Mercurial > hg > nginx
view src/event/ngx_event_recv.c @ 67:5a7d1aaa1618
nginx-0.0.1-2003-03-11-23:38:13 import
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Tue, 11 Mar 2003 20:38:13 +0000 |
parents | 50186b49f2ad |
children | e43f406e4525 |
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#include <ngx_config.h> #include <ngx_core.h> #include <ngx_errno.h> #include <ngx_log.h> #include <ngx_recv.h> #include <ngx_connection.h> ssize_t ngx_event_recv_core(ngx_connection_t *c, char *buf, size_t size) { int n; ngx_err_t err; ngx_event_t *ev; ev = c->read; if (ev->timedout) { ngx_set_socket_errno(NGX_ETIMEDOUT); ngx_log_error(NGX_LOG_ERR, c->log, NGX_ETIMEDOUT, "recv() failed"); return NGX_ERROR; } #if (HAVE_KQUEUE) if (ngx_event_flags & NGX_HAVE_KQUEUE_EVENT) { ngx_log_debug(c->log, "ngx_event_recv: eof:%d, avail:%d, err:%d" _ ev->eof _ ev->available _ ev->error); } #endif #if (USE_KQUEUE) if (ev->eof && ev->available == 0) { if (ev->error) { ngx_set_socket_errno(ev->error); if (ev->error == NGX_ECONNRESET && ev->ignore_econnreset) { return 0; } ngx_log_error(NGX_LOG_ERR, c->log, ev->error, "recv() failed"); return NGX_ERROR; } return 0; } #elif (HAVE_KQUEUE) if (ngx_event_flags & NGX_HAVE_KQUEUE_EVENT) { if (ev->eof && ev->available == 0) { if (ev->error) { ngx_set_socket_errno(ev->error); if (ev->error == NGX_ECONNRESET && ev->ignore_econnreset) { return 0; } ngx_log_error(NGX_LOG_ERR, c->log, ev->error, "recv() failed"); return NGX_ERROR; } return 0; } } #endif n = ngx_recv(c->fd, buf, size, 0); if (n == -1) { err = ngx_socket_errno; if (ev->error == NGX_ECONNRESET && ev->ignore_econnreset) { return 0; } if (err == NGX_EAGAIN) { ngx_log_error(NGX_LOG_INFO, c->log, err, "recv() returns EAGAIN"); return NGX_AGAIN; } ngx_log_error(NGX_LOG_ERR, c->log, err, "recv() failed"); return NGX_ERROR; } #if (USE_KQUEUE) ev->available -= n; #elif (HAVE_KQUEUE) if (ngx_event_flags & NGX_HAVE_KQUEUE_EVENT) { ev->available -= n; } #endif return n; }