/* * This file is part of the libsigrok project. * * Copyright (C) 2013 Bert Vermeulen * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ #ifndef LIBSIGROK_SIGROK_INTERNAL_H #define LIBSIGROK_SIGROK_INTERNAL_H //#include #include #include "config.h" /* Needed for HAVE_LIBUSB_1_0 and others. */ #include #include "libsigrok.h" /** * @file * * libsigrok private header file, only to be used internally. */ /*--- Macros ----------------------------------------------------------------*/ #ifndef ARRAY_SIZE #define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0])) #endif #ifndef ARRAY_AND_SIZE #define ARRAY_AND_SIZE(a) (a), ARRAY_SIZE(a) #endif #undef min #define min(a,b) ((a)<(b)?(a):(b)) #undef max #define max(a,b) ((a)>(b)?(a):(b)) struct sr_context { libusb_context *libusb_ctx; libusb_hotplug_callback_handle hotplug_handle; hotplug_event_callback hotplug_callback; void *hotplug_user_data; struct timeval hotplug_tv; }; struct sr_usb_dev_inst { uint8_t bus; uint8_t address; struct libusb_device_handle *devhdl; }; #define SERIAL_PARITY_NONE 0 #define SERIAL_PARITY_EVEN 1 #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; }; /* * Oscilloscope */ #define MAX_TIMEBASE SR_SEC(10) #define MIN_TIMEBASE SR_NS(10) struct ds_trigger { uint16_t trigger_en; uint16_t trigger_mode; uint16_t trigger_pos; uint16_t trigger_stages; unsigned char trigger_logic[TriggerStages+1]; unsigned char trigger0_inv[TriggerStages+1]; unsigned char trigger1_inv[TriggerStages+1]; char trigger0[TriggerStages+1][MaxTriggerProbes]; char trigger1[TriggerStages+1][MaxTriggerProbes]; uint32_t trigger0_count[TriggerStages+1]; uint32_t trigger1_count[TriggerStages+1]; }; /*--- device.c --------------------------------------------------------------*/ SR_PRIV struct sr_channel *sr_channel_new(uint16_t index, int type, gboolean enabled, const char *name); SR_PRIV void sr_dev_probes_free(struct sr_dev_inst *sdi); /* Generic device instances */ SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int mode, 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); /* 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); /* Serial-specific instances */ 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 ------------------------------------------------------------*/ typedef int (*sr_receive_data_callback_t)(int fd, int revents, const struct sr_dev_inst *sdi); SR_PRIV void sr_hw_cleanup_all(void); 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); /*--- session.c -------------------------------------------------------------*/ 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(void); SR_PRIV int usb_hotplug_callback(struct libusb_context *ctx, struct libusb_device *dev, libusb_hotplug_event event, void *user_data); SR_PRIV int sr_session_source_add(int fd, int events, int timeout, sr_receive_data_callback_t cb, const struct sr_dev_inst *sdi); SR_PRIV int sr_session_source_add_pollfd(GPollFD *pollfd, int timeout, sr_receive_data_callback_t cb, const struct sr_dev_inst *sdi); SR_PRIV int sr_session_source_add_channel(GIOChannel *channel, int events, int timeout, sr_receive_data_callback_t cb, const struct sr_dev_inst *sdi); SR_PRIV int sr_session_source_remove(int fd); SR_PRIV int sr_session_source_remove_pollfd(GPollFD *pollfd); SR_PRIV int sr_session_source_remove_channel(GIOChannel *channel); /*--- std.c -----------------------------------------------------------------*/ typedef int (*dev_close_t)(struct sr_dev_inst *sdi); typedef void (*std_dev_clear_t)(void *priv); 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); SR_PRIV int std_dev_clear(const struct sr_dev_driver *driver, std_dev_clear_t clear_private); /*--- trigger.c -------------------------------------------------*/ SR_PRIV uint64_t sr_trigger_get_mask0(uint16_t stage); SR_PRIV uint64_t sr_trigger_get_mask1(uint16_t stage); SR_PRIV uint64_t sr_trigger_get_value0(uint16_t stage); SR_PRIV uint64_t sr_trigger_get_value1(uint16_t stage); SR_PRIV uint64_t sr_trigger_get_edge0(uint16_t stage); SR_PRIV uint64_t sr_trigger_get_edge1(uint16_t stage); SR_PRIV uint16_t ds_trigger_get_mask0(uint16_t stage, uint16_t msc, uint16_t lsc, gboolean qutr_mode, gboolean half_mode); SR_PRIV uint16_t ds_trigger_get_value0(uint16_t stage, uint16_t msc, uint16_t lsc, gboolean qutr_mode, gboolean half_mode); SR_PRIV uint16_t ds_trigger_get_edge0(uint16_t stage, uint16_t msc, uint16_t lsc, gboolean qutr_mode, gboolean half_mode); SR_PRIV uint16_t ds_trigger_get_mask1(uint16_t stage, uint16_t msc, uint16_t lsc, gboolean qutr_mode, gboolean half_mode); SR_PRIV uint16_t ds_trigger_get_value1(uint16_t stage, uint16_t msc, uint16_t lsc, gboolean qutr_mode, gboolean half_mode); SR_PRIV uint16_t ds_trigger_get_edge1(uint16_t stage, uint16_t msc, uint16_t lsc, gboolean qutr_mode, gboolean half_mode); /*--- hardware/common/serial.c ----------------------------------------------*/ 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 -----------------------------------------------*/ SR_PRIV int ezusb_reset(struct libusb_device_handle *hdl, int set_clear); SR_PRIV int ezusb_install_firmware(libusb_device_handle *hdl, const char *filename); SR_PRIV int ezusb_upload_firmware(libusb_device *dev, int configuration, const char *filename); /*--- hardware/common/usb.c -------------------------------------------------*/ 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); /*--- backend.c -------------------------------------------------------------*/ SR_PRIV int sr_init(struct sr_context **ctx); SR_PRIV int sr_exit(struct sr_context *ctx); /*--- lib_main.c -------------------------------------------------*/ SR_PRIV char* sr_get_firmware_res_path(); #endif