author | Iain Williamson <iain.williamson@nokia.com> |
Fri, 28 May 2010 15:15:09 +0100 | |
changeset 579 | e26b09d36de0 |
parent 0 | 044383f39525 |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of the License "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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|
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|
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#include <stdio.h> |
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#include <string.h> |
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#include <stdlib.h> |
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#include <elfdefs.h> |
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#include <sys/stat.h> |
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|
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#if defined(__MSVCDOTNET__) || defined(__TOOLS2__) |
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#include <iostream> |
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#include <iomanip> |
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using namespace std; |
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#else //(!__MSVCDOTNET__ && !__TOOLS2__) |
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#include <iostream.h> |
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#include <iomanip.h> |
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#endif //__MSVCDOTNET__ |
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|
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#define ADDR(rtype, p, o) (rtype *)(((char *)p) + o) |
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|
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bool ignoreSomeSections; |
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|
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void hexdump(unsigned char* data, int aSize, int offset) |
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// print hex dump of relevant sections |
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{ |
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int i=0; |
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int p=0; |
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while (i<aSize) |
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{ |
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int count=0; |
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if(p==0){printf("\t%06x ",offset);} // offset into section |
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while (i<aSize && count<4) |
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{ |
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printf("%02X", *data); // print 4 lots of %08x for the data expresed as 32-bit word |
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data++; |
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i++; |
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count++; |
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offset++; |
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} |
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|
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printf(" "); |
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p++; |
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if (p==4) |
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{ |
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data=data-16; |
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for (int i=0;i<16;i++) //print 16 bytes of memory interpreted |
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{ //as ASCII characters with all non-printing |
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if (*data>32 && *data <127) //characters converted to dots |
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{ |
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printf("%1c",*data); |
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} |
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else |
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{ |
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printf("."); |
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} |
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data++; |
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} |
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p=0; |
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printf(" \n "); |
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} |
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} |
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printf(" \n\n "); |
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} |
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|
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void print_directive(unsigned char* data, int size) |
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// print formatted text of directive section |
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{ |
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printf ("\t"); |
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|
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for (int i=0; i<size; i++) |
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{ |
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if ((char)data[i]>31 && (char)data[i]<127) |
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{ |
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printf ("%c", (char)data[i]); |
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} |
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|
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if ((char)data[i]=='\n') |
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{ |
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printf ("\n\t"); |
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} |
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} |
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|
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printf ("\n"); |
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} |
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|
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void print_reloc(Elf32_Ehdr* eh, Elf32_Sym* symT, unsigned char* strtab) |
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// print relocation section |
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{ |
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Elf32_Shdr* shdr = ADDR(Elf32_Shdr, eh, eh->e_shoff); |
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for (int j=0;j< eh->e_shnum;j++) |
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{ |
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char* sname = ADDR(char, eh, shdr[eh->e_shstrndx].sh_offset); |
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if ( (shdr[j].sh_type==9) && |
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( (!ignoreSomeSections) || |
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(strncmp(".rel.debug_", &sname[shdr[j].sh_name], 11)) |
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111 |
) |
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) |
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113 |
{ |
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unsigned char* data = ADDR(unsigned char, eh, shdr[j].sh_offset); |
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int noOfReloc=shdr[j].sh_size / shdr[j].sh_entsize; |
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printf("\n\n\n\t\t\t%s\n", &sname[shdr[j].sh_name]); |
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Elf32_Rel* rl=(Elf32_Rel*)data; // pointer to relocation section |
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for (int i=0;i<noOfReloc;i++) |
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119 |
{ |
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120 |
unsigned char* symbolName = strtab; // pointer to firest element of string // table which holds symbol names |
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Elf32_Sym* sym = symT; // pointer to symbol table |
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int symTIndx= ELF32_R_SYM(rl->r_info); // symbol Tableindex |
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sym=sym+symTIndx; |
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symbolName=symbolName+sym->st_name; // index into string table section |
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// with symbol names |
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126 |
printf("\t0x%08x \t", rl->r_offset); // prints offset into relocation section |
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127 |
printf("%d", symTIndx); // symbol table index |
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128 |
printf("\t%s\n",symbolName); // symbol name |
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129 |
rl++; |
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Convert Build package from SFL to EPL
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parents:
diff
changeset
|
130 |
} |
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parents:
diff
changeset
|
131 |
} |
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Convert Build package from SFL to EPL
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parents:
diff
changeset
|
132 |
} |
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Convert Build package from SFL to EPL
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parents:
diff
changeset
|
133 |
} |
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
134 |
|
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
135 |
void print_GlSymbols(Elf32_Ehdr* eh, Elf32_Sym* symT, unsigned char* strtab) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
136 |
// print global symbols from Symbol Table |
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parents:
diff
changeset
|
137 |
{ |
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
138 |
Elf32_Shdr* shdr = ADDR(Elf32_Shdr, eh, eh->e_shoff); |
044383f39525
Convert Build package from SFL to EPL
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parents:
diff
changeset
|
139 |
char* sname = ADDR(char, eh, shdr[eh->e_shstrndx].sh_offset); |
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Convert Build package from SFL to EPL
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parents:
diff
changeset
|
140 |
for (int i=0;i< eh->e_shnum;i++) |
044383f39525
Convert Build package from SFL to EPL
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parents:
diff
changeset
|
141 |
{ |
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Convert Build package from SFL to EPL
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parents:
diff
changeset
|
142 |
if (!strcmp(".symtab", &sname[shdr[i].sh_name])) |
044383f39525
Convert Build package from SFL to EPL
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parents:
diff
changeset
|
143 |
{ |
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parents:
diff
changeset
|
144 |
int noOfSym=shdr[i].sh_size / shdr[i].sh_entsize; // number of symbols |
044383f39525
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parents:
diff
changeset
|
145 |
const char *symName =(const char *)strtab; |
044383f39525
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
146 |
int count = 1; |
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
147 |
printf("Global symbols:\n"); |
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Convert Build package from SFL to EPL
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parents:
diff
changeset
|
148 |
printf("=================\n\n"); |
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Convert Build package from SFL to EPL
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parents:
diff
changeset
|
149 |
for (int l=0;l< noOfSym ;l++) |
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changeset
|
150 |
{ |
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parents:
diff
changeset
|
151 |
symT=symT+1; |
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parents:
diff
changeset
|
152 |
if( ELF32_ST_BIND(symT->st_info) == 1) // searching for global symbols |
044383f39525
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diff
changeset
|
153 |
{ |
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diff
changeset
|
154 |
symName = symName + symT->st_name; // index into string table section |
044383f39525
Convert Build package from SFL to EPL
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parents:
diff
changeset
|
155 |
printf("%d ",count); |
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parents:
diff
changeset
|
156 |
printf(symName); |
044383f39525
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parents:
diff
changeset
|
157 |
printf("\n"); |
044383f39525
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
158 |
symName = symName - symT->st_name; // back to pointing to first byte of string table |
044383f39525
Convert Build package from SFL to EPL
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parents:
diff
changeset
|
159 |
count++; |
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parents:
diff
changeset
|
160 |
} |
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parents:
diff
changeset
|
161 |
|
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parents:
diff
changeset
|
162 |
} |
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parents:
diff
changeset
|
163 |
} |
044383f39525
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parents:
diff
changeset
|
164 |
} |
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parents:
diff
changeset
|
165 |
} |
044383f39525
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parents:
diff
changeset
|
166 |
|
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parents:
diff
changeset
|
167 |
void print_elf_header(Elf32_Ehdr* eh) |
044383f39525
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parents:
diff
changeset
|
168 |
{ |
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parents:
diff
changeset
|
169 |
// print elf header |
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diff
changeset
|
170 |
if (eh->e_version==1) |
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parents:
diff
changeset
|
171 |
printf("\tHeader version: EV_CURRENT (Current version)\n"); |
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parents:
diff
changeset
|
172 |
else |
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parents:
diff
changeset
|
173 |
printf("\tInvalid version: EV_NONE (Invalid version)\n"); |
044383f39525
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parents:
diff
changeset
|
174 |
|
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
175 |
if (eh->e_type==0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
176 |
printf("\tFile Type: ET_NONE (No file type) (0)\n"); |
044383f39525
Convert Build package from SFL to EPL
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parents:
diff
changeset
|
177 |
else if (eh->e_type==1) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
178 |
printf("\tFile Type: ET_REL (Relocatable object) (1)\n"); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
179 |
else if (eh->e_type==2) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
180 |
printf("\tFile Type: ET_EXEC (Executable file) (2)\n"); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
181 |
else if (eh->e_type==3) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
182 |
printf("\tFile Type: ET_DYN (Shared object file) (3)\n"); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
183 |
else if (eh->e_type==4) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
184 |
printf("\tFile Type: ET_CORE (Core File) (4)\n"); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
185 |
else if (eh->e_type==65280) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
186 |
printf("\tFile Type: ET_LOPROC (Precessor Specific) (ff00)\n"); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
187 |
else |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
188 |
printf("\tFile Type: ET_HIPROC (Precessor Specific) (ffff)\n"); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
189 |
if (eh->e_machine==40) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
190 |
printf("\tMachine: EM_ARM (ARM)\n"); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
191 |
else |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
192 |
printf("\tERROR:\tUnexpected machine\n"); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
193 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
194 |
printf("\tEntry offset (in SHF_ENTRYSECT section):0x%08x \n",eh->e_entry); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
195 |
printf("\tProgram header entries : %d\n",eh->e_phnum); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
196 |
printf("\tSection header entries : %d\n",eh->e_shnum); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
197 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
198 |
printf("\tProgram header offset : %d",eh->e_phoff); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
199 |
printf(" bytes (0x%08X",eh->e_phoff); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
200 |
printf(")\n"); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
201 |
printf("\tSection header offset : %d",eh->e_shoff); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
202 |
printf(" bytes (0x%08X",eh->e_shoff); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
203 |
printf(")\n"); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
204 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
205 |
printf("\tProgram header entry size : %d",eh->e_phentsize); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
206 |
printf(" bytes (0x%02X",eh->e_phentsize); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
207 |
printf(")\n"); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
208 |
printf("\tSection header entry size : %d",eh->e_shentsize); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
209 |
printf(" bytes (0x%02X",eh->e_shentsize); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
210 |
printf(")\n"); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
211 |
printf("\tSection header string table index: %d \n", eh->e_shstrndx); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
212 |
printf("\tHeader size: %d", eh->e_ehsize); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
213 |
printf(" bytes (0x%02X",eh->e_ehsize); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
214 |
printf(")\n"); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
215 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
216 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
217 |
void print_sect_header(char* sname, Elf32_Shdr* shdr, int count) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
218 |
// print section header names |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
219 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
220 |
static const char* KtypeName[]={"0","SHT_PROGBITS (1)","SHT_SYMTAB (2)","SHT_STRTAB (3)", |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
221 |
"SHT_RELA (4)","5", "SHT_DINAMIC (6)","7","8","SHT_REL (9)", |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
222 |
"10","SHT_DINSYM (11)"}; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
223 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
224 |
printf("\n\n\tName\t\t:%1s\n ",&sname[shdr[count].sh_name]); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
225 |
printf("\tType\t\t: %s\n", KtypeName[shdr[count].sh_type]); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
226 |
printf("\tAddr\t\t: 0x%08X\n",shdr[count].sh_addr); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
227 |
printf("\tSize\t\t: %1d", shdr[count].sh_size); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
228 |
printf(" bytes (0x%X",shdr[count].sh_size); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
229 |
printf(")\n"); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
230 |
printf("\tEntry Size\t: %1d\n",shdr[count].sh_entsize); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
231 |
printf("\tAligment\t: %1d\n\n\n",shdr[count].sh_addralign); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
232 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
233 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
234 |
unsigned char* findSymbolStringT(Elf32_Ehdr* eh) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
235 |
//calculate and return pointer to the first byte of string table(the one with symbol names) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
236 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
237 |
Elf32_Shdr* shdr = ADDR(Elf32_Shdr, eh, eh->e_shoff); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
238 |
char* sname = ADDR(char, eh, shdr[eh->e_shstrndx].sh_offset); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
239 |
for (int i=0;i < eh->e_shnum; i++) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
240 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
241 |
if (!strcmp(".strtab", &sname[shdr[i].sh_name])) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
242 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
243 |
unsigned char* data = ADDR(unsigned char, eh, shdr[i].sh_offset); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
244 |
return data; //pointer to the first byte of string table section |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
245 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
246 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
247 |
return NULL; //if not found |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
248 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
249 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
250 |
Elf32_Sym* findSymbolT(Elf32_Ehdr* eh) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
251 |
//calculate and return pointer to the first element of symbol table |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
252 |
{ |
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|
253 |
Elf32_Shdr* shdr = ADDR(Elf32_Shdr, eh, eh->e_shoff); |
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changeset
|
254 |
for (int i=0;i < eh->e_shnum;i++) |
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|
255 |
{ |
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|
256 |
if (shdr[i].sh_type==2) |
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|
257 |
{ |
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|
258 |
unsigned char* data = ADDR(unsigned char, eh, shdr[i].sh_offset); |
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|
259 |
Elf32_Sym* sym=(Elf32_Sym*)data; |
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|
260 |
return sym; //pointer to the first element of symbol table. |
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|
261 |
} |
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|
262 |
} |
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|
263 |
return NULL; // if not found |
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diff
changeset
|
264 |
} |
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changeset
|
265 |
|
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changeset
|
266 |
void print_Summary(Elf32_Ehdr* eh) |
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|
267 |
{ |
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|
268 |
//print section names |
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|
269 |
Elf32_Shdr* shdr = ADDR(Elf32_Shdr, eh, eh->e_shoff); |
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|
270 |
char* sname = ADDR(char, eh, shdr[eh->e_shstrndx].sh_offset); |
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changeset
|
271 |
printf("\nSummary: \n"); |
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changeset
|
272 |
printf("==========\n"); |
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changeset
|
273 |
for (int i=0;i< eh->e_shnum;i++) |
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changeset
|
274 |
{ |
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|
275 |
printf(&sname[shdr[i].sh_name]); |
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changeset
|
276 |
printf("\n"); |
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changeset
|
277 |
} |
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changeset
|
278 |
} |
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changeset
|
279 |
|
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|
280 |
bool printAll; |
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changeset
|
281 |
|
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changeset
|
282 |
int do_elf_file(char* buffer, char* name) |
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changeset
|
283 |
{ |
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|
284 |
Elf32_Ehdr* eh=(Elf32_Ehdr *)buffer; //elf header |
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|
285 |
if (eh->e_ident[EI_MAG0] !=0x7f || eh->e_ident[EI_MAG1] != 0x45 || eh->e_ident[EI_MAG2] !=0x4c || eh->e_ident[EI_MAG3] != 0x46) |
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diff
changeset
|
286 |
{ |
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changeset
|
287 |
// EI_MAG0 to EI_MAG3 - A files' first 4 bytes hold a 'magic number', identifying the file as an ELF object file. |
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|
288 |
cout << "Error: " << name << " is not a valid ELF file"; |
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changeset
|
289 |
return 1; |
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changeset
|
290 |
} |
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changeset
|
291 |
if (eh->e_ident[EI_DATA] == 2) |
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changeset
|
292 |
{ |
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changeset
|
293 |
// ELF Header size should be 52 bytes or converted into Big-Endian system 13312 |
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changeset
|
294 |
if (eh->e_ehsize != 13312) |
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changeset
|
295 |
{ |
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changeset
|
296 |
printf("\tERROR:\tELF Header contains invalid file type\n"); |
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changeset
|
297 |
exit(1); |
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changeset
|
298 |
} |
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changeset
|
299 |
// e_ident[EI_DATA] specifies the data encoding of the processor-specific data in the object file. |
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changeset
|
300 |
printf("\tERROR:\tData encoding ELFDATA2MSB (Big-Endian) not supported\n"); |
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changeset
|
301 |
exit(1); |
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diff
changeset
|
302 |
} |
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parents:
diff
changeset
|
303 |
if (eh->e_ehsize != 52) |
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diff
changeset
|
304 |
{ |
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parents:
diff
changeset
|
305 |
// ELF Header size should be 52 bytes |
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diff
changeset
|
306 |
printf("\tERROR:\tELF Header contains invalid file type\n"); |
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Convert Build package from SFL to EPL
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diff
changeset
|
307 |
exit(1); |
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diff
changeset
|
308 |
} |
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diff
changeset
|
309 |
int shoff = eh->e_shoff; // offset of section header table |
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parents:
diff
changeset
|
310 |
Elf32_Shdr* shdr = ADDR(Elf32_Shdr, eh, shoff); // calculating pointer to Secton Header Table |
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parents:
diff
changeset
|
311 |
// Elf32_Shdr * shdr = (Elf32_Shdr *)(buffer+shoff); |
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changeset
|
312 |
int shnum = eh->e_shnum; // number of section headers |
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Convert Build package from SFL to EPL
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diff
changeset
|
313 |
int shstrndx = eh->e_shstrndx; |
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Convert Build package from SFL to EPL
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diff
changeset
|
314 |
int snameoffset = shdr[shstrndx].sh_offset; // offset in file of sections' names |
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
315 |
char* sname = ADDR(char, eh, snameoffset); // pointer to String Table which holds section names |
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
316 |
// char * sname = (char *)(buffer+snameoffset); |
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parents:
diff
changeset
|
317 |
print_elf_header(eh); // print Elf Header |
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parents:
diff
changeset
|
318 |
|
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
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diff
changeset
|
319 |
Elf32_Sym* symT= findSymbolT(eh); // pointer to Symbol table |
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Convert Build package from SFL to EPL
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parents:
diff
changeset
|
320 |
if (symT==NULL) |
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
321 |
{ |
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parents:
diff
changeset
|
322 |
printf("\nSymbol table not found\n"); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
323 |
} |
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
324 |
unsigned char* strtab=findSymbolStringT(eh); // pointer to String table which holds symbol names |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
325 |
if (strtab==NULL) |
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
326 |
{ |
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
327 |
printf("\nString (the one which holds symbol names) table not found\n"); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
328 |
} |
044383f39525
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
329 |
print_reloc(eh,symT, strtab); // print relocation info showing symbol names and |
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
330 |
// and the name of section in which the relocaton occurs. |
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
331 |
for(int i = 0; i < shnum; i++) |
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
332 |
{ |
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
333 |
unsigned char* data = ADDR(unsigned char, eh, shdr[i].sh_offset); //pointer to the first byte in the section |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
334 |
//unsigned char * data = (unsigned char * )(buffer+shdr[i].sh_offset); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
335 |
int size = shdr[i].sh_size; // section size in bytes |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
336 |
|
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parents:
diff
changeset
|
337 |
//print directive section |
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
338 |
if (!strcmp(".directive", &sname[shdr[i].sh_name])) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
339 |
{ |
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
340 |
print_sect_header(sname, shdr, i); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
341 |
print_directive(data,size); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
342 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
343 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
344 |
if (!strcmp(".symtab", &sname[shdr[i].sh_name])) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
345 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
346 |
print_sect_header(sname, shdr, i); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
347 |
// print global symbols |
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
348 |
print_GlSymbols(eh,symT, strtab); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
349 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
350 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
351 |
//print relevant section header names |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
352 |
//print hex dump of relevant sections |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
353 |
if (shdr[i].sh_type==1 || shdr[i].sh_type==4 || shdr[i].sh_type==6 || |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
354 |
shdr[i].sh_type==9 || shdr[i].sh_type==11) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
355 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
356 |
if (strcmp(".comment", &sname[shdr[i].sh_name])&& |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
357 |
strcmp(".line", &sname[shdr[i].sh_name]) && |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
358 |
strcmp(".hash", &sname[shdr[i].sh_name]) && |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
359 |
strcmp(".note", &sname[shdr[i].sh_name]) && |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
360 |
strcmp(".directive", &sname[shdr[i].sh_name]) && |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
361 |
strncmp(".debug",&sname[shdr[i].sh_name] ,6)) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
362 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
363 |
if ( ! ( (ignoreSomeSections) && |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
364 |
(strncmp(".rel.debug_", &sname[shdr[i].sh_name], 11)==0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
365 |
) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
366 |
) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
367 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
368 |
print_sect_header(sname, shdr, i); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
369 |
hexdump(data,size,i); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
370 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
371 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
372 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
373 |
if (printAll) // displays extra information |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
374 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
375 |
if(i!=0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
376 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
377 |
print_sect_header(sname, shdr, i); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
378 |
hexdump(data,size,i); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
379 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
380 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
381 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
382 |
print_Summary(eh); // print section names |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
383 |
return 0; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
384 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
385 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
386 |
int read_ar_element_header(char* ptr) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
387 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
388 |
int length = strtol(ptr+48,0,10); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
389 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
390 |
if (strncmp(ptr+58, "\x60\x0A", 2) != 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
391 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
392 |
return -1; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
393 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
394 |
return length; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
395 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
396 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
397 |
int main(int argc, char* argv[]) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
398 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
399 |
char* arg; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
400 |
int numberOfOptions=2; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
401 |
printAll=0; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
402 |
ignoreSomeSections=0; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
403 |
if (argc<2) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
404 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
405 |
cout << "File not specified"; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
406 |
exit(1); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
407 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
408 |
else if (argc>numberOfOptions+2) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
409 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
410 |
cout << "Too many arguments"; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
411 |
exit(1); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
412 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
413 |
else |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
414 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
415 |
for (int i=1;i<=argc-2;i++) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
416 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
417 |
if ( strcmp("-i", argv[i]) ==0 ) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
418 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
419 |
ignoreSomeSections=1; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
420 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
421 |
else if ( strcmp("-a", argv[i]) ==0 ) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
422 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
423 |
printAll=1; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
424 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
425 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
426 |
arg=argv[argc-1]; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
427 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
428 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
429 |
struct stat results; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
430 |
stat(arg, &results); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
431 |
FILE *elffile; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
432 |
if((elffile = fopen(arg, "rb" )) == NULL) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
433 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
434 |
cout << "Error opening file " << arg; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
435 |
exit (1); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
436 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
437 |
char* buffer=new char [results.st_size];//allocating enough memory |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
438 |
fread( buffer, sizeof( char ), results.st_size, elffile); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
439 |
fclose(elffile); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
440 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
441 |
if (strncmp(buffer, "!<arch>\x0A", 8) != 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
442 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
443 |
// plain ELF file |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
444 |
if (do_elf_file(buffer, arg) != 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
445 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
446 |
return 1; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
447 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
448 |
return 0; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
449 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
450 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
451 |
// library file |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
452 |
char* nextfile = buffer; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
453 |
int remainder = results.st_size; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
454 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
455 |
#define ADVANCE(n) nextfile+=(n); remainder-=(n); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
456 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
457 |
ADVANCE(8); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
458 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
459 |
while (remainder > 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
460 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
461 |
int element_length = read_ar_element_header(nextfile); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
462 |
ADVANCE(60); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
463 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
464 |
if (element_length < 0 || element_length > remainder) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
465 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
466 |
cout << "Error: archive file corrupt"; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
467 |
return 1; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
468 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
469 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
470 |
if (strncmp(nextfile, "\x7F\x45\x4C\x46",4) == 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
471 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
472 |
if (do_elf_file(nextfile, "archive_element") != 0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
473 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
474 |
return 1; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
475 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
476 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
477 |
element_length += element_length&1; // round up to a multiple of 2 |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
478 |
ADVANCE(element_length); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
479 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
480 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
481 |
return 0; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
482 |
} |