X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=libsigrok-internal.h;h=2577fd0dcd981202b927e9d95dbb5ee633c61d47;hb=d86e0b11c7dabcf8fbbb9f692a070f9679f0ea18;hp=3122e5812e209c424f129db66b64a8c1b1db702d;hpb=d43b090816f61e77d8054084e85202de1a1ebeb7;p=libsigrok.git
diff --git a/libsigrok-internal.h b/libsigrok-internal.h
index 3122e581..2577fd0d 100644
--- a/libsigrok-internal.h
+++ b/libsigrok-internal.h
@@ -17,8 +17,12 @@
* along with this program. If not, see .
*/
-#ifndef LIBSIGROK_SIGROK_INTERNAL_H
-#define LIBSIGROK_SIGROK_INTERNAL_H
+/** @file
+ * @internal
+ */
+
+#ifndef LIBSIGROK_LIBSIGROK_INTERNAL_H
+#define LIBSIGROK_LIBSIGROK_INTERNAL_H
#include
#include
@@ -46,6 +50,42 @@
#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) (((unsigned)((const uint8_t*)(x))[0] << 8) | \
+ (unsigned)((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) (((unsigned)((const uint8_t*)(x))[1] << 8) | \
+ (unsigned)((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) (((unsigned)((const uint8_t*)(x))[0] << 24) | \
+ ((unsigned)((const uint8_t*)(x))[1] << 16) | \
+ ((unsigned)((const uint8_t*)(x))[2] << 8) | \
+ (unsigned)((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) (((unsigned)((const uint8_t*)(x))[3] << 24) | \
+ ((unsigned)((const uint8_t*)(x))[2] << 16) | \
+ ((unsigned)((const uint8_t*)(x))[1] << 8) | \
+ (unsigned)((const uint8_t*)(x))[0])
+
/* Portability fixes for FreeBSD. */
#ifdef __FreeBSD__
#define LIBUSB_CLASS_APPLICATION 0xfe
@@ -56,13 +96,27 @@
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
@@ -72,10 +126,18 @@ struct sr_usb_dev_inst {
#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
@@ -86,6 +148,7 @@ struct sr_usbtmc_dev_inst {
/* Private driver context. */
struct drv_context {
+ /** sigrok context */
struct sr_context *sr_ctx;
GSList *instances;
};
@@ -99,6 +162,16 @@ SR_PRIV int sr_info(const char *format, ...);
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,
@@ -164,7 +237,9 @@ struct sr_session {
* 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;
};
@@ -181,6 +256,7 @@ typedef void (*std_dev_clear_t)(void *priv);
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);
@@ -214,8 +290,16 @@ SR_PRIV int serial_close(struct sr_serial_dev_inst *serial);
SR_PRIV int serial_flush(struct sr_serial_dev_inst *serial);
SR_PRIV int serial_write(struct sr_serial_dev_inst *serial,
const void *buf, size_t count);
+SR_PRIV int serial_write_blocking(struct sr_serial_dev_inst *serial,
+ const void *buf, size_t count);
+SR_PRIV int serial_write_nonblocking(struct sr_serial_dev_inst *serial,
+ const void *buf, size_t count);
SR_PRIV int serial_read(struct sr_serial_dev_inst *serial, void *buf,
size_t count);
+SR_PRIV int serial_read_blocking(struct sr_serial_dev_inst *serial, void *buf,
+ size_t count);
+SR_PRIV int serial_read_nonblocking(struct sr_serial_dev_inst *serial, void *buf,
+ size_t count);
SR_PRIV int serial_set_params(struct sr_serial_dev_inst *serial, int baudrate,
int bits, int parity, int stopbits, int flowcontrol, int rts, int dtr);
SR_PRIV int serial_set_paramstr(struct sr_serial_dev_inst *serial,
@@ -248,6 +332,9 @@ 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 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 ------------------------------------------------*/
@@ -292,8 +379,9 @@ struct sr_scpi_dev_inst {
int timeout, sr_receive_data_callback_t cb, void *cb_data);
int (*source_remove)(void *priv);
int (*send)(void *priv, const char *command);
- int (*receive)(void *priv, char **scpi_response);
- int (*read)(void *priv, char *buf, int maxlen);
+ 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);
void *priv;
@@ -307,9 +395,9 @@ 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_receive(struct sr_scpi_dev_inst *scpi,
- char **scpi_response);
-SR_PRIV int sr_scpi_read(struct sr_scpi_dev_inst *scpi, char *buf, int maxlen);
+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);
@@ -348,23 +436,6 @@ SR_PRIV struct sr_scpi_dev_inst *scpi_tcp_dev_inst_new(const char *address,
SR_PRIV struct sr_scpi_dev_inst *scpi_usbtmc_dev_inst_new(const char *device);
-/*--- hardware/common/dmm/es51922.c -----------------------------------------*/
-
-#define ES51922_PACKET_SIZE 14
-
-struct es51922_info {
- gboolean is_judge, is_vbar, is_voltage, is_auto, is_micro, is_current;
- gboolean is_milli, is_resistance, is_continuity, is_diode, is_lpf;
- gboolean is_frequency, is_duty_cycle, is_capacitance, is_temperature;
- gboolean is_celsius, is_fahrenheit, is_adp, is_sign, is_batt, is_ol;
- gboolean is_max, is_min, is_rel, is_rmr, is_ul, is_pmax, is_pmin;
- gboolean is_dc, is_ac, is_vahz, is_hold, is_nano, is_kilo, is_mega;
-};
-
-SR_PRIV gboolean sr_es51922_packet_valid(const uint8_t *buf);
-SR_PRIV int sr_es51922_parse(const uint8_t *buf, float *floatval,
- struct sr_datafeed_analog *analog, void *info);
-
/*--- hardware/common/dmm/es519xx.c -----------------------------------------*/
/**
@@ -443,6 +514,15 @@ SR_PRIV void sr_fs9721_00_temp_c(struct sr_datafeed_analog *analog, void *info);
SR_PRIV void sr_fs9721_01_temp_c(struct sr_datafeed_analog *analog, void *info);
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);
+SR_PRIV void sr_fs9721_max_c_min(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 -----------------------------------------*/