libsigrok/include/libsigrok/proto.h

256 lines
12 KiB
C

/*
* This file is part of the libsigrok project.
*
* Copyright (C) 2013 Bert Vermeulen <bert@biot.com>
*
* 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 <http://www.gnu.org/licenses/>.
*/
#ifndef LIBSIGROK_PROTO_H
#define LIBSIGROK_PROTO_H
/**
* @file
*
* Header file containing API function prototypes.
*/
/*--- analog.c --------------------------------------------------------------*/
SR_API int sr_analog_to_float(const struct sr_datafeed_analog *analog,
float *buf);
SR_API const char *sr_analog_si_prefix(float *value, int *digits);
SR_API gboolean sr_analog_si_prefix_friendly(enum sr_unit unit);
SR_API int sr_analog_unit_to_string(const struct sr_datafeed_analog *analog,
char **result);
SR_API void sr_rational_set(struct sr_rational *r, int64_t p, uint64_t q);
SR_API int sr_rational_eq(const struct sr_rational *a, const struct sr_rational *b);
SR_API int sr_rational_mult(struct sr_rational *res, const struct sr_rational *a,
const struct sr_rational *b);
SR_API int sr_rational_div(struct sr_rational *res, const struct sr_rational *num,
const struct sr_rational *div);
/*--- backend.c -------------------------------------------------------------*/
SR_API int sr_init(struct sr_context **ctx);
SR_API int sr_exit(struct sr_context *ctx);
/*--- log.c -----------------------------------------------------------------*/
typedef int (*sr_log_callback)(void *cb_data, int loglevel,
const char *format, va_list args);
SR_API int sr_log_loglevel_set(int loglevel);
SR_API int sr_log_loglevel_get(void);
SR_API int sr_log_callback_set(sr_log_callback cb, void *cb_data);
SR_API int sr_log_callback_set_default(void);
/*--- device.c --------------------------------------------------------------*/
SR_API int sr_dev_channel_name_set(struct sr_channel *channel,
const char *name);
SR_API int sr_dev_channel_enable(struct sr_channel *channel,
gboolean state);
SR_API gboolean sr_dev_has_option(const struct sr_dev_inst *sdi, int key);
SR_API int sr_dev_config_capabilities_list(const struct sr_dev_inst *sdi,
const struct sr_channel_group *cg, int key);
SR_API GArray *sr_dev_options(const struct sr_dev_driver *driver,
const struct sr_dev_inst *sdi, const struct sr_channel_group *cg);
SR_API GSList *sr_dev_list(const struct sr_dev_driver *driver);
SR_API int sr_dev_clear(const struct sr_dev_driver *driver);
SR_API int sr_dev_open(struct sr_dev_inst *sdi);
SR_API int sr_dev_close(struct sr_dev_inst *sdi);
SR_API struct sr_dev_driver *sr_dev_inst_driver_get(const struct sr_dev_inst *sdi);
SR_API const char *sr_dev_inst_vendor_get(const struct sr_dev_inst *sdi);
SR_API const char *sr_dev_inst_model_get(const struct sr_dev_inst *sdi);
SR_API const char *sr_dev_inst_version_get(const struct sr_dev_inst *sdi);
SR_API const char *sr_dev_inst_sernum_get(const struct sr_dev_inst *sdi);
SR_API const char *sr_dev_inst_connid_get(const struct sr_dev_inst *sdi);
SR_API GSList *sr_dev_inst_channels_get(const struct sr_dev_inst *sdi);
SR_API GSList *sr_dev_inst_channel_groups_get(const struct sr_dev_inst *sdi);
SR_API struct sr_dev_inst *sr_dev_inst_user_new(const char *vendor,
const char *model, const char *version);
SR_API int sr_dev_inst_channel_add(struct sr_dev_inst *sdi, int index, int type, const char *name);
/*--- hwdriver.c ------------------------------------------------------------*/
SR_API struct sr_dev_driver **sr_driver_list(const struct sr_context *ctx);
SR_API int sr_driver_init(struct sr_context *ctx,
struct sr_dev_driver *driver);
SR_API GArray *sr_driver_scan_options_list(const struct sr_dev_driver *driver);
SR_API GSList *sr_driver_scan(struct sr_dev_driver *driver, GSList *options);
SR_API int sr_config_get(const struct sr_dev_driver *driver,
const struct sr_dev_inst *sdi,
const struct sr_channel_group *cg,
uint32_t key, GVariant **data);
SR_API int sr_config_set(const struct sr_dev_inst *sdi,
const struct sr_channel_group *cg,
uint32_t key, GVariant *data);
SR_API int sr_config_commit(const struct sr_dev_inst *sdi);
SR_API int sr_config_list(const struct sr_dev_driver *driver,
const struct sr_dev_inst *sdi,
const struct sr_channel_group *cg,
uint32_t key, GVariant **data);
SR_API const struct sr_key_info *sr_key_info_get(int keytype, uint32_t key);
SR_API const struct sr_key_info *sr_key_info_name_get(int keytype, const char *keyid);
/*--- session.c -------------------------------------------------------------*/
typedef void (*sr_session_stopped_callback)(void *data);
typedef void (*sr_datafeed_callback)(const struct sr_dev_inst *sdi,
const struct sr_datafeed_packet *packet, void *cb_data);
SR_API struct sr_trigger *sr_session_trigger_get(struct sr_session *session);
/* Session setup */
SR_API int sr_session_load(struct sr_context *ctx, const char *filename,
struct sr_session **session);
SR_API int sr_session_new(struct sr_context *ctx, struct sr_session **session);
SR_API int sr_session_destroy(struct sr_session *session);
SR_API int sr_session_dev_remove_all(struct sr_session *session);
SR_API int sr_session_dev_add(struct sr_session *session,
struct sr_dev_inst *sdi);
SR_API int sr_session_dev_remove(struct sr_session *session,
struct sr_dev_inst *sdi);
SR_API int sr_session_dev_list(struct sr_session *session, GSList **devlist);
SR_API int sr_session_trigger_set(struct sr_session *session, struct sr_trigger *trig);
/* Datafeed setup */
SR_API int sr_session_datafeed_callback_remove_all(struct sr_session *session);
SR_API int sr_session_datafeed_callback_add(struct sr_session *session,
sr_datafeed_callback cb, void *cb_data);
/* Session control */
SR_API int sr_session_start(struct sr_session *session);
SR_API int sr_session_run(struct sr_session *session);
SR_API int sr_session_stop(struct sr_session *session);
SR_API int sr_session_is_running(struct sr_session *session);
SR_API int sr_session_stopped_callback_set(struct sr_session *session,
sr_session_stopped_callback cb, void *cb_data);
/*--- input/input.c ---------------------------------------------------------*/
SR_API const struct sr_input_module **sr_input_list(void);
SR_API const char *sr_input_id_get(const struct sr_input_module *imod);
SR_API const char *sr_input_name_get(const struct sr_input_module *imod);
SR_API const char *sr_input_description_get(const struct sr_input_module *imod);
SR_API const char *const *sr_input_extensions_get(
const struct sr_input_module *imod);
SR_API const struct sr_input_module *sr_input_find(char *id);
SR_API const struct sr_option **sr_input_options_get(const struct sr_input_module *imod);
SR_API gboolean sr_output_test_flag(const struct sr_output_module *omod,
uint64_t flag);
SR_API void sr_input_options_free(const struct sr_option **options);
SR_API struct sr_input *sr_input_new(const struct sr_input_module *imod,
GHashTable *options);
SR_API int sr_input_scan_buffer(GString *buf, const struct sr_input **in);
SR_API int sr_input_scan_file(const char *filename, const struct sr_input **in);
SR_API struct sr_dev_inst *sr_input_dev_inst_get(const struct sr_input *in);
SR_API int sr_input_send(const struct sr_input *in, GString *buf);
SR_API int sr_input_end(const struct sr_input *in);
SR_API int sr_input_reset(const struct sr_input *in);
SR_API void sr_input_free(const struct sr_input *in);
/*--- output/output.c -------------------------------------------------------*/
SR_API const struct sr_output_module **sr_output_list(void);
SR_API const char *sr_output_id_get(const struct sr_output_module *omod);
SR_API const char *sr_output_name_get(const struct sr_output_module *omod);
SR_API const char *sr_output_description_get(const struct sr_output_module *omod);
SR_API const char *const *sr_output_extensions_get(
const struct sr_output_module *omod);
SR_API const struct sr_output_module *sr_output_find(char *id);
SR_API const struct sr_option **sr_output_options_get(const struct sr_output_module *omod);
SR_API void sr_output_options_free(const struct sr_option **opts);
SR_API const struct sr_output *sr_output_new(const struct sr_output_module *omod,
GHashTable *params, const struct sr_dev_inst *sdi,
const char *filename);
SR_API int sr_output_send(const struct sr_output *o,
const struct sr_datafeed_packet *packet, GString **out);
SR_API int sr_output_free(const struct sr_output *o);
/*--- transform/transform.c -------------------------------------------------*/
SR_API const struct sr_transform_module **sr_transform_list(void);
SR_API const char *sr_transform_id_get(const struct sr_transform_module *tmod);
SR_API const char *sr_transform_name_get(const struct sr_transform_module *tmod);
SR_API const char *sr_transform_description_get(const struct sr_transform_module *tmod);
SR_API const struct sr_transform_module *sr_transform_find(const char *id);
SR_API const struct sr_option **sr_transform_options_get(const struct sr_transform_module *tmod);
SR_API void sr_transform_options_free(const struct sr_option **opts);
SR_API const struct sr_transform *sr_transform_new(const struct sr_transform_module *tmod,
GHashTable *params, const struct sr_dev_inst *sdi);
SR_API int sr_transform_free(const struct sr_transform *t);
/*--- trigger.c -------------------------------------------------------------*/
SR_API struct sr_trigger *sr_trigger_new(const char *name);
SR_API void sr_trigger_free(struct sr_trigger *trig);
SR_API struct sr_trigger_stage *sr_trigger_stage_add(struct sr_trigger *trig);
SR_API int sr_trigger_match_add(struct sr_trigger_stage *stage,
struct sr_channel *ch, int trigger_match, float value);
/*--- serial.c --------------------------------------------------------------*/
SR_API GSList *sr_serial_list(const struct sr_dev_driver *driver);
SR_API void sr_serial_free(struct sr_serial_port *serial);
/*--- resource.c ------------------------------------------------------------*/
typedef int (*sr_resource_open_callback)(struct sr_resource *res,
const char *name, void *cb_data);
typedef int (*sr_resource_close_callback)(struct sr_resource *res,
void *cb_data);
typedef gssize (*sr_resource_read_callback)(const struct sr_resource *res,
void *buf, size_t count, void *cb_data);
SR_API int sr_resource_set_hooks(struct sr_context *ctx,
sr_resource_open_callback open_cb,
sr_resource_close_callback close_cb,
sr_resource_read_callback read_cb, void *cb_data);
/*--- strutil.c -------------------------------------------------------------*/
SR_API char *sr_si_string_u64(uint64_t x, const char *unit);
SR_API char *sr_samplerate_string(uint64_t samplerate);
SR_API char *sr_period_string(uint64_t frequency);
SR_API char *sr_voltage_string(uint64_t v_p, uint64_t v_q);
SR_API int sr_parse_sizestring(const char *sizestring, uint64_t *size);
SR_API uint64_t sr_parse_timestring(const char *timestring);
SR_API gboolean sr_parse_boolstring(const char *boolstring);
SR_API int sr_parse_period(const char *periodstr, uint64_t *p, uint64_t *q);
SR_API int sr_parse_voltage(const char *voltstr, uint64_t *p, uint64_t *q);
SR_API int sr_parse_rational(const char *str, struct sr_rational *ret);
/*--- version.c -------------------------------------------------------------*/
SR_API int sr_package_version_major_get(void);
SR_API int sr_package_version_minor_get(void);
SR_API int sr_package_version_micro_get(void);
SR_API const char *sr_package_version_string_get(void);
SR_API int sr_lib_version_current_get(void);
SR_API int sr_lib_version_revision_get(void);
SR_API int sr_lib_version_age_get(void);
SR_API const char *sr_lib_version_string_get(void);
/*--- error.c ---------------------------------------------------------------*/
SR_API const char *sr_strerror(int error_code);
SR_API const char *sr_strerror_name(int error_code);
#endif