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fiber: sendfile/sendfile64 has been hooked

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This commit is contained in:
zhengshuxin 2017-10-20 10:27:25 +08:00
parent 4235dcd1d9
commit 66992ee4e5
2 changed files with 33 additions and 0 deletions
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32
lib_fiber/c/src/hook_io.c
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@ -1088,6 +1088,7 @@ ssize_t sendfile(int out_fd, int in_fd, off_t *offset, size_t count)
#ifdef __USE_LARGEFILE64
ssize_t sendfile64(int out_fd, int in_fd, off64_t *offset, size_t count)
{
#if 0
int ret;
if (__sys_sendfile64 == NULL)
@ -1098,5 +1099,36 @@ ssize_t sendfile64(int out_fd, int in_fd, off64_t *offset, size_t count)
if (ret < 0)
fiber_save_errno();
return ret;
#else
ACL_FIBER *me;
if (__sys_sendfile64 == NULL)
hook_io();
while (1) {
ssize_t n = __sys_sendfile64(out_fd, in_fd, offset, count);
if (!acl_var_hook_sys_api || n >= 0)
return n;
fiber_save_errno();
#if EAGAIN == EWOULDBLOCK
if (errno != EAGAIN)
#else
if (errno != EAGAIN && errno != EWOULDBLOCK)
#endif
return -1;
fiber_wait_write(out_fd);
me = acl_fiber_running();
if (acl_fiber_killed(me)) {
acl_msg_info("%s(%d), %s: fiber-%u is existing",
__FILE__, __LINE__, __FUNCTION__,
acl_fiber_id(me));
return -1;
}
}
#endif
}
#endif

1
lib_fiber/changes.txt
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@ -1,6 +1,7 @@
70) 2017.10.20
70.1) feature: EVENT::poll_list, epoll_list 可以采用 FIFO 或 STACK
70.2) feature: hook sendfile/sendfile64
69) 2017.10.17
69.1) feature: 增加 acl_fiber_sys_errno/acl_fiber_sys_errno_set/