sdp.c File Reference

#include <gpac/ietf.h>
#include <gpac/token.h>

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Macros
#define	SDP_WRITE_STEPALLOC   2048
#define	SDPM_DESTROY(p)   if (media->p) gf_free(media->p)
#define	SDP_DESTROY(p)
#define	SDP_WRITE_ALLOC_STR_WITHOUT_CHECK(str, space)
#define	SDP_WRITE_ALLOC_STR(str, space)
#define	SDP_WRITE_ALLOC_INT(d, spa, sig)
#define	SDP_WRITE_ALLOC_FLOAT(d, spa)
#define	TEST_SDP_WRITE_SINGLE(type, str, sep)
#define	SDP_WRITE_CONN(conn)

Functions
GF_SDP_FMTP *	gf_sdp_fmtp_new ()
void	gf_sdp_fmtp_del (GF_SDP_FMTP *fmtp)
GF_SDP_FMTP *	SDP_GetFMTPForPayload (GF_SDPMedia *media, u32 PayloadType)
void	SDP_ParseAttribute (GF_SDPInfo *sdp, char *buffer, GF_SDPMedia *media)
void	gf_sdp_media_del (GF_SDPMedia *media)
GF_SDPConnection *	gf_sdp_conn_new ()
void	gf_sdp_conn_del (GF_SDPConnection *conn)
GF_SDPMedia *	gf_sdp_media_new ()
GF_SDPInfo *	gf_sdp_info_new ()
void	gf_sdp_info_reset (GF_SDPInfo *sdp)
void	gf_sdp_info_del (GF_SDPInfo *sdp)
Bool	SDP_IsDynamicPayload (GF_SDPMedia *media, char *payt)
s32	SDP_MakeSeconds (char *buf)
GF_Err	gf_sdp_info_parse (GF_SDPInfo *sdp, char *sdp_text, u32 text_size)
GF_Err	SDP_CheckConnection (GF_SDPConnection *conn)
GF_Err	gf_sdp_info_check (GF_SDPInfo *sdp)
GF_Err	gf_sdp_info_write (GF_SDPInfo *sdp, char **out_str_buf)

Macro Definition Documentation

#define SDP_WRITE_STEPALLOC   2048

#define SDPM_DESTROY

(

p

)

if (media->p) gf_free(media->p)

#define SDP_DESTROY

(

p

)

Value:

if (sdp->p)     \
					gf_free(sdp->p);   \
                                        sdp->p = NULL;

#define SDP_WRITE_ALLOC_STR_WITHOUT_CHECK	(		str,
			space
	)

Value:

if (strlen(str)+pos + (space ? 1 : 0) >= buf_size) {    \
                buf_size += SDP_WRITE_STEPALLOC;        \
                buf = (char*)gf_realloc(buf, sizeof(char)*buf_size);            \
        }       \
        strcpy(buf+pos, str);           \
        pos += (u32) strlen(str);               \
        if (space) {                    \
                strcat(buf+pos, " ");   \
                pos += 1;               \
        }

#define SDP_WRITE_ALLOC_STR	(		str,
			space
	)

Value:

if (str) { \
		SDP_WRITE_ALLOC_STR_WITHOUT_CHECK(str, space); \
        }               \

#define SDP_WRITE_ALLOC_INT	(		d,
			spa,
			sig
	)

Value:

if (sig < 0) { \
                sprintf(temp, "%d", d);         \
        } else { \
                sprintf(temp, "%u", d);         \
        }       \
	SDP_WRITE_ALLOC_STR_WITHOUT_CHECK(temp, spa);

#define SDP_WRITE_ALLOC_FLOAT	(		d,
			spa
	)

Value:

sprintf(temp, "%.2f", d);               \
	SDP_WRITE_ALLOC_STR_WITHOUT_CHECK(temp, spa);

#define TEST_SDP_WRITE_SINGLE	(		type,
			str,
			sep
	)

Value:

if (str) {              \
		SDP_WRITE_ALLOC_STR(type, 0);         \
                if (sep) SDP_WRITE_ALLOC_STR(":", 0);           \
                SDP_WRITE_ALLOC_STR(str, 0);            \
                SDP_WRITE_ALLOC_STR("\r\n", 0);         \
        }

#define SDP_WRITE_CONN

(

conn

)

Value:

if (conn) {                     \
		SDP_WRITE_ALLOC_STR("c=", 0); \
		SDP_WRITE_ALLOC_STR(conn->net_type, 1);               \
		SDP_WRITE_ALLOC_STR(conn->add_type, 1);               \
		SDP_WRITE_ALLOC_STR(conn->host, 0);                   \
                if (gf_sk_is_multicast_address(conn->host)) {   \
			SDP_WRITE_ALLOC_STR("/", 0);                 \
			SDP_WRITE_ALLOC_INT(conn->TTL, 0, 0);                \
                        if (conn->add_count >= 2) {             \
				SDP_WRITE_ALLOC_STR("/", 0);                \
				SDP_WRITE_ALLOC_INT(conn->add_count, 0, 0); \
                        }               \
                }       \
		SDP_WRITE_ALLOC_STR("\r\n", 0);               \
        }

Function Documentation

GF_SDP_FMTP* gf_sdp_fmtp_new

(

)

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void gf_sdp_fmtp_del

(

GF_SDP_FMTP *

fmtp

)

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GF_SDP_FMTP* SDP_GetFMTPForPayload	(	GF_SDPMedia *	media,
		u32	PayloadType
	)

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void SDP_ParseAttribute	(	GF_SDPInfo *	sdp,
		char *	buffer,
		GF_SDPMedia *	media
	)

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void gf_sdp_media_del

(

GF_SDPMedia *

media

)

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GF_SDPConnection* gf_sdp_conn_new

(

)

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void gf_sdp_conn_del

(

GF_SDPConnection *

conn

)

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GF_SDPMedia* gf_sdp_media_new

(

)

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GF_SDPInfo* gf_sdp_info_new

(

)

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void gf_sdp_info_reset

(

GF_SDPInfo *

sdp

)

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void gf_sdp_info_del

(

GF_SDPInfo *

sdp

)

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Bool SDP_IsDynamicPayload	(	GF_SDPMedia *	media,
		char *	payt
	)

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s32 SDP_MakeSeconds

(

char *

buf

)

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GF_Err gf_sdp_info_parse	(	GF_SDPInfo *	sdp,
		char *	sdp_text,
		u32	text_size
	)

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GF_Err SDP_CheckConnection

(

GF_SDPConnection *

conn

)

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GF_Err gf_sdp_info_check

(

GF_SDPInfo *

sdp

)

media->PortNumber ||

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GF_Err gf_sdp_info_write	(	GF_SDPInfo *	sdp,
		char **	out_str_buf
	)

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