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gstreamer/ext/neon/gstneonhttpsrc.c
Edgard Lima af9d0408cd Allow HTTP redirect (HTTP status code 302). 
Original commit message from CVS:
Allow HTTP redirect (HTTP status code 302).
2006-08-04 21:04:55 +00:00

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25 KiB
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/* vim: set sw=2: -*- Mode: C; tab-width: 2; indent-tabs-mode: t; c-basic-offset: 2; c-indent-level: 2 -*- */
/* GStreamer
* Copyright (C) <2005> Edgard Lima <edgard.lima@indt.org.br>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstneonhttpsrc.h"
#include <string.h>
#include <unistd.h>
#include <ne_redirect.h>
#ifndef NE_FREE
#define NEON_026_OR_LATER 1
#endif
#define HTTP_DEFAULT_HOST "localhost"
#define HTTP_DEFAULT_PORT 80
#define HTTPS_DEFAULT_PORT 443
GST_DEBUG_CATEGORY_STATIC (neonhttpsrc_debug);
#define GST_CAT_DEFAULT neonhttpsrc_debug
#define MAX_READ_SIZE (4 * 1024)
/* max number of HTTP redirects, when iterating over a sequence of HTTP 302 status code */
#define MAX_HTTP_REDIRECTS_NUMBER 5
static const GstElementDetails gst_neonhttp_src_details =
GST_ELEMENT_DETAILS ("HTTP client source",
"Source/Network",
"Receive data as a client over the network via HTTP using NEON",
"Edgard Lima <edgard.lima@indt.org.br>");
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
enum
{
PROP_0,
PROP_LOCATION,
PROP_URI,
PROP_PROXY,
PROP_USER_AGENT,
PROP_IRADIO_MODE,
PROP_IRADIO_NAME,
PROP_IRADIO_GENRE,
PROP_IRADIO_URL,
PROP_NEON_HTTP_REDIRECT
#ifndef GST_DISABLE_GST_DEBUG
, PROP_NEON_HTTP_DBG
#endif
};
static void oom_callback ();
static gboolean set_proxy (GstNeonhttpSrc * src, const char *uri,
ne_uri * parsed, gboolean set_default);
static gboolean set_uri (GstNeonhttpSrc * src, const char *uri, ne_uri * parsed,
gboolean * ishttps, gchar ** uristr, gboolean set_default);
static void gst_neonhttp_src_finalize (GObject * gobject);
static GstFlowReturn gst_neonhttp_src_create (GstPushSrc * psrc,
GstBuffer ** outbuf);
static gboolean gst_neonhttp_src_start (GstBaseSrc * bsrc);
static gboolean gst_neonhttp_src_stop (GstBaseSrc * bsrc);
static gboolean gst_neonhttp_src_get_size (GstBaseSrc * bsrc, guint64 * size);
static void gst_neonhttp_src_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_neonhttp_src_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static void
gst_neonhttp_src_uri_handler_init (gpointer g_iface, gpointer iface_data);
static void
_urihandler_init (GType type)
{
static const GInterfaceInfo urihandler_info = {
gst_neonhttp_src_uri_handler_init,
NULL,
NULL
};
g_type_add_interface_static (type, GST_TYPE_URI_HANDLER, &urihandler_info);
GST_DEBUG_CATEGORY_INIT (neonhttpsrc_debug, "neonhttpsrc", 0,
"NEON HTTP src");
}
GST_BOILERPLATE_FULL (GstNeonhttpSrc, gst_neonhttp_src, GstPushSrc,
GST_TYPE_PUSH_SRC, _urihandler_init);
static void
gst_neonhttp_src_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&srctemplate));
gst_element_class_set_details (element_class, &gst_neonhttp_src_details);
}
static void
gst_neonhttp_src_class_init (GstNeonhttpSrcClass * klass)
{
GObjectClass *gobject_class;
GstBaseSrcClass *gstbasesrc_class;
GstPushSrcClass *gstpush_src_class;
gobject_class = (GObjectClass *) klass;
gstbasesrc_class = (GstBaseSrcClass *) klass;
gstpush_src_class = (GstPushSrcClass *) klass;
gobject_class->set_property = gst_neonhttp_src_set_property;
gobject_class->get_property = gst_neonhttp_src_get_property;
gobject_class->finalize = gst_neonhttp_src_finalize;
g_object_class_install_property
(gobject_class, PROP_LOCATION,
g_param_spec_string ("location", "Location",
"The location. In the form:"
"\n\t\t\thttp://a.com/file.txt - default port '80' "
"\n\t\t\thttp://a.com:80/file.txt "
"\n\t\t\ta.com/file.txt - defualt scheme 'HTTP' "
"\n\t\t\thttps://a.com/file.txt - default port '443' "
"\n\t\t\thttp:///file.txt - default host '" HTTP_DEFAULT_HOST "'",
"", G_PARAM_READWRITE));
g_object_class_install_property
(gobject_class, PROP_URI,
g_param_spec_string ("uri", "Uri",
"The location in form of a URI (deprecated; use location)",
"", G_PARAM_READWRITE));
g_object_class_install_property
(gobject_class, PROP_PROXY,
g_param_spec_string ("proxy", "Proxy",
"The proxy. In the form myproxy.mycompany.com:8080. "
"\n\t\t\tIf nothing is passed g_getenv(\"http_proxy\") will be used "
"\n\t\t\tIf that http_proxy enviroment var isn't define no proxy is used",
"", G_PARAM_READWRITE));
g_object_class_install_property
(gobject_class, PROP_USER_AGENT,
g_param_spec_string ("user-agent", "User-Agent",
"The User-Agent used for connection.",
"neonhttpsrc", G_PARAM_READWRITE));
g_object_class_install_property
(gobject_class, PROP_IRADIO_MODE,
g_param_spec_boolean ("iradio-mode", "iradio-mode",
"Enable internet radio mode (extraction of shoutcast/icecast metadata)",
FALSE, G_PARAM_READWRITE));
g_object_class_install_property (gobject_class,
PROP_IRADIO_NAME,
g_param_spec_string ("iradio-name",
"iradio-name", "Name of the stream", NULL, G_PARAM_READABLE));
g_object_class_install_property (gobject_class,
PROP_IRADIO_GENRE,
g_param_spec_string ("iradio-genre",
"iradio-genre", "Genre of the stream", NULL, G_PARAM_READABLE));
g_object_class_install_property (gobject_class,
PROP_IRADIO_URL,
g_param_spec_string ("iradio-url",
"iradio-url",
"Homepage URL for radio stream", NULL, G_PARAM_READABLE));
g_object_class_install_property
(gobject_class, PROP_NEON_HTTP_REDIRECT,
g_param_spec_boolean ("automatic-redirect", "automatic-redirect",
"Enable Neon HTTP Redirects (HTTP Status Code 302)",
FALSE, G_PARAM_READWRITE));
#ifndef GST_DISABLE_GST_DEBUG
g_object_class_install_property
(gobject_class, PROP_NEON_HTTP_DBG,
g_param_spec_boolean ("neon-http-debug", "neon-http-debug",
"Enable Neon HTTP debug messages", FALSE, G_PARAM_READWRITE));
#endif
gstbasesrc_class->start = gst_neonhttp_src_start;
gstbasesrc_class->stop = gst_neonhttp_src_stop;
gstbasesrc_class->get_size = gst_neonhttp_src_get_size;
gstpush_src_class->create = gst_neonhttp_src_create;
GST_DEBUG_CATEGORY_INIT (neonhttpsrc_debug, "neonhttpsrc", 0,
"NEON HTTP Client Source");
}
static void
gst_neonhttp_src_init (GstNeonhttpSrc * this, GstNeonhttpSrcClass * g_class)
{
this->session = NULL;
this->request = NULL;
memset (&this->uri, 0, sizeof (this->uri));
this->uristr = NULL;
memset (&this->proxy, 0, sizeof (this->proxy));
this->ishttps = FALSE;
this->content_size = -1;
set_uri (this, NULL, &this->uri, &this->ishttps, &this->uristr, TRUE);
set_proxy (this, NULL, &this->proxy, TRUE);
this->user_agent = g_strdup ("neonhttpsrc");
this->iradio_mode = FALSE;
this->iradio_name = NULL;
this->iradio_genre = NULL;
this->iradio_url = NULL;
this->icy_caps = NULL;
this->icy_metaint = 0;
}
static void
gst_neonhttp_src_finalize (GObject * gobject)
{
GstNeonhttpSrc *this = GST_NEONHTTP_SRC (gobject);
ne_uri_free (&this->uri);
ne_uri_free (&this->proxy);
g_free (this->user_agent);
g_free (this->iradio_name);
g_free (this->iradio_genre);
g_free (this->iradio_url);
if (this->icy_caps) {
gst_caps_unref (this->icy_caps);
this->icy_caps = NULL;
}
if (this->request) {
ne_request_destroy (this->request);
this->request = NULL;
}
if (this->session) {
ne_close_connection (this->session);
ne_session_destroy (this->session);
this->session = NULL;
}
if (this->uristr) {
ne_free (this->uristr);
}
G_OBJECT_CLASS (parent_class)->finalize (gobject);
}
static int
request_dispatch (GstNeonhttpSrc * src, GstBuffer * outbuf)
{
int ret;
int read = 0;
int sizetoread = GST_BUFFER_SIZE (outbuf);
/* Loop sending the request:
* Retry whilst authentication fails and we supply it. */
ssize_t len = 0;
while (sizetoread > 0) {
len = ne_read_response_block (src->request,
(char *) GST_BUFFER_DATA (outbuf) + read, sizetoread);
if (len > 0) {
read += len;
sizetoread -= len;
} else {
break;
}
}
GST_BUFFER_SIZE (outbuf) = read;
if (len < 0) {
read = -2;
goto done;
} else if (len == 0) {
ret = ne_end_request (src->request);
if (ret != NE_RETRY) {
if (ret == NE_OK) {
src->eos = TRUE;
} else {
read = -3;
}
}
goto done;
}
done:
return read;
}
static GstFlowReturn
gst_neonhttp_src_create (GstPushSrc * psrc, GstBuffer ** outbuf)
{
GstNeonhttpSrc *src;
GstFlowReturn ret;
int read;
src = GST_NEONHTTP_SRC (psrc);
/* The caller should know the number of bytes and not read beyond EOS. */
if (G_UNLIKELY (src->eos))
goto eos;
/* Create the buffer. */
ret = gst_pad_alloc_buffer (GST_BASE_SRC_PAD (GST_BASE_SRC (psrc)),
GST_BUFFER_OFFSET_NONE, GST_BASE_SRC (psrc)->blocksize,
src->icy_caps ? src->icy_caps :
GST_PAD_CAPS (GST_BASE_SRC_PAD (GST_BASE_SRC (psrc))), outbuf);
if (G_UNLIKELY (ret != GST_FLOW_OK))
goto done;
read = request_dispatch (src, *outbuf);
if (G_UNLIKELY (read < 0))
goto read_error;
done:
return ret;
/* ERRORS */
eos:
{
GST_DEBUG_OBJECT (src, "EOS reached");
return GST_FLOW_UNEXPECTED;
}
read_error:
{
GST_ELEMENT_ERROR (src, RESOURCE, READ,
(NULL), ("Could not read any bytes (%i, %s)", read,
ne_get_error (src->session)));
return GST_FLOW_ERROR;
}
}
/* The following two charset mangling functions were copied from gnomevfssrc.
* Preserve them under the unverified assumption that they do something vaguely
* worthwhile.
*/
static char *
unicodify (const char *str, int len, ...)
{
char *ret = NULL, *cset;
va_list args;
gsize bytes_read, bytes_written;
if (g_utf8_validate (str, len, NULL))
return g_strndup (str, len >= 0 ? len : strlen (str));
va_start (args, len);
while ((cset = va_arg (args, char *)) != NULL)
{
if (!strcmp (cset, "locale"))
ret = g_locale_to_utf8 (str, len, &bytes_read, &bytes_written, NULL);
else
ret = g_convert (str, len, "UTF-8", cset,
&bytes_read, &bytes_written, NULL);
if (ret)
break;
}
va_end (args);
return ret;
}
static char *
gst_neonhttp_src_unicodify (const char *str)
{
return unicodify (str, -1, "locale", "ISO-8859-1", NULL);
}
#define HTTP_SOCKET_ERROR -2
#define HTTP_REQUEST_WRONG_PROXY -1
/**
* Try to send the HTTP request to the Icecast server, and if possible deals with
* all the probable redirections (HTTP status code == 302)
*/
static gint
send_request_and_redirect (GstNeonhttpSrc * src, gboolean do_redir)
{
gint res;
gint http_status = 0;
const gchar *redir = g_strdup ("");
guint request_count = 0;
#ifndef GST_DISABLE_GST_DEBUG
if (src->neon_http_msgs_dbg)
ne_debug_init (stderr, NE_DBG_HTTP);
#endif
ne_oom_callback (oom_callback);
if ((res = ne_sock_init ()) != 0)
return HTTP_SOCKET_ERROR;
do {
src->session =
ne_session_create (src->uri.scheme, src->uri.host, src->uri.port);
if (src->proxy.host && src->proxy.port) {
ne_session_proxy (src->session, src->proxy.host, src->proxy.port);
} else if (src->proxy.host || src->proxy.port) {
/* both proxy host and port must be specified or none */
return HTTP_REQUEST_WRONG_PROXY;
}
src->request = ne_request_create (src->session, "GET", src->uri.path);
if (src->user_agent) {
ne_add_request_header (src->request, "User-Agent", src->user_agent);
}
if (src->iradio_mode) {
ne_add_request_header (src->request, "icy-metadata", "1");
}
res = ne_begin_request (src->request);
if (res == NE_OK) {
/* When the HTTP status code is 302, it is not the SHOUTcast streaming content yet;
* Reload the HTTP request with a new URI value */
http_status = ne_get_status (src->request)->code;
if (http_status == 302) {
/* the new URI value to go when redirecting can be found on the 'Location' HTTP header */
redir = ne_get_response_header (src->request, "Location");
if (redir != NULL) {
ne_uri_free (&src->uri);
set_uri (src, redir, &src->uri, &src->ishttps, &src->uristr, FALSE);
#ifndef GST_DISABLE_GST_DEBUG
if (src->neon_http_msgs_dbg)
GST_LOG_OBJECT (src,
"--> Got HTTP Status Code %d; Using 'Location' header [%s]\n",
http_status, src->uri.host);
#endif
}
}
/* if - http_status == 302 */
}
/* if - NE_OK */
++request_count;
if (http_status == 302) {
GST_WARNING_OBJECT (src, "%s %s.\n",
(request_count < MAX_HTTP_REDIRECTS_NUMBER)
&& do_redir ? "Redirecting to" :
"WILL NOT redirect, try it again with a different URI; an alternative is",
src->uri.host);
}
#ifndef GST_DISABLE_GST_DEBUG
if (src->neon_http_msgs_dbg)
GST_LOG_OBJECT (src, "--> request_count = %d\n", request_count);
#endif
/* do the redirect, go back to send another HTTP request now using the 'Location' */
} while (do_redir && (request_count < MAX_HTTP_REDIRECTS_NUMBER)
&& http_status == 302);
return res;
}
/* create a socket for connecting to remote server */
static gboolean
gst_neonhttp_src_start (GstBaseSrc * bsrc)
{
GstNeonhttpSrc *src = GST_NEONHTTP_SRC (bsrc);
const char *content_length;
gint res = send_request_and_redirect (src, src->neon_http_redirect);
if (res != NE_OK) {
if (res == HTTP_SOCKET_ERROR) {
#ifndef GST_DISABLE_GST_DEBUG
if (src->neon_http_msgs_dbg) {
GST_ERROR_OBJECT (src, "HTTP Request failed when opening socket!\n");
}
#endif
goto init_failed;
} else if (res == HTTP_REQUEST_WRONG_PROXY) {
#ifndef GST_DISABLE_GST_DEBUG
if (src->neon_http_msgs_dbg) {
GST_ERROR_OBJECT (src,
"Proxy Server URI is invalid to the HTTP Request!\n");
}
#endif
goto wrong_proxy;
} else {
#ifndef GST_DISABLE_GST_DEBUG
if (src->neon_http_msgs_dbg) {
GST_ERROR_OBJECT (src, "HTTP Request failed, error unrecognized!\n");
}
#endif
goto begin_req_failed;
}
}
content_length = ne_get_response_header (src->request, "Content-Length");
if (content_length)
src->content_size = g_ascii_strtoull (content_length, NULL, 10);
else
src->content_size = -1;
if (src->iradio_mode) {
/* Icecast stuff */
const char *str_value;
gint gint_value;
str_value = ne_get_response_header (src->request, "icy-metaint");
if (str_value) {
if (sscanf (str_value, "%d", &gint_value) == 1) {
if (src->icy_caps) {
gst_caps_unref (src->icy_caps);
src->icy_caps = NULL;
}
src->icy_metaint = gint_value;
src->icy_caps = gst_caps_new_simple ("application/x-icy",
"metadata-interval", G_TYPE_INT, src->icy_metaint, NULL);
}
}
str_value = ne_get_response_header (src->request, "icy-name");
if (str_value) {
if (src->iradio_name) {
g_free (src->iradio_name);
src->iradio_name = NULL;
}
src->iradio_name = gst_neonhttp_src_unicodify (str_value);
}
str_value = ne_get_response_header (src->request, "icy-genre");
if (str_value) {
if (src->iradio_genre) {
g_free (src->iradio_genre);
src->iradio_genre = NULL;
}
src->iradio_genre = gst_neonhttp_src_unicodify (str_value);
}
str_value = ne_get_response_header (src->request, "icy-url");
if (str_value) {
if (src->iradio_url) {
g_free (src->iradio_url);
src->iradio_url = NULL;
}
src->iradio_url = gst_neonhttp_src_unicodify (str_value);
}
}
return TRUE;
/* ERRORS */
init_failed:
{
GST_ELEMENT_ERROR (src, LIBRARY, INIT,
(NULL), ("Could not initialize neon library (%i)", res));
return FALSE;
}
wrong_proxy:
{
GST_ELEMENT_ERROR (src, LIBRARY, INIT,
(NULL), ("Both proxy host and port must be specified or none"));
return FALSE;
}
begin_req_failed:
{
GST_ELEMENT_ERROR (src, LIBRARY, INIT,
(NULL), ("Could not begin request (%i)", res));
return FALSE;
}
}
static gboolean
gst_neonhttp_src_get_size (GstBaseSrc * bsrc, guint64 * size)
{
GstNeonhttpSrc *src;
src = GST_NEONHTTP_SRC (bsrc);
if (src->content_size != -1)
return FALSE;
*size = src->content_size;
return TRUE;
}
/* close the socket and associated resources
* used both to recover from errors and go to NULL state */
static gboolean
gst_neonhttp_src_stop (GstBaseSrc * bsrc)
{
GstNeonhttpSrc *src;
src = GST_NEONHTTP_SRC (bsrc);
if (src->iradio_name) {
g_free (src->iradio_name);
src->iradio_name = NULL;
}
if (src->iradio_genre) {
g_free (src->iradio_genre);
src->iradio_genre = NULL;
}
if (src->iradio_url) {
g_free (src->iradio_url);
src->iradio_url = NULL;
}
if (src->icy_caps) {
gst_caps_unref (src->icy_caps);
src->icy_caps = NULL;
}
if (src->request) {
ne_request_destroy (src->request);
src->request = NULL;
}
if (src->session) {
ne_close_connection (src->session);
ne_session_destroy (src->session);
src->session = NULL;
}
src->eos = FALSE;
return TRUE;
}
static gboolean
set_proxy (GstNeonhttpSrc * src, const char *uri, ne_uri * parsed,
gboolean set_default)
{
ne_uri_free (parsed);
if (set_default) {
const char *str = g_getenv ("http_proxy");
if (str) {
if (ne_uri_parse (str, parsed) != 0)
goto cannot_parse;
}
return TRUE;
}
if (ne_uri_parse (uri, parsed) != 0)
goto error;
if (parsed->scheme)
GST_WARNING ("The proxy schema shouldn't be defined");
if (parsed->host && !parsed->port)
goto error;
#ifdef NEON_026_OR_LATER
if (!parsed->path || parsed->userinfo)
goto error;
#else
if (!parsed->path || parsed->authinfo)
goto error;
#endif
return TRUE;
/* ERRORS */
error:
{
ne_uri_free (parsed);
return FALSE;
}
cannot_parse:
{
GST_WARNING_OBJECT (src,
"The proxy set on http_proxy env var isn't well formated");
ne_uri_free (parsed);
return TRUE;
}
}
static gboolean
set_uri (GstNeonhttpSrc * src, const char *uri, ne_uri * parsed,
gboolean * ishttps, gchar ** uristr, gboolean set_default)
{
ne_uri_free (parsed);
if (uristr && *uristr) {
ne_free (*uristr);
*uristr = NULL;
}
if (set_default) {
parsed->scheme = g_strdup ("http");
parsed->host = g_strdup (HTTP_DEFAULT_HOST);
parsed->port = HTTP_DEFAULT_PORT;
parsed->path = g_strdup ("/");
*ishttps = FALSE;
goto done;
}
if (ne_uri_parse (uri, parsed) != 0)
goto parse_error;
if (parsed->scheme == NULL) {
parsed->scheme = g_strdup ("http");
*ishttps = FALSE;
} else {
if (strcmp (parsed->scheme, "https") == 0)
*ishttps = TRUE;
else
*ishttps = FALSE;
}
if (parsed->host == NULL)
parsed->host = g_strdup (HTTP_DEFAULT_HOST);
if (parsed->port == 0) {
if (*ishttps)
parsed->port = HTTPS_DEFAULT_PORT;
else
parsed->port = HTTP_DEFAULT_PORT;
}
if (!parsed->path)
parsed->path = g_strdup ("");
done:
if (uristr)
*uristr = ne_uri_unparse (parsed);
return TRUE;
/* ERRORS */
parse_error:
{
if (uristr && *uristr) {
ne_free (*uristr);
*uristr = NULL;
}
ne_uri_free (parsed);
return FALSE;
}
}
static void
gst_neonhttp_src_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstNeonhttpSrc *this = GST_NEONHTTP_SRC (object);
switch (prop_id) {
case PROP_PROXY:
{
if (!g_value_get_string (value)) {
GST_WARNING ("proxy property cannot be NULL");
goto done;
}
if (!set_proxy (this, g_value_get_string (value), &this->proxy, FALSE)) {
GST_WARNING ("badly formated proxy");
goto done;
}
break;
}
case PROP_URI:
case PROP_LOCATION:
{
if (!g_value_get_string (value)) {
GST_WARNING ("location property cannot be NULL");
goto done;
}
if (!set_uri (this, g_value_get_string (value), &this->uri,
&this->ishttps, &this->uristr, FALSE)) {
GST_WARNING ("badly formated location");
goto done;
}
break;
}
case PROP_USER_AGENT:
{
if (this->user_agent) {
g_free (this->user_agent);
this->user_agent = NULL;
}
if (g_value_get_string (value)) {
this->user_agent = g_strdup (g_value_get_string (value));
}
break;
}
case PROP_IRADIO_MODE:
{
this->iradio_mode = g_value_get_boolean (value);
break;
}
case PROP_NEON_HTTP_REDIRECT:
{
this->neon_http_redirect = g_value_get_boolean (value);
break;
}
#ifndef GST_DISABLE_GST_DEBUG
case PROP_NEON_HTTP_DBG:
{
this->neon_http_msgs_dbg = g_value_get_boolean (value);
break;
}
#endif
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
done:
return;
}
static void
gst_neonhttp_src_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstNeonhttpSrc *neonhttpsrc = GST_NEONHTTP_SRC (object);
switch (prop_id) {
case PROP_PROXY:
{
char *str;
if (neonhttpsrc->proxy.host) {
str = ne_uri_unparse (&neonhttpsrc->proxy);
if (!str)
break;
g_value_set_string (value, str);
ne_free (str);
} else {
g_value_set_string (value, "");
}
break;
}
case PROP_URI:
case PROP_LOCATION:
{
char *str;
if (neonhttpsrc->uri.host) {
str = ne_uri_unparse (&neonhttpsrc->uri);
if (!str)
break;
g_value_set_string (value, str);
ne_free (str);
} else {
g_value_set_string (value, "");
}
break;
}
case PROP_USER_AGENT:
{
g_value_set_string (value, neonhttpsrc->user_agent);
break;
}
case PROP_IRADIO_MODE:
g_value_set_boolean (value, neonhttpsrc->iradio_mode);
break;
case PROP_IRADIO_NAME:
g_value_set_string (value, neonhttpsrc->iradio_name);
break;
case PROP_IRADIO_GENRE:
g_value_set_string (value, neonhttpsrc->iradio_genre);
break;
case PROP_IRADIO_URL:
g_value_set_string (value, neonhttpsrc->iradio_url);
break;
case PROP_NEON_HTTP_REDIRECT:
g_value_set_boolean (value, neonhttpsrc->neon_http_redirect);
break;
#ifndef GST_DISABLE_GST_DEBUG
case PROP_NEON_HTTP_DBG:
g_value_set_boolean (value, neonhttpsrc->neon_http_msgs_dbg);
break;
#endif
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
/* entry point to initialize the plug-in
* initialize the plug-in itself
* register the element factories and pad templates
* register the features
*/
static gboolean
plugin_init (GstPlugin * plugin)
{
return gst_element_register (plugin, "neonhttpsrc", GST_RANK_NONE,
GST_TYPE_NEONHTTP_SRC);
}
/* this is the structure that gst-register looks for
* so keep the name plugin_desc, or you cannot get your plug-in registered */
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"neon",
"lib neon http client src",
plugin_init, VERSION, "LGPL", "GStreamer", "http://gstreamer.net/")
/*** GSTURIHANDLER INTERFACE *************************************************/
static guint gst_neonhttp_src_uri_get_type (void)
{
return GST_URI_SRC;
}
static gchar **
gst_neonhttp_src_uri_get_protocols (void)
{
static gchar *protocols[] = { "http", "https", NULL };
return protocols;
}
static const gchar *
gst_neonhttp_src_uri_get_uri (GstURIHandler * handler)
{
GstNeonhttpSrc *src = GST_NEONHTTP_SRC (handler);
return src->uristr;
}
static gboolean
gst_neonhttp_src_uri_set_uri (GstURIHandler * handler, const gchar * uri)
{
GstNeonhttpSrc *src = GST_NEONHTTP_SRC (handler);
return set_uri (src, uri, &src->uri, &src->ishttps, &src->uristr, FALSE);
}
static void
gst_neonhttp_src_uri_handler_init (gpointer g_iface, gpointer iface_data)
{
GstURIHandlerInterface *iface = (GstURIHandlerInterface *) g_iface;
iface->get_type = gst_neonhttp_src_uri_get_type;
iface->get_protocols = gst_neonhttp_src_uri_get_protocols;
iface->get_uri = gst_neonhttp_src_uri_get_uri;
iface->set_uri = gst_neonhttp_src_uri_set_uri;
}
/* NEON CALLBACK */
static void
oom_callback ()
{
GST_ERROR ("memory exeception in neon\n");
}
void
size_header_handler (void *userdata, const char *value)
{
GstNeonhttpSrc *src = GST_NEONHTTP_SRC (userdata);
src->content_size = g_ascii_strtoull (value, NULL, 10);
GST_DEBUG_OBJECT (src, "content size = %lld bytes", src->content_size);
}
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