diff options
Diffstat (limited to 'meta/recipes-core/glibc/ldconfig-native-2.5/32and64bit.patch')
| -rw-r--r-- | meta/recipes-core/glibc/ldconfig-native-2.5/32and64bit.patch | 289 |
1 files changed, 289 insertions, 0 deletions
diff --git a/meta/recipes-core/glibc/ldconfig-native-2.5/32and64bit.patch b/meta/recipes-core/glibc/ldconfig-native-2.5/32and64bit.patch new file mode 100644 index 0000000000..4f8d3a39ca --- /dev/null +++ b/meta/recipes-core/glibc/ldconfig-native-2.5/32and64bit.patch @@ -0,0 +1,289 @@ +Index: ldconfig-native-2.5/readelflib.c +=================================================================== +--- ldconfig-native-2.5.orig/readelflib.c 2009-05-19 09:40:17.000000000 +0100 ++++ ldconfig-native-2.5/readelflib.c 2009-05-19 09:56:18.000000000 +0100 +@@ -40,38 +40,190 @@ + + /* Returns 0 if everything is ok, != 0 in case of error. */ + int +-process_elf_file (const char *file_name, const char *lib, int *flag, ++process_elf_file32 (const char *file_name, const char *lib, int *flag, + unsigned int *osversion, char **soname, void *file_contents, + size_t file_length) + { + int i; + unsigned int j; +- ElfW(Addr) loadaddr; ++ Elf32_Addr loadaddr; + unsigned int dynamic_addr; + size_t dynamic_size; + char *program_interpreter; + +- ElfW(Ehdr) *elf_header; +- ElfW(Phdr) *elf_pheader, *segment; +- ElfW(Dyn) *dynamic_segment, *dyn_entry; ++ Elf32_Ehdr *elf_header; ++ Elf32_Phdr *elf_pheader, *segment; ++ Elf32_Dyn *dynamic_segment, *dyn_entry; + char *dynamic_strings; + +- elf_header = (ElfW(Ehdr) *) file_contents; ++ elf_header = (Elf32_Ehdr *) file_contents; + *osversion = 0; + +- if (elf_header->e_ident [EI_CLASS] != ElfW (CLASS)) ++ if (elf_header->e_type != ET_DYN) ++ { ++ error (0, 0, _("%s is not a shared object file (Type: %d).\n"), file_name, ++ elf_header->e_type); ++ return 1; ++ } ++ ++ /* Get information from elf program header. */ ++ elf_pheader = (Elf32_Phdr *) (elf_header->e_phoff + file_contents); ++ check_ptr (elf_pheader); ++ ++ /* The library is an elf library, now search for soname and ++ libc5/libc6. */ ++ *flag = FLAG_ELF; ++ ++ loadaddr = -1; ++ dynamic_addr = 0; ++ dynamic_size = 0; ++ program_interpreter = NULL; ++ for (i = 0, segment = elf_pheader; ++ i < elf_header->e_phnum; i++, segment++) + { +- if (opt_verbose) ++ check_ptr (segment); ++ ++ switch (segment->p_type) + { +- if (elf_header->e_ident [EI_CLASS] == ELFCLASS32) +- error (0, 0, _("%s is a 32 bit ELF file.\n"), file_name); +- else if (elf_header->e_ident [EI_CLASS] == ELFCLASS64) +- error (0, 0, _("%s is a 64 bit ELF file.\n"), file_name); +- else +- error (0, 0, _("Unknown ELFCLASS in file %s.\n"), file_name); ++ case PT_LOAD: ++ if (loadaddr == (Elf32_Addr) -1) ++ loadaddr = segment->p_vaddr - segment->p_offset; ++ break; ++ ++ case PT_DYNAMIC: ++ if (dynamic_addr) ++ error (0, 0, _("more than one dynamic segment\n")); ++ ++ dynamic_addr = segment->p_offset; ++ dynamic_size = segment->p_filesz; ++ break; ++ ++ case PT_INTERP: ++ program_interpreter = (char *) (file_contents + segment->p_offset); ++ check_ptr (program_interpreter); ++ ++ /* Check if this is enough to classify the binary. */ ++ for (j = 0; j < sizeof (interpreters) / sizeof (interpreters [0]); ++ ++j) ++ if (strcmp (program_interpreter, interpreters[j].soname) == 0) ++ { ++ *flag = interpreters[j].flag; ++ break; ++ } ++ break; ++ ++ case PT_NOTE: ++ if (!*osversion && segment->p_filesz == 32 && segment->p_align >= 4) ++ { ++ Elf32_Word *abi_note = (Elf32_Word *) (file_contents ++ + segment->p_offset); ++ if (abi_note [0] == 4 && abi_note [1] == 16 && abi_note [2] == 1 ++ && memcmp (abi_note + 3, "GNU", 4) == 0) ++ *osversion = (abi_note [4] << 24) | ++ ((abi_note [5] & 0xff) << 16) | ++ ((abi_note [6] & 0xff) << 8) | ++ (abi_note [7] & 0xff); ++ } ++ break; ++ ++ default: ++ break; + } +- return 1; ++ + } ++ if (loadaddr == (Elf32_Addr) -1) ++ { ++ /* Very strange. */ ++ loadaddr = 0; ++ } ++ ++ /* Now we can read the dynamic sections. */ ++ if (dynamic_size == 0) ++ return 1; ++ ++ dynamic_segment = (Elf32_Dyn *) (file_contents + dynamic_addr); ++ check_ptr (dynamic_segment); ++ ++ /* Find the string table. */ ++ dynamic_strings = NULL; ++ for (dyn_entry = dynamic_segment; dyn_entry->d_tag != DT_NULL; ++ ++dyn_entry) ++ { ++ check_ptr (dyn_entry); ++ if (dyn_entry->d_tag == DT_STRTAB) ++ { ++ dynamic_strings = (char *) (file_contents + dyn_entry->d_un.d_val - loadaddr); ++ check_ptr (dynamic_strings); ++ break; ++ } ++ } ++ ++ if (dynamic_strings == NULL) ++ return 1; ++ ++ /* Now read the DT_NEEDED and DT_SONAME entries. */ ++ for (dyn_entry = dynamic_segment; dyn_entry->d_tag != DT_NULL; ++ ++dyn_entry) ++ { ++ if (dyn_entry->d_tag == DT_NEEDED || dyn_entry->d_tag == DT_SONAME) ++ { ++ char *name = dynamic_strings + dyn_entry->d_un.d_val; ++ check_ptr (name); ++ ++ if (dyn_entry->d_tag == DT_NEEDED) ++ { ++ ++ if (*flag == FLAG_ELF) ++ { ++ /* Check if this is enough to classify the binary. */ ++ for (j = 0; ++ j < sizeof (known_libs) / sizeof (known_libs [0]); ++ ++j) ++ if (strcmp (name, known_libs [j].soname) == 0) ++ { ++ *flag = known_libs [j].flag; ++ break; ++ } ++ } ++ } ++ ++ else if (dyn_entry->d_tag == DT_SONAME) ++ *soname = xstrdup (name); ++ ++ /* Do we have everything we need? */ ++ if (*soname && *flag != FLAG_ELF) ++ return 0; ++ } ++ } ++ ++ /* We reach this point only if the file doesn't contain a DT_SONAME ++ or if we can't classify the library. If it doesn't have a ++ soname, return the name of the library. */ ++ if (*soname == NULL) ++ *soname = xstrdup (lib); ++ ++ return 0; ++} ++ ++int ++process_elf_file64 (const char *file_name, const char *lib, int *flag, ++ unsigned int *osversion, char **soname, void *file_contents, ++ size_t file_length) ++{ ++ int i; ++ unsigned int j; ++ Elf64_Addr loadaddr; ++ unsigned int dynamic_addr; ++ size_t dynamic_size; ++ char *program_interpreter; ++ ++ Elf64_Ehdr *elf_header; ++ Elf64_Phdr *elf_pheader, *segment; ++ Elf64_Dyn *dynamic_segment, *dyn_entry; ++ char *dynamic_strings; ++ ++ elf_header = (Elf64_Ehdr *) file_contents; ++ *osversion = 0; + + if (elf_header->e_type != ET_DYN) + { +@@ -81,7 +233,7 @@ + } + + /* Get information from elf program header. */ +- elf_pheader = (ElfW(Phdr) *) (elf_header->e_phoff + file_contents); ++ elf_pheader = (Elf64_Phdr *) (elf_header->e_phoff + file_contents); + check_ptr (elf_pheader); + + /* The library is an elf library, now search for soname and +@@ -100,7 +252,7 @@ + switch (segment->p_type) + { + case PT_LOAD: +- if (loadaddr == (ElfW(Addr)) -1) ++ if (loadaddr == (Elf64_Addr) -1) + loadaddr = segment->p_vaddr - segment->p_offset; + break; + +@@ -129,7 +281,7 @@ + case PT_NOTE: + if (!*osversion && segment->p_filesz == 32 && segment->p_align >= 4) + { +- ElfW(Word) *abi_note = (ElfW(Word) *) (file_contents ++ Elf64_Word *abi_note = (Elf64_Word *) (file_contents + + segment->p_offset); + if (abi_note [0] == 4 && abi_note [1] == 16 && abi_note [2] == 1 + && memcmp (abi_note + 3, "GNU", 4) == 0) +@@ -145,7 +297,7 @@ + } + + } +- if (loadaddr == (ElfW(Addr)) -1) ++ if (loadaddr == (Elf64_Addr) -1) + { + /* Very strange. */ + loadaddr = 0; +@@ -155,7 +307,7 @@ + if (dynamic_size == 0) + return 1; + +- dynamic_segment = (ElfW(Dyn) *) (file_contents + dynamic_addr); ++ dynamic_segment = (Elf64_Dyn *) (file_contents + dynamic_addr); + check_ptr (dynamic_segment); + + /* Find the string table. */ +@@ -218,3 +370,33 @@ + + return 0; + } ++/* Returns 0 if everything is ok, != 0 in case of error. */ ++int ++process_elf_file (const char *file_name, const char *lib, int *flag, ++ unsigned int *osversion, char **soname, void *file_contents, ++ size_t file_length) ++{ ++ int i; ++ unsigned int j; ++ ElfW(Addr) loadaddr; ++ unsigned int dynamic_addr; ++ size_t dynamic_size; ++ char *program_interpreter; ++ ++ ElfW(Ehdr) *elf_header; ++ ElfW(Phdr) *elf_pheader, *segment; ++ ElfW(Dyn) *dynamic_segment, *dyn_entry; ++ char *dynamic_strings; ++ ++ elf_header = (ElfW(Ehdr) *) file_contents; ++ *osversion = 0; ++ ++ if (elf_header->e_ident [EI_CLASS] == ELFCLASS32) ++ return process_elf_file32(file_name, lib,flag, osversion, soname, file_contents, file_length); ++ else if (elf_header->e_ident [EI_CLASS] == ELFCLASS64) ++ return process_elf_file64(file_name, lib,flag, osversion, soname, file_contents, file_length); ++ error (0, 0, _("Unknown ELFCLASS in file %s.\n"), file_name); ++ return 1; ++} ++ ++ |