lib/glibc
1
0
Fork 0
mirror of https://sourceware.org/git/glibc.git synced 2025-08-01 10:06:57 +03:00
Code Activity

(recv): Avoid calls to the _chk variant if we know the call succeeds. (recvfrom): Likewise.

Browse Source
This commit is contained in:
Ulrich Drepper
2005-03-06 20:56:52 +00:00
parent fcb0505991
commit 4625abbf26
1 changed files with 2 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
socket/bits/socket2.h
View File

@ -25,6 +25,7 @@ extern ssize_t __recv_chk (int __fd, void *__buf, size_t __n, size_t __buflen,
int __flags); int __flags);
#define recv(fd, buf, n, flags) \ #define recv(fd, buf, n, flags) \
(__bos0 (buf) != (size_t) -1 \ (__bos0 (buf) != (size_t) -1 \
&& (!__builtin_constant_p (n) || (n) > __bos0 (buf)) \
? __recv_chk (fd, buf, n, __bos0 (buf), flags) \ ? __recv_chk (fd, buf, n, __bos0 (buf), flags) \
: recv (fd, buf, n, flags)) : recv (fd, buf, n, flags))
@ -34,5 +35,6 @@ extern ssize_t __recvfrom_chk (int __fd, void *__restrict __buf, size_t __n,
socklen_t *__restrict __addr_len); socklen_t *__restrict __addr_len);
#define recvfrom(fd, buf, n, flags, addr, addr_len) \ #define recvfrom(fd, buf, n, flags, addr, addr_len) \
(__bos0 (buf) != (size_t) -1 \ (__bos0 (buf) != (size_t) -1 \
&& (!__builtin_constant_p (n) || (n) > __bos0 (buf)) \
? __recvfrom_chk (fd, buf, n, __bos0 (buf), flags, addr, addr_len) \ ? __recvfrom_chk (fd, buf, n, __bos0 (buf), flags, addr, addr_len) \
: recvfrom (fd, buf, n, flags, addr, addr_len)) : recvfrom (fd, buf, n, flags, addr, addr_len))