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Differential D153723

sanitizer: enable getentropy interception on Linux glibc/2.25 and onwards
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Authored by devnexen on Jun 25 2023, 8:25 AM.

Details

Reviewers
melver
Commits
rG6617778a784f: sanitizer: enable getentropy interception on Linux/GLIBC 2.25 and onwards
Summary

https://man7.org/linux/man-pages/man3/getentropy.3.html

Diff Detail

Event Timeline

devnexen created this revision.Jun 25 2023, 8:25 AM
Herald added a project: Restricted Project. · View Herald TranscriptJun 25 2023, 8:25 AM
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devnexen requested review of this revision.Jun 25 2023, 8:25 AM
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Harbormaster completed remote builds in B241032: Diff 534339.Jun 25 2023, 9:52 AM
melver accepted this revision.Jun 25 2023, 11:43 PM

Thanks!

This revision is now accepted and ready to land.Jun 25 2023, 11:43 PM
This revision was landed with ongoing or failed builds.Jun 26 2023, 12:04 AM
Closed by commit rG6617778a784f: sanitizer: enable getentropy interception on Linux/GLIBC 2.25 and onwards (authored by devnexen). · Explain Why
This revision was automatically updated to reflect the committed changes.
devnexen added a commit: rG6617778a784f: sanitizer: enable getentropy interception on Linux/GLIBC 2.25 and onwards.

Revision Contents

PathSize
compiler-rt/
lib/
sanitizer_common/
3 lines

Diff 534439

compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h

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#define SANITIZER_INTERCEPT_GETUSERSHELL (SI_POSIX && !SI_ANDROID) #define SANITIZER_INTERCEPT_GETUSERSHELL (SI_POSIX && !SI_ANDROID)
#define SANITIZER_INTERCEPT_SL_INIT (SI_FREEBSD || SI_NETBSD) #define SANITIZER_INTERCEPT_SL_INIT (SI_FREEBSD || SI_NETBSD)
#define SANITIZER_INTERCEPT_GETRANDOM \ #define SANITIZER_INTERCEPT_GETRANDOM \
((SI_LINUX && __GLIBC_PREREQ(2, 25)) || SI_FREEBSD) ((SI_LINUX && __GLIBC_PREREQ(2, 25)) || SI_FREEBSD)
#define SANITIZER_INTERCEPT___CXA_ATEXIT SI_NETBSD #define SANITIZER_INTERCEPT___CXA_ATEXIT SI_NETBSD
#define SANITIZER_INTERCEPT_ATEXIT SI_NETBSD #define SANITIZER_INTERCEPT_ATEXIT SI_NETBSD
#define SANITIZER_INTERCEPT_PTHREAD_ATFORK SI_NETBSD #define SANITIZER_INTERCEPT_PTHREAD_ATFORK SI_NETBSD
#define SANITIZER_INTERCEPT_GETENTROPY SI_FREEBSD #define SANITIZER_INTERCEPT_GETENTROPY \
((SI_LINUX && __GLIBC_PREREQ(2, 25)) || SI_FREEBSD)
#define SANITIZER_INTERCEPT_QSORT \ #define SANITIZER_INTERCEPT_QSORT \
(SI_POSIX && !SI_IOSSIM && !SI_WATCHOS && !SI_TVOS && !SI_ANDROID) (SI_POSIX && !SI_IOSSIM && !SI_WATCHOS && !SI_TVOS && !SI_ANDROID)
#define SANITIZER_INTERCEPT_QSORT_R SI_GLIBC #define SANITIZER_INTERCEPT_QSORT_R SI_GLIBC
#define SANITIZER_INTERCEPT_BSEARCH \ #define SANITIZER_INTERCEPT_BSEARCH \
(SI_POSIX && !SI_IOSSIM && !SI_WATCHOS && !SI_TVOS && !SI_ANDROID) (SI_POSIX && !SI_IOSSIM && !SI_WATCHOS && !SI_TVOS && !SI_ANDROID)
// sigaltstack on i386 macOS cannot be intercepted due to setjmp() // sigaltstack on i386 macOS cannot be intercepted due to setjmp()
// calling it and assuming that it does not clobber registers. // calling it and assuming that it does not clobber registers.
#define SANITIZER_INTERCEPT_SIGALTSTACK \ #define SANITIZER_INTERCEPT_SIGALTSTACK \
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