#define URL_PROTOCOL_FLAG_NESTED_SCHEME 1 /*< The protocol name can be the first part of a nested protocol scheme */
#define URL_PROTOCOL_FLAG_NETWORK 2 /*< The protocol uses network */
-extern int (*url_interrupt_cb)(void);
-
extern const AVClass ffurl_context_class;
typedef struct URLContext {
int64_t (*url_read_seek)(URLContext *h, int stream_index,
int64_t timestamp, int flags);
int (*url_get_file_handle)(URLContext *h);
+ int (*url_get_multi_file_handle)(URLContext *h, int **handles,
+ int *numhandles);
+ int (*url_shutdown)(URLContext *h, int flags);
int priv_data_size;
const AVClass *priv_data_class;
int flags;
int ffurl_get_file_handle(URLContext *h);
/**
- * Register the URLProtocol protocol.
+ * Return the file descriptors associated with this URL.
*
- * @param size the size of the URLProtocol struct referenced
+ * @return 0 on success or <0 on error.
*/
-int ffurl_register_protocol(URLProtocol *protocol, int size);
+int ffurl_get_multi_file_handle(URLContext *h, int **handles, int *numhandles);
+
+/**
+ * Signal the URLContext that we are done reading or writing the stream.
+ *
+ * @param h pointer to the resource
+ * @param flags flags which control how the resource indicated by url
+ * is to be shutdown
+ *
+ * @return a negative value if an error condition occurred, 0
+ * otherwise
+ */
+int ffurl_shutdown(URLContext *h, int flags);
+
+/**
+ * Register the URLProtocol protocol.
+ */
+int ffurl_register_protocol(URLProtocol *protocol);
/**
* Check if the user has requested to interrup a blocking function
*
* @param prev result of the previous call to this functions or NULL.
*/
-URLProtocol *ffurl_protocol_next(URLProtocol *prev);
+URLProtocol *ffurl_protocol_next(const URLProtocol *prev);
/* udp.c */
int ff_udp_set_remote_url(URLContext *h, const char *uri);
int ff_udp_get_local_port(URLContext *h);
+/**
+ * Assemble a URL string from components. This is the reverse operation
+ * of av_url_split.
+ *
+ * Note, this requires networking to be initialized, so the caller must
+ * ensure ff_network_init has been called.
+ *
+ * @see av_url_split
+ *
+ * @param str the buffer to fill with the url
+ * @param size the size of the str buffer
+ * @param proto the protocol identifier, if null, the separator
+ * after the identifier is left out, too
+ * @param authorization an optional authorization string, may be null.
+ * An empty string is treated the same as a null string.
+ * @param hostname the host name string
+ * @param port the port number, left out from the string if negative
+ * @param fmt a generic format string for everything to add after the
+ * host/port, may be null
+ * @return the number of characters written to the destination buffer
+ */
+int ff_url_join(char *str, int size, const char *proto,
+ const char *authorization, const char *hostname,
+ int port, const char *fmt, ...) av_printf_format(7, 8);
+
+/*
+ * Convert a relative url into an absolute url, given a base url.
+ *
+ * @param buf the buffer where output absolute url is written
+ * @param size the size of buf
+ * @param base the base url, may be equal to buf.
+ * @param rel the new url, which is interpreted relative to base
+ */
+void ff_make_absolute_url(char *buf, int size, const char *base,
+ const char *rel);
+
+
#endif /* AVFORMAT_URL_H */