SDP Library

Implementation of Source Description Protocol (SDP) - rfc 2327. More...

Data Structures
struct	sdp_attr_s
	SDP attributes list basic element. More...
struct	sdp_medium_info_s
	Medium imformations. More...
struct	sdp_session_info
	Session informations. More...
Defines
#define	SDP_MEDIA_FIELDS
#define	SDP_SESSION_FIELDS
Typedefs
typedef struct sdp_attr_s	sdp_attr
typedef struct sdp_medium_info_s	sdp_medium_info
Functions
sdp_session_info *	sdp_session_setup (char *descr, int descr_len)
sdp_medium_info *	sdp_media_setup (char **descr, int descr_len)
int	sdp_set_attr (sdp_attr **attr_list, char *a)
void	sdp_session_destroy (sdp_session_info *)
void	sdp_media_destroy (sdp_medium_info *)
int	sdp_parse_m_descr (sdp_medium_info *, char *)
sdp_attr *	sdp_get_attr (sdp_attr *attr_list, char *name)
sdp_range	sdp_parse_range (char *value)

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Detailed Description

Implementation of Source Description Protocol (SDP) - rfc 2327.

SDP is intended for describing multimedia sessions for the purposes of session announcement, session invitation, and other forms of multimedia session initiation. (from RFC abstract)

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Define Documentation

#define SDP_MEDIA_FIELDS

Value:

"Multimedia Type & Transport Address", \
                "Medium Title", \
                "Connection Info", \
                "Bandwidth Info", \
                "Crypto Key"

Definition at line 66 of file sdp.h.

#define SDP_SESSION_FIELDS

Value:

"Protocol Version", \
                "Session Identifier & Creator", \
                "Session Name", \
                "Session Info", \
                "URI Description", \
                "e-mail Address", \
                "Phone Number", \
                "Connection Info", \
                "Bandwidth Info", \
                "Active Time", \
                "I' so' llu re", \
                "Time Zone", \
                "Crypto Key"

Definition at line 101 of file sdp.h.

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Function Documentation

sdp_medium_info* sdp_media_setup	(	char **	descr,
		int	descr_len
	)

Parse SDP media informations

Parameters:

	descr	the body to parse
	descr_len	its length

Returns:

NULL on failure or a newly allocated sdp_medium_info on success

Definition at line 35 of file sdp_media_setup.c.

References sdp_medium_info_s::next.

Referenced by sdp_session_setup().

sdp_range sdp_parse_range

(

char *

value

)

Parses an SDP range attribute value (currently only NPT format is supported, the code is based on feng's parse_play_time_range)

Definition at line 67 of file sdp_attr.c.

sdp_session_info* sdp_session_setup	(	char *	descr,
		int	descr_len
	)

Parses the SDP

Parameters:

	descr	the text to be parsed
	descr_len	the length of the text

Returns:

NULL on failure or a newly allocated sdp_session_info on success

Definition at line 37 of file sdp_session_setup.c.

References sdp_media_setup().

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