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drivers.c
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drivers.c
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/*
* This file is part of the libsigrok project.
*
* Copyright (C) 2016 Lars-Peter Clausen <[email protected]>
* Copyright (C) 2016 Aurelien Jacobs <[email protected]>
* Copyright (C) 2017 Marcus Comstedt <[email protected]>
*
* 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/>.
*/
#include <config.h>
#include <glib.h>
#include <libsigrok/libsigrok.h>
#include "libsigrok-internal.h"
/*
* The special __sr_driver_list section contains pointers to all hardware
* drivers which were built into the library according to its configuration
* (will depend on the availability of dependencies, as well as user provided
* specs). The __start and __stop symbols point to the start and end of the
* section. They are used to iterate over the list of all drivers which were
* included in the library.
*/
SR_PRIV extern const struct sr_dev_driver *sr_driver_list__start[];
SR_PRIV extern const struct sr_dev_driver *sr_driver_list__stop[];
/**
* Initialize the driver list in a fresh libsigrok context.
*
* @param ctx Pointer to a libsigrok context struct. Must not be NULL.
*
* @private
*/
SR_API void sr_drivers_init(struct sr_context *ctx)
{
GArray *array;
array = g_array_new(TRUE, FALSE, sizeof(struct sr_dev_driver *));
#ifdef HAVE_DRIVERS
for (const struct sr_dev_driver **drivers = sr_driver_list__start + 1;
drivers < sr_driver_list__stop; drivers++)
g_array_append_val(array, *drivers);
#endif
ctx->driver_list = (struct sr_dev_driver **)g_array_free(array, FALSE);
}