* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#ifndef LIBSIGROK_SIGROK_INTERNAL_H
-#define LIBSIGROK_SIGROK_INTERNAL_H
+/** @file
+ * @internal
+ */
+
+#ifndef LIBSIGROK_LIBSIGROK_INTERNAL_H
+#define LIBSIGROK_LIBSIGROK_INTERNAL_H
#include <stdarg.h>
#include <glib.h>
#define ARRAY_AND_SIZE(a) (a), ARRAY_SIZE(a)
#endif
+/**
+ * Read a 16 bits big endian integer out of memory.
+ * @param x a pointer to the input memory
+ * @return the corresponding integer
+ */
+#define RB16(x) ((((const uint8_t*)(x))[0] << 8) | \
+ ((const uint8_t*)(x))[1])
+
+/**
+ * Read a 16 bits little endian integer out of memory.
+ * @param x a pointer to the input memory
+ * @return the corresponding integer
+ */
+#define RL16(x) ((((const uint8_t*)(x))[1] << 8) | \
+ ((const uint8_t*)(x))[0])
+
+/**
+ * Read a 32 bits big endian integer out of memory.
+ * @param x a pointer to the input memory
+ * @return the corresponding integer
+ */
+#define RB32(x) ((((const uint8_t*)(x))[0] << 24) | \
+ (((const uint8_t*)(x))[1] << 16) | \
+ (((const uint8_t*)(x))[2] << 8) | \
+ ((const uint8_t*)(x))[3])
+
+/**
+ * Read a 32 bits little endian integer out of memory.
+ * @param x a pointer to the input memory
+ * @return the corresponding integer
+ */
+#define RL32(x) ((((const uint8_t*)(x))[3] << 24) | \
+ (((const uint8_t*)(x))[2] << 16) | \
+ (((const uint8_t*)(x))[1] << 8) | \
+ ((const uint8_t*)(x))[0])
+
/* Portability fixes for FreeBSD. */
#ifdef __FreeBSD__
#define LIBUSB_CLASS_APPLICATION 0xfe
struct sr_context {
#ifdef HAVE_LIBUSB_1_0
libusb_context *libusb_ctx;
+ gboolean usb_source_present;
+#ifdef _WIN32
+ GThread *usb_thread;
+ gboolean usb_thread_running;
+ GMutex usb_mutex;
+ HANDLE usb_event;
+ GPollFD usb_pollfd;
+ sr_receive_data_callback_t usb_cb;
+ void *usb_cb_data;
+#endif
#endif
};
#ifdef HAVE_LIBUSB_1_0
+/** USB device instance */
struct sr_usb_dev_inst {
+ /** USB bus */
uint8_t bus;
+ /** Device address on USB bus */
uint8_t address;
+ /** libusb device handle */
struct libusb_device_handle *devhdl;
};
#endif
#define SERIAL_PARITY_EVEN SP_PARITY_EVEN
#define SERIAL_PARITY_ODD SP_PARITY_ODD
struct sr_serial_dev_inst {
+ /** Port name, e.g. '/dev/tty42'. */
char *port;
+ /** Comm params for serial_set_paramstr(). */
char *serialcomm;
+ /** Port is non-blocking. */
int nonblocking;
+ /** libserialport port handle */
struct sp_port *data;
+ /** libserialport event set */
+ struct sp_event_set *event_set;
+ /** GPollFDs for event polling */
+ GPollFD *pollfds;
};
#endif
/* Private driver context. */
struct drv_context {
+ /** sigrok context */
struct sr_context *sr_ctx;
GSList *instances;
};
SR_PRIV int sr_warn(const char *format, ...);
SR_PRIV int sr_err(const char *format, ...);
+/* Message logging helpers with subsystem-specific prefix string. */
+#ifndef NO_LOG_WRAPPERS
+#define sr_log(l, s, args...) sr_log(l, "%s: " s, LOG_PREFIX, ## args)
+#define sr_spew(s, args...) sr_spew("%s: " s, LOG_PREFIX, ## args)
+#define sr_dbg(s, args...) sr_dbg("%s: " s, LOG_PREFIX, ## args)
+#define sr_info(s, args...) sr_info("%s: " s, LOG_PREFIX, ## args)
+#define sr_warn(s, args...) sr_warn("%s: " s, LOG_PREFIX, ## args)
+#define sr_err(s, args...) sr_err("%s: " s, LOG_PREFIX, ## args)
+#endif
+
/*--- device.c --------------------------------------------------------------*/
SR_PRIV struct sr_probe *sr_probe_new(int index, int type,
* an async fashion. We need to make sure the session is stopped from
* within the session thread itself.
*/
+ /** Mutex protecting access to abort_session. */
GMutex stop_mutex;
+ /** Abort current session. See sr_session_stop(). */
gboolean abort_session;
};
SR_PRIV int std_init(struct sr_context *sr_ctx, struct sr_dev_driver *di,
const char *prefix);
#ifdef HAVE_LIBSERIALPORT
+SR_PRIV int std_serial_dev_open(struct sr_dev_inst *sdi);
SR_PRIV int std_serial_dev_acquisition_stop(struct sr_dev_inst *sdi,
void *cb_data, dev_close_t dev_close_fn,
struct sr_serial_dev_inst *serial, const char *prefix);
#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 int usb_source_add(struct sr_context *ctx, int timeout,
+ sr_receive_data_callback_t cb, void *cb_data);
+SR_PRIV int usb_source_remove(struct sr_context *ctx);
#endif
/*--- hardware/common/scpi.c ------------------------------------------------*/
SR_PRIV void sr_fs9721_10_temp_c(struct sr_datafeed_analog *analog, void *info);
SR_PRIV void sr_fs9721_01_10_temp_f_c(struct sr_datafeed_analog *analog, void *info);
+/*--- hardware/common/dmm/m2110.c -----------------------------------------*/
+
+#define BBCGM_M2110_PACKET_SIZE 9
+
+SR_PRIV gboolean sr_m2110_packet_valid(const uint8_t *buf);
+SR_PRIV int sr_m2110_parse(const uint8_t *buf, float *floatval,
+ struct sr_datafeed_analog *analog, void *info);
+
/*--- hardware/common/dmm/metex14.c -----------------------------------------*/
#define METEX14_PACKET_SIZE 14