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Add __strrchr_chk symbol #44

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Merged
ChristopherHX merged 1 commit into from
Aug 4, 2025
Merged

Add __strrchr_chk symbol #44

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5 changes: 5 additions & 0 deletions src/common.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -201,6 +201,10 @@ const char* shim::strchr_chk(const char* __s, int __ch, size_t __n) {
return strchr(__s, __ch);
}

const char* shim::strrchr_chk(const char* __s, int __ch, size_t __n) {
return strrchr(__s, __ch);
}

#ifndef __LP64__
int shim::ftruncate(int fd, bionic::off_t len) {
return ::ftruncate(fd, (::off_t) len);
Expand Down Expand Up @@ -843,6 +847,7 @@ void shim::add_string_shimmed_symbols(std::vector<shim::shimmed_symbol> &list) {
{"strlen", ::strlen},
{"__strlen_chk", strlen_chk},
{"__strchr_chk", strchr_chk},
{"__strrchr_chk", strrchr_chk},
{"strcmp", ::strcmp},
{"strcpy", ::strcpy},
{"__strcpy_chk", __strcpy_chk},
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1 change: 1 addition & 0 deletions src/common.h
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Expand Up @@ -72,6 +72,7 @@ namespace shim {

size_t strlen_chk(const char *str, size_t max_len);
const char* strchr_chk(const char* __s, int __ch, size_t __n);
const char* strrchr_chk(const char* __s, int __ch, size_t __n);

#ifndef __LP64__
/* Bionic uses a 32-bit off_t; this doesn't match up on Darwin so let's
Expand Down