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readelf: use strings for more columns

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This commit is contained in:
K. Lange 2022-08-22 10:38:53 +09:00
parent 4ec5882e46
commit e670b7c9e6
1 changed files with 28 additions and 3 deletions
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31
apps/readelf.c
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@ -363,6 +363,31 @@ static char * symbolBindToStr(int bind) {
}
}
static char * symbolVisToStr(int vis) {
static char buf[10];
switch (vis) {
case 0: return "DEFAULT";
case 1: return "INTERNAL";
case 2: return "HIDDEN";
case 3: return "PROTECTED";
default:
sprintf(buf, "%x", vis);
break;
}
}
static char * symbolNdxToStr(int ndx) {
static char buf[10];
switch (ndx) {
case 0: return "UND";
case 65521: return "ABS";
default:
sprintf(buf, "%d", ndx);
return buf;
}
}
static int usage(char * argv[]) {
fprintf(stderr,
"Usage: %s <option(s)> elf-file(s)\n"
@ -726,12 +751,12 @@ int main(int argc, char * argv[]) {
struct StringTable * strtab = load_string_table(f, &shdr_strtab);
for (unsigned int i = 0; i < sectionHeader.sh_size / sizeof(Elf64_Sym); ++i) {
printf("%6u: %016lx %6lu %-7.7s %-6.6s %-4d %6d %s\n",
printf("%6u: %016lx %6lu %-7.7s %-6.6s %-7.7s %4s %s\n",
i, symtab[i].st_value, symtab[i].st_size,
symbolTypeToStr(symtab[i].st_info & 0xF),
symbolBindToStr(symtab[i].st_info >> 4),
symtab[i].st_other,
symtab[i].st_shndx,
symbolVisToStr(symtab[i].st_other),
symbolNdxToStr(symtab[i].st_shndx),
string_from_table(strtab, symtab[i].st_name));
}