diff options
Diffstat (limited to 'socket/bits/socket2.h')
| -rw-r--r-- | socket/bits/socket2.h | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/socket/bits/socket2.h b/socket/bits/socket2.h index a88cb64370..04780f320e 100644 --- a/socket/bits/socket2.h +++ b/socket/bits/socket2.h @@ -30,14 +30,20 @@ extern ssize_t __REDIRECT (__recv_chk_warn, __warnattr ("recv called with bigger length than size of destination " "buffer"); -__fortify_function ssize_t -recv (int __fd, void *__buf, size_t __n, int __flags) +__fortify_function __attribute_overloadable__ ssize_t +recv (int __fd, __fortify_clang_overload_arg0 (void *, ,__buf), size_t __n, + int __flags) + __fortify_clang_warning_only_if_bos0_lt (__n, __buf, + "recv called with bigger length than " + "size of destination buffer") { size_t sz = __glibc_objsize0 (__buf); if (__glibc_safe_or_unknown_len (__n, sizeof (char), sz)) return __recv_alias (__fd, __buf, __n, __flags); +#if !__fortify_use_clang if (__glibc_unsafe_len (__n, sizeof (char), sz)) return __recv_chk_warn (__fd, __buf, __n, sz, __flags); +#endif return __recv_chk (__fd, __buf, __n, sz, __flags); } @@ -57,15 +63,21 @@ extern ssize_t __REDIRECT (__recvfrom_chk_warn, __warnattr ("recvfrom called with bigger length than size of " "destination buffer"); -__fortify_function ssize_t -recvfrom (int __fd, void *__restrict __buf, size_t __n, int __flags, +__fortify_function __attribute_overloadable__ ssize_t +recvfrom (int __fd, __fortify_clang_overload_arg0 (void *, __restrict, __buf), + size_t __n, int __flags, __SOCKADDR_ARG __addr, socklen_t *__restrict __addr_len) + __fortify_clang_warning_only_if_bos0_lt (__n, __buf, + "recvfrom called with bigger length " + "than size of destination buffer") { size_t sz = __glibc_objsize0 (__buf); if (__glibc_safe_or_unknown_len (__n, sizeof (char), sz)) return __recvfrom_alias (__fd, __buf, __n, __flags, __addr, __addr_len); +#if !__fortify_use_clang if (__glibc_unsafe_len (__n, sizeof (char), sz)) return __recvfrom_chk_warn (__fd, __buf, __n, sz, __flags, __addr, __addr_len); +#endif return __recvfrom_chk (__fd, __buf, __n, sz, __flags, __addr, __addr_len); } |