X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=libsigrok-internal.h;h=aeb96ac854915380c6f0d346bc46a5fb52dc67a4;hb=cd2f0fe22c35dcf3b010411ff6f123701be2a2d6;hp=2cb8fe4eef9e939887bd007e7f694925ce06f43b;hpb=33df15f14440397bb8358fbf0939588c1b410e0c;p=libsigrok.git diff --git a/libsigrok-internal.h b/libsigrok-internal.h index 2cb8fe4e..aeb96ac8 100644 --- a/libsigrok-internal.h +++ b/libsigrok-internal.h @@ -27,6 +27,12 @@ #include #endif +/** + * @file + * + * libsigrok private header file, only to be used internally. + */ + /*--- Macros ----------------------------------------------------------------*/ #ifndef ARRAY_SIZE @@ -42,8 +48,11 @@ #define g_match_info_unref g_match_info_free #endif -/* Size of a datastore chunk in units */ -#define DATASTORE_CHUNKSIZE (512 * 1024) +struct sr_context { +#ifdef HAVE_LIBUSB_1_0 + libusb_context *libusb_ctx; +#endif +}; #ifdef HAVE_LIBUSB_1_0 struct sr_usb_dev_inst { @@ -58,9 +67,16 @@ struct sr_usb_dev_inst { #define SERIAL_PARITY_ODD 2 struct sr_serial_dev_inst { char *port; + char *serialcomm; int fd; }; +/* Private driver context. */ +struct drv_context { + struct sr_context *sr_ctx; + GSList *instances; +}; + /*--- log.c -----------------------------------------------------------------*/ SR_PRIV int sr_log(int loglevel, const char *format, ...); @@ -79,23 +95,25 @@ SR_PRIV struct sr_probe *sr_probe_new(int index, int type, SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int index, 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 +#ifdef HAVE_LIBUSB_1_0 /* USB-specific instances */ SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus, uint8_t address, struct libusb_device_handle *hdl); +SR_PRIV GSList *sr_usb_find_usbtmc(libusb_context *usb_ctx); SR_PRIV void sr_usb_dev_inst_free(struct sr_usb_dev_inst *usb); #endif /* Serial-specific instances */ -SR_PRIV struct sr_serial_dev_inst *sr_serial_dev_inst_new( - const char *port, int fd); +SR_PRIV struct sr_serial_dev_inst *sr_serial_dev_inst_new(const char *port, + const char *serialcomm); SR_PRIV void sr_serial_dev_inst_free(struct sr_serial_dev_inst *serial); /*--- hwdriver.c ------------------------------------------------------------*/ SR_PRIV void sr_hw_cleanup_all(void); +SR_PRIV struct sr_config *sr_config_make(int key, const void *value); SR_PRIV int sr_source_remove(int fd); SR_PRIV int sr_source_add(int fd, int events, int timeout, sr_receive_data_callback_t cb, void *cb_data); @@ -103,21 +121,47 @@ SR_PRIV int sr_source_add(int fd, int events, int timeout, /*--- session.c -------------------------------------------------------------*/ SR_PRIV int sr_session_send(const struct sr_dev_inst *sdi, - struct sr_datafeed_packet *packet); + const struct sr_datafeed_packet *packet); + +/*--- std.c -----------------------------------------------------------------*/ + +typedef int (*dev_close_t)(struct sr_dev_inst *sdi); + +SR_PRIV int std_hw_init(struct sr_context *sr_ctx, struct sr_dev_driver *di, + const char *prefix); +SR_PRIV int std_hw_dev_acquisition_stop_serial(struct sr_dev_inst *sdi, + void *cb_data, dev_close_t hw_dev_close_fn, + struct sr_serial_dev_inst *serial, const char *prefix); +SR_PRIV int std_session_send_df_header(const struct sr_dev_inst *sdi, + const char *prefix); /*--- hardware/common/serial.c ----------------------------------------------*/ -SR_PRIV GSList *list_serial_ports(void); -SR_PRIV int serial_open(const char *pathname, int flags); -SR_PRIV int serial_close(int fd); -SR_PRIV int serial_flush(int fd); -SR_PRIV int serial_write(int fd, const void *buf, size_t count); -SR_PRIV int serial_read(int fd, void *buf, size_t count); -SR_PRIV void *serial_backup_params(int fd); -SR_PRIV void serial_restore_params(int fd, void *backup); -SR_PRIV int serial_set_params(int fd, int baudrate, int bits, int parity, - int stopbits, int flowcontrol); -SR_PRIV int serial_set_paramstr(int fd, const char *paramstr); +enum { + SERIAL_RDWR = 1, + SERIAL_RDONLY = 2, + SERIAL_NONBLOCK = 4, +}; + +typedef gboolean (*packet_valid_t)(const uint8_t *buf); + +SR_PRIV int serial_open(struct sr_serial_dev_inst *serial, int flags); +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_read(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, + const char *paramstr); +SR_PRIV int serial_readline(struct sr_serial_dev_inst *serial, char **buf, + int *buflen, gint64 timeout_ms); +SR_PRIV int serial_stream_detect(struct sr_serial_dev_inst *serial, + uint8_t *buf, size_t *buflen, + size_t packet_size, packet_valid_t is_valid, + uint64_t timeout_ms, int baudrate); /*--- hardware/common/ezusb.c -----------------------------------------------*/ @@ -129,4 +173,76 @@ SR_PRIV int ezusb_upload_firmware(libusb_device *dev, int configuration, const char *filename); #endif +/*--- hardware/common/usb.c -------------------------------------------------*/ + +#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); +#endif + +/*--- 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/fs9922.c ------------------------------------------*/ + +SR_PRIV int sr_dmm_parse_fs9922(const uint8_t *buf, float *floatval, + struct sr_datafeed_analog *analog); + +/*--- hardware/common/dmm/fs9721.c ------------------------------------------*/ + +#define FS9721_PACKET_SIZE 14 + +struct fs9721_info { + gboolean is_ac, is_dc, is_auto, is_rs232, is_micro, is_nano, is_kilo; + gboolean is_diode, is_milli, is_percent, is_mega, is_beep, is_farad; + gboolean is_ohm, is_rel, is_hold, is_ampere, is_volt, is_hz, is_bat; + gboolean is_c2c1_11, is_c2c1_10, is_c2c1_01, is_c2c1_00, is_sign; +}; + +SR_PRIV gboolean sr_fs9721_is_packet_start(uint8_t b); +SR_PRIV gboolean sr_fs9721_packet_valid(const uint8_t *buf); +SR_PRIV int sr_fs9721_parse(const uint8_t *buf, float *floatval, + struct sr_datafeed_analog *analog, void *info); + +/*--- hardware/common/dmm/metex14.c -----------------------------------------*/ + +#define METEX14_PACKET_SIZE 14 + +struct metex14_info { + gboolean is_ac, is_dc, is_resistance, is_capacity, is_temperature; + gboolean is_diode, is_frequency, is_ampere, is_volt, is_farad; + gboolean is_hertz, is_ohm, is_celsius, is_nano, is_micro, is_milli; + gboolean is_kilo, is_mega, is_gain, is_decibel, is_hfe, is_unitless; +}; + +SR_PRIV int sr_metex14_packet_request(struct sr_serial_dev_inst *serial); +SR_PRIV gboolean sr_metex14_packet_valid(const uint8_t *buf); +SR_PRIV int sr_metex14_parse(const uint8_t *buf, float *floatval, + struct sr_datafeed_analog *analog, void *info); + +/*--- hardware/common/dmm/rs9lcd.c ------------------------------------------*/ + +#define RS9LCD_PACKET_SIZE 9 + +/* Dummy info struct. The parser does not use it. */ +struct rs9lcd_info { int dummy; }; + +SR_PRIV gboolean sr_rs9lcd_packet_valid(const uint8_t *buf); +SR_PRIV int sr_rs9lcd_parse(const uint8_t *buf, float *floatval, + struct sr_datafeed_analog *analog, void *info); + #endif