[compiler-rt] r196098 - [sanitizer] Intercept textdomain.
Evgeniy Stepanov
eugeni.stepanov at gmail.com
Mon Dec 2 05:43:27 PST 2013
Author: eugenis
Date: Mon Dec 2 07:43:26 2013
New Revision: 196098
URL: http://llvm.org/viewvc/llvm-project?rev=196098&view=rev
Log:
[sanitizer] Intercept textdomain.
Patch by Alexander Taran.
Added:
compiler-rt/trunk/lib/msan/lit_tests/textdomain.cc (with props)
Modified:
compiler-rt/trunk/lib/sanitizer_common/sanitizer_common_interceptors.inc
compiler-rt/trunk/lib/sanitizer_common/sanitizer_platform_interceptors.h
compiler-rt/trunk/lib/tsan/rtl/tsan_stat.cc
compiler-rt/trunk/lib/tsan/rtl/tsan_stat.h
Added: compiler-rt/trunk/lib/msan/lit_tests/textdomain.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/msan/lit_tests/textdomain.cc?rev=196098&view=auto
==============================================================================
--- compiler-rt/trunk/lib/msan/lit_tests/textdomain.cc (added)
+++ compiler-rt/trunk/lib/msan/lit_tests/textdomain.cc Mon Dec 2 07:43:26 2013
@@ -0,0 +1,12 @@
+// RUN: %clangxx_msan -m64 -O0 -g %s -o %t && %t
+
+#include <libintl.h>
+#include <stdio.h>
+
+int main() {
+ const char *td = textdomain("abcd");
+ if (td[0] == 0) {
+ printf("Try read");
+ }
+ return 0;
+}
Propchange: compiler-rt/trunk/lib/msan/lit_tests/textdomain.cc
------------------------------------------------------------------------------
svn:eol-style = LF
Modified: compiler-rt/trunk/lib/sanitizer_common/sanitizer_common_interceptors.inc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/sanitizer_common/sanitizer_common_interceptors.inc?rev=196098&r1=196097&r2=196098&view=diff
==============================================================================
--- compiler-rt/trunk/lib/sanitizer_common/sanitizer_common_interceptors.inc (original)
+++ compiler-rt/trunk/lib/sanitizer_common/sanitizer_common_interceptors.inc Mon Dec 2 07:43:26 2013
@@ -60,6 +60,22 @@
#define COMMON_INTERCEPTOR_HANDLE_RECVMSG(ctx, msg) ((void)(msg))
#endif
+#if SANITIZER_INTERCEPT_TEXTDOMAIN
+INTERCEPTOR(char*, textdomain, const char *domainname) {
+ void *ctx;
+ COMMON_INTERCEPTOR_ENTER(ctx, textdomain, domainname);
+ char* domain = REAL(textdomain)(domainname);
+ if (domain) {
+ COMMON_INTERCEPTOR_INITIALIZE_RANGE(ctx, domain,
+ REAL(strlen)(domain) + 1);
+ }
+ return domain;
+}
+#define INIT_TEXTDOMAIN COMMON_INTERCEPT_FUNCTION(textdomain)
+#else
+#define INIT_TEXTDOMAIN
+#endif
+
#if SANITIZER_INTERCEPT_STRCMP
static inline int CharCmpX(unsigned char c1, unsigned char c2) {
return (c1 == c2) ? 0 : (c1 < c2) ? -1 : 1;
@@ -2893,6 +2909,7 @@ INTERCEPTOR(__sanitizer_clock_t, times,
#endif
#define SANITIZER_COMMON_INTERCEPTORS_INIT \
+ INIT_TEXTDOMAIN; \
INIT_STRCMP; \
INIT_STRNCMP; \
INIT_STRCASECMP; \
Modified: compiler-rt/trunk/lib/sanitizer_common/sanitizer_platform_interceptors.h
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/sanitizer_common/sanitizer_platform_interceptors.h?rev=196098&r1=196097&r2=196098&view=diff
==============================================================================
--- compiler-rt/trunk/lib/sanitizer_common/sanitizer_platform_interceptors.h (original)
+++ compiler-rt/trunk/lib/sanitizer_common/sanitizer_platform_interceptors.h Mon Dec 2 07:43:26 2013
@@ -48,6 +48,7 @@
#endif
# define SANITIZER_INTERCEPT_STRCMP 1
+# define SANITIZER_INTERCEPT_TEXTDOMAIN SI_LINUX_NOT_ANDROID
# define SANITIZER_INTERCEPT_STRCASECMP SI_NOT_WINDOWS
# define SANITIZER_INTERCEPT_READ SI_NOT_WINDOWS
Modified: compiler-rt/trunk/lib/tsan/rtl/tsan_stat.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/tsan/rtl/tsan_stat.cc?rev=196098&r1=196097&r2=196098&view=diff
==============================================================================
--- compiler-rt/trunk/lib/tsan/rtl/tsan_stat.cc (original)
+++ compiler-rt/trunk/lib/tsan/rtl/tsan_stat.cc Mon Dec 2 07:43:26 2013
@@ -126,6 +126,7 @@ void StatOutput(u64 *stat) {
name[StatInt_strlen] = " strlen ";
name[StatInt_memset] = " memset ";
name[StatInt_memcpy] = " memcpy ";
+ name[StatInt_textdomain] = " textdomain ";
name[StatInt_strcmp] = " strcmp ";
name[StatInt_memchr] = " memchr ";
name[StatInt_memrchr] = " memrchr ";
Modified: compiler-rt/trunk/lib/tsan/rtl/tsan_stat.h
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/tsan/rtl/tsan_stat.h?rev=196098&r1=196097&r2=196098&view=diff
==============================================================================
--- compiler-rt/trunk/lib/tsan/rtl/tsan_stat.h (original)
+++ compiler-rt/trunk/lib/tsan/rtl/tsan_stat.h Mon Dec 2 07:43:26 2013
@@ -123,6 +123,7 @@ enum StatType {
StatInt_strlen,
StatInt_memset,
StatInt_memcpy,
+ StatInt_textdomain,
StatInt_strcmp,
StatInt_memchr,
StatInt_memrchr,
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