X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=device.c;h=d437b72d822171da2adce03b0c8ac9c7ddccbbcc;hb=HEAD;hp=fc8477a1cec894a89a392c59403846c38e5ff2bd;hpb=acac8fc3500bc1f1e9e43c1508638488d91b2f86;p=libsigrok.git diff --git a/device.c b/device.c deleted file mode 100644 index fc8477a1..00000000 --- a/device.c +++ /dev/null @@ -1,365 +0,0 @@ -/* - * This file is part of the sigrok project. - * - * Copyright (C) 2010-2012 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 . - */ - -#include -#include -#include "config.h" /* Needed for HAVE_LIBUSB_1_0 and others. */ -#include "libsigrok.h" -#include "libsigrok-internal.h" - -/* Message logging helpers with driver-specific prefix string. */ -#define DRIVER_LOG_DOMAIN "device: " -#define sr_log(l, s, args...) sr_log(l, DRIVER_LOG_DOMAIN s, ## args) -#define sr_spew(s, args...) sr_spew(DRIVER_LOG_DOMAIN s, ## args) -#define sr_dbg(s, args...) sr_dbg(DRIVER_LOG_DOMAIN s, ## args) -#define sr_info(s, args...) sr_info(DRIVER_LOG_DOMAIN s, ## args) -#define sr_warn(s, args...) sr_warn(DRIVER_LOG_DOMAIN s, ## args) -#define sr_err(s, args...) sr_err(DRIVER_LOG_DOMAIN s, ## args) - -/** - * @file - * - * Device handling in libsigrok. - */ - -/** - * @defgroup grp_devices Devices - * - * Device handling in libsigrok. - * - * @{ - */ - -/** @private */ -SR_PRIV struct sr_probe *sr_probe_new(int index, int type, - gboolean enabled, const char *name) -{ - struct sr_probe *probe; - - if (!(probe = g_try_malloc0(sizeof(struct sr_probe)))) { - sr_err("Probe malloc failed."); - return NULL; - } - - probe->index = index; - probe->type = type; - probe->enabled = enabled; - if (name) - probe->name = g_strdup(name); - - return probe; -} - -/** - * Set the name of the specified probe in the specified device. - * - * If the probe already has a different name assigned to it, it will be - * removed, and the new name will be saved instead. - * - * @param sdi The device instance the probe is connected to. - * @param probenum The number of the probe whose name to set. - * Note that the probe numbers start at 0. - * @param name The new name that the specified probe should get. A copy - * of the string is made. - * - * @return SR_OK on success, or SR_ERR_ARG on invalid arguments. - */ -SR_API int sr_dev_probe_name_set(const struct sr_dev_inst *sdi, - int probenum, const char *name) -{ - GSList *l; - struct sr_probe *probe; - int ret; - - if (!sdi) { - sr_err("%s: sdi was NULL", __func__); - return SR_ERR_ARG; - } - - ret = SR_ERR_ARG; - for (l = sdi->probes; l; l = l->next) { - probe = l->data; - if (probe->index == probenum) { - g_free(probe->name); - probe->name = g_strdup(name); - ret = SR_OK; - break; - } - } - - return ret; -} - -/** - * Enable or disable a probe on the specified device. - * - * @param sdi The device instance the probe is connected to. - * @param probenum The probe number, starting from 0. - * @param state TRUE to enable the probe, FALSE to disable. - * - * @return SR_OK on success, or SR_ERR_ARG on invalid arguments. - */ -SR_API int sr_dev_probe_enable(const struct sr_dev_inst *sdi, int probenum, - gboolean state) -{ - GSList *l; - struct sr_probe *probe; - int ret; - - if (!sdi) - return SR_ERR_ARG; - - ret = SR_ERR_ARG; - for (l = sdi->probes; l; l = l->next) { - probe = l->data; - if (probe->index == probenum) { - probe->enabled = state; - ret = SR_OK; - break; - } - } - - return ret; -} - -/** - * Add a trigger to the specified device (and the specified probe). - * - * If the specified probe of this device already has a trigger, it will - * be silently replaced. - * - * @param sdi Must not be NULL. - * @param probenum The probe number, starting from 0. - * @param trigger Trigger string, in the format used by sigrok-cli - * - * @return SR_OK on success, or SR_ERR_ARG on invalid arguments. - */ -SR_API int sr_dev_trigger_set(const struct sr_dev_inst *sdi, int probenum, - const char *trigger) -{ - GSList *l; - struct sr_probe *probe; - int ret; - - if (!sdi) - return SR_ERR_ARG; - - ret = SR_ERR_ARG; - for (l = sdi->probes; l; l = l->next) { - probe = l->data; - if (probe->index == probenum) { - /* If the probe already has a trigger, kill it first. */ - g_free(probe->trigger); - probe->trigger = g_strdup(trigger); - ret = SR_OK; - break; - } - } - - return ret; -} - -/** - * Determine whether the specified device instance has the specified - * capability. - * - * @param sdi Pointer to the device instance to be checked. Must not be NULL. - * If the device's 'driver' field is NULL (virtual device), this - * function will always return FALSE (virtual devices don't have - * a hardware capabilities list). - * @param hwcap The capability that should be checked (whether it's supported - * by the specified device). - * - * @return TRUE if the device has the specified capability, FALSE otherwise. - * FALSE is also returned upon invalid input parameters or other - * error conditions. - */ -SR_API gboolean sr_dev_has_hwcap(const struct sr_dev_inst *sdi, int hwcap) -{ - const int *hwcaps; - int i; - - if (!sdi || !sdi->driver) - return FALSE; - - if (sdi->driver->info_get(SR_DI_HWCAPS, - (const void **)&hwcaps, NULL) != SR_OK) - return FALSE; - - for (i = 0; hwcaps[i]; i++) { - if (hwcaps[i] == hwcap) - return TRUE; - } - - return FALSE; -} - -/** @private */ -SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int index, int status, - const char *vendor, const char *model, const char *version) -{ - struct sr_dev_inst *sdi; - - if (!(sdi = g_try_malloc(sizeof(struct sr_dev_inst)))) { - sr_err("%s: sdi malloc failed", __func__); - return NULL; - } - - sdi->driver = NULL; - sdi->index = index; - sdi->status = status; - sdi->inst_type = -1; - sdi->vendor = vendor ? g_strdup(vendor) : NULL; - sdi->model = model ? g_strdup(model) : NULL; - sdi->version = version ? g_strdup(version) : NULL; - sdi->probes = NULL; - sdi->priv = NULL; - - return sdi; -} - -/** @private */ -SR_PRIV void sr_dev_inst_free(struct sr_dev_inst *sdi) -{ - struct sr_probe *probe; - GSList *l; - - for (l = sdi->probes; l; l = l->next) { - probe = l->data; - g_free(probe->name); - g_free(probe); - } - - g_free(sdi->priv); - g_free(sdi->vendor); - g_free(sdi->model); - g_free(sdi->version); - g_free(sdi); - -} - -#ifdef HAVE_LIBUSB_1_0 - -/** @private */ -SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus, - uint8_t address, struct libusb_device_handle *hdl) -{ - struct sr_usb_dev_inst *udi; - - if (!(udi = g_try_malloc(sizeof(struct sr_usb_dev_inst)))) { - sr_err("%s: udi malloc failed", __func__); - return NULL; - } - - udi->bus = bus; - udi->address = address; - udi->devhdl = hdl; - - return udi; -} - -/** @private */ -SR_PRIV void sr_usb_dev_inst_free(struct sr_usb_dev_inst *usb) -{ - (void)usb; - - /* Nothing to do for this device instance type. */ -} - -#endif - -/** @private - * @param pathname OS-specific serial port specification. Examples: - * "/dev/ttyUSB0", "/dev/ttyACM1", "/dev/tty.Modem-0", "COM1". - * @param serialcomm A serial communication parameters string, in the form - * of /, for example "9600/8n1" or - * "600/7o2". This is an optional parameter; it may be filled in later. - * @return A pointer to a newly initialized struct sr_serial_dev_inst, - * or NULL on error. - * - * Both parameters are copied to newly allocated strings, and freed - * automatically by sr_serial_dev_inst_free(). - */ -SR_PRIV struct sr_serial_dev_inst *sr_serial_dev_inst_new(const char *port, - const char *serialcomm) -{ - struct sr_serial_dev_inst *serial; - - if (!port) { - sr_err("hwdriver: serial port required"); - return NULL; - } - - if (!(serial = g_try_malloc0(sizeof(struct sr_serial_dev_inst)))) { - sr_err("hwdriver: serial malloc failed"); - return NULL; - } - - serial->port = g_strdup(port); - if (serialcomm) - serial->serialcomm = g_strdup(serialcomm); - serial->fd = -1; - - return serial; -} - -/** @private */ -SR_PRIV void sr_serial_dev_inst_free(struct sr_serial_dev_inst *serial) -{ - - g_free(serial->port); - g_free(serial->serialcomm); - g_free(serial); - -} - -SR_API int sr_dev_config_set(const struct sr_dev_inst *sdi, int hwcap, - const void *value) -{ - int ret; - - if (!sdi || !sdi->driver || !sdi->driver->dev_config_set) { - sr_err("Unable to set config option."); - return SR_ERR; - } - - ret = sdi->driver->dev_config_set(sdi, hwcap, value); - - return ret; -} - -SR_API GSList *sr_dev_inst_list(const struct sr_dev_driver *driver) -{ - - if (driver && driver->dev_list) - return driver->dev_list(); - else - return NULL; -} - -SR_API int sr_dev_inst_clear(const struct sr_dev_driver *driver) -{ - - if (driver && driver->dev_clear) - return driver->dev_clear(); - else - return SR_OK; -} - -/** @} */