int __res_ninit() { return 0; } void __pthread_register_cancel(void* p) { } void __pthread_unregister_cancel(void *p) { } #include int __sigsetjmp(sigjmp_buf buf, int save) { return sigsetjmp(buf, save); } static __thread void* thread_arg; static __thread int (*thread_compar)(const void*, const void*, void*); static int my_thread_compare_func(const void* a, const void* b) { return thread_compar(a, b, thread_arg); } #include #include void qsort_r(void* base, size_t nmemb, size_t size, int (*compar)(const void*, const void*, void*), void *arg) { thread_arg = arg; thread_compar = compar; return qsort(base, nmemb, size, my_thread_compare_func); } int backtrace(void **buffer, int size) { return 0; } char **backtrace_symbols(void *const *buffer, int size) { return 0; } #include int __register_atfork(void (*prepare) (void), void (*parent) (void), void (*child) (void), void * __dso_handle) { return pthread_atfork(prepare, parent, child); } #define _GNU_SOURCE #include #include #include #include #include #include #include #include #include #include __attribute((noreturn)) void __chk_fail(void) { write(2, "buffer overflow detected\n", 25); abort(); } int __asprintf_chk(char **s, int flag, const char *fmt, ...) { va_list ap; int r; va_start(ap,fmt); r = vasprintf(s, fmt, ap); va_end(ap); return r; } size_t __confstr_chk(int name, char *buf, size_t len, size_t size) { return confstr(name, buf, len); } int __dprintf_chk(int fd, int flag, const char *fmt, ...) { va_list ap; int r; va_start(ap,fmt); r = vdprintf(fd, fmt, ap); va_end(ap); return r; } char *__fgets_chk(char *s, size_t size, int n, FILE *f) { return fgets(s, n, f); } char *__fgets_unlocked_chk(char *s, size_t size, int n, FILE *f) { return fgets_unlocked(s, n, f); } wchar_t *__fgetws_chk(wchar_t *s, size_t size, int n, FILE *f) { return fgetws(s, n, f); } wchar_t *fgetws_unlocked(wchar_t *, int, FILE *); wchar_t *__fgetws_unlocked_chk(wchar_t *s, size_t size, int n, FILE *f) { return fgetws_unlocked(s, n, f); } int __fprintf_chk(FILE *f, int flag, const char *fmt, ...) { va_list ap; int r; va_start(ap,fmt); r = vfprintf(f, fmt, ap); va_end(ap); return r; } int __fwprintf_chk(FILE *f, int flag, const wchar_t *fmt, ...) { va_list ap; int r; va_start(ap,fmt); r = vfwprintf(f, fmt, ap); va_end(ap); return r; } size_t __fread_chk(void *p, size_t size, size_t sz, size_t n, FILE *f) { return fread(p, sz, n, f); } size_t __fread_unlocked_chk(void *p, size_t size, size_t sz, size_t n, FILE *f) { return fread_unlocked(p, sz, n, f); } char *__getcwd_chk(char *buf, size_t len, size_t size) { return getcwd(buf, len); } int __getdomainname_chk(char *buf, size_t len, size_t size) { return getdomainname(buf, len); } int __getgroups_chk(int n, gid_t *list, size_t listlen) { return getgroups(n, list); } int __gethostname_chk(char *buf, size_t len, size_t size) { return gethostname(buf, len); } int __getlogin_r_chk(char *buf, size_t len, size_t size) { return getlogin_r(buf, len); } char *__gets_chk(char *buf, size_t size) { return gets(buf); } __attribute((noreturn)) void __longjmp_chk(jmp_buf buf, int v) { longjmp(buf, v); } size_t __mbsnrtowcs_chk(wchar_t *dst, const char **src, size_t n, size_t len, mbstate_t *st, size_t dstsize) { return mbsnrtowcs(dst, src, n, len, st); } size_t __mbsrtowcs_chk(wchar_t *dst, const char **src, size_t len, mbstate_t *st, size_t dstsize) { return mbsrtowcs(dst, src, len, st); } size_t __mbstowcs_chk(wchar_t *dst, const char *src, size_t len, size_t dstsize) { return mbstowcs(dst, src, len); } void *__memcpy_chk(void *dst, void *src, size_t len, size_t dstsize) { return memcpy(dst, src, len); } void *__mempcpy_chk(void *dst, void *src, size_t len, size_t dstsize) { return mempcpy(dst, src, len); } void *__memmove_chk(void *dst, void *src, size_t len, size_t dstsize) { return memmove(dst, src, len); } void *__memset_chk(void *s, int c, size_t n, size_t size) { return memset(s, c, n); } int __poll_chk(struct pollfd *fds, nfds_t n, int timeout, size_t fdslen) { return poll(fds, n, timeout); } int __ppoll_chk(struct pollfd *fds, nfds_t n, const struct timespec *timeout, const sigset_t *mask, size_t fdslen) { return ppoll(fds, n, timeout, mask); } ssize_t __pread_chk(int fd, void *buf, size_t n, off_t off, size_t bufsize) { return pread(fd, buf, n, off); } #undef weak_alias #define weak_alias(old, new) \ extern __typeof(old) new __attribute__((weak, alias(#old))) weak_alias(__pread_chk, __pread64_chk); int __printf_chk(int flag, const char *fmt, ...) { va_list ap; int r; va_start(ap,fmt); r = vprintf(fmt, ap); va_end(ap); return r; } int __ptsname_r_chk(int fd, char *buf, size_t len, size_t size) { return ptsname_r(fd, buf, len); } ssize_t __read_chk(int fd, void *buf, size_t n, size_t bufsize) { return read(fd, buf, n); } ssize_t __readlinkat_chk(int fd, const char *path, void *buf, size_t n, size_t bufsize) { return readlinkat(fd, path, buf, n); } ssize_t __readlink_chk(const char *path, void *buf, size_t n, size_t bufsize) { return readlink(path, buf, n); } char *__realpath_chk(const char *name, char *resolved, size_t resolvedsize) { return realpath(name, resolved); } ssize_t __recv_chk(int fd, void *buf, size_t n, size_t bufsize, int flags) { return recv(fd, buf, n, flags); } ssize_t __recvfrom_chk(int fd, void *buf, size_t n, size_t bufsize, int flags, struct sockaddr *addr, socklen_t *addrlen) { return recvfrom(fd, buf, n, flags, addr, addrlen); } int __sprintf_chk(char *s, int flag, size_t size, const char *fmt, ...) { va_list ap; int r; va_start(ap,fmt); r = vsprintf(s, fmt, ap); va_end(ap); return r; } int __snprintf_chk(char *s, size_t n, int flag, size_t size, const char *fmt, ...) { va_list ap; int r; va_start(ap,fmt); r = vsnprintf(s, n, fmt, ap); va_end(ap); return r; } char *__stpcpy_chk(char *dst, const char *src, size_t dstsize) { return stpcpy(dst, src); } char *__stpncpy_chk(char *dst, const char *src, size_t n, size_t dstsize) { return stpncpy(dst, src, n); } char *__strcat_chk(char *dst, const char *src, size_t dstsize) { return strcat(dst, src); } char *__strcpy_chk(char *dst, const char *src, size_t dstsize) { return strcpy(dst, src); } char *__strncat_chk(char *dst, const char *src, size_t n, size_t dstsize) { return strncat(dst, src, n); } char *__strncpy_chk(char *dst, const char *src, size_t n, size_t dstsize) { return strncpy(dst, src, n); } int __swprintf_chk(wchar_t *s, size_t n, int flag, size_t size, const wchar_t *fmt, ...) { va_list ap; int r; va_start(ap,fmt); r = vswprintf(s, n, fmt, ap); va_end(ap); return r; } void __syslog_chk(int pri, int flag, const char *fmt, ...) { va_list ap; va_start(ap, fmt); vsyslog(pri, fmt, ap); va_end(ap); } int __ttyname_r_chk(int fd, char *buf, size_t len, size_t size) { return ttyname_r(fd, buf, len); } int __vasprintf_chk(char **s, int flag, const char *fmt, va_list ap) { return vasprintf(s, fmt, ap); } int __vdprintf_chk(int fd, int flag, const char *fmt, va_list ap) { return vdprintf(fd, fmt, ap); } int __vfprintf_chk(FILE *f, int flag, const char *fmt, va_list ap) { return vfprintf(f, fmt, ap); } int __vfwprintf_chk(FILE *f, int flag, const wchar_t *fmt, va_list ap) { return vfwprintf(f, fmt, ap); } int __vprintf_chk(int flag, const char *fmt, va_list ap) { return vprintf(fmt, ap); } int __vsnprintf_chk(char *s, size_t n, int flag, size_t size, const char *fmt, va_list ap) { return vsnprintf(s, n, fmt, ap); } int __vsprintf_chk(char *s, int flag, size_t size, const char *fmt, va_list ap) { return vsprintf(s, fmt, ap); } int __vswprintf_chk(wchar_t *s, size_t n, int flag, size_t size, const wchar_t *fmt, va_list ap) { return vswprintf(s, n, fmt, ap); } void __vsyslog_chk(int pri, int flag, const char *fmt, va_list ap) { vsyslog(pri, fmt, ap); } int __vwprintf_chk(int flag, const wchar_t *fmt, va_list ap) { return vwprintf(fmt, ap); } wchar_t *__wcpcpy_chk(wchar_t *dst, const wchar_t *src, size_t dstsize) { return wcpcpy(dst, src); } wchar_t *__wcpncpy_chk(wchar_t *dst, const wchar_t *src, size_t n, size_t dstsize) { return wcpncpy(dst, src, n); } size_t __wcrtomb_chk(char *s, wchar_t c, mbstate_t *st, size_t size) { return wcrtomb(s, c, st); } wchar_t *__wcscat_chk(wchar_t *dst, const wchar_t *src, size_t dstlen) { return wcscat(dst, src); } wchar_t *__wcscpy_chk(wchar_t *dst, const wchar_t *src, size_t dstlen) { return wcscpy(dst, src); } wchar_t *__wcsncat_chk(wchar_t *dst, const wchar_t *src, size_t n, size_t dstlen) { return wcsncat(dst, src, n); } wchar_t *__wcsncpy_chk(wchar_t *dst, const wchar_t *src, size_t n, size_t dstlen) { return wcsncpy(dst, src, n); } size_t __wcsnrtombs_chk(char *dst, const wchar_t **src, size_t n, size_t len, mbstate_t *st, size_t dstsize) { return wcsnrtombs(dst, src, n, len, st); } size_t __wcsrtombs_chk(char *dst, const wchar_t **src, size_t len, mbstate_t *st, size_t dstsize) { return wcsrtombs(dst, src, len, st); } size_t __wcstombs_chk(char *dst, const wchar_t *src, size_t len, size_t dstsize) { return wcstombs(dst, src, len); } int __wctomb_chk(char *s, wchar_t c, size_t size) { return wctomb(s, c); } wchar_t *__wmemcpy_chk(wchar_t *dst, const wchar_t *src, size_t n, size_t dstlen) { return wmemcpy(dst, src, n); } wchar_t *__wmemmove_chk(wchar_t *dst, const wchar_t *src, size_t n, size_t dstlen) { return wmemmove(dst, src, n); } wchar_t *__wmempcpy_chk(wchar_t *dst, const wchar_t *src, size_t n, size_t dstlen) { return mempcpy(dst, src, n*sizeof*src); } wchar_t *__wmemset_chk(wchar_t *s, wchar_t c, size_t n, size_t slen) { return wmemset(s, c, n); } int __wprintf_chk(int flag, const wchar_t *fmt, ...) { va_list ap; int r; va_start(ap,fmt); r = vwprintf(fmt, ap); va_end(ap); return r; }