annotate include/tmgw_const.h @ 182:f4ed6042e16c

include/tmgw_const.h: expanded architectural point of view
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 11 Mar 2023 21:44:40 -0800
parents f280328e7e2e
children
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1 /*
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2 * This header file defines some constants for themwi-mgw,
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3 * used in the implementation, in the control interface and
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4 * throughout the architecture.
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5 *
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6 * Some of these constants (specifically those dealing with
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7 * RTP endpoint types) are now also used in themwi-rtp-mgr
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8 * and other RTP-touching tools beyond the original themwi-mgw
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9 * design.
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10 */
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12 #define TMGW_EP_TYPE_GSM_ONLY 1
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13 #define TMGW_EP_TYPE_PSTN_ONLY 2
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14 #define TMGW_EP_TYPE_GATEWAY 3
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16 /* backward compatibility, from themwi-mgw perspective */
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17 #define TMGW_EP_TYPE_DUMMY_GSM TMGW_EP_TYPE_GSM_ONLY
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18 #define TMGW_EP_TYPE_DUMMY_PSTN TMGW_EP_TYPE_PSTN_ONLY
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20 #define TMGW_EP_HAS_GSM_SOCK 1
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21 #define TMGW_EP_HAS_PSTN_SOCK 2
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23 #define TMGW_FWD_MODE_INACTIVE 0
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24 #define TMGW_FWD_MODE_RECVONLY 1
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25 #define TMGW_FWD_MODE_SENDONLY 2
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26 #define TMGW_FWD_MODE_SENDRECV 3
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28 #define TMGW_FWD_ENABLE_PSTN2GSM 1
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29 #define TMGW_FWD_ENABLE_GSM2PSTN 2
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31 #define GSM_TCHF_FRAME 0x0300
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32 #define GSM_TCHF_FRAME_EFR 0x0301
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33 #define GSM_TCHH_FRAME 0x0302
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34 #define GSM_TCH_FRAME_AMR 0x0303
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36 #define PSTN_CODEC_PCMU 0
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37 #define PSTN_CODEC_PCMA 8