#include <gpac/download.h>
#include <gpac/network.h>
#include <gpac/token.h>
#include <gpac/thread.h>
#include <gpac/list.h>
#include <gpac/base_coding.h>
#include <gpac/tools.h>
#include <gpac/cache.h>
#include <gpac/filters.h>
#include <gpac/revision.h>
#include <gpac/crypt.h>

Data Structures
struct	GF_HTTPHeader

struct	GF_PartialDownload

struct	GF_SessTask

struct	GF_DownloadSession

struct	GF_DownloadManager

struct	cache_probe

Macros
#define	SIZE_IN_STREAM ( 2 << 29 )

#define	SESSION_RETRY_COUNT 10

#define	SESSION_RETRY_SSL 8

#define	GF_DOWNLOAD_AGENT_NAME "GPAC/"GPAC_VERSION "-rev" GPAC_GIT_REVISION

#define	GF_DOWNLOAD_BUFFER_SIZE 131072

#define	GF_DOWNLOAD_BUFFER_SIZE_LIMIT_RATE GF_DOWNLOAD_BUFFER_SIZE/20

#define	SET_LAST_ERR(_e) sess->last_error = _e;

#define	PUSH_HDR(_name, _value)

Enumerations
enum	{ GF_DOWNLOAD_SESSION_USE_SSL = 1<<10 , GF_DOWNLOAD_SESSION_THREAD_DEAD = 1<<11 , GF_DOWNLOAD_SESSION_SSL_FORCED = 1<<12 }

enum	REQUEST_TYPE { GET = 0 , HEAD = 1 , OTHER = 2 }

enum	HTTPCloseType { HTTP_NO_CLOSE =0 , HTTP_CLOSE , HTTP_RESET_CONN }

Functions
static void	gf_dm_data_received (GF_DownloadSession sess, u8 payload, u32 payload_size, Bool store_in_init, u32 rewrite_size, u8 original_payload)

static GF_Err	gf_dm_read_data (GF_DownloadSession sess, char data, u32 data_size, u32 *out_read)

static void	gf_dm_connect (GF_DownloadSession *sess)

GF_Err	gf_dm_sess_send (GF_DownloadSession sess, u8 data, u32 size)

GF_Err	gf_dm_sess_flush_async (GF_DownloadSession *sess, Bool no_select)

static GF_Err	dm_sess_write (GF_DownloadSession sess, const u8 buffer, u32 size)

void	dm_sess_sk_del (GF_DownloadSession *sess)

static void	sess_connection_closed (GF_DownloadSession *sess)

GF_Err	gf_cache_write_to_cache (const DownloadedCacheEntry entry, const GF_DownloadSession sess, const char data, const u32 size, GF_Mutex *mx)

GF_Err	gf_cache_close_write_cache (const DownloadedCacheEntry entry, const GF_DownloadSession *sess, Bool success)
	Close the write file pointer of cache This function also flushes all buffers, so cache will always be consistent after.

GF_Err	gf_cache_open_write_cache (const DownloadedCacheEntry entry, const GF_DownloadSession *sess)
	Open the write file pointer of cache This function prepares calls for gf_cache_write_to_cache.

void	gf_cache_set_end_range (DownloadedCacheEntry entry, u64 range_end)

Bool	gf_cache_is_in_progress (const DownloadedCacheEntry entry)

static GF_Err	gf_user_credentials_save_digest (GF_DownloadManager dm, GF_UserCredentials creds, const char *password, Bool store_info)
	Saves the digest for authentication of password and username.

GF_UserCredentials *	gf_user_credentials_find_for_site (GF_DownloadManager dm, const char server_name, const char *user_name)

static void	on_user_pass (void udta, const char user, const char *pass, Bool store_info)

static GF_Err	gf_user_credentials_ask_password (GF_DownloadManager dm, GF_UserCredentials creds, Bool secure)
	Asks the user for credentials for given site.

GF_UserCredentials *	gf_user_credentials_register (GF_DownloadManager dm, Bool secure, const char server_name, const char username, const char password, Bool valid)

static Bool	gf_dm_is_local (GF_DownloadManager dm, const char url)

static Bool	gf_dm_can_handle_url (GF_DownloadManager dm, const char url)

DownloadedCacheEntry	gf_dm_find_cached_entry_by_url (GF_DownloadSession *sess)

DownloadedCacheEntry	gf_cache_create_entry (GF_DownloadManager dm, const char cache_directory, const char url, u64 start_range, u64 end_range, Bool mem_storage, GF_Mutex mx)

s32	gf_cache_remove_session_from_cache_entry (DownloadedCacheEntry entry, GF_DownloadSession *sess)

Bool	gf_cache_set_mime (const DownloadedCacheEntry entry, const char *mime)

Bool	gf_cache_set_range (const DownloadedCacheEntry entry, u64 size, u64 start_range, u64 end_range)

Bool	gf_cache_set_content (const DownloadedCacheEntry entry, GF_Blob blob, Bool copy, GF_Mutex mx)

Bool	gf_cache_set_headers (const DownloadedCacheEntry entry, const char *headers)

Bool	gf_cache_set_downtime (const DownloadedCacheEntry entry, u32 download_time_ms)

static void	gf_dm_remove_cache_entry_from_session (GF_DownloadSession *sess)

s32	gf_cache_add_session_to_cache_entry (DownloadedCacheEntry entry, GF_DownloadSession *sess)

Bool	gf_cache_entry_persistent (const DownloadedCacheEntry entry)

void	gf_cache_entry_set_persistent (const DownloadedCacheEntry entry)

static void	gf_dm_sess_notify_state (GF_DownloadSession *sess, GF_NetIOStatus dnload_status, GF_Err error)

static void	gf_dm_configure_cache (GF_DownloadSession *sess)

void	gf_dm_delete_cached_file_entry (const GF_DownloadManager dm, const char url)
	Marks the cache file to be deleted once the file is not used anymore by any session.

GF_EXPORT void	gf_dm_delete_cached_file_entry_session (const GF_DownloadSession sess, const char url)

void	gf_dm_sess_set_header (GF_DownloadSession sess, const char name, const char *value)

GF_Err	gf_dm_sess_send_reply (GF_DownloadSession sess, u32 reply_code, const char response_body, Bool no_body)

void	gf_dm_sess_clear_headers (GF_DownloadSession *sess)

static void	gf_dm_disconnect (GF_DownloadSession *sess, HTTPCloseType close_type)

GF_EXPORT void	gf_dm_sess_del (GF_DownloadSession *sess)
	downloader session destructor

void	http_do_requests (GF_DownloadSession *sess)

static void	gf_dm_sess_user_io (GF_DownloadSession sess, GF_NETIO_Parameter par)

GF_EXPORT GF_Err	gf_dm_sess_last_error (GF_DownloadSession *sess)
	gets last session error

GF_EXPORT void	gf_dm_url_info_init (GF_URL_Info *info)

GF_EXPORT void	gf_dm_url_info_del (GF_URL_Info *info)

static s32	gf_dm_parse_protocol (const char url, GF_URL_Info info)

GF_EXPORT GF_Err	gf_dm_get_url_info (const char url, GF_URL_Info info, const char *baseURL)

char *	gf_cache_get_forced_headers (const DownloadedCacheEntry entry)

u32	gf_cache_get_downtime (const DownloadedCacheEntry entry)

Bool	gf_cache_is_done (const DownloadedCacheEntry entry)

Bool	gf_cache_is_deleted (const DownloadedCacheEntry entry)

static void	gf_dm_sess_reload_cached_headers (GF_DownloadSession *sess)

GF_EXPORT GF_Err	gf_dm_sess_setup_from_url (GF_DownloadSession sess, const char url, Bool allow_direct_reuse)

Bool	gf_dm_session_do_task (GF_DownloadSession *sess)

Bool	gf_dm_session_task (GF_FilterSession fsess, void callback, u32 *reschedule_ms)

static u32	gf_dm_session_thread (void *par)

static GF_DownloadSession *	gf_dm_sess_new_internal (GF_DownloadManager dm, const char url, u32 dl_flags, gf_dm_user_io user_io, void usr_cbk, GF_Socket server, GF_Err *e)

GF_EXPORT GF_DownloadSession *	gf_dm_sess_new_server (GF_DownloadManager dm, GF_Socket server, void ssl_sock_ctx, gf_dm_user_io user_io, void usr_cbk, Bool async, GF_Err *e)

GF_DownloadSession *	gf_dm_sess_new_subsession (GF_DownloadSession sess, u32 stream_id, void usr_cbk, GF_Err *e)

u32	gf_dm_sess_subsession_count (GF_DownloadSession *sess)

void	gf_dm_sess_server_reset (GF_DownloadSession *sess)

GF_EXPORT GF_DownloadSession *	gf_dm_sess_new_simple (GF_DownloadManager dm, const char url, u32 dl_flags, gf_dm_user_io user_io, void usr_cbk, GF_Err e)
	download session simple constructor

GF_EXPORT GF_DownloadSession *	gf_dm_sess_new (GF_DownloadManager dm, const char url, u32 dl_flags, gf_dm_user_io user_io, void usr_cbk, GF_Err e)
	download session constructor

DownloadedCacheEntry	gf_dm_refresh_cache_entry (GF_DownloadSession *sess)

GF_EXPORT const char *	gf_dm_sess_mime_type (GF_DownloadSession *sess)
	get mime type as lower case

GF_EXPORT GF_Err	gf_dm_sess_set_range (GF_DownloadSession *sess, u64 start_range, u64 end_range, Bool discontinue_cache)
	sets session range

GF_EXPORT GF_Err	gf_dm_sess_process (GF_DownloadSession *sess)
	fetch session object

GF_EXPORT GF_Err	gf_dm_sess_process_headers (GF_DownloadSession *sess)
	fetch session object headers

static Bool	gf_dm_needs_to_delete_cache (GF_DownloadManager *dm)

static void	gf_dm_clean_cache (GF_DownloadManager *dm)

GF_EXPORT GF_DownloadManager *	gf_dm_new (GF_FilterSession *fsess)

GF_EXPORT void	gf_dm_set_auth_callback (GF_DownloadManager dm, gf_dm_get_usr_pass get_user_password, void usr_cbk)
	password retrieval assignment

GF_EXPORT void	gf_dm_del (GF_DownloadManager *dm)
	download manager destructor

static void	gf_icy_skip_data (GF_DownloadSession sess, const char data, u32 nbBytes)

static char *	gf_dm_get_chunk_data (GF_DownloadSession sess, Bool first_chunk_in_payload, char body_start, u32 payload_size, u32 header_size)

static void	dm_sess_update_download_rate (GF_DownloadSession *sess)

static Bool	dm_exceeds_cap_rate (GF_DownloadManager *dm)

static void	gf_dm_sess_estimate_chunk_rate (GF_DownloadSession *sess, u32 nb_bytes)

const u8 *	gf_cache_get_content (const DownloadedCacheEntry entry, u32 *size)

void	gf_cache_release_content (const DownloadedCacheEntry entry)

GF_EXPORT GF_Err	gf_dm_sess_fetch_data (GF_DownloadSession sess, char buffer, u32 buffer_size, u32 *read_size)
	fetches data on session

GF_EXPORT GF_Err	gf_dm_sess_get_stats (GF_DownloadSession sess, const char server, const char path, u64 total_size, u64 bytes_done, u32 bytes_per_sec, GF_NetIOStatus *net_status)
	get statistics

GF_EXPORT u64	gf_dm_sess_get_utc_start (GF_DownloadSession *sess)
	get start time

GF_EXPORT const char *	gf_dm_sess_get_cache_name (GF_DownloadSession *sess)
	get cache file name

GF_EXPORT void	gf_dm_sess_abort (GF_DownloadSession *sess)
	aborts downloading

static GF_Err	http_send_headers (GF_DownloadSession sess, char sHTTP)

static GF_Err	http_parse_remaining_body (GF_DownloadSession sess, char sHTTP)

static void	notify_headers (GF_DownloadSession sess, char sHTTP, s32 bytesRead, s32 BodyStart)

static u32	http_parse_method (const char *comp)

static GF_Err	wait_for_header_and_parse (GF_DownloadSession sess, char sHTTP)

static void	wget_NetIO (void cbk, GF_NETIO_Parameter param)

GF_EXPORT GF_Err	gf_dm_wget (const char url, const char filename, u64 start_range, u64 end_range, char **redirected_url)
	Same as gf_dm_wget_with_cache, but initializes the GF_DownloadManager by itself.

GF_EXPORT GF_Err	gf_dm_wget_with_cache (GF_DownloadManager dm, const char url, const char filename, u64 start_range, u64 end_range, char *redirected_url)

GF_EXPORT const char *	gf_dm_sess_get_resource_name (GF_DownloadSession *dnload)
	Get session resource url.

GF_EXPORT void	gf_dm_set_data_rate (GF_DownloadManager *dm, u32 rate_in_bits_per_sec)
	sets download manager max rate per session

GF_EXPORT u32	gf_dm_get_data_rate (GF_DownloadManager *dm)
	gets download manager max rate per session

GF_EXPORT u32	gf_dm_get_global_rate (GF_DownloadManager *dm)
	gets cumultaed download rate for all sessions

Bool	gf_dm_sess_is_h2 (GF_DownloadSession *sess)

GF_EXPORT const char *	gf_dm_sess_get_header (GF_DownloadSession sess, const char name)
	retrieves the HTTP header value for the given name

GF_EXPORT GF_Err	gf_dm_sess_enum_headers (GF_DownloadSession sess, u32 idx, const char hdr_name, const char hdr_val)
	enumerates the HTTP headers for a session

GF_EXPORT GF_Err	gf_dm_sess_get_header_sizes_and_times (GF_DownloadSession sess, u32 req_hdr_size, u32 rsp_hdr_size, u32 connect_time, u32 reply_time, u32 download_time)
	Get header sizes and times stats for the session.

GF_EXPORT void	gf_dm_sess_force_memory_mode (GF_DownloadSession *sess, u32 force_keep)
	Forces session to use memory storage.

GF_EXPORT GF_Err	gf_dm_set_localcache_provider (GF_DownloadManager dm, Bool(local_cache_url_provider_cbk)(void udta, char url, Bool is_cache_destroy), void *lc_udta)

GF_EXPORT DownloadedCacheEntry	gf_dm_add_cache_entry (GF_DownloadManager dm, const char szURL, GF_Blob blob, u64 start_range, u64 end_range, const char mime, Bool clone_memory, u32 download_time_ms)

GF_EXPORT GF_Err	gf_dm_force_headers (GF_DownloadManager dm, const DownloadedCacheEntry entry, const char headers)

u32	gf_dm_sess_async_pending (GF_DownloadSession *sess)

void	gf_dm_sess_flush_h2 (GF_DownloadSession *sess)

GF_Socket *	gf_dm_sess_get_socket (GF_DownloadSession *sess)

void	gf_dm_sess_set_sock_group (GF_DownloadSession sess, GF_SockGroup sg)

void	gf_dm_sess_force_blocking (GF_DownloadSession *sess)

Data Structure Documentation

◆ GF_HTTPHeader

struct GF_HTTPHeader

the structure used to store an HTTP header

Data Fields
char *	name
char *	value

◆ GF_PartialDownload

struct GF_PartialDownload

This structure handles partial downloads

Data Fields
char *	url
u64	startOffset
u64	endOffset
char *	filename

◆ GF_SessTask

struct GF_SessTask

Data Fields
struct __gf_download_session *	sess

◆ cache_probe

struct cache_probe

Data Fields
Bool	check_size
u64	out_size

Macro Definition Documentation

◆ SIZE_IN_STREAM

#define SIZE_IN_STREAM ( 2 << 29 )

◆ SESSION_RETRY_COUNT

#define SESSION_RETRY_COUNT 10

◆ SESSION_RETRY_SSL

#define SESSION_RETRY_SSL 8

◆ GF_DOWNLOAD_AGENT_NAME

#define GF_DOWNLOAD_AGENT_NAME "GPAC/"GPAC_VERSION "-rev" GPAC_GIT_REVISION

◆ GF_DOWNLOAD_BUFFER_SIZE

#define GF_DOWNLOAD_BUFFER_SIZE 131072

◆ GF_DOWNLOAD_BUFFER_SIZE_LIMIT_RATE

#define GF_DOWNLOAD_BUFFER_SIZE_LIMIT_RATE GF_DOWNLOAD_BUFFER_SIZE/20

◆ SET_LAST_ERR

#define SET_LAST_ERR ( _e ) sess->last_error = _e;

◆ PUSH_HDR

#define PUSH_HDR	(	_name,
		_value
	)

Value:

                {\
                GF_SAFEALLOC(hdr, GF_HTTPHeader)\
                hdr->name = gf_strdup(_name);\
                hdr->value = gf_strdup(_value);\
                gf_list_add(sess->headers, hdr);\
                }

Enumeration Type Documentation

◆ anonymous enum

anonymous enum

Enumerator
GF_DOWNLOAD_SESSION_USE_SSL
GF_DOWNLOAD_SESSION_THREAD_DEAD
GF_DOWNLOAD_SESSION_SSL_FORCED

◆ REQUEST_TYPE

enum REQUEST_TYPE

Enumerator
GET
HEAD
OTHER

◆ HTTPCloseType

enum HTTPCloseType

Enumerator
HTTP_NO_CLOSE
HTTP_CLOSE
HTTP_RESET_CONN

Function Documentation

◆ gf_dm_data_received()

static void gf_dm_data_received	(	GF_DownloadSession *	sess,
		u8 *	payload,
		u32	payload_size,
		Bool	store_in_init,
		u32 *	rewrite_size,
		u8 *	original_payload
	)

static

◆ gf_dm_read_data()

static GF_Err gf_dm_read_data	(	GF_DownloadSession *	sess,
		char *	data,
		u32	data_size,
		u32 *	out_read
	)

static

◆ gf_dm_connect()

static void gf_dm_connect ( GF_DownloadSession * sess )

static

◆ gf_dm_sess_send()

GF_Err gf_dm_sess_send	(	GF_DownloadSession *	sess,
		u8 *	data,
		u32	size
	)

◆ gf_dm_sess_flush_async()

GF_Err gf_dm_sess_flush_async	(	GF_DownloadSession *	sess,
		Bool	no_select
	)

◆ dm_sess_write()

static GF_Err dm_sess_write	(	GF_DownloadSession *	sess,
		const u8 *	buffer,
		u32	size
	)

static

◆ dm_sess_sk_del()

void dm_sess_sk_del ( GF_DownloadSession * sess )

◆ sess_connection_closed()

static void sess_connection_closed ( GF_DownloadSession * sess )

static

◆ gf_cache_write_to_cache()

GF_Err gf_cache_write_to_cache	(	const DownloadedCacheEntry	entry,
		const GF_DownloadSession *	sess,
		const char *	data,
		const u32	size,
		GF_Mutex *	mx
	)

◆ gf_cache_close_write_cache()

GF_Err gf_cache_close_write_cache	(	const DownloadedCacheEntry	entry,
		const GF_DownloadSession *	sess,
		Bool	success
	)

Close the write file pointer of cache This function also flushes all buffers, so cache will always be consistent after.

Parameters

entry	The entry to use
sess	The download session
success	1 if cache write is success, false otherwise
GF_OK	is everything went fine, GF_BAD_PARAM if entry is NULL, GF_IO_ERR if a failure occurs

◆ gf_cache_open_write_cache()

GF_Err gf_cache_open_write_cache	(	const DownloadedCacheEntry	entry,
		const GF_DownloadSession *	sess
	)

Open the write file pointer of cache This function prepares calls for gf_cache_write_to_cache.

Parameters

entry	The entry to use
sess	The download session
GF_OK	is everything went fine, GF_BAD_PARAM if entry is NULL, GF_IO_ERR if a failure occurs

◆ gf_cache_set_end_range()

void gf_cache_set_end_range	(	DownloadedCacheEntry	entry,
		u64	range_end
	)

◆ gf_cache_is_in_progress()

Bool gf_cache_is_in_progress ( const DownloadedCacheEntry entry )

◆ gf_user_credentials_save_digest()

static GF_Err gf_user_credentials_save_digest	(	GF_DownloadManager *	dm,
		GF_UserCredentials *	creds,
		const char *	password,
		Bool	store_info
	)

static

Saves the digest for authentication of password and username.

Parameters

dm	The download manager
creds	The credentials to fill
GF_OK	if info has been filled, GF_BAD_PARAM if creds == NULL or dm == NULL, GF_AUTHENTICATION_FAILURE if user did not filled the info.

◆ on_user_pass()

static void on_user_pass	(	void *	udta,
		const char *	user,
		const char *	pass,
		Bool	store_info
	)

static

◆ gf_user_credentials_ask_password()

static GF_Err gf_user_credentials_ask_password	(	GF_DownloadManager *	dm,
		GF_UserCredentials *	creds,
		Bool	secure
	)

static

Asks the user for credentials for given site.

Parameters

dm	The download manager
creds	The credentials to fill
GF_OK	if info has been filled, GF_BAD_PARAM if creds == NULL or dm == NULL, GF_AUTHENTICATION_FAILURE if user did not filled the info.

◆ gf_dm_is_local()

static Bool gf_dm_is_local	(	GF_DownloadManager *	dm,
		const char *	url
	)

static

◆ gf_dm_can_handle_url()

static Bool gf_dm_can_handle_url	(	GF_DownloadManager *	dm,
		const char *	url
	)

static

◆ gf_dm_find_cached_entry_by_url()

DownloadedCacheEntry gf_dm_find_cached_entry_by_url ( GF_DownloadSession * sess )

Finds an existing entry in the cache for a given URL

Parameters

sess	The session configured with the URL
NULL	if none found, the DownloadedCacheEntry otherwise

◆ gf_cache_create_entry()

DownloadedCacheEntry gf_cache_create_entry	(	GF_DownloadManager *	dm,
		const char *	cache_directory,
		const char *	url,
		u64	start_range,
		u64	end_range,
		Bool	mem_storage,
		GF_Mutex *	mx
	)

Creates a new cache entry

◆ gf_cache_remove_session_from_cache_entry()

s32 gf_cache_remove_session_from_cache_entry	(	DownloadedCacheEntry	entry,
		GF_DownloadSession *	sess
	)

Removes a session for a DownloadedCacheEntry

Parameters

entry	The entry
sess	The session to remove
the	number of sessions left in the cached entry, -1 if one of the parameters is wrong

◆ gf_cache_set_mime()

Bool gf_cache_set_mime	(	const DownloadedCacheEntry	entry,
		const char *	mime
	)

◆ gf_cache_set_range()

Bool gf_cache_set_range	(	const DownloadedCacheEntry	entry,
		u64	size,
		u64	start_range,
		u64	end_range
	)

◆ gf_cache_set_content()

Bool gf_cache_set_content	(	const DownloadedCacheEntry	entry,
		GF_Blob *	blob,
		Bool	copy,
		GF_Mutex *	mx
	)

◆ gf_cache_set_headers()

Bool gf_cache_set_headers	(	const DownloadedCacheEntry	entry,
		const char *	headers
	)

◆ gf_cache_set_downtime()

Bool gf_cache_set_downtime	(	const DownloadedCacheEntry	entry,
		u32	download_time_ms
	)

◆ gf_dm_remove_cache_entry_from_session()

static void gf_dm_remove_cache_entry_from_session ( GF_DownloadSession * sess )

static

Removes a cache entry from cache and performs a cleanup if possible. If the cache entry is marked for deletion and has no sessions associated with it, it will be removed (so some modules using a streaming like cache will still work).

◆ gf_cache_add_session_to_cache_entry()

s32 gf_cache_add_session_to_cache_entry	(	DownloadedCacheEntry	entry,
		GF_DownloadSession *	sess
	)

Adds a session to a DownloadedCacheEntry. implemented in cache.c

Parameters

entry	The entry
sess	The session to add
the	number of sessions in the cached entry, -1 if one of the parameters is wrong

◆ gf_cache_entry_persistent()

Bool gf_cache_entry_persistent ( const DownloadedCacheEntry entry )

◆ gf_cache_entry_set_persistent()

void gf_cache_entry_set_persistent ( const DownloadedCacheEntry entry )

◆ gf_dm_sess_notify_state()

static void gf_dm_sess_notify_state	(	GF_DownloadSession *	sess,
		GF_NetIOStatus	dnload_status,
		GF_Err	error
	)

static

◆ gf_dm_configure_cache()

static void gf_dm_configure_cache ( GF_DownloadSession * sess )

static

indicate we can destroy file upon destruction, except if disabled at session level

◆ gf_dm_sess_set_header()

void gf_dm_sess_set_header	(	GF_DownloadSession *	sess,
		const char *	name,
		const char *	value
	)

◆ gf_dm_sess_send_reply()

GF_Err gf_dm_sess_send_reply	(	GF_DownloadSession *	sess,
		u32	reply_code,
		const char *	response_body,
		Bool	no_body
	)

◆ gf_dm_sess_clear_headers()

void gf_dm_sess_clear_headers ( GF_DownloadSession * sess )

◆ gf_dm_disconnect()

static void gf_dm_disconnect	(	GF_DownloadSession *	sess,
		HTTPCloseType	close_type
	)

static

◆ http_do_requests()

void http_do_requests ( GF_DownloadSession * sess )

Default performing behavior

Parameters

sess	The session

◆ gf_dm_sess_user_io()

static void gf_dm_sess_user_io	(	GF_DownloadSession *	sess,
		GF_NETIO_Parameter *	par
	)

static

◆ gf_dm_parse_protocol()

static s32 gf_dm_parse_protocol	(	const char *	url,
		GF_URL_Info *	info
	)

static

Parameters

url	The url to parse for protocol
info	The info to fill
Returns	the offset in url of the protocol found -1 if not found

◆ gf_cache_get_forced_headers()

char * gf_cache_get_forced_headers ( const DownloadedCacheEntry entry )

◆ gf_cache_get_downtime()

u32 gf_cache_get_downtime ( const DownloadedCacheEntry entry )

◆ gf_cache_is_done()

Bool gf_cache_is_done ( const DownloadedCacheEntry entry )

◆ gf_cache_is_deleted()

Bool gf_cache_is_deleted ( const DownloadedCacheEntry entry )

◆ gf_dm_sess_reload_cached_headers()

static void gf_dm_sess_reload_cached_headers ( GF_DownloadSession * sess )

static

◆ gf_dm_session_do_task()

Bool gf_dm_session_do_task ( GF_DownloadSession * sess )

◆ gf_dm_session_task()

Bool gf_dm_session_task	(	GF_FilterSession *	fsess,
		void *	callback,
		u32 *	reschedule_ms
	)

◆ gf_dm_session_thread()

static u32 gf_dm_session_thread ( void * par )

static

◆ gf_dm_sess_new_internal()

static GF_DownloadSession * gf_dm_sess_new_internal	(	GF_DownloadManager *	dm,
		const char *	url,
		u32	dl_flags,
		gf_dm_user_io	user_io,
		void *	usr_cbk,
		GF_Socket *	server,
		GF_Err *	e
	)

static

◆ gf_dm_sess_new_server()

GF_EXPORT GF_DownloadSession * gf_dm_sess_new_server	(	GF_DownloadManager *	dm,
		GF_Socket *	server,
		void *	ssl_sock_ctx,
		gf_dm_user_io	user_io,
		void *	usr_cbk,
		Bool	async,
		GF_Err *	e
	)

◆ gf_dm_sess_new_subsession()

GF_DownloadSession * gf_dm_sess_new_subsession	(	GF_DownloadSession *	sess,
		u32	stream_id,
		void *	usr_cbk,
		GF_Err *	e
	)

◆ gf_dm_sess_subsession_count()

u32 gf_dm_sess_subsession_count ( GF_DownloadSession * sess )

◆ gf_dm_sess_server_reset()

void gf_dm_sess_server_reset ( GF_DownloadSession * sess )

◆ gf_dm_refresh_cache_entry()

DownloadedCacheEntry gf_dm_refresh_cache_entry ( GF_DownloadSession * sess )

◆ gf_dm_needs_to_delete_cache()

static Bool gf_dm_needs_to_delete_cache ( GF_DownloadManager * dm )

static

◆ gf_dm_clean_cache()

static void gf_dm_clean_cache ( GF_DownloadManager * dm )

static

◆ gf_dm_new()

GF_EXPORT GF_DownloadManager * gf_dm_new ( GF_FilterSession * fsess )

◆ gf_icy_skip_data()

static void gf_icy_skip_data	(	GF_DownloadSession *	sess,
		const char *	data,
		u32	nbBytes
	)

static

Skip ICY metadata from SHOUTCAST or ICECAST streams. Data will be skipped and parsed and sent as a GF_NETIO_Parameter to the user_io, so modules interrested by those streams may use the data

Parameters

sess	The GF_DownloadSession
data	last data received
nbBytes	The number of bytes contained into data

◆ gf_dm_get_chunk_data()

static char * gf_dm_get_chunk_data	(	GF_DownloadSession *	sess,
		Bool	first_chunk_in_payload,
		char *	body_start,
		u32 *	payload_size,
		u32 *	header_size
	)

static

◆ dm_sess_update_download_rate()

static void dm_sess_update_download_rate ( GF_DownloadSession * sess )

static

◆ dm_exceeds_cap_rate()

static Bool dm_exceeds_cap_rate ( GF_DownloadManager * dm )

static

◆ gf_dm_sess_estimate_chunk_rate()

static void gf_dm_sess_estimate_chunk_rate	(	GF_DownloadSession *	sess,
		u32	nb_bytes
	)

static

◆ gf_cache_get_content()

const u8 * gf_cache_get_content	(	const DownloadedCacheEntry	entry,
		u32 *	size
	)

◆ gf_cache_release_content()

void gf_cache_release_content ( const DownloadedCacheEntry entry )

◆ http_send_headers()

static GF_Err http_send_headers	(	GF_DownloadSession *	sess,
		char *	sHTTP
	)

static

Sends the HTTP headers

Parameters

sess	The GF_DownloadSession
sHTTP	buffer containing the request
GF_OK	if everything went fine, the error otherwise

◆ http_parse_remaining_body()

static GF_Err http_parse_remaining_body	(	GF_DownloadSession *	sess,
		char *	sHTTP
	)

static

Parse the remaining part of body

Parameters

sess	The session
sHTTP	the data buffer
The	error code if any

◆ notify_headers()

static void notify_headers	(	GF_DownloadSession *	sess,
		char *	sHTTP,
		s32	bytesRead,
		s32	BodyStart
	)

static

◆ http_parse_method()

static u32 http_parse_method ( const char * comp )

static

◆ wait_for_header_and_parse()

static GF_Err wait_for_header_and_parse	(	GF_DownloadSession *	sess,
		char *	sHTTP
	)

static

Waits for the response HEADERS, parse the information... and so on

Parameters

sess	The session
sHTTP	the data buffer

◆ wget_NetIO()

static void wget_NetIO	(	void *	cbk,
		GF_NETIO_Parameter *	param
	)

static

NET IO for MPD, we don't need this anymore since mime-type can be given by session

◆ gf_dm_sess_is_h2()

Bool gf_dm_sess_is_h2 ( GF_DownloadSession * sess )

◆ gf_dm_sess_async_pending()

u32 gf_dm_sess_async_pending ( GF_DownloadSession * sess )

◆ gf_dm_sess_flush_h2()

void gf_dm_sess_flush_h2 ( GF_DownloadSession * sess )

◆ gf_dm_sess_get_socket()

GF_Socket * gf_dm_sess_get_socket ( GF_DownloadSession * sess )

◆ gf_dm_sess_set_sock_group()

void gf_dm_sess_set_sock_group	(	GF_DownloadSession *	sess,
		GF_SockGroup *	sg
	)

◆ gf_dm_sess_force_blocking()

void gf_dm_sess_force_blocking ( GF_DownloadSession * sess )

Data Structures

Macros

Enumerations

Functions

Data Structure Documentation

◆ GF_HTTPHeader

◆ GF_PartialDownload

◆ GF_SessTask

◆ cache_probe

Macro Definition Documentation

◆ SIZE_IN_STREAM

◆ SESSION_RETRY_COUNT

◆ SESSION_RETRY_SSL

◆ GF_DOWNLOAD_AGENT_NAME

◆ GF_DOWNLOAD_BUFFER_SIZE

◆ GF_DOWNLOAD_BUFFER_SIZE_LIMIT_RATE

◆ SET_LAST_ERR

◆ PUSH_HDR

Enumeration Type Documentation

◆ anonymous enum

◆ REQUEST_TYPE

◆ HTTPCloseType

Function Documentation

◆ gf_dm_data_received()

◆ gf_dm_read_data()

◆ gf_dm_connect()

◆ gf_dm_sess_send()

◆ gf_dm_sess_flush_async()

◆ dm_sess_write()

◆ dm_sess_sk_del()

◆ sess_connection_closed()

◆ gf_cache_write_to_cache()

◆ gf_cache_close_write_cache()

◆ gf_cache_open_write_cache()

◆ gf_cache_set_end_range()

◆ gf_cache_is_in_progress()

◆ gf_user_credentials_save_digest()

◆ on_user_pass()

◆ gf_user_credentials_ask_password()

◆ gf_dm_is_local()

◆ gf_dm_can_handle_url()

◆ gf_dm_find_cached_entry_by_url()

◆ gf_cache_create_entry()

◆ gf_cache_remove_session_from_cache_entry()

◆ gf_cache_set_mime()

◆ gf_cache_set_range()

◆ gf_cache_set_content()

◆ gf_cache_set_headers()

◆ gf_cache_set_downtime()

◆ gf_dm_remove_cache_entry_from_session()

◆ gf_cache_add_session_to_cache_entry()

◆ gf_cache_entry_persistent()

◆ gf_cache_entry_set_persistent()

◆ gf_dm_sess_notify_state()

◆ gf_dm_configure_cache()

◆ gf_dm_sess_set_header()

◆ gf_dm_sess_send_reply()

◆ gf_dm_sess_clear_headers()

◆ gf_dm_disconnect()

◆ http_do_requests()

◆ gf_dm_sess_user_io()

◆ gf_dm_parse_protocol()

◆ gf_cache_get_forced_headers()

◆ gf_cache_get_downtime()

◆ gf_cache_is_done()

◆ gf_cache_is_deleted()

◆ gf_dm_sess_reload_cached_headers()

◆ gf_dm_session_do_task()

◆ gf_dm_session_task()

◆ gf_dm_session_thread()

◆ gf_dm_sess_new_internal()

◆ gf_dm_sess_new_server()

◆ gf_dm_sess_new_subsession()

◆ gf_dm_sess_subsession_count()

◆ gf_dm_sess_server_reset()

◆ gf_dm_refresh_cache_entry()

◆ gf_dm_needs_to_delete_cache()

◆ gf_dm_clean_cache()

◆ gf_dm_new()

◆ gf_icy_skip_data()