projects / libsigrok.git / blame
| Commit | Line | Data |
|---|---|---|
| 5d8b3913 AJ |
1 | /* |
| 2 | * This file is part of the libsigrok project. | |
| 3 | * | |
| 4 | * Copyright (C) 2016 Lars-Peter Clausen <lars@metafoo.de> | |
| 5 | * Copyright (C) 2016 Aurelien Jacobs <aurel@gnuage.org> | |
| 6 | * | |
| 7 | * This program is free software: you can redistribute it and/or modify | |
| 8 | * it under the terms of the GNU General Public License as published by | |
| 9 | * the Free Software Foundation, either version 3 of the License, or | |
| 10 | * (at your option) any later version. | |
| 11 | * | |
| 12 | * This program is distributed in the hope that it will be useful, | |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | * GNU General Public License for more details. | |
| 16 | * | |
| 17 | * You should have received a copy of the GNU General Public License | |
| 18 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 19 | */ | |
| 20 | ||
| bf85ea21 | 21 | #include <config.h> |
| 5d8b3913 AJ |
22 | #include <glib.h> |
| 23 | #include <libsigrok/libsigrok.h> | |
| 24 | #include "libsigrok-internal.h" | |
| 25 | ||
| 26 | /* | |
| 27 | * sr_driver_list is a special section contains pointers to all the hardware | |
| 28 | * drivers built into the library. The __start and __stop symbols are | |
| 29 | * auto-generated by the linker (OSX needs a little help) and point to the start | |
| d9251a2c | 30 | * and end of the section. They are used to iterate over the list of all |
| 5d8b3913 AJ |
31 | * drivers. |
| 32 | */ | |
| 33 | #ifdef __APPLE__ | |
| 34 | extern struct sr_dev_driver *__start_sr_driver_list __asm("section$start$__DATA$__sr_driver_list"); | |
| 35 | extern struct sr_dev_driver *__stop_sr_driver_list __asm("section$end$__DATA$__sr_driver_list"); | |
| 36 | #else | |
| 37 | extern struct sr_dev_driver *__start_sr_driver_list; | |
| 38 | extern struct sr_dev_driver *__stop_sr_driver_list; | |
| 39 | #endif | |
| 40 | ||
| 41 | /** @private | |
| 42 | * Initialize the driver list in a fresh libsigrok context. | |
| 43 | * | |
| 44 | * @param ctx Pointer to a libsigrok context struct. Must not be NULL. | |
| 45 | */ | |
| ced48274 | 46 | SR_API void sr_drivers_init(struct sr_context *ctx) |
| 5d8b3913 | 47 | { |
| 5d8b3913 AJ |
48 | GArray *array; |
| 49 | ||
| 50 | array = g_array_new(TRUE, FALSE, sizeof(struct sr_dev_driver *)); | |
| bf85ea21 AJ |
51 | #ifdef HAVE_DRIVERS |
| 52 | for (struct sr_dev_driver **drivers = &__start_sr_driver_list; | |
| 53 | drivers < &__stop_sr_driver_list; drivers++) | |
| 5d8b3913 | 54 | g_array_append_val(array, *drivers); |
| bf85ea21 | 55 | #endif |
| 5d8b3913 AJ |
56 | ctx->driver_list = (struct sr_dev_driver **)array->data; |
| 57 | g_array_free(array, FALSE); | |
| 58 | } |