annotate libsip/parse.h @ 67:15c9e1f8f756

sip-in: enable SIP UDP output
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 18 Sep 2022 16:55:01 -0800
parents 77d980126efd
children
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1 /*
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2 * Here we define the structure we are going to use for receiving
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3 * and parsing SIP UDP packets.
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4 */
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5
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6 #define MAX_SIP_RX_PACKET 3072
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7 #define MAX_HEADER_FIELDS 64
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8
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9 struct sip_parse_hdr {
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10 char *field_name;
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11 char *field_value;
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12 };
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13
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14 struct sip_pkt_rx {
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15 /* recvfrom on UDP socket, input to parser */
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16 char pkt_buffer[MAX_SIP_RX_PACKET];
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17 unsigned pkt_length;
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18 /* filled by parser */
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19 int parse_msgtype;
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20 char *req_method;
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21 char *req_uri;
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22 unsigned status_code;
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23 char *status_str;
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24 /* header fields */
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25 struct sip_parse_hdr hdr_fields[MAX_HEADER_FIELDS];
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26 unsigned num_hdr_fields;
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27 /* optional message body */
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28 char *msg_body;
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29 unsigned msg_body_len;
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30 };
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31
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32 #define SIP_MSG_TYPE_REQ 1
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33 #define SIP_MSG_TYPE_RESP 2