| 1 | /* |
| 2 | * The MIT License (MIT) |
| 3 | * |
| 4 | * Copyright (c) 2017 Philippe Proulx <pproulx@efficios.com> |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to deal |
| 8 | * in the Software without restriction, including without limitation the rights |
| 9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 10 | * copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in |
| 14 | * all copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| 22 | * THE SOFTWARE. |
| 23 | */ |
| 24 | |
| 25 | /* |
| 26 | * Those bt_bt2_*() functions below ensure that when the API function |
| 27 | * fails, the output parameter is set to `NULL`. This is necessary |
| 28 | * because the epilogue of the `something **OUT` typemap will use that |
| 29 | * value to make a Python object. We can't rely on the initial value of |
| 30 | * `*OUT`; it could point to unreadable memory. |
| 31 | */ |
| 32 | |
| 33 | bt_property_availability bt_bt2_plugin_get_version( |
| 34 | const bt_plugin *plugin, unsigned int *major, |
| 35 | unsigned int *minor, unsigned int *patch, const char **extra) |
| 36 | { |
| 37 | bt_property_availability ret; |
| 38 | |
| 39 | ret = bt_plugin_get_version(plugin, major, minor, patch, extra); |
| 40 | |
| 41 | if (ret == BT_PROPERTY_AVAILABILITY_NOT_AVAILABLE) { |
| 42 | *extra = NULL; |
| 43 | } |
| 44 | |
| 45 | return ret; |
| 46 | } |
| 47 | |
| 48 | bt_plugin_find_status bt_bt2_plugin_find(const char *plugin_name, |
| 49 | bt_bool find_in_std_env_var, bt_bool find_in_user_dir, |
| 50 | bt_bool find_in_sys_dir, bt_bool find_in_static, |
| 51 | bt_bool fail_on_load_error, const bt_plugin **plugin) |
| 52 | { |
| 53 | bt_plugin_find_status status; |
| 54 | |
| 55 | status = bt_plugin_find(plugin_name, find_in_std_env_var, |
| 56 | find_in_user_dir, find_in_sys_dir, find_in_static, |
| 57 | fail_on_load_error, plugin); |
| 58 | if (status != __BT_FUNC_STATUS_OK) { |
| 59 | *plugin = NULL; |
| 60 | } |
| 61 | |
| 62 | return status; |
| 63 | } |
| 64 | |
| 65 | bt_plugin_find_all_status bt_bt2_plugin_find_all(bt_bool find_in_std_env_var, |
| 66 | bt_bool find_in_user_dir, bt_bool find_in_sys_dir, |
| 67 | bt_bool find_in_static, bt_bool fail_on_load_error, |
| 68 | const bt_plugin_set **plugin_set) |
| 69 | { |
| 70 | bt_plugin_find_all_status status; |
| 71 | |
| 72 | status = bt_plugin_find_all(find_in_std_env_var, |
| 73 | find_in_user_dir, find_in_sys_dir, find_in_static, |
| 74 | fail_on_load_error, plugin_set); |
| 75 | if (status != __BT_FUNC_STATUS_OK) { |
| 76 | *plugin_set = NULL; |
| 77 | } |
| 78 | |
| 79 | return status; |
| 80 | } |
| 81 | |
| 82 | bt_plugin_find_all_from_file_status bt_bt2_plugin_find_all_from_file( |
| 83 | const char *path, bt_bool fail_on_load_error, |
| 84 | const bt_plugin_set **plugin_set) |
| 85 | { |
| 86 | bt_plugin_find_all_from_file_status status; |
| 87 | |
| 88 | status = bt_plugin_find_all_from_file(path, fail_on_load_error, |
| 89 | plugin_set); |
| 90 | if (status != __BT_FUNC_STATUS_OK) { |
| 91 | *plugin_set = NULL; |
| 92 | } |
| 93 | |
| 94 | return status; |
| 95 | } |
| 96 | |
| 97 | bt_plugin_find_all_from_dir_status bt_bt2_plugin_find_all_from_dir( |
| 98 | const char *path, bt_bool recurse, bt_bool fail_on_load_error, |
| 99 | const bt_plugin_set **plugin_set) |
| 100 | { |
| 101 | bt_plugin_find_all_from_dir_status status; |
| 102 | |
| 103 | status = bt_plugin_find_all_from_dir(path, recurse, fail_on_load_error, |
| 104 | plugin_set); |
| 105 | if (status != __BT_FUNC_STATUS_OK) { |
| 106 | *plugin_set = NULL; |
| 107 | } |
| 108 | |
| 109 | return status; |
| 110 | } |