned char), sizeof(unsigned char) }, |
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{ sizeof(Elf64_Addr), sizeof(__ext_Elf64_Addr) }, |
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{ sizeof(Elf64_Dyn), sizeof(__ext_Elf64_Dyn) }, |
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{ sizeof(Elf64_Ehdr), sizeof(__ext_Elf64_Ehdr) }, |
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{ sizeof(Elf64_Half), sizeof(__ext_Elf64_Half) }, |
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{ sizeof(Elf64_Off), sizeof(__ext_Elf64_Off) }, |
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{ sizeof(Elf64_Phdr), sizeof(__ext_Elf64_Phdr) }, |
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{ sizeof(Elf64_Rela), sizeof(__ext_Elf64_Rela) }, |
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{ sizeof(Elf64_Rel), sizeof(__ext_Elf64_Rel) }, |
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{ sizeof(Elf64_Shdr), sizeof(__ext_Elf64_Shdr) }, |
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{ sizeof(Elf64_Sword), sizeof(__ext_Elf64_Sword) }, |
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{ sizeof(Elf64_Sym), sizeof(__ext_Elf64_Sym) }, |
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{ sizeof(Elf64_Word), sizeof(__ext_Elf64_Word) }, |
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{ sizeof(Elf64_Sxword), sizeof(__ext_Elf64_Sxword) }, |
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{ sizeof(Elf64_Xword), sizeof(__ext_Elf64_Xword) }, |
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/* XXX: check Solaris values */ |
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{ 0, 0 }, /* Elf64_Verdef/Verdaux size varies */ |
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{ 0, 0 }, /* Elf64_Verneed/Vernaux size varies */ |
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}, |
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}, |
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#endif /* __LIBELF64 */ |
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}; |
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|
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static size_t |
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_elf_fsize(unsigned cls, Elf_Type type, unsigned ver) { |
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size_t n = 0; |
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|
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if (!valid_version(ver)) { |
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seterr(ERROR_UNKNOWN_VERSION); |
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} |
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else if (!valid_type(type)) { |
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seterr(ERROR_UNKNOWN_TYPE); |
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} |
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else if (!(n = _fsize(cls, ver, type))) { |
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seterr(ERROR_UNKNOWN_TYPE); |
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} |
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return n; |
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} |
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|
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size_t |
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elf32_fsize(Elf_Type type, size_t count, unsigned ver) { |
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return count * _elf_fsize(ELFCLASS32, type, ver); |
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} |
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|
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#if __LIBELF64 |
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|
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size_t |
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elf64_fsize(Elf_Type type, size_t count, unsigned ver) { |
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return count * _elf_fsize(ELFCLASS64, type, ver); |
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} |
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|
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size_t |
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gelf_fsize(Elf *elf, Elf_Type type, size_t count, unsigned ver) { |
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111 |
if (elf) { |
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|
112 |
if (elf->e_kind != ELF_K_ELF) { |
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|
113 |
seterr(ERROR_NOTELF); |
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114 |
} |
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|
115 |
else if (valid_class(elf->e_class)) { |
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|
116 |
return count * _elf_fsize(elf->e_class, type, ver); |
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117 |
} |
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|
118 |
else { |
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|
119 |
seterr(ERROR_UNKNOWN_CLASS); |
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120 |
} |
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121 |
} |
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|
122 |
return 0; |
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123 |
} |
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|
124 |
|
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|
125 |
/* |
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|
126 |
* Extension: report memory size |
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|
127 |
*/ |
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|
128 |
size_t |
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|
129 |
gelf_msize(Elf *elf, Elf_Type type, size_t count, unsigned ver) { |
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|
130 |
size_t n; |
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|
131 |
|
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changeset
|
132 |
if (elf) { |
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parents:
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changeset
|
133 |
if (elf->e_kind != ELF_K_ELF) { |
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parents:
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changeset
|
134 |
seterr(ERROR_NOTELF); |
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changeset
|
135 |
} |
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parents:
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changeset
|
136 |
else if (!valid_class(elf->e_class)) { |
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parents:
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changeset
|
137 |
seterr(ERROR_UNKNOWN_CLASS); |
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parents:
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changeset
|
138 |
} |
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parents:
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changeset
|
139 |
else if (!valid_version(ver)) { |
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parents:
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changeset
|
140 |
seterr(ERROR_UNKNOWN_VERSION); |
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parents:
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changeset
|
141 |
} |
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parents:
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changeset
|
142 |
else if (!valid_type(type)) { |
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parents:
diff
changeset
|
143 |
seterr(ERROR_UNKNOWN_TYPE); |
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parents:
diff
changeset
|
144 |
} |
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parents:
diff
changeset
|
145 |
else if (!(n = _msize(elf->e_class, ver, type))) { |
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parents:
diff
changeset
|
146 |
seterr(ERROR_UNKNOWN_TYPE); |
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Added ELF4ROM and e32test-driver
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parents:
diff
changeset
|
147 |
} |
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parents:
diff
changeset
|
148 |
else { |
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parents:
diff
changeset
|
149 |
return count * n; |
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parents:
diff
changeset
|
150 |
} |
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parents:
diff
changeset
|
151 |
} |
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parents:
diff
changeset
|
152 |
return 0; |
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parents:
diff
changeset
|
153 |
} |
92d87f2e53c2
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parents:
diff
changeset
|
154 |
|
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parents:
diff
changeset
|
155 |
#endif /* __LIBELF64 */ |