Only save enabled channels to a session file.

[libsigrok.git] / src / libsigrok-internal.h

diff --git a/src/libsigrok-internal.h b/src/libsigrok-internal.h
index 9e393f422fedd19e988fafb7fad0e726f255ae9d..a8d680ebcf45266ee1f5fcb902b8cc67cfd6de4c 100644 (file)
--- a/src/libsigrok-internal.h
+++ b/src/libsigrok-internal.h
@@ -521,8 +521,6 @@ struct sr_dev_inst {
 };
 
 /* Generic device instances */
-SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int status,
-               const char *vendor, const char *model, const char *version);
 SR_PRIV void sr_dev_inst_free(struct sr_dev_inst *sdi);
 
 #ifdef HAVE_LIBUSB_1_0
@@ -604,6 +602,14 @@ SR_PRIV int sr_packet_copy(const struct sr_datafeed_packet *packet,
                struct sr_datafeed_packet **copy);
 SR_PRIV void sr_packet_free(struct sr_datafeed_packet *packet);
 
+/*--- analog.c --------------------------------------------------------------*/
+
+SR_PRIV int sr_analog_init(struct sr_datafeed_analog2 *analog,
+                           struct sr_analog_encoding *encoding,
+                           struct sr_analog_meaning *meaning,
+                           struct sr_analog_spec *spec,
+                           int digits);
+
 /*--- std.c -----------------------------------------------------------------*/
 
 typedef int (*dev_close_callback)(struct sr_dev_inst *sdi);
@@ -640,13 +646,18 @@ struct soft_trigger_logic {
        int unitsize;
        int cur_stage;
        uint8_t *prev_sample;
+       uint8_t *pre_trigger_buffer;
+       uint8_t *pre_trigger_head;
+       int pre_trigger_size;
+       int pre_trigger_fill;
 };
 
 SR_PRIV struct soft_trigger_logic *soft_trigger_logic_new(
-               const struct sr_dev_inst *sdi, struct sr_trigger *trigger);
+               const struct sr_dev_inst *sdi, struct sr_trigger *trigger,
+               int pre_trigger_samples);
 SR_PRIV void soft_trigger_logic_free(struct soft_trigger_logic *st);
 SR_PRIV int soft_trigger_logic_check(struct soft_trigger_logic *st, uint8_t *buf,
-               int len);
+               int len, int *pre_trigger_samples);
 
 /*--- hardware/serial.c -----------------------------------------------------*/