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authorHoward Chu <hyc@highlandsun.com>2010-05-12 23:07:20 +0200
committerDaniel Stenberg <daniel@haxx.se>2010-05-12 23:07:20 +0200
commit04cb15ae9dc0e863487ee55de2226cf5033311c0 (patch)
treebce4eb1a51164342cf35ba456a225fc1fefa9766 /lib/curl_rtmp.c
parentbc8fc9803fbd0fa9daf0dba796d42d03faf49120 (diff)
downloadcurl-04cb15ae9dc0e863487ee55de2226cf5033311c0.tar.gz
RTMP: initial support added, powered by librtmp
librtmp is found at http://rtmpdump.mplayerhq.hu/
Diffstat (limited to 'lib/curl_rtmp.c')
-rw-r--r--lib/curl_rtmp.c267
1 files changed, 267 insertions, 0 deletions
diff --git a/lib/curl_rtmp.c b/lib/curl_rtmp.c
new file mode 100644
index 000000000..4700719ba
--- /dev/null
+++ b/lib/curl_rtmp.c
@@ -0,0 +1,267 @@
+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 2010, Howard Chu, <hyc@highlandsun.com>
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ***************************************************************************/
+
+#include "setup.h"
+
+#ifdef USE_LIBRTMP
+
+#include "urldata.h"
+#include <curl/curl.h>
+#include <librtmp/rtmp.h>
+
+#ifdef _WIN32
+#define setsockopt(a,b,c,d,e) (setsockopt)(a,b,c,(const char *)d,(int)e)
+#define SET_RCVTIMEO(tv,s) int tv = s*1000
+#else
+#define SET_RCVTIMEO(tv,s) struct timeval tv = {s,0}
+#endif
+
+#define DEF_BUFTIME (2*60*60*1000) /* 2 hours */
+
+static CURLcode rtmp_setup(struct connectdata *conn);
+static CURLcode rtmp_do(struct connectdata *conn, bool *done);
+static CURLcode rtmp_done(struct connectdata *conn, CURLcode, bool premature);
+static CURLcode rtmp_connect(struct connectdata *conn, bool *done);
+static CURLcode rtmp_disconnect(struct connectdata *conn);
+
+static Curl_recv rtmp_recv;
+static Curl_send rtmp_send;
+
+/*
+ * RTMP protocol handler.h, based on http://rtmpdump.mplayerhq.hu
+ */
+
+const struct Curl_handler Curl_handler_rtmp = {
+ "RTMP", /* scheme */
+ rtmp_setup, /* setup_connection */
+ rtmp_do, /* do_it */
+ rtmp_done, /* done */
+ ZERO_NULL, /* do_more */
+ rtmp_connect, /* connect_it */
+ ZERO_NULL, /* connecting */
+ ZERO_NULL, /* doing */
+ ZERO_NULL, /* proto_getsock */
+ ZERO_NULL, /* doing_getsock */
+ ZERO_NULL, /* perform_getsock */
+ rtmp_disconnect, /* disconnect */
+ PORT_RTMP, /* defport */
+ PROT_RTMP /* protocol */
+};
+
+const struct Curl_handler Curl_handler_rtmpt = {
+ "RTMPT", /* scheme */
+ rtmp_setup, /* setup_connection */
+ rtmp_do, /* do_it */
+ rtmp_done, /* done */
+ ZERO_NULL, /* do_more */
+ rtmp_connect, /* connect_it */
+ ZERO_NULL, /* connecting */
+ ZERO_NULL, /* doing */
+ ZERO_NULL, /* proto_getsock */
+ ZERO_NULL, /* doing_getsock */
+ ZERO_NULL, /* perform_getsock */
+ rtmp_disconnect, /* disconnect */
+ PORT_RTMPT, /* defport */
+ PROT_RTMPT /* protocol */
+};
+
+const struct Curl_handler Curl_handler_rtmpe = {
+ "RTMPE", /* scheme */
+ rtmp_setup, /* setup_connection */
+ rtmp_do, /* do_it */
+ rtmp_done, /* done */
+ ZERO_NULL, /* do_more */
+ rtmp_connect, /* connect_it */
+ ZERO_NULL, /* connecting */
+ ZERO_NULL, /* doing */
+ ZERO_NULL, /* proto_getsock */
+ ZERO_NULL, /* doing_getsock */
+ ZERO_NULL, /* perform_getsock */
+ rtmp_disconnect, /* disconnect */
+ PORT_RTMP, /* defport */
+ PROT_RTMPE /* protocol */
+};
+
+const struct Curl_handler Curl_handler_rtmpte = {
+ "RTMPTE", /* scheme */
+ rtmp_setup, /* setup_connection */
+ rtmp_do, /* do_it */
+ rtmp_done, /* done */
+ ZERO_NULL, /* do_more */
+ rtmp_connect, /* connect_it */
+ ZERO_NULL, /* connecting */
+ ZERO_NULL, /* doing */
+ ZERO_NULL, /* proto_getsock */
+ ZERO_NULL, /* doing_getsock */
+ ZERO_NULL, /* perform_getsock */
+ rtmp_disconnect, /* disconnect */
+ PORT_RTMPT, /* defport */
+ PROT_RTMPTE /* protocol */
+};
+
+const struct Curl_handler Curl_handler_rtmps = {
+ "RTMPS", /* scheme */
+ rtmp_setup, /* setup_connection */
+ rtmp_do, /* do_it */
+ rtmp_done, /* done */
+ ZERO_NULL, /* do_more */
+ rtmp_connect, /* connect_it */
+ ZERO_NULL, /* connecting */
+ ZERO_NULL, /* doing */
+ ZERO_NULL, /* proto_getsock */
+ ZERO_NULL, /* doing_getsock */
+ ZERO_NULL, /* perform_getsock */
+ rtmp_disconnect, /* disconnect */
+ PORT_RTMPS, /* defport */
+ PROT_RTMPS /* protocol */
+};
+const struct Curl_handler Curl_handler_rtmpts = {
+ "RTMPTS", /* scheme */
+ rtmp_setup, /* setup_connection */
+ rtmp_do, /* do_it */
+ rtmp_done, /* done */
+ ZERO_NULL, /* do_more */
+ rtmp_connect, /* connect_it */
+ ZERO_NULL, /* connecting */
+ ZERO_NULL, /* doing */
+ ZERO_NULL, /* proto_getsock */
+ ZERO_NULL, /* doing_getsock */
+ ZERO_NULL, /* perform_getsock */
+ rtmp_disconnect, /* disconnect */
+ PORT_RTMPS, /* defport */
+ PROT_RTMPTS /* protocol */
+};
+
+static CURLcode rtmp_setup(struct connectdata *conn)
+{
+ int rc;
+ RTMP *r = RTMP_Alloc();
+
+ if (!r)
+ return CURLE_OUT_OF_MEMORY;
+
+ RTMP_Init(r);
+ RTMP_SetBufferMS(r, DEF_BUFTIME);
+ if (!RTMP_SetupURL(r, conn->data->change.url)) {
+ RTMP_Free(r);
+ return CURLE_URL_MALFORMAT;
+ }
+ conn->proto.generic = r;
+ return CURLE_OK;
+}
+
+static CURLcode rtmp_connect(struct connectdata *conn, bool *done)
+{
+ RTMP *r = conn->proto.generic;
+ SET_RCVTIMEO(tv,10);
+
+ r->m_sb.sb_socket = conn->sock[FIRSTSOCKET];
+
+ /* We have to know if it's a write before we send the
+ * connect request packet
+ */
+ if (conn->data->set.upload)
+ r->Link.protocol |= RTMP_FEATURE_WRITE;
+
+ /* For plain streams, use the buffer toggle trick to keep data flowing */
+ if (!(r->Link.lFlags & RTMP_LF_LIVE) && !(r->Link.protocol & RTMP_FEATURE_HTTP))
+ r->Link.lFlags |= RTMP_LF_BUFX;
+
+ curlx_nonblock(r->m_sb.sb_socket, FALSE);
+ setsockopt(r->m_sb.sb_socket, SOL_SOCKET, SO_RCVTIMEO, (char *)&tv, sizeof(tv));
+
+ if (!RTMP_Connect1(r, NULL))
+ return CURLE_FAILED_INIT;
+
+ /* Clients must send a periodic BytesReceived report to the server */
+ r->m_bSendCounter = true;
+
+ *done = TRUE;
+ conn->recv[FIRSTSOCKET] = rtmp_recv;
+ conn->send[FIRSTSOCKET] = rtmp_send;
+ return CURLE_OK;
+}
+
+static CURLcode rtmp_do(struct connectdata *conn, bool *done)
+{
+ RTMP *r = conn->proto.generic;
+
+ if (!RTMP_ConnectStream(r, 0))
+ return CURLE_FAILED_INIT;
+
+ if (conn->data->set.upload) {
+ Curl_pgrsSetUploadSize(conn->data, conn->data->set.infilesize);
+ Curl_setup_transfer(conn, -1, -1, FALSE, NULL, FIRSTSOCKET, NULL);
+ } else
+ Curl_setup_transfer(conn, FIRSTSOCKET, -1, FALSE, NULL, -1, NULL);
+ *done = TRUE;
+ return CURLE_OK;
+}
+
+static CURLcode rtmp_done(struct connectdata *conn, CURLcode status,
+ bool premature)
+{
+ return CURLE_OK;
+}
+
+static CURLcode rtmp_disconnect(struct connectdata *conn)
+{
+ RTMP *r = conn->proto.generic;
+ if (r) {
+ conn->proto.generic = NULL;
+ RTMP_Close(r);
+ RTMP_Free(r);
+ }
+ return CURLE_OK;
+}
+
+static ssize_t rtmp_recv(struct connectdata *conn, int sockindex, char *buf,
+ size_t len, CURLcode *err)
+{
+ RTMP *r = conn->proto.generic;
+ ssize_t nread;
+
+ nread = RTMP_Read(r, buf, len);
+ if (nread < 0) {
+ if (r->m_read.status == RTMP_READ_COMPLETE ||
+ r->m_read.status == RTMP_READ_EOF) {
+ conn->data->req.size = conn->data->req.bytecount;
+ nread = 0;
+ } else
+ *err = CURLE_RECV_ERROR;
+ }
+ return nread;
+}
+
+static ssize_t rtmp_send(struct connectdata *conn, int sockindex,
+ const void *buf, size_t len, CURLcode *err)
+{
+ RTMP *r = conn->proto.generic;
+ ssize_t num;
+
+ num = RTMP_Write(r, (char *)buf, len);
+ if (num < 0) {
+ *err = CURLE_SEND_ERROR;
+ }
+ return num;
+}
+#endif /* USE_LIBRTMP */