Mercurial > hg > nginx-quic
view src/os/win32/ngx_wsarecv_chain.c @ 271:e16dfb9b9afa
nginx-0.0.2-2004-02-26-20:10:01 import
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Thu, 26 Feb 2004 17:10:01 +0000 |
parents | c1f3a3c7c5db |
children | 0ba4821f4460 |
line wrap: on
line source
#include <ngx_config.h> #include <ngx_core.h> #include <ngx_event.h> ssize_t ngx_wsarecv_chain(ngx_connection_t *c, ngx_chain_t *chain) { int rc; char *prev; u_int flags; size_t bytes, size; WSABUF *wsabuf; ngx_err_t err; ngx_array_t io; ngx_event_t *rev; prev = NULL; wsabuf = NULL; flags = 0; size = 0; bytes = 0; ngx_init_array(io, c->pool, 10, sizeof(WSABUF), NGX_ERROR); /* coalesce the neighbouring hunks */ while (chain) { if (prev == chain->hunk->last) { wsabuf->len += chain->hunk->end - chain->hunk->last; } else { ngx_test_null(wsabuf, ngx_push_array(&io), NGX_ERROR); wsabuf->buf = chain->hunk->last; wsabuf->len = chain->hunk->end - chain->hunk->last; } size += chain->hunk->end - chain->hunk->last; prev = chain->hunk->end; chain = chain->next; } ngx_log_debug(c->log, "WSARecv: %d:%d" _ io.nelts _ wsabuf->len); rc = WSARecv(c->fd, io.elts, io.nelts, &bytes, &flags, NULL, NULL); rev = c->read; if (rc == -1) { rev->ready = 0; err = ngx_socket_errno; if (err == WSAEWOULDBLOCK) { ngx_log_error(NGX_LOG_INFO, c->log, err, "WSARecv() EAGAIN"); return NGX_AGAIN; } rev->error = 1; ngx_log_error(NGX_LOG_CRIT, c->log, err, "WSARecv() failed"); return NGX_ERROR; } if (bytes < size) { rev->ready = 0; } if (bytes == 0) { rev->eof = 1; } return bytes; }