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src/os/unix/ngx_udp_send.c - nginx source code
Functions defined
Source code
- #include <ngx_config.h>
- #include <ngx_core.h>
- #include <ngx_event.h>
- ssize_t
- ngx_udp_unix_send(ngx_connection_t *c, u_char *buf, size_t size)
- {
- ssize_t n;
- ngx_err_t err;
- ngx_event_t *wev;
- wev = c->write;
- for ( ;; ) {
- n = sendto(c->fd, buf, size, 0, c->sockaddr, c->socklen);
- ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0,
- "sendto: fd:%d %z of %uz to \"%V\"",
- c->fd, n, size, &c->addr_text);
- if (n >= 0) {
- if ((size_t) n != size) {
- wev->error = 1;
- (void) ngx_connection_error(c, 0, "sendto() incomplete");
- return NGX_ERROR;
- }
- c->sent += n;
- return n;
- }
- err = ngx_socket_errno;
- if (err == NGX_EAGAIN) {
- wev->ready = 0;
- ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, NGX_EAGAIN,
- "sendto() not ready");
- return NGX_AGAIN;
- }
- if (err != NGX_EINTR) {
- wev->error = 1;
- (void) ngx_connection_error(c, err, "sendto() failed");
- return NGX_ERROR;
- }
- }
- }
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