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diff src/event/ngx_event_read.c @ 0:4eff17414a43

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nginx-0.0.1-2002-08-06-20:39:45 import The first code that uses "ngx_" prefix, the previous one used "gx_" prefix. At that point the code is not yet usable. The first draft ideas are dated back to 23.10.2001.
author Igor Sysoev <igor@sysoev.ru>
date Tue, 06 Aug 2002 16:39:45 +0000
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new file mode 100644
--- /dev/null
+++ b/src/event/ngx_event_read.c
@@ -0,0 +1,55 @@
+
+#include <ngx_config.h>
+#include <ngx_errno.h>
+#include <ngx_log.h>
+#include <ngx_connection.h>
+
+int ngx_event_recv(ngx_connection_t *c, char *buf, size_t size)
+{
+    int           n;
+    ngx_err_t     err;
+    ngx_event_t  *ev = c->read;
+
+#if (HAVE_KQUEUE)
+#if !(USE_KQUEUE)
+    if (ngx_event_type == NGX_KQUEUE_EVENT)
+#endif
+        if (ev->eof && ev->available == 0) {
+            if (ev->error) {
+                ngx_log_error(NGX_LOG_ERR, ev->log, ev->error,
+                             "ngx_event_recv: recv failed while %s",
+                             ev->log->action);
+
+                return -1;
+            }
+
+            return 0;
+        }
+#endif
+
+    n = recv(c->fd, buf, size, 0);
+
+    if (n == -1) {
+        err = ngx_socket_errno;
+
+        if (err == NGX_EAGAIN) {
+            ngx_log_error(NGX_LOG_INFO, ev->log, err,
+                          "ngx_event_recv: EAGAIN while %s", ev->log->action);
+            return -2;
+        }
+
+        ngx_log_error(NGX_LOG_INFO, ev->log, err,
+                      "ngx_event_recv: recv failed while %s", ev->log->action);
+
+        return -1;
+    }
+
+#if (HAVE_KQUEUE)
+#if !(USE_KQUEUE)
+    if (ngx_event_type == NGX_KQUEUE_EVENT)
+#endif
+        ev->available -= n;
+#endif
+
+    return n;
+}