| /* Implementation header for mudflap runtime library. |
| Mudflap: narrow-pointer bounds-checking by tree rewriting. |
| Copyright (C) 2002-2013 Free Software Foundation, Inc. |
| Contributed by Frank Ch. Eigler <fche@redhat.com> |
| and Graydon Hoare <graydon@redhat.com> |
| |
| This file is part of GCC. |
| |
| GCC is free software; you can redistribute it and/or modify it under |
| the terms of the GNU General Public License as published by the Free |
| Software Foundation; either version 3, or (at your option) any later |
| version. |
| |
| GCC 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 General Public License |
| for more details. |
| |
| Under Section 7 of GPL version 3, you are granted additional |
| permissions described in the GCC Runtime Library Exception, version |
| 3.1, as published by the Free Software Foundation. |
| |
| You should have received a copy of the GNU General Public License and |
| a copy of the GCC Runtime Library Exception along with this program; |
| see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| /* Public libmudflap declarations -*- C -*- */ |
| |
| #ifndef MF_RUNTIME_H |
| #define MF_RUNTIME_H |
| |
| typedef void *__mf_ptr_t; |
| typedef unsigned int __mf_uintptr_t __attribute__ ((__mode__ (__pointer__))); |
| typedef __SIZE_TYPE__ __mf_size_t; |
| |
| /* Global declarations used by instrumentation. When _MUDFLAP is |
| defined, these have been auto-declared by the compiler and we |
| should not declare them again (ideally we *would* declare them |
| again, to verify that the compiler's declarations match the |
| library's, but the C++ front end has no mechanism for allowing |
| the re-definition of a structure type). */ |
| #ifndef _MUDFLAP |
| struct __mf_cache { __mf_uintptr_t low; __mf_uintptr_t high; }; |
| extern struct __mf_cache __mf_lookup_cache []; |
| extern __mf_uintptr_t __mf_lc_mask; |
| extern unsigned char __mf_lc_shift; |
| #endif |
| |
| /* Multithreading support. */ |
| #ifdef _MUDFLAPTH |
| /* extern pthread_mutex_t __mf_biglock; */ |
| #ifndef _REENTRANT |
| #define _REENTRANT |
| #endif |
| #ifndef _THREAD_SAFE |
| #define _THREAD_SAFE |
| #endif |
| #endif |
| |
| /* Codes to describe the type of access to check: __mf_check arg 3 */ |
| |
| #define __MF_CHECK_READ 0 |
| #define __MF_CHECK_WRITE 1 |
| |
| |
| /* Codes to describe a region of memory being registered: __mf_*register arg 3 */ |
| |
| #define __MF_TYPE_NOACCESS 0 |
| #define __MF_TYPE_HEAP 1 |
| #define __MF_TYPE_HEAP_I 2 |
| #define __MF_TYPE_STACK 3 |
| #define __MF_TYPE_STATIC 4 |
| #define __MF_TYPE_GUESS 5 |
| |
| |
| /* The public mudflap API */ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| extern void __mf_check (void *ptr, __mf_size_t sz, int type, const char *location) |
| __attribute((nothrow)); |
| extern void __mf_register (void *ptr, __mf_size_t sz, int type, const char *name) |
| __attribute((nothrow)); |
| extern void __mf_unregister (void *ptr, __mf_size_t sz, int type) |
| __attribute((nothrow)); |
| extern unsigned __mf_watch (void *ptr, __mf_size_t sz); |
| extern unsigned __mf_unwatch (void *ptr, __mf_size_t sz); |
| extern void __mf_report (); |
| extern int __mf_set_options (const char *opts); |
| |
| |
| /* Redirect some standard library functions to libmudflap. These are |
| done by simple #define rather than linker wrapping, since only |
| instrumented modules are meant to be affected. */ |
| |
| #ifdef _MUDFLAP |
| #pragma redefine_extname memcpy __mfwrap_memcpy |
| #pragma redefine_extname memmove __mfwrap_memmove |
| #pragma redefine_extname memset __mfwrap_memset |
| #pragma redefine_extname memcmp __mfwrap_memcmp |
| #pragma redefine_extname memchr __mfwrap_memchr |
| #pragma redefine_extname memrchr __mfwrap_memrchr |
| #pragma redefine_extname strcpy __mfwrap_strcpy |
| #pragma redefine_extname strncpy __mfwrap_strncpy |
| #pragma redefine_extname strcat __mfwrap_strcat |
| #pragma redefine_extname strncat __mfwrap_strncat |
| #pragma redefine_extname strcmp __mfwrap_strcmp |
| #pragma redefine_extname strcasecmp __mfwrap_strcasecmp |
| #pragma redefine_extname strncmp __mfwrap_strncmp |
| #pragma redefine_extname strncasecmp __mfwrap_strncasecmp |
| #pragma redefine_extname strdup __mfwrap_strdup |
| #pragma redefine_extname strndup __mfwrap_strndup |
| #pragma redefine_extname strchr __mfwrap_strchr |
| #pragma redefine_extname strrchr __mfwrap_strrchr |
| #pragma redefine_extname strstr __mfwrap_strstr |
| #pragma redefine_extname memmem __mfwrap_memmem |
| #pragma redefine_extname strlen __mfwrap_strlen |
| #pragma redefine_extname strnlen __mfwrap_strnlen |
| #pragma redefine_extname bzero __mfwrap_bzero |
| #pragma redefine_extname bcopy __mfwrap_bcopy |
| #pragma redefine_extname bcmp __mfwrap_bcmp |
| #pragma redefine_extname index __mfwrap_index |
| #pragma redefine_extname rindex __mfwrap_rindex |
| #pragma redefine_extname asctime __mfwrap_asctime |
| #pragma redefine_extname ctime __mfwrap_ctime |
| #pragma redefine_extname gmtime __mfwrap_gmtime |
| #pragma redefine_extname localtime __mfwrap_localtime |
| #pragma redefine_extname time __mfwrap_time |
| #pragma redefine_extname strerror __mfwrap_strerror |
| #pragma redefine_extname fopen __mfwrap_fopen |
| #pragma redefine_extname fdopen __mfwrap_fdopen |
| #pragma redefine_extname freopen __mfwrap_freopen |
| #pragma redefine_extname fclose __mfwrap_fclose |
| #pragma redefine_extname fread __mfwrap_fread |
| #pragma redefine_extname fwrite __mfwrap_fwrite |
| #pragma redefine_extname fgetc __mfwrap_fgetc |
| #pragma redefine_extname fgets __mfwrap_fgets |
| #pragma redefine_extname getc __mfwrap_getc |
| #pragma redefine_extname gets __mfwrap_gets |
| #pragma redefine_extname ungetc __mfwrap_ungetc |
| #pragma redefine_extname fputc __mfwrap_fputc |
| #pragma redefine_extname fputs __mfwrap_fputs |
| #pragma redefine_extname putc __mfwrap_putc |
| #pragma redefine_extname puts __mfwrap_puts |
| #pragma redefine_extname clearerr __mfwrap_clearerr |
| #pragma redefine_extname feof __mfwrap_feof |
| #pragma redefine_extname ferror __mfwrap_ferror |
| #pragma redefine_extname fileno __mfwrap_fileno |
| #pragma redefine_extname printf __mfwrap_printf |
| #pragma redefine_extname fprintf __mfwrap_fprintf |
| #pragma redefine_extname sprintf __mfwrap_sprintf |
| #pragma redefine_extname snprintf __mfwrap_snprintf |
| #pragma redefine_extname vprintf __mfwrap_vprintf |
| #pragma redefine_extname vfprintf __mfwrap_vfprintf |
| #pragma redefine_extname vsprintf __mfwrap_vsprintf |
| #pragma redefine_extname vsnprintf __mfwrap_vsnprintf |
| #pragma redefine_extname access __mfwrap_access |
| #pragma redefine_extname remove __mfwrap_remove |
| #pragma redefine_extname fflush __mfwrap_fflush |
| #pragma redefine_extname fseek __mfwrap_fseek |
| #pragma redefine_extname ftell __mfwrap_ftell |
| #pragma redefine_extname rewind __mfwrap_rewind |
| #pragma redefine_extname fgetpos __mfwrap_fgetpos |
| #pragma redefine_extname fsetpos __mfwrap_fsetpos |
| #pragma redefine_extname stat __mfwrap_stat |
| #pragma redefine_extname fstat __mfwrap_fstat |
| #pragma redefine_extname lstat __mfwrap_lstat |
| #pragma redefine_extname mkfifo __mfwrap_mkfifo |
| #pragma redefine_extname setvbuf __mfwrap_setvbuf |
| #pragma redefine_extname setbuf __mfwrap_setbuf |
| #pragma redefine_extname setbuffer __mfwrap_setbuffer |
| #pragma redefine_extname setlinebuf __mfwrap_setlinebuf |
| #pragma redefine_extname opendir __mfwrap_opendir |
| #pragma redefine_extname closedir __mfwrap_closedir |
| #pragma redefine_extname readdir __mfwrap_readdir |
| #pragma redefine_extname recv __mfwrap_recv |
| #pragma redefine_extname recvfrom __mfwrap_recvfrom |
| #pragma redefine_extname recvmsg __mfwrap_recvmsg |
| #pragma redefine_extname send __mfwrap_send |
| #pragma redefine_extname sendto __mfwrap_sendto |
| #pragma redefine_extname sendmsg __mfwrap_sendmsg |
| #pragma redefine_extname setsockopt __mfwrap_setsockopt |
| #pragma redefine_extname getsockopt __mfwrap_getsockopt |
| #pragma redefine_extname accept __mfwrap_accept |
| #pragma redefine_extname bind __mfwrap_bind |
| #pragma redefine_extname connect __mfwrap_connect |
| #pragma redefine_extname gethostname __mfwrap_gethostname |
| #pragma redefine_extname sethostname __mfwrap_sethostname |
| #pragma redefine_extname gethostbyname __mfwrap_gethostbyname |
| #pragma redefine_extname wait __mfwrap_wait |
| #pragma redefine_extname waitpid __mfwrap_waitpid |
| #pragma redefine_extname popen __mfwrap_popen |
| #pragma redefine_extname pclose __mfwrap_pclose |
| #pragma redefine_extname execve __mfwrap_execve |
| #pragma redefine_extname execv __mfwrap_execv |
| #pragma redefine_extname execvp __mfwrap_execvp |
| #pragma redefine_extname system __mfwrap_system |
| #pragma redefine_extname dlopen __mfwrap_dlopen |
| #pragma redefine_extname dlerror __mfwrap_dlerror |
| #pragma redefine_extname dlsym __mfwrap_dlsym |
| #pragma redefine_extname dlclose __mfwrap_dlclose |
| #pragma redefine_extname fopen64 __mfwrap_fopen64 |
| #pragma redefine_extname freopen64 __mfwrap_freopen64 |
| #pragma redefine_extname stat64 __mfwrap_stat64 |
| #pragma redefine_extname fseeko64 __mfwrap_fseeko64 |
| #pragma redefine_extname ftello64 __mfwrap_ftello64 |
| #pragma redefine_extname semop __mfwrap_semop |
| #pragma redefine_extname semctl __mfwrap_semctl |
| #pragma redefine_extname shmctl __mfwrap_shmctl |
| #pragma redefine_extname shmat __mfwrap_shmat |
| #pragma redefine_extname shmdt __mfwrap_shmdt |
| #pragma redefine_extname __ctype_b_loc __mfwrap___ctype_b_loc |
| #pragma redefine_extname __ctype_toupper_loc __mfwrap___ctype_toupper_loc |
| #pragma redefine_extname __ctype_tolower_loc __mfwrap___ctype_tolower_loc |
| #pragma redefine_extname getlogin __mfwrap_getlogin |
| #pragma redefine_extname cuserid __mfwrap_cuserid |
| #pragma redefine_extname getpwnam __mfwrap_getpwnam |
| #pragma redefine_extname getpwuid __mfwrap_getpwuid |
| #pragma redefine_extname getgrnam __mfwrap_getgrnam |
| #pragma redefine_extname getgrgid __mfwrap_getgrgid |
| #pragma redefine_extname getservent __mfwrap_getservent |
| #pragma redefine_extname getservbyname __mfwrap_getservbyname |
| #pragma redefine_extname getservbyport __mfwrap_getservbyport |
| #pragma redefine_extname gai_strerror __mfwrap_gai_strerror |
| #pragma redefine_extname getmntent __mfwrap_getmntent |
| #pragma redefine_extname inet_ntoa __mfwrap_inet_ntoa |
| #pragma redefine_extname getprotoent __mfwrap_getprotoent |
| #pragma redefine_extname getprotobyname __mfwrap_getprotobyname |
| #pragma redefine_extname getprotobynumber __mfwrap_getprotobynumber |
| |
| /* Disable glibc macros. */ |
| #define __NO_STRING_INLINES |
| |
| #endif /* _MUDFLAP */ |
| |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* MF_RUNTIME_H */ |