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| author | Eric S. Raymond <esr@thyrsus.com> | 2009-01-06 14:49:21 +0000 |
|---|---|---|
| committer | Eric S. Raymond <esr@thyrsus.com> | 2009-01-06 14:49:21 +0000 |
| commit | 649df04ceb10762b70916d9c58bbc86179fb8896 (patch) | |
| tree | bb996691fe96676be5da7e4330810cb6b4ba2402 /gpsd.h-tail | |
| parent | 4ada7201b3e3ea30cc5cf7f905025c72e2ff0761 (diff) | |
| download | gpsd-649df04ceb10762b70916d9c58bbc86179fb8896.tar.gz | |
Refactor sending of control strings.
Most drivers now have a control_send method that takes a
payload. provides whatever checksuming and leader/trailer bytes are
needed, and ships it to a specified active device.
This change should not alter any behavior. All regression tests pass.
Diffstat (limited to 'gpsd.h-tail')
| -rw-r--r-- | gpsd.h-tail | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gpsd.h-tail b/gpsd.h-tail index fc156feb..10d7a69c 100644 --- a/gpsd.h-tail +++ b/gpsd.h-tail @@ -183,6 +183,7 @@ struct gps_type_t { /*@observer@*/char *type_name; /*@observer@*//*@null@*/char *trigger; int channels; + ssize_t (*control_send)(struct gps_device_t *session, char *buf, size_t buflen); /*@null@*/bool (*probe_detect)(struct gps_device_t *session); /*@null@*/void (*probe_wakeup)(struct gps_device_t *session); /*@null@*/void (*probe_subtype)(struct gps_device_t *session, unsigned int seq); @@ -349,7 +350,8 @@ extern struct gps_type_t **gpsd_drivers; /* gpsd library internal prototypes */ extern gps_mask_t nmea_parse_input(struct gps_device_t *); extern gps_mask_t nmea_parse(char *, struct gps_device_t *); -extern int nmea_send(int, const char *, ... ); +extern ssize_t nmea_write(struct gps_device_t *session, char *buf, size_t len); +extern ssize_t nmea_send(struct gps_device_t *session, const char *, ... ); extern void nmea_add_checksum(char *); ssize_t generic_get(struct gps_device_t *); |