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132 lines
3.3 KiB
C
132 lines
3.3 KiB
C
4 years ago
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/*****************************************************************************
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* slink.h
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*
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* SeedLink protocol constants
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*
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* Token from libslink
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any later
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* version. For more information, see http://www.gnu.org/
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*
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* ================
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* Change log
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* ===============
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*
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* 01.01.2013 Adapted code to CAPS client library requirements (gempa GmbH)
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*****************************************************************************/
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#ifndef CAPS_MSEED_SLINK_H
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#define CAPS_MSEED_SLINK_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Portability to the XScale (ARM) architecture
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* requires a packed attribute in certain places
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* but this only works with GCC for now.
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*/
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#if defined (__GNUC__)
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#define SLP_PACKED __attribute__ ((packed))
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#else
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#define SLP_PACKED
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#endif
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#define SIGNATURE "SL" /* SeedLink header signature */
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#define INFOSIGNATURE "SLINFO" /* SeedLink INFO packet signature */
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/* SeedLink packet types */
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#define SLDATA 0 /* waveform data record */
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#define SLDET 1 /* detection record */
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#define SLCAL 2 /* calibration record */
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#define SLTIM 3 /* timing record */
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#define SLMSG 4 /* message record */
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#define SLBLK 5 /* general record */
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#define SLNUM 6 /* used as the error indicator (same as SLCHA) */
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#define SLCHA 6 /* for requesting channel info or detectors */
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#define SLINF 7 /* a non-terminating XML formatted message in a miniSEED
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log record, used for INFO responses */
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#define SLINFT 8 /* a terminating XML formatted message in a miniSEED log
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record, used for INFO responses */
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#define SLKEEP 9 /* an XML formatted message in a miniSEED log
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record, used for keepalive/heartbeat responses */
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/* SEED binary time (10 bytes) */
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struct sl_btime_s
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{
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uint16_t year;
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uint16_t day;
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uint8_t hour;
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uint8_t min;
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uint8_t sec;
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uint8_t unused;
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uint16_t fract;
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} SLP_PACKED;
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/* Fixed section data of header (48 bytes) */
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struct sl_fsdh_s
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{
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char sequence_number[6];
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char dhq_indicator;
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char reserved;
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char station[5];
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char location[2];
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char channel[3];
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char network[2];
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struct sl_btime_s start_time;
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uint16_t num_samples;
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int16_t samprate_fact;
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int16_t samprate_mult;
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uint8_t act_flags;
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uint8_t io_flags;
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uint8_t dq_flags;
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uint8_t num_blockettes;
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int32_t time_correct;
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uint16_t begin_data;
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uint16_t begin_blockette;
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} SLP_PACKED;
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/* 1000 Blockette (8 bytes) */
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struct sl_blkt_1000_s
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{
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uint16_t blkt_type;
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uint16_t next_blkt;
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uint8_t encoding;
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uint8_t word_swap;
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uint8_t rec_len;
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uint8_t reserved;
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} SLP_PACKED;
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/* 1001 Blockette (8 bytes) */
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struct sl_blkt_1001_s
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{
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uint16_t blkt_type;
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uint16_t next_blkt;
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int8_t timing_qual;
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int8_t usec;
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uint8_t reserved;
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int8_t frame_cnt;
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} SLP_PACKED;
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/* Generic struct for head of blockettes */
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struct sl_blkt_head_s
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{
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uint16_t blkt_type;
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uint16_t next_blkt;
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} SLP_PACKED;
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#ifdef __cplusplus
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}
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#endif
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#endif
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