]> sigrok.org Git - libsigrok.git/blobdiff - src/libsigrok-internal.h
session: Properly accumulate event source timeouts
[libsigrok.git] / src / libsigrok-internal.h
index b127d0ef14efd6481f6100296b64e2eb8076a7e8..a937d046ff8854399bae7111b471ca8741acf797 100644 (file)
@@ -632,6 +632,8 @@ enum {
 
 SR_PRIV struct sr_channel *sr_channel_new(struct sr_dev_inst *sdi,
                int index, int type, gboolean enabled, const char *name);
+SR_PRIV struct sr_channel *sr_next_enabled_channel(const struct sr_dev_inst *sdi,
+               struct sr_channel *cur_channel);
 
 /** Device instance data */
 struct sr_dev_inst {
@@ -716,7 +718,7 @@ struct sr_session {
        GSList *datafeed_callbacks;
        GSList *transforms;
        struct sr_trigger *trigger;
-       GTimeVal starttime;
+
        gboolean running;
 
        unsigned int num_sources;
@@ -729,7 +731,6 @@ struct sr_session {
         */
        struct source *sources;
        GPollFD *pollfds;
-       int source_timeout;
 
        /*
         * These are our synchronization primitives for stopping the session in
@@ -742,6 +743,9 @@ struct sr_session {
        gboolean abort_session;
 };
 
+SR_PRIV int sr_session_source_add_internal(struct sr_session *session,
+               GPollFD *pollfd, int timeout, sr_receive_data_callback cb,
+               void *cb_data, gintptr poll_object, gboolean is_usb);
 SR_PRIV int sr_session_send(const struct sr_dev_inst *sdi,
                const struct sr_datafeed_packet *packet);
 SR_PRIV int sr_session_stop_sync(struct sr_session *session);
@@ -866,109 +870,13 @@ SR_PRIV int ezusb_upload_firmware(libusb_device *dev, int configuration,
 #ifdef HAVE_LIBUSB_1_0
 SR_PRIV GSList *sr_usb_find(libusb_context *usb_ctx, const char *conn);
 SR_PRIV int sr_usb_open(libusb_context *usb_ctx, struct sr_usb_dev_inst *usb);
+SR_PRIV void sr_usb_close(struct sr_usb_dev_inst *usb);
 SR_PRIV int usb_source_add(struct sr_session *session, struct sr_context *ctx,
                int timeout, sr_receive_data_callback cb, void *cb_data);
 SR_PRIV int usb_source_remove(struct sr_session *session, struct sr_context *ctx);
 SR_PRIV int usb_get_port_path(libusb_device *dev, char *path, int path_len);
 #endif
 
-/*--- hardware/scpi.c -------------------------------------------------------*/
-
-#define SCPI_CMD_IDN "*IDN?"
-#define SCPI_CMD_OPC "*OPC?"
-
-enum {
-       SCPI_CMD_SET_TRIGGER_SOURCE,
-       SCPI_CMD_SET_TIMEBASE,
-       SCPI_CMD_SET_VERTICAL_DIV,
-       SCPI_CMD_SET_TRIGGER_SLOPE,
-       SCPI_CMD_SET_COUPLING,
-       SCPI_CMD_SET_HORIZ_TRIGGERPOS,
-       SCPI_CMD_GET_ANALOG_CHAN_STATE,
-       SCPI_CMD_GET_DIG_CHAN_STATE,
-       SCPI_CMD_GET_TIMEBASE,
-       SCPI_CMD_GET_VERTICAL_DIV,
-       SCPI_CMD_GET_VERTICAL_OFFSET,
-       SCPI_CMD_GET_TRIGGER_SOURCE,
-       SCPI_CMD_GET_HORIZ_TRIGGERPOS,
-       SCPI_CMD_GET_TRIGGER_SLOPE,
-       SCPI_CMD_GET_COUPLING,
-       SCPI_CMD_SET_ANALOG_CHAN_STATE,
-       SCPI_CMD_SET_DIG_CHAN_STATE,
-       SCPI_CMD_GET_DIG_POD_STATE,
-       SCPI_CMD_SET_DIG_POD_STATE,
-       SCPI_CMD_GET_ANALOG_DATA,
-       SCPI_CMD_GET_DIG_DATA,
-       SCPI_CMD_GET_SAMPLE_RATE,
-       SCPI_CMD_GET_SAMPLE_RATE_LIVE,
-};
-
-struct sr_scpi_hw_info {
-       char *manufacturer;
-       char *model;
-       char *serial_number;
-       char *firmware_version;
-};
-
-struct sr_scpi_dev_inst {
-       const char *name;
-       const char *prefix;
-       int priv_size;
-       GSList *(*scan)(struct drv_context *drvc);
-       int (*dev_inst_new)(void *priv, struct drv_context *drvc,
-               const char *resource, char **params, const char *serialcomm);
-       int (*open)(void *priv);
-       int (*source_add)(struct sr_session *session, void *priv, int events,
-               int timeout, sr_receive_data_callback cb, void *cb_data);
-       int (*source_remove)(struct sr_session *session, void *priv);
-       int (*send)(void *priv, const char *command);
-       int (*read_begin)(void *priv);
-       int (*read_data)(void *priv, char *buf, int maxlen);
-       int (*read_complete)(void *priv);
-       int (*close)(void *priv);
-       void (*free)(void *priv);
-       unsigned int read_timeout_ms;
-       void *priv;
-};
-
-SR_PRIV GSList *sr_scpi_scan(struct drv_context *drvc, GSList *options,
-               struct sr_dev_inst *(*probe_device)(struct sr_scpi_dev_inst *scpi));
-SR_PRIV struct sr_scpi_dev_inst *scpi_dev_inst_new(struct drv_context *drvc,
-               const char *resource, const char *serialcomm);
-SR_PRIV int sr_scpi_open(struct sr_scpi_dev_inst *scpi);
-SR_PRIV int sr_scpi_source_add(struct sr_session *session,
-               struct sr_scpi_dev_inst *scpi, int events, int timeout,
-               sr_receive_data_callback cb, void *cb_data);
-SR_PRIV int sr_scpi_source_remove(struct sr_session *session,
-               struct sr_scpi_dev_inst *scpi);
-SR_PRIV int sr_scpi_send(struct sr_scpi_dev_inst *scpi,
-               const char *format, ...);
-SR_PRIV int sr_scpi_send_variadic(struct sr_scpi_dev_inst *scpi,
-               const char *format, va_list args);
-SR_PRIV int sr_scpi_read_begin(struct sr_scpi_dev_inst *scpi);
-SR_PRIV int sr_scpi_read_data(struct sr_scpi_dev_inst *scpi, char *buf, int maxlen);
-SR_PRIV int sr_scpi_read_complete(struct sr_scpi_dev_inst *scpi);
-SR_PRIV int sr_scpi_close(struct sr_scpi_dev_inst *scpi);
-SR_PRIV void sr_scpi_free(struct sr_scpi_dev_inst *scpi);
-
-SR_PRIV int sr_scpi_get_string(struct sr_scpi_dev_inst *scpi,
-                       const char *command, char **scpi_response);
-SR_PRIV int sr_scpi_get_bool(struct sr_scpi_dev_inst *scpi,
-                       const char *command, gboolean *scpi_response);
-SR_PRIV int sr_scpi_get_int(struct sr_scpi_dev_inst *scpi,
-                       const char *command, int *scpi_response);
-SR_PRIV int sr_scpi_get_float(struct sr_scpi_dev_inst *scpi,
-                       const char *command, float *scpi_response);
-SR_PRIV int sr_scpi_get_double(struct sr_scpi_dev_inst *scpi,
-                       const char *command, double *scpi_response);
-SR_PRIV int sr_scpi_get_opc(struct sr_scpi_dev_inst *scpi);
-SR_PRIV int sr_scpi_get_floatv(struct sr_scpi_dev_inst *scpi,
-                       const char *command, GArray **scpi_response);
-SR_PRIV int sr_scpi_get_uint8v(struct sr_scpi_dev_inst *scpi,
-                       const char *command, GArray **scpi_response);
-SR_PRIV int sr_scpi_get_hw_id(struct sr_scpi_dev_inst *scpi,
-                       struct sr_scpi_hw_info **scpi_response);
-SR_PRIV void sr_scpi_hw_info_free(struct sr_scpi_hw_info *hw_info);
 
 /*--- modbus/modbus.c -------------------------------------------------------*/
 
@@ -1223,4 +1131,17 @@ SR_PRIV gboolean sr_ut372_packet_valid(const uint8_t *buf);
 SR_PRIV int sr_ut372_parse(const uint8_t *buf, float *floatval,
                struct sr_datafeed_analog *analog, void *info);
 
+/*--- hardware/scale/kern.c -------------------------------------------------*/
+
+struct kern_info {
+       gboolean is_gram, is_carat, is_ounce, is_pound, is_troy_ounce;
+       gboolean is_pennyweight, is_grain, is_tael, is_momme, is_tola;
+       gboolean is_percentage, is_piece, is_unstable, is_stable, is_error;
+       int buflen;
+};
+
+SR_PRIV gboolean sr_kern_packet_valid(const uint8_t *buf);
+SR_PRIV int sr_kern_parse(const uint8_t *buf, float *floatval,
+               struct sr_datafeed_analog *analog, void *info);
+
 #endif