diff options
Diffstat (limited to 'libebl/eblcorenote.c')
| -rw-r--r-- | libebl/eblcorenote.c | 207 |
1 files changed, 40 insertions, 167 deletions
diff --git a/libebl/eblcorenote.c b/libebl/eblcorenote.c index 9eb355f8..553d5ba9 100644 --- a/libebl/eblcorenote.c +++ b/libebl/eblcorenote.c @@ -1,7 +1,6 @@ -/* Print contents of core note. - Copyright (C) 2002, 2004, 2005, 2007 Red Hat, Inc. +/* Describe known core note formats. + Copyright (C) 2007 Red Hat, Inc. This file is part of Red Hat elfutils. - Written by Ulrich Drepper <drepper@redhat.com>, 2002. Red Hat elfutils is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the @@ -61,174 +60,48 @@ #include <libeblP.h> -void -ebl_core_note (ebl, name, type, descsz, desc) +int +ebl_core_note (ebl, n_type, descsz, + regs_offset, nregloc, reglocs, nitems, items) Ebl *ebl; - const char *name; - uint32_t type; - uint32_t descsz; - const char *desc; + GElf_Word n_type; + GElf_Word descsz; + GElf_Word *regs_offset; + size_t *nregloc; + const Ebl_Register_Location **reglocs; + size_t *nitems; + const Ebl_Core_Item **items; { - GElf_Ehdr ehdr_mem; - GElf_Ehdr *ehdr = gelf_getehdr (ebl->elf, &ehdr_mem); - assert (ehdr != NULL); - int class = ehdr->e_ident[EI_CLASS]; - int endian = ehdr->e_ident[EI_DATA]; - - if (! ebl->core_note (name, type, descsz, desc)) - /* The machine specific function did not know this type. */ - switch (type) - { - case NT_PLATFORM: - printf (gettext (" Platform: %.*s\n"), (int) descsz, desc); - break; - - case NT_AUXV: - ; - size_t elsize = (class == ELFCLASS32 - ? sizeof (Elf32_auxv_t) : sizeof (Elf64_auxv_t)); - - for (size_t cnt = 0; (cnt + 1) * elsize <= descsz; ++cnt) - { - uintmax_t atype; - uintmax_t val; - - if (class == ELFCLASS32) - { - Elf32_auxv_t *auxv = &((Elf32_auxv_t *) desc)[cnt]; - - if ((endian == ELFDATA2LSB && __BYTE_ORDER == __LITTLE_ENDIAN) - || (endian == ELFDATA2MSB && __BYTE_ORDER == __BIG_ENDIAN)) - { - atype = auxv->a_type; - val = auxv->a_un.a_val; - } - else - { - atype = bswap_32 (auxv->a_type); - val = bswap_32 (auxv->a_un.a_val); - } - } - else - { - Elf64_auxv_t *auxv = &((Elf64_auxv_t *) desc)[cnt]; - - if ((endian == ELFDATA2LSB && __BYTE_ORDER == __LITTLE_ENDIAN) - || (endian == ELFDATA2MSB && __BYTE_ORDER == __BIG_ENDIAN)) - { - atype = auxv->a_type; - val = auxv->a_un.a_val; - } - else - { - atype = bswap_64 (auxv->a_type); - val = bswap_64 (auxv->a_un.a_val); - } - } - - /* XXX Do we need the auxiliary vector info anywhere - else? If yes, move code into a separate function. */ - const char *at; - - switch (atype) + int result = ebl->core_note (n_type, descsz, regs_offset, nregloc, reglocs, + nitems, items); + if (result == 0) + { + /* The machine specific function did not know this type. */ + + *regs_offset = 0; + *nregloc = 0; + *reglocs = NULL; + switch (n_type) + { +#define ITEMS(type, table) \ + case type: \ + *items = table; \ + *nitems = sizeof table / sizeof table[0]; \ + result = 1; \ + break + + static const Ebl_Core_Item platform[] = + { { -#define NEW_AT(name) case AT_##name: at = #name; break - NEW_AT (NULL); - NEW_AT (IGNORE); - NEW_AT (EXECFD); - NEW_AT (PHDR); - NEW_AT (PHENT); - NEW_AT (PHNUM); - NEW_AT (PAGESZ); - NEW_AT (BASE); - NEW_AT (FLAGS); - NEW_AT (ENTRY); - NEW_AT (NOTELF); - NEW_AT (UID); - NEW_AT (EUID); - NEW_AT (GID); - NEW_AT (EGID); - NEW_AT (CLKTCK); - NEW_AT (PLATFORM); - NEW_AT (HWCAP); - NEW_AT (FPUCW); - NEW_AT (DCACHEBSIZE); - NEW_AT (ICACHEBSIZE); - NEW_AT (UCACHEBSIZE); - NEW_AT (IGNOREPPC); - NEW_AT (SECURE); - NEW_AT (SYSINFO); - NEW_AT (SYSINFO_EHDR); - NEW_AT (L1I_CACHESHAPE); - NEW_AT (L1D_CACHESHAPE); - NEW_AT (L2_CACHESHAPE); - NEW_AT (L3_CACHESHAPE); - - default:; - static char buf[30]; - sprintf (buf, "%ju (AT_?""?""?)", atype); - at = buf; - break; - } - - switch (atype) - { - /* Decimal. */ - case AT_EXECFD: - case AT_PHENT: - case AT_PHNUM: - case AT_PAGESZ: - case AT_UID: - case AT_EUID: - case AT_GID: - case AT_EGID: - case AT_CLKTCK: - case AT_FPUCW: - case AT_DCACHEBSIZE: - case AT_ICACHEBSIZE: - case AT_UCACHEBSIZE: - case AT_SECURE: - case AT_L1I_CACHESHAPE: - case AT_L1D_CACHESHAPE: - case AT_L2_CACHESHAPE: - case AT_L3_CACHESHAPE: - printf (" %s: %jd\n", at, val); - break; - - /* Normally zero. */ - case AT_NULL: - case AT_IGNORE: - case AT_IGNOREPPC: - case AT_NOTELF: - default: - if (val == 0) - { - printf (" %s\n", at); - break; - } - /* Fall through. */ - - /* Hex. */ - case AT_PHDR: - case AT_BASE: - case AT_FLAGS: /* XXX Print flags? */ - case AT_ENTRY: - case AT_PLATFORM: /* XXX Get string? */ - case AT_HWCAP: /* XXX Print flags? */ - case AT_SYSINFO: - case AT_SYSINFO_EHDR: - printf (" %s: %#jx\n", at, val); - break; + .name = "Platform", + .type = ELF_T_BYTE, .count = 0, .format = 's' } + }; + ITEMS (NT_PLATFORM, platform); - if (atype == AT_NULL) - /* Reached the end. */ - break; - } - break; +#undef ITEMS + } + } - default: - /* Unknown type. */ - break; - } + return result; } |