diff options
Diffstat (limited to 'newlib/libc/sys/linux/dl/dl-cache.h')
| -rw-r--r-- | newlib/libc/sys/linux/dl/dl-cache.h | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/newlib/libc/sys/linux/dl/dl-cache.h b/newlib/libc/sys/linux/dl/dl-cache.h deleted file mode 100644 index 0699853e7..000000000 --- a/newlib/libc/sys/linux/dl/dl-cache.h +++ /dev/null @@ -1,140 +0,0 @@ -/* Support for reading /etc/ld.so.cache files written by Linux ldconfig. - Copyright (C) 1999, 2000 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <stdint.h> - -#ifndef _DL_CACHE_DEFAULT_ID -# define _DL_CACHE_DEFAULT_ID 3 -#endif - -#ifndef _dl_cache_check_flags -# define _dl_cache_check_flags(flags) \ - ((flags) == 1 || (flags) == _DL_CACHE_DEFAULT_ID) -#endif - -#ifndef SYSCONFDIR -# define SYSCONFDIR "/etc" -#endif - -#ifndef LD_SO_CACHE -# define LD_SO_CACHE SYSCONFDIR "/ld.so.cache" -#endif - -#define CACHEMAGIC "ld.so-1.7.0" - -/* libc5 and glibc 2.0/2.1 use the same format. For glibc 2.2 another - format has been added in a compatible way: - The beginning of the string table is used for the new table: - old_magic - nlibs - libs[0] - ... - libs[nlibs-1] - pad, new magic needs to be aligned - - this is string[0] for the old format - new magic - this is string[0] for the new format - newnlibs - ... - newlibs[0] - ... - newlibs[newnlibs-1] - string 1 - string 2 - ... -*/ -struct file_entry -{ - int flags; /* This is 1 for an ELF library. */ - unsigned int key, value; /* String table indices. */ -}; - -struct cache_file -{ - char magic[sizeof CACHEMAGIC - 1]; - unsigned int nlibs; - struct file_entry libs[0]; -}; - -#define CACHEMAGIC_NEW "glibc-ld.so.cache" -#define CACHE_VERSION "1.1" -#define CACHEMAGIC_VERSION_NEW CACHEMAGIC_NEW CACHE_VERSION - - -struct file_entry_new -{ - int32_t flags; /* This is 1 for an ELF library. */ - uint32_t key, value; /* String table indices. */ - uint32_t osversion; /* Required OS version. */ - uint64_t hwcap; /* Hwcap entry. */ -}; - -struct cache_file_new -{ - char magic[sizeof CACHEMAGIC_NEW - 1]; - char version[sizeof CACHE_VERSION - 1]; - uint32_t nlibs; /* Number of entries. */ - uint32_t len_strings; /* Size of string table. */ - uint32_t unused[5]; /* Leave space for future extensions - and align to 8 byte boundary. */ - struct file_entry_new libs[0]; /* Entries describing libraries. */ - /* After this the string table of size len_strings is found. */ -}; - -/* Used to align cache_file_new. */ -#define ALIGN_CACHE(addr) \ -(((addr) + __alignof__ (struct cache_file_new) -1) \ - & (~(__alignof__ (struct cache_file_new) - 1))) - -static int -_dl_cache_libcmp (const char *p1, const char *p2) -{ - while (*p1 != '\0') - { - if (*p1 >= '0' && *p1 <= '9') - { - if (*p2 >= '0' && *p2 <= '9') - { - /* Must compare this numerically. */ - int val1; - int val2; - - val1 = *p1++ - '0'; - val2 = *p2++ - '0'; - while (*p1 >= '0' && *p1 <= '9') - val1 = val1 * 10 + *p1++ - '0'; - while (*p2 >= '0' && *p2 <= '9') - val2 = val2 * 10 + *p2++ - '0'; - if (val1 != val2) - return val1 - val2; - } - else - return 1; - } - else if (*p2 >= '0' && *p2 <= '9') - return -1; - else if (*p1 != *p2) - return *p1 - *p2; - else - { - ++p1; - ++p2; - } - } - return *p1 - *p2; -} |