#include <gpac/tools.h>
#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/cache.h>
#include <gpac/filters.h>
#include <gpac/revision.h>
#include <gpac/crypt.h>

Include dependency graph for downloader.c:

Data Structures
struct	GF_HTTPHeader

struct	GF_PartialDownload

struct	GF_SessTask

struct	__gf_download_session

struct	__gf_download_manager

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 50000

#define	GF_DOWNLOAD_BUFFER_SIZE_LIMIT_RATE GF_DOWNLOAD_BUFFER_SIZE/20

#define	GF_NETIO_SESSION_NO_STORE (1<<30)

#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)

void	gf_dm_sess_set_header_ex (GF_DownloadSession sess, const char name, const char *value, Bool allow_overwrite)

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

static 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. More...

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. More...

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. More...

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. More...

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)

Bool	gf_dm_can_handle_url (const char *url)

DownloadedCacheEntry	gf_dm_find_cached_entry_by_url (GF_DownloadSession *sess)

DownloadedCacheEntry	gf_cache_create_entry (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)

void	gf_cache_set_downtime (const DownloadedCacheEntry entry, u32 download_time_ms)

void	gf_cache_set_max_age (const DownloadedCacheEntry entry, u32 max_age, Bool must_revalidate)

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)

Bool	gf_cache_entry_can_reuse (const DownloadedCacheEntry entry, Bool skip_revalidate)

Bool	gf_cache_entry_is_shared (const DownloadedCacheEntry entry)

FILE *	gf_cache_open_read (const DownloadedCacheEntry entry)

Bool	gf_cache_is_mem (const DownloadedCacheEntry entry)

static void	gf_dm_configure_cache (GF_DownloadSession *sess)

void	gf_dm_delete_cached_file_entry (const GF_DownloadManager dm, const char url)

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

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, u32 body_len, 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)

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)

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)

u32	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)

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)

DownloadedCacheEntry	gf_dm_refresh_cache_entry (GF_DownloadSession *sess)

GF_EXPORT const char *	gf_dm_sess_mime_type (GF_DownloadSession *sess)

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

GF_EXPORT GF_Err	gf_dm_sess_process (GF_DownloadSession *sess)

GF_EXPORT GF_Err	gf_dm_sess_process_headers (GF_DownloadSession *sess)

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)

GF_EXPORT void	gf_dm_del (GF_DownloadManager *dm)

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, GF_DownloadSession for_sess)

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, u32 max_valid_size, Bool *was_modified)

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)

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)

GF_EXPORT u64	gf_dm_sess_get_utc_start (GF_DownloadSession *sess)

GF_EXPORT const char *	gf_dm_sess_get_cache_name (GF_DownloadSession *sess)

GF_EXPORT void	gf_dm_sess_abort (GF_DownloadSession *sess)

static GF_Err	http_send_headers (GF_DownloadSession *sess)

static GF_Err	http_parse_remaining_body (GF_DownloadSession *sess)

static void	notify_error_body (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)

GF_EXPORT void	gf_dm_sess_set_max_rate (GF_DownloadSession *sess, u32 max_rate)

GF_EXPORT u32	gf_dm_sess_get_max_rate (GF_DownloadSession *sess)

GF_EXPORT Bool	gf_dm_sess_is_regulated (GF_DownloadSession *sess)

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)

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)

GF_EXPORT void	gf_dm_set_data_rate (GF_DownloadManager *dm, u32 rate_in_bits_per_sec)

GF_EXPORT u32	gf_dm_get_data_rate (GF_DownloadManager *dm)

GF_EXPORT u32	gf_dm_get_global_rate (GF_DownloadManager *dm)

Bool	gf_dm_sess_is_h2 (GF_DownloadSession *sess)

u32	gf_dm_sess_get_resource_size (GF_DownloadSession *sess)

GF_EXPORT const char *	gf_dm_sess_get_header (GF_DownloadSession sess, const char name)

GF_EXPORT GF_Err	gf_dm_sess_enum_headers (GF_DownloadSession sess, u32 idx, const char hdr_name, const char hdr_val)

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)

GF_EXPORT void	gf_dm_sess_force_memory_mode (GF_DownloadSession *sess, u32 force_keep)

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_detach_async (GF_DownloadSession *sess)

void	gf_dm_sess_set_timeout (GF_DownloadSession *sess, u32 timeout)

void	gf_dm_sess_set_netcap_id (GF_DownloadSession sess, const char netcap_id)

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

Collaboration diagram for GF_SessTask:

Data Fields
struct __gf_download_session *	sess

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 50000

◆ GF_DOWNLOAD_BUFFER_SIZE_LIMIT_RATE

#define GF_DOWNLOAD_BUFFER_SIZE_LIMIT_RATE GF_DOWNLOAD_BUFFER_SIZE/20

◆ GF_NETIO_SESSION_NO_STORE

#define GF_NETIO_SESSION_NO_STORE (1<<30)

◆ 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

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◆ gf_dm_read_data()

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

static

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◆ gf_dm_connect()

static void gf_dm_connect ( GF_DownloadSession * sess )

static

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◆ gf_dm_sess_send()

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

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◆ gf_dm_sess_flush_async()

GF_Err gf_dm_sess_flush_async	(	GF_DownloadSession *	sess,
		Bool	no_select
	)

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◆ gf_dm_sess_set_header_ex()

void gf_dm_sess_set_header_ex	(	GF_DownloadSession *	sess,
		const char *	name,
		const char *	value,
		Bool	allow_overwrite
	)

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◆ dm_sess_write()

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

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◆ dm_sess_sk_del()

static void dm_sess_sk_del ( GF_DownloadSession * sess )

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◆ sess_connection_closed()

static void sess_connection_closed ( GF_DownloadSession * sess )

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◆ 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
	)

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◆ gf_cache_close_write_cache()

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

Parameters

entry	The entry to use
sess	The download session
success	1 if cache write is success, false otherwise

Returns: GF_OK is everything went fine, GF_BAD_PARAM if entry is NULL, GF_IO_ERR if a failure occurs

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◆ gf_cache_open_write_cache()

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

Parameters

entry	The entry to use
sess	The download session

Returns: GF_OK is everything went fine, GF_BAD_PARAM if entry is NULL, GF_IO_ERR if a failure occurs

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◆ gf_cache_set_end_range()

void gf_cache_set_end_range	(	DownloadedCacheEntry	entry,
		u64	range_end
	)

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◆ gf_cache_is_in_progress()

Bool gf_cache_is_in_progress ( const DownloadedCacheEntry entry )

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◆ 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

Parameters

dm	The download manager
creds	The credentials to fill

Returns: 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.

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◆ gf_user_credentials_find_for_site()

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

Find a User's credentials for a given site

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◆ on_user_pass()

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

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◆ gf_user_credentials_ask_password()

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

static

Parameters

dm	The download manager
creds	The credentials to fill

Returns: 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.

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◆ gf_user_credentials_register()

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

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◆ gf_dm_is_local()

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

static

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◆ gf_dm_can_handle_url()

Bool gf_dm_can_handle_url ( const char * url )

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◆ 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

Returns: NULL if none found, the DownloadedCacheEntry otherwise

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◆ gf_cache_create_entry()

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

Creates a new cache entry

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◆ 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

Returns: the number of sessions left in the cached entry, -1 if one of the parameters is wrong

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◆ gf_cache_set_mime()

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

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◆ gf_cache_set_range()

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

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◆ gf_cache_set_content()

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

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◆ gf_cache_set_headers()

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

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◆ gf_cache_set_downtime()

void gf_cache_set_downtime	(	const DownloadedCacheEntry	entry,
		u32	download_time_ms
	)

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◆ gf_cache_set_max_age()

void gf_cache_set_max_age	(	const DownloadedCacheEntry	entry,
		u32	max_age,
		Bool	must_revalidate
	)

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◆ 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).

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◆ 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

Returns: the number of sessions in the cached entry, -1 if one of the parameters is wrong

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◆ gf_cache_entry_persistent()

Bool gf_cache_entry_persistent ( const DownloadedCacheEntry entry )

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◆ gf_cache_entry_set_persistent()

void gf_cache_entry_set_persistent ( const DownloadedCacheEntry entry )

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◆ gf_dm_sess_notify_state()

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

static

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◆ gf_cache_entry_can_reuse()

Bool gf_cache_entry_can_reuse	(	const DownloadedCacheEntry	entry,
		Bool	skip_revalidate
	)

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◆ gf_cache_entry_is_shared()

Bool gf_cache_entry_is_shared ( const DownloadedCacheEntry entry )

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◆ gf_cache_open_read()

FILE* gf_cache_open_read ( const DownloadedCacheEntry entry )

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◆ gf_cache_is_mem()

Bool gf_cache_is_mem ( const DownloadedCacheEntry entry )

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◆ 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

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◆ gf_dm_delete_cached_file_entry()

void gf_dm_delete_cached_file_entry	(	const GF_DownloadManager *	dm,
		const char *	url
	)

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◆ gf_dm_delete_cached_file_entry_session()

GF_EXPORT void gf_dm_delete_cached_file_entry_session	(	const GF_DownloadSession *	sess,
		const char *	url,
		Bool	force
	)

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◆ gf_dm_sess_set_header()

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

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◆ gf_dm_sess_send_reply()

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

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◆ gf_dm_sess_clear_headers()

void gf_dm_sess_clear_headers ( GF_DownloadSession * sess )

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◆ gf_dm_disconnect()

static void gf_dm_disconnect	(	GF_DownloadSession *	sess,
		HTTPCloseType	close_type
	)

static

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◆ gf_dm_sess_del()

GF_EXPORT void gf_dm_sess_del ( GF_DownloadSession * sess )

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◆ http_do_requests()

void http_do_requests ( GF_DownloadSession * sess )

Default performing behavior

Parameters

sess	The session

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◆ gf_dm_sess_user_io()

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

static

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◆ gf_dm_sess_last_error()

GF_EXPORT GF_Err gf_dm_sess_last_error ( GF_DownloadSession * sess )

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◆ gf_dm_url_info_init()

GF_EXPORT void gf_dm_url_info_init ( GF_URL_Info * info )

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◆ gf_dm_url_info_del()

GF_EXPORT void gf_dm_url_info_del ( GF_URL_Info * info )

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◆ 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: Returns the offset in url of the protocol found -1 if not found

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◆ gf_dm_get_url_info()

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

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◆ gf_cache_get_forced_headers()

char* gf_cache_get_forced_headers ( const DownloadedCacheEntry entry )

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◆ gf_cache_get_downtime()

u32 gf_cache_get_downtime ( const DownloadedCacheEntry entry )

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◆ gf_cache_is_done()

u32 gf_cache_is_done ( const DownloadedCacheEntry entry )

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◆ gf_cache_is_deleted()

Bool gf_cache_is_deleted ( const DownloadedCacheEntry entry )

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◆ gf_dm_sess_reload_cached_headers()

static void gf_dm_sess_reload_cached_headers ( GF_DownloadSession * sess )

static

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◆ gf_dm_sess_setup_from_url()

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

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◆ gf_dm_session_do_task()

Bool gf_dm_session_do_task ( GF_DownloadSession * sess )

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◆ gf_dm_session_task()

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

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◆ gf_dm_session_thread()

static u32 gf_dm_session_thread ( void * par )

static

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◆ 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

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◆ 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
	)

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◆ gf_dm_sess_new_subsession()

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

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◆ gf_dm_sess_subsession_count()

u32 gf_dm_sess_subsession_count ( GF_DownloadSession * sess )

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◆ gf_dm_sess_server_reset()

void gf_dm_sess_server_reset ( GF_DownloadSession * sess )

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◆ gf_dm_sess_new_simple()

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
	)

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◆ gf_dm_sess_new()

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
	)

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◆ gf_dm_refresh_cache_entry()

DownloadedCacheEntry gf_dm_refresh_cache_entry ( GF_DownloadSession * sess )

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◆ gf_dm_sess_mime_type()

GF_EXPORT const char* gf_dm_sess_mime_type ( GF_DownloadSession * sess )

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◆ gf_dm_sess_set_range()

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

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◆ gf_dm_sess_process()

GF_EXPORT GF_Err gf_dm_sess_process ( GF_DownloadSession * sess )

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◆ gf_dm_sess_process_headers()

GF_EXPORT GF_Err gf_dm_sess_process_headers ( GF_DownloadSession * sess )

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◆ gf_dm_new()

GF_EXPORT GF_DownloadManager* gf_dm_new ( GF_FilterSession * fsess )

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◆ gf_dm_set_auth_callback()

GF_EXPORT void gf_dm_set_auth_callback	(	GF_DownloadManager *	dm,
		gf_dm_get_usr_pass	get_user_password,
		void *	usr_cbk
	)

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◆ gf_dm_del()

GF_EXPORT void gf_dm_del ( GF_DownloadManager * dm )

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◆ 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

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◆ 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

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◆ dm_sess_update_download_rate()

static void dm_sess_update_download_rate ( GF_DownloadSession * sess )

static

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◆ dm_exceeds_cap_rate()

static Bool dm_exceeds_cap_rate	(	GF_DownloadManager *	dm,
		GF_DownloadSession *	for_sess
	)

static

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◆ gf_dm_sess_estimate_chunk_rate()

static void gf_dm_sess_estimate_chunk_rate	(	GF_DownloadSession *	sess,
		u32	nb_bytes
	)

static

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◆ gf_cache_get_content()

const u8* gf_cache_get_content	(	const DownloadedCacheEntry	entry,
		u32 *	size,
		u32 *	max_valid_size,
		Bool *	was_modified
	)

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◆ gf_cache_release_content()

void gf_cache_release_content ( const DownloadedCacheEntry entry )

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◆ gf_dm_sess_fetch_data()

GF_EXPORT GF_Err gf_dm_sess_fetch_data	(	GF_DownloadSession *	sess,
		char *	buffer,
		u32	buffer_size,
		u32 *	read_size
	)

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◆ gf_dm_sess_get_stats()

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
	)

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◆ gf_dm_sess_get_utc_start()

GF_EXPORT u64 gf_dm_sess_get_utc_start ( GF_DownloadSession * sess )

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◆ gf_dm_sess_get_cache_name()

GF_EXPORT const char* gf_dm_sess_get_cache_name ( GF_DownloadSession * sess )

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◆ gf_dm_sess_abort()

GF_EXPORT void gf_dm_sess_abort ( GF_DownloadSession * sess )

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◆ http_send_headers()

static GF_Err http_send_headers ( GF_DownloadSession * sess )

static

Sends the HTTP headers

Parameters

sess	The GF_DownloadSession
sHTTP	buffer containing the request

Returns: GF_OK if everything went fine, the error otherwise

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◆ http_parse_remaining_body()

static GF_Err http_parse_remaining_body ( GF_DownloadSession * sess )

static

Parse the remaining part of body

Parameters

sess	The session
sHTTP	the data buffer

Returns: The error code if any

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◆ notify_error_body()

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

static

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◆ http_parse_method()

static u32 http_parse_method ( const char * comp )

static

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◆ wait_for_header_and_parse()

static GF_Err wait_for_header_and_parse ( GF_DownloadSession * sess )

static

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

Parameters

sess	The session
sHTTP	the data buffer

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◆ gf_dm_sess_set_max_rate()

GF_EXPORT void gf_dm_sess_set_max_rate	(	GF_DownloadSession *	sess,
		u32	max_rate
	)

◆ gf_dm_sess_get_max_rate()

GF_EXPORT u32 gf_dm_sess_get_max_rate ( GF_DownloadSession * sess )

◆ gf_dm_sess_is_regulated()

GF_EXPORT Bool gf_dm_sess_is_regulated ( GF_DownloadSession * sess )

◆ 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

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◆ gf_dm_wget()

GF_EXPORT GF_Err gf_dm_wget	(	const char *	url,
		const char *	filename,
		u64	start_range,
		u64	end_range,
		char **	redirected_url
	)

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◆ gf_dm_wget_with_cache()

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
	)

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◆ gf_dm_sess_get_resource_name()

GF_EXPORT const char* gf_dm_sess_get_resource_name ( GF_DownloadSession * dnload )

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◆ gf_dm_set_data_rate()

GF_EXPORT void gf_dm_set_data_rate	(	GF_DownloadManager *	dm,
		u32	rate_in_bits_per_sec
	)

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◆ gf_dm_get_data_rate()

GF_EXPORT u32 gf_dm_get_data_rate ( GF_DownloadManager * dm )

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◆ gf_dm_get_global_rate()

GF_EXPORT u32 gf_dm_get_global_rate ( GF_DownloadManager * dm )

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◆ gf_dm_sess_is_h2()

Bool gf_dm_sess_is_h2 ( GF_DownloadSession * sess )

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◆ gf_dm_sess_get_resource_size()

u32 gf_dm_sess_get_resource_size ( GF_DownloadSession * sess )

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◆ gf_dm_sess_get_header()

GF_EXPORT const char* gf_dm_sess_get_header	(	GF_DownloadSession *	sess,
		const char *	name
	)

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◆ gf_dm_sess_enum_headers()

GF_EXPORT GF_Err gf_dm_sess_enum_headers	(	GF_DownloadSession *	sess,
		u32 *	idx,
		const char **	hdr_name,
		const char **	hdr_val
	)

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◆ gf_dm_sess_get_header_sizes_and_times()

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
	)

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◆ gf_dm_sess_force_memory_mode()

GF_EXPORT void gf_dm_sess_force_memory_mode	(	GF_DownloadSession *	sess,
		u32	force_keep
	)

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◆ gf_dm_set_localcache_provider()

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

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◆ gf_dm_add_cache_entry()

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
	)

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◆ gf_dm_force_headers()

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

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◆ gf_dm_sess_async_pending()

u32 gf_dm_sess_async_pending ( GF_DownloadSession * sess )

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◆ gf_dm_sess_flush_h2()

void gf_dm_sess_flush_h2 ( GF_DownloadSession * sess )

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◆ gf_dm_sess_get_socket()

GF_Socket* gf_dm_sess_get_socket ( GF_DownloadSession * sess )

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◆ gf_dm_sess_set_sock_group()

void gf_dm_sess_set_sock_group	(	GF_DownloadSession *	sess,
		GF_SockGroup *	sg
	)

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◆ gf_dm_sess_detach_async()

void gf_dm_sess_detach_async ( GF_DownloadSession * sess )

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◆ gf_dm_sess_set_timeout()

void gf_dm_sess_set_timeout	(	GF_DownloadSession *	sess,
		u32	timeout
	)

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◆ gf_dm_sess_set_netcap_id()

void gf_dm_sess_set_netcap_id	(	GF_DownloadSession *	sess,
		const char *	netcap_id
	)

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Data Structures

Macros

Enumerations

Functions

Data Structure Documentation

◆ GF_HTTPHeader

◆ GF_PartialDownload

◆ GF_SessTask

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

◆ GF_NETIO_SESSION_NO_STORE

◆ 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()

◆ gf_dm_sess_set_header_ex()

◆ 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()

◆ gf_user_credentials_find_for_site()

◆ on_user_pass()

◆ gf_user_credentials_ask_password()

◆ gf_user_credentials_register()

◆ 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_cache_set_max_age()

◆ 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_cache_entry_can_reuse()

◆ gf_cache_entry_is_shared()

◆ gf_cache_open_read()

◆ gf_cache_is_mem()

◆ gf_dm_configure_cache()

◆ gf_dm_delete_cached_file_entry()

◆ gf_dm_delete_cached_file_entry_session()

◆ gf_dm_sess_set_header()

◆ gf_dm_sess_send_reply()

◆ gf_dm_sess_clear_headers()

◆ gf_dm_disconnect()

◆ gf_dm_sess_del()

◆ http_do_requests()

◆ gf_dm_sess_user_io()

◆ gf_dm_sess_last_error()

◆ gf_dm_url_info_init()

◆ gf_dm_url_info_del()

◆ gf_dm_parse_protocol()

◆ gf_dm_get_url_info()

◆ gf_cache_get_forced_headers()

◆ gf_cache_get_downtime()

◆ gf_cache_is_done()