diff options
Diffstat (limited to 'compiler-rt/lib/sanitizer_common')
4 files changed, 34 insertions, 1 deletions
diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_common_interceptors.inc b/compiler-rt/lib/sanitizer_common/sanitizer_common_interceptors.inc index 72d72c761eb..b29fd1c700b 100644 --- a/compiler-rt/lib/sanitizer_common/sanitizer_common_interceptors.inc +++ b/compiler-rt/lib/sanitizer_common/sanitizer_common_interceptors.inc @@ -3161,6 +3161,35 @@ INTERCEPTOR(SSIZE_T, fgetxattr, int fd, const char *name, char *value, #define INIT_GETXATTR #endif +#if SANITIZER_INTERCEPT_GETRESID +INTERCEPTOR(int, getresuid, void *ruid, void *euid, void *suid) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, getresuid, ruid, euid, suid); + int res = REAL(getresuid)(ruid, euid, suid); + if (res >= 0) { + if (ruid) COMMON_INTERCEPTOR_WRITE_RANGE(ctx, ruid, uid_t_sz); + if (euid) COMMON_INTERCEPTOR_WRITE_RANGE(ctx, euid, uid_t_sz); + if (suid) COMMON_INTERCEPTOR_WRITE_RANGE(ctx, suid, uid_t_sz); + } + return res; +} +INTERCEPTOR(int, getresgid, void *rgid, void *egid, void *sgid) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, getresgid, rgid, egid, sgid); + int res = REAL(getresgid)(rgid, egid, sgid); + if (res >= 0) { + if (rgid) COMMON_INTERCEPTOR_WRITE_RANGE(ctx, rgid, gid_t_sz); + if (egid) COMMON_INTERCEPTOR_WRITE_RANGE(ctx, egid, gid_t_sz); + if (sgid) COMMON_INTERCEPTOR_WRITE_RANGE(ctx, sgid, gid_t_sz); + } + return res; +} +#define INIT_GETRESID \ + COMMON_INTERCEPT_FUNCTION(getresuid); \ + COMMON_INTERCEPT_FUNCTION(getresgid); +#else +#define INIT_GETRESID +#endif #define SANITIZER_COMMON_INTERCEPTORS_INIT \ INIT_TEXTDOMAIN; \ @@ -3279,5 +3308,6 @@ INTERCEPTOR(SSIZE_T, fgetxattr, int fd, const char *name, char *value, INIT_TIMES; \ INIT_TLS_GET_ADDR; \ INIT_LISTXATTR; \ - INIT_GETXATTR; + INIT_GETXATTR; \ + INIT_GETRESID; /**/ diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h b/compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h index d70e666705e..a70211b97f3 100644 --- a/compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h +++ b/compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h @@ -181,5 +181,6 @@ #define SANITIZER_INTERCEPT_LISTXATTR SI_LINUX #define SANITIZER_INTERCEPT_GETXATTR SI_LINUX +#define SANITIZER_INTERCEPT_GETRESID SI_LINUX #endif // #ifndef SANITIZER_PLATFORM_INTERCEPTORS_H diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.cc b/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.cc index 0cb6685c1a4..c794fd1163f 100644 --- a/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.cc +++ b/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.cc @@ -137,6 +137,7 @@ namespace __sanitizer { unsigned pid_t_sz = sizeof(pid_t); unsigned timeval_sz = sizeof(timeval); unsigned uid_t_sz = sizeof(uid_t); + unsigned gid_t_sz = sizeof(gid_t); unsigned mbstate_t_sz = sizeof(mbstate_t); unsigned sigset_t_sz = sizeof(sigset_t); unsigned struct_timezone_sz = sizeof(struct timezone); diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.h b/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.h index 55cb0d54223..7097be58a54 100644 --- a/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.h +++ b/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.h @@ -34,6 +34,7 @@ namespace __sanitizer { extern unsigned pid_t_sz; extern unsigned timeval_sz; extern unsigned uid_t_sz; + extern unsigned gid_t_sz; extern unsigned mbstate_t_sz; extern unsigned struct_timezone_sz; extern unsigned struct_tms_sz; |
