X-Git-Url: https://sigrok.org/gitweb/?p=sigrok-util.git;a=blobdiff_plain;f=source%2Fdrv-api.c;h=7b90c197e8536028b33158341ace6814130911ec;hp=64f5ee18601abe1d922a00a4a6319b0d9beed092;hb=f6b99cb8bd9b84fb47d15cedc32f97832bdc13ba;hpb=ad1407b5c526254d604c2d22d48cf6190a47a7b0 diff --git a/source/drv-api.c b/source/drv-api.c index 64f5ee1..7b90c19 100644 --- a/source/drv-api.c +++ b/source/drv-api.c @@ -1,7 +1,7 @@ /* * This file is part of the libsigrok project. * - * Copyright (C) ${year} ${author} <${email}> + * Copyright (C) {year} {author} <{email}> * * 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 @@ -17,176 +17,139 @@ * along with this program. If not, see . */ -#include -#include "libsigrok.h" -#include "libsigrok-internal.h" +#include #include "protocol.h" -SR_PRIV struct sr_dev_driver ${lib}_driver_info; -static struct sr_dev_driver *di = &${lib}_driver_info; +SR_PRIV struct sr_dev_driver {lib}_driver_info; -/* Properly close and free all devices. */ -static int clear_instances(void) -{ - struct sr_dev_inst *sdi; - struct drv_context *drvc; - struct dev_context *devc; - GSList *l; - - if (!(drvc = di->priv)) - return SR_OK; - - for (l = drvc->instances; l; l = l->next) { - if (!(sdi = l->data)) - continue; - if (!(devc = sdi->priv)) - continue; - - /* TODO */ - - sr_dev_inst_free(sdi); - } - - g_slist_free(drvc->instances); - drvc->instances = NULL; - - return SR_OK; -} - -static int hw_init(struct sr_context *sr_ctx) -{ - struct drv_context *drvc; - - if (!(drvc = g_try_malloc0(sizeof(struct drv_context)))) { - sr_err("Driver context malloc failed."); - return SR_ERR_MALLOC; - } - - /* TODO */ - - drvc->sr_ctx = sr_ctx; - di->priv = drvc; - - return SR_OK; -} - -static GSList *hw_scan(GSList *options) -{ +static GSList *scan(struct sr_dev_driver *di, GSList *options) +{{ struct drv_context *drvc; GSList *devices; (void)options; devices = NULL; - drvc = di->priv; + drvc = di->context; drvc->instances = NULL; - /* TODO */ + /* TODO: scan for devices, either based on a SR_CONF_CONN option + * or on a USB scan. */ return devices; -} - -static GSList *hw_dev_list(void) -{ - struct drv_context *drvc; +}} - drvc = di->priv; +static int dev_clear(const struct sr_dev_driver *di) +{{ + return std_dev_clear(di, NULL); +}} - return drvc->instances; -} +static int dev_open(struct sr_dev_inst *sdi) +{{ + (void)sdi; -static int hw_dev_open(struct sr_dev_inst *sdi) -{ - /* TODO */ + /* TODO: get handle from sdi->conn and open it. */ return SR_OK; -} +}} -static int hw_dev_close(struct sr_dev_inst *sdi) -{ - /* TODO */ +static int dev_close(struct sr_dev_inst *sdi) +{{ + (void)sdi; - return SR_OK; -} + /* TODO: get handle from sdi->conn and close it. */ -static int hw_cleanup(void) -{ - clear_instances(); + return SR_OK; +}} - /* TODO */ +static int config_get(uint32_t key, GVariant **data, + const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) +{{ + int ret; - return SR_OK; -} + (void)sdi; + (void)data; + (void)cg; -static int hw_info_get(int info_id, const void **data, - const struct sr_dev_inst *sdi) -{ - switch (info_id) { + ret = SR_OK; + switch (key) {{ /* TODO */ default: - return SR_ERR_ARG; - } + return SR_ERR_NA; + }} - return SR_OK; -} + return ret; +}} -static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap, - const void *value) -{ +static int config_set(uint32_t key, GVariant *data, + const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) +{{ int ret; - if (sdi->status != SR_ST_ACTIVE) { - sr_err("Device inactive, can't set config options."); - return SR_ERR; - } + (void)data; + (void)cg; ret = SR_OK; - switch (hwcap) { + switch (key) {{ /* TODO */ default: - sr_err("Unknown hardware capability: %d.", hwcap); - ret = SR_ERR_ARG; - } + ret = SR_ERR_NA; + }} return ret; -} +}} + +static int config_list(uint32_t key, GVariant **data, + const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) +{{ + int ret; -static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, - void *cb_data) -{ + (void)sdi; + (void)data; + (void)cg; + + ret = SR_OK; + switch (key) {{ /* TODO */ + default: + return SR_ERR_NA; + }} - return SR_OK; -} + return ret; +}} -static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) -{ - (void)cb_data; +static int dev_acquisition_start(const struct sr_dev_inst *sdi) +{{ + /* TODO: configure hardware, reset acquisition state, set up + * callbacks and send header packet. */ - if (sdi->status != SR_ST_ACTIVE) { - sr_err("Device inactive, can't stop acquisition."); - return SR_ERR; - } + return SR_OK; +}} - /* TODO */ +static int dev_acquisition_stop(struct sr_dev_inst *sdi) +{{ + /* TODO: stop acquisition. */ return SR_OK; -} +}} -SR_PRIV struct sr_dev_driver ${lib}_driver_info = { - .name = "${short}", - .longname = "${name}", +SR_PRIV struct sr_dev_driver {lib}_driver_info = {{ + .name = "{short}", + .longname = "{name}", .api_version = 1, - .init = hw_init, - .cleanup = hw_cleanup, - .scan = hw_scan, - .dev_list = hw_dev_list, - .dev_clear = clear_instances, - .dev_open = hw_dev_open, - .dev_close = hw_dev_close, - .info_get = hw_info_get, - .dev_config_set = hw_dev_config_set, - .dev_acquisition_start = hw_dev_acquisition_start, - .dev_acquisition_stop = hw_dev_acquisition_stop, - .priv = NULL, -}; + .init = std_init, + .cleanup = std_cleanup, + .scan = scan, + .dev_list = std_dev_list, + .dev_clear = dev_clear, + .config_get = config_get, + .config_set = config_set, + .config_list = config_list, + .dev_open = dev_open, + .dev_close = dev_close, + .dev_acquisition_start = dev_acquisition_start, + .dev_acquisition_stop = dev_acquisition_stop, + .context = NULL, +}}; + +SR_REGISTER_DEV_DRIVER({lib}_driver_info);