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[compiler-rt][sanitizer] fix msghdr for musl #136195

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Merged
merged 4 commits into from
Jul 22, 2025
Merged

[compiler-rt][sanitizer] fix msghdr for musl #136195

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6a29777
[compiler-rt][sanitizer] fix msghdr for musl
deaklajos Apr 22, 2025
c4ed51f
Fixed clang-format
deaklajos Apr 27, 2025
3309265
Removed big endian code + use SANITIZER_WORDSIZE instead of __LONG_MAX
deaklajos May 16, 2025
fcffcf1
Merge branch 'main' into compiler-rt/musl-msghdr
deaklajos Jul 15, 2025
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24 changes: 24 additions & 0 deletions compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.h
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Original file line number Diff line number Diff line change
Expand Up @@ -476,6 +476,30 @@ struct __sanitizer_cmsghdr {
int cmsg_level;
int cmsg_type;
};
# elif SANITIZER_MUSL
struct __sanitizer_msghdr {
void *msg_name;
unsigned msg_namelen;
struct __sanitizer_iovec *msg_iov;
int msg_iovlen;
# if SANITIZER_WORDSIZE == 64
int __pad1;
# endif
void *msg_control;
unsigned msg_controllen;
# if SANITIZER_WORDSIZE == 64
int __pad2;
# endif
int msg_flags;
};
struct __sanitizer_cmsghdr {
unsigned cmsg_len;
# if SANITIZER_WORDSIZE == 64
int __pad1;
# endif
int cmsg_level;
int cmsg_type;
};
# else
// In POSIX, int msg_iovlen; socklen_t msg_controllen; socklen_t cmsg_len; but
// many implementations don't conform to the standard.
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