diff options
| author | Sergey Matveev <earthdok@google.com> | 2014-06-16 13:49:13 +0000 |
|---|---|---|
| committer | Sergey Matveev <earthdok@google.com> | 2014-06-16 13:49:13 +0000 |
| commit | 051d51acc2e6ada2fe31283e3a884c72084514d5 (patch) | |
| tree | e23b70cc8b0c2a72a573e5eaa55ab2e05c481810 /lib | |
| parent | 10b2a7153b623655c2547389ecdc333fc873a4d8 (diff) | |
[sanitizer] Support PTRACE_GETEVENTMSG in the ptrace() interceptor.
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@211022 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/sanitizer_common/sanitizer_common_interceptors.inc | 4 | ||||
| -rw-r--r-- | lib/sanitizer_common/sanitizer_platform_limits_posix.cc | 1 | ||||
| -rw-r--r-- | lib/sanitizer_common/sanitizer_platform_limits_posix.h | 1 |
3 files changed, 5 insertions, 1 deletions
diff --git a/lib/sanitizer_common/sanitizer_common_interceptors.inc b/lib/sanitizer_common/sanitizer_common_interceptors.inc index 327b811ba..73be76400 100644 --- a/lib/sanitizer_common/sanitizer_common_interceptors.inc +++ b/lib/sanitizer_common/sanitizer_common_interceptors.inc @@ -2031,7 +2031,7 @@ INTERCEPTOR(uptr, ptrace, int request, int pid, void *addr, void *data) { uptr res = REAL(ptrace)(request, pid, addr, data); if (!res && data) { - // Note that PEEK* requests assing different meaning to the return value. + // Note that PEEK* requests assign different meaning to the return value. // This function does not handle them (nor does it need to). if (request == ptrace_getregs) COMMON_INTERCEPTOR_WRITE_RANGE(ctx, data, struct_user_regs_struct_sz); @@ -2041,6 +2041,8 @@ INTERCEPTOR(uptr, ptrace, int request, int pid, void *addr, void *data) { COMMON_INTERCEPTOR_WRITE_RANGE(ctx, data, struct_user_fpxregs_struct_sz); else if (request == ptrace_getsiginfo) COMMON_INTERCEPTOR_WRITE_RANGE(ctx, data, siginfo_t_sz); + else if (request == ptrace_geteventmsg) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, data, sizeof(unsigned long)); else if (request == ptrace_getregset) { __sanitizer_iovec *iov = (__sanitizer_iovec *)data; COMMON_INTERCEPTOR_WRITE_RANGE(ctx, iov->iov_base, iov->iov_len); diff --git a/lib/sanitizer_common/sanitizer_platform_limits_posix.cc b/lib/sanitizer_common/sanitizer_platform_limits_posix.cc index 4f7c19dc0..d6f3e4352 100644 --- a/lib/sanitizer_common/sanitizer_platform_limits_posix.cc +++ b/lib/sanitizer_common/sanitizer_platform_limits_posix.cc @@ -289,6 +289,7 @@ namespace __sanitizer { int ptrace_setfpregs = PTRACE_SETFPREGS; int ptrace_getfpxregs = PTRACE_GETFPXREGS; int ptrace_setfpxregs = PTRACE_SETFPXREGS; + int ptrace_geteventmsg = PTRACE_GETEVENTMSG; #if (defined(PTRACE_GETSIGINFO) && defined(PTRACE_SETSIGINFO)) || \ (defined(PT_GETSIGINFO) && defined(PT_SETSIGINFO)) int ptrace_getsiginfo = PTRACE_GETSIGINFO; diff --git a/lib/sanitizer_common/sanitizer_platform_limits_posix.h b/lib/sanitizer_common/sanitizer_platform_limits_posix.h index 492daf2f9..998832417 100644 --- a/lib/sanitizer_common/sanitizer_platform_limits_posix.h +++ b/lib/sanitizer_common/sanitizer_platform_limits_posix.h @@ -678,6 +678,7 @@ namespace __sanitizer { extern int ptrace_setsiginfo; extern int ptrace_getregset; extern int ptrace_setregset; + extern int ptrace_geteventmsg; #endif #if (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID |