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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@3065 65c4cc65-6c06-0410-ace0-fbb531ad65f3
134 lines
3.7 KiB
C
Executable File
134 lines
3.7 KiB
C
Executable File
/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* Implementation of Inter-Asterisk eXchange
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*
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* Copyright (C) 2003, Digium
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*
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* Mark Spencer <markster@linux-support.net>
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License
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*/
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#ifndef _IAX2_PARSER_H
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#define _IAX2_PARSER_H
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struct iax_ies {
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char *called_number;
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char *calling_number;
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char *calling_ani;
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char *calling_name;
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char *called_context;
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char *username;
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char *password;
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unsigned int capability;
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unsigned int format;
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char *language;
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int version;
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unsigned short adsicpe;
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char *dnid;
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char *rdnis;
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unsigned int authmethods;
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char *challenge;
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char *md5_result;
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char *rsa_result;
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struct sockaddr_in *apparent_addr;
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unsigned short refresh;
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unsigned short dpstatus;
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unsigned short callno;
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char *cause;
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unsigned char iax_unknown;
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int msgcount;
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int autoanswer;
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int musiconhold;
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unsigned int transferid;
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unsigned int datetime;
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char *devicetype;
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char *serviceident;
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int firmwarever;
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unsigned int fwdesc;
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unsigned char *fwdata;
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unsigned char fwdatalen;
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unsigned int provver;
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};
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#define DIRECTION_INGRESS 1
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#define DIRECTION_OUTGRESS 2
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struct iax_frame {
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#ifdef LIBIAX
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struct iax_session *session;
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struct iax_event *event;
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#endif
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/* /Our/ call number */
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unsigned short callno;
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/* /Their/ call number */
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unsigned short dcallno;
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/* Start of raw frame (outgoing only) */
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void *data;
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/* Length of frame (outgoing only) */
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int datalen;
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/* How many retries so far? */
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int retries;
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/* Outgoing relative timestamp (ms) */
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unsigned int ts;
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/* How long to wait before retrying */
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int retrytime;
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/* Are we received out of order? */
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int outoforder;
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/* Have we been sent at all yet? */
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int sentyet;
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/* Outgoing Packet sequence number */
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int oseqno;
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/* Next expected incoming packet sequence number */
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int iseqno;
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/* Non-zero if should be sent to transfer peer */
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int transfer;
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/* Non-zero if this is the final message */
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int final;
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/* Ingress or outgres */
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int direction;
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/* Retransmission ID */
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int retrans;
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/* Easy linking */
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struct iax_frame *next;
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struct iax_frame *prev;
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/* Actual, isolated frame header */
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struct ast_frame af;
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unsigned char unused[AST_FRIENDLY_OFFSET];
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unsigned char afdata[0]; /* Data for frame */
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};
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struct iax_ie_data {
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unsigned char buf[1024];
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int pos;
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};
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/* Choose a different function for output */
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extern void iax_set_output(void (*output)(const char *data));
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/* Choose a different function for errors */
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extern void iax_set_error(void (*output)(const char *data));
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extern void iax_showframe(struct iax_frame *f, struct ast_iax2_full_hdr *fhi, int rx, struct sockaddr_in *sin, int datalen);
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extern const char *iax_ie2str(int ie);
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extern int iax_ie_append_raw(struct iax_ie_data *ied, unsigned char ie, void *data, int datalen);
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extern int iax_ie_append_addr(struct iax_ie_data *ied, unsigned char ie, struct sockaddr_in *sin);
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extern int iax_ie_append_int(struct iax_ie_data *ied, unsigned char ie, unsigned int value);
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extern int iax_ie_append_short(struct iax_ie_data *ied, unsigned char ie, unsigned short value);
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extern int iax_ie_append_str(struct iax_ie_data *ied, unsigned char ie, unsigned char *str);
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extern int iax_ie_append_byte(struct iax_ie_data *ied, unsigned char ie, unsigned char dat);
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extern int iax_ie_append(struct iax_ie_data *ied, unsigned char ie);
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extern int iax_parse_ies(struct iax_ies *ies, unsigned char *data, int datalen);
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extern int iax_get_frames(void);
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extern int iax_get_iframes(void);
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extern int iax_get_oframes(void);
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extern void iax_frame_wrap(struct iax_frame *fr, struct ast_frame *f);
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extern struct iax_frame *iax_frame_new(int direction, int datalen);
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extern void iax_frame_free(struct iax_frame *fr);
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#endif
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