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246 lines
10 KiB
C
246 lines
10 KiB
C
/* Implementation header for mudflap runtime library.
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Mudflap: narrow-pointer bounds-checking by tree rewriting.
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Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
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Contributed by Frank Ch. Eigler <fche@redhat.com>
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and Graydon Hoare <graydon@redhat.com>
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 2, or (at your option) any later
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version.
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In addition to the permissions in the GNU General Public License, the
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Free Software Foundation gives you unlimited permission to link the
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compiled version of this file into combinations with other programs,
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and to distribute those combinations without any restriction coming
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from the use of this file. (The General Public License restrictions
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do apply in other respects; for example, they cover modification of
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the file, and distribution when not linked into a combine
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executable.)
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING. If not, write to the Free
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Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA. */
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/* Public libmudflap declarations -*- C -*- */
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#ifndef MF_RUNTIME_H
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#define MF_RUNTIME_H
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typedef void *__mf_ptr_t;
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typedef unsigned int __mf_uintptr_t __attribute__ ((__mode__ (__pointer__)));
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typedef __SIZE_TYPE__ __mf_size_t;
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/* Global declarations used by instrumentation. When _MUDFLAP is
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defined, these have been auto-declared by the compiler and we
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should not declare them again (ideally we *would* declare them
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again, to verify that the compiler's declarations match the
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library's, but the C++ front end has no mechanism for allowing
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the re-definition of a structure type). */
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#ifndef _MUDFLAP
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struct __mf_cache { __mf_uintptr_t low; __mf_uintptr_t high; };
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extern struct __mf_cache __mf_lookup_cache [];
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extern __mf_uintptr_t __mf_lc_mask;
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extern unsigned char __mf_lc_shift;
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#endif
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/* Multithreading support. */
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#ifdef _MUDFLAPTH
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/* extern pthread_mutex_t __mf_biglock; */
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#define _REENTRANT
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#define _THREAD_SAFE
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#endif
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/* Codes to describe the type of access to check: __mf_check arg 3 */
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#define __MF_CHECK_READ 0
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#define __MF_CHECK_WRITE 1
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/* Codes to describe a region of memory being registered: __mf_*register arg 3 */
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#define __MF_TYPE_NOACCESS 0
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#define __MF_TYPE_HEAP 1
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#define __MF_TYPE_HEAP_I 2
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#define __MF_TYPE_STACK 3
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#define __MF_TYPE_STATIC 4
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#define __MF_TYPE_GUESS 5
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/* The public mudflap API */
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern void __mf_check (void *ptr, __mf_size_t sz, int type, const char *location)
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__attribute((nothrow));
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extern void __mf_register (void *ptr, __mf_size_t sz, int type, const char *name)
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__attribute((nothrow));
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extern void __mf_unregister (void *ptr, __mf_size_t sz, int type)
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__attribute((nothrow));
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extern unsigned __mf_watch (void *ptr, __mf_size_t sz);
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extern unsigned __mf_unwatch (void *ptr, __mf_size_t sz);
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extern void __mf_report ();
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extern int __mf_set_options (const char *opts);
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/* Redirect some standard library functions to libmudflap. These are
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done by simple #define rather than linker wrapping, since only
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instrumented modules are meant to be affected. */
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#ifdef _MUDFLAP
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#pragma redefine_extname memcpy __mfwrap_memcpy
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#pragma redefine_extname memmove __mfwrap_memmove
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#pragma redefine_extname memset __mfwrap_memset
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#pragma redefine_extname memcmp __mfwrap_memcmp
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#pragma redefine_extname memchr __mfwrap_memchr
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#pragma redefine_extname memrchr __mfwrap_memrchr
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#pragma redefine_extname strcpy __mfwrap_strcpy
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#pragma redefine_extname strncpy __mfwrap_strncpy
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#pragma redefine_extname strcat __mfwrap_strcat
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#pragma redefine_extname strncat __mfwrap_strncat
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#pragma redefine_extname strcmp __mfwrap_strcmp
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#pragma redefine_extname strcasecmp __mfwrap_strcasecmp
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#pragma redefine_extname strncmp __mfwrap_strncmp
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#pragma redefine_extname strncasecmp __mfwrap_strncasecmp
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#pragma redefine_extname strdup __mfwrap_strdup
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#pragma redefine_extname strndup __mfwrap_strndup
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#pragma redefine_extname strchr __mfwrap_strchr
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#pragma redefine_extname strrchr __mfwrap_strrchr
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#pragma redefine_extname strstr __mfwrap_strstr
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#pragma redefine_extname memmem __mfwrap_memmem
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#pragma redefine_extname strlen __mfwrap_strlen
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#pragma redefine_extname strnlen __mfwrap_strnlen
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#pragma redefine_extname bzero __mfwrap_bzero
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#pragma redefine_extname bcopy __mfwrap_bcopy
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#pragma redefine_extname bcmp __mfwrap_bcmp
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#pragma redefine_extname index __mfwrap_index
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#pragma redefine_extname rindex __mfwrap_rindex
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#pragma redefine_extname asctime __mfwrap_asctime
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#pragma redefine_extname ctime __mfwrap_ctime
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#pragma redefine_extname gmtime __mfwrap_gmtime
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#pragma redefine_extname localtime __mfwrap_localtime
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#pragma redefine_extname time __mfwrap_time
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#pragma redefine_extname strerror __mfwrap_strerror
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#pragma redefine_extname fopen __mfwrap_fopen
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#pragma redefine_extname fdopen __mfwrap_fdopen
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#pragma redefine_extname freopen __mfwrap_freopen
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#pragma redefine_extname fclose __mfwrap_fclose
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#pragma redefine_extname fread __mfwrap_fread
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#pragma redefine_extname fwrite __mfwrap_fwrite
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#pragma redefine_extname fgetc __mfwrap_fgetc
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#pragma redefine_extname fgets __mfwrap_fgets
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#pragma redefine_extname getc __mfwrap_getc
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#pragma redefine_extname gets __mfwrap_gets
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#pragma redefine_extname ungetc __mfwrap_ungetc
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#pragma redefine_extname fputc __mfwrap_fputc
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#pragma redefine_extname fputs __mfwrap_fputs
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#pragma redefine_extname putc __mfwrap_putc
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#pragma redefine_extname puts __mfwrap_puts
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#pragma redefine_extname clearerr __mfwrap_clearerr
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#pragma redefine_extname feof __mfwrap_feof
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#pragma redefine_extname ferror __mfwrap_ferror
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#pragma redefine_extname fileno __mfwrap_fileno
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#pragma redefine_extname printf __mfwrap_printf
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#pragma redefine_extname fprintf __mfwrap_fprintf
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#pragma redefine_extname sprintf __mfwrap_sprintf
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#pragma redefine_extname snprintf __mfwrap_snprintf
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#pragma redefine_extname vprintf __mfwrap_vprintf
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#pragma redefine_extname vfprintf __mfwrap_vfprintf
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#pragma redefine_extname vsprintf __mfwrap_vsprintf
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#pragma redefine_extname vsnprintf __mfwrap_vsnprintf
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#pragma redefine_extname access __mfwrap_access
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#pragma redefine_extname remove __mfwrap_remove
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#pragma redefine_extname fflush __mfwrap_fflush
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#pragma redefine_extname fseek __mfwrap_fseek
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#pragma redefine_extname ftell __mfwrap_ftell
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#pragma redefine_extname rewind __mfwrap_rewind
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#pragma redefine_extname fgetpos __mfwrap_fgetpos
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#pragma redefine_extname fsetpos __mfwrap_fsetpos
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#pragma redefine_extname stat __mfwrap_stat
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#pragma redefine_extname fstat __mfwrap_fstat
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#pragma redefine_extname lstat __mfwrap_lstat
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#pragma redefine_extname mkfifo __mfwrap_mkfifo
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#pragma redefine_extname setvbuf __mfwrap_setvbuf
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#pragma redefine_extname setbuf __mfwrap_setbuf
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#pragma redefine_extname setbuffer __mfwrap_setbuffer
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#pragma redefine_extname setlinebuf __mfwrap_setlinebuf
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#pragma redefine_extname opendir __mfwrap_opendir
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#pragma redefine_extname closedir __mfwrap_closedir
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#pragma redefine_extname readdir __mfwrap_readdir
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#pragma redefine_extname recv __mfwrap_recv
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#pragma redefine_extname recvfrom __mfwrap_recvfrom
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#pragma redefine_extname recvmsg __mfwrap_recvmsg
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#pragma redefine_extname send __mfwrap_send
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#pragma redefine_extname sendto __mfwrap_sendto
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#pragma redefine_extname sendmsg __mfwrap_sendmsg
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#pragma redefine_extname setsockopt __mfwrap_setsockopt
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#pragma redefine_extname getsockopt __mfwrap_getsockopt
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#pragma redefine_extname accept __mfwrap_accept
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#pragma redefine_extname bind __mfwrap_bind
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#pragma redefine_extname connect __mfwrap_connect
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#pragma redefine_extname gethostname __mfwrap_gethostname
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#pragma redefine_extname sethostname __mfwrap_sethostname
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#pragma redefine_extname gethostbyname __mfwrap_gethostbyname
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#pragma redefine_extname wait __mfwrap_wait
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#pragma redefine_extname waitpid __mfwrap_waitpid
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#pragma redefine_extname popen __mfwrap_popen
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#pragma redefine_extname pclose __mfwrap_pclose
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#pragma redefine_extname execve __mfwrap_execve
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#pragma redefine_extname execv __mfwrap_execv
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#pragma redefine_extname execvp __mfwrap_execvp
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#pragma redefine_extname system __mfwrap_system
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#pragma redefine_extname dlopen __mfwrap_dlopen
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#pragma redefine_extname dlerror __mfwrap_dlerror
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#pragma redefine_extname dlsym __mfwrap_dlsym
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#pragma redefine_extname dlclose __mfwrap_dlclose
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#pragma redefine_extname fopen64 __mfwrap_fopen64
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#pragma redefine_extname freopen64 __mfwrap_freopen64
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#pragma redefine_extname stat64 __mfwrap_stat64
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#pragma redefine_extname fseeko64 __mfwrap_fseeko64
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#pragma redefine_extname ftello64 __mfwrap_ftello64
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#pragma redefine_extname semop __mfwrap_semop
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#pragma redefine_extname semctl __mfwrap_semctl
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#pragma redefine_extname shmctl __mfwrap_shmctl
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#pragma redefine_extname shmat __mfwrap_shmat
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#pragma redefine_extname shmdt __mfwrap_shmdt
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#pragma redefine_extname __ctype_b_loc __mfwrap___ctype_b_loc
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#pragma redefine_extname __ctype_toupper_loc __mfwrap___ctype_toupper_loc
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#pragma redefine_extname __ctype_tolower_loc __mfwrap___ctype_tolower_loc
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#pragma redefine_extname getlogin __mfwrap_getlogin
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#pragma redefine_extname cuserid __mfwrap_cuserid
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#pragma redefine_extname getpwnam __mfwrap_getpwnam
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#pragma redefine_extname getpwuid __mfwrap_getpwuid
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#pragma redefine_extname getgrnam __mfwrap_getgrnam
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#pragma redefine_extname getgrgid __mfwrap_getgrgid
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#pragma redefine_extname getservent __mfwrap_getservent
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#pragma redefine_extname getservbyname __mfwrap_getservbyname
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#pragma redefine_extname getservbyport __mfwrap_getservbyport
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#pragma redefine_extname gai_strerror __mfwrap_gai_strerror
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#pragma redefine_extname getmntent __mfwrap_getmntent
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#pragma redefine_extname inet_ntoa __mfwrap_inet_ntoa
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#pragma redefine_extname getprotoent __mfwrap_getprotoent
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#pragma redefine_extname getprotobyname __mfwrap_getprotobyname
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#pragma redefine_extname getprotobynumber __mfwrap_getprotobynumber
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/* Disable glibc macros. */
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#define __NO_STRING_INLINES
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#endif /* _MUDFLAP */
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#ifdef __cplusplus
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}
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#endif
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#endif /* MF_RUNTIME_H */
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