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6945df9a SM |
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 | ||
9736d991 PP |
25 | /* Output argument typemap for plugin output (always appends) */ |
26 | %typemap(in, numinputs=0) | |
d6bb425c | 27 | (const bt_plugin **) |
9736d991 PP |
28 | (bt_plugin *temp_plugin = NULL) { |
29 | $1 = &temp_plugin; | |
30 | } | |
6945df9a | 31 | |
9736d991 | 32 | %typemap(argout) |
d6bb425c | 33 | (const bt_plugin **) { |
9736d991 PP |
34 | if (*$1) { |
35 | /* SWIG_Python_AppendOutput() steals the created object */ | |
36 | $result = SWIG_Python_AppendOutput($result, | |
37 | SWIG_NewPointerObj(SWIG_as_voidptr(*$1), | |
38 | SWIGTYPE_p_bt_plugin, 0)); | |
39 | } else { | |
40 | /* SWIG_Python_AppendOutput() steals Py_None */ | |
41 | Py_INCREF(Py_None); | |
42 | $result = SWIG_Python_AppendOutput($result, Py_None); | |
43 | } | |
44 | } | |
6945df9a | 45 | |
9736d991 PP |
46 | /* Output argument typemap for plugin set output (always appends) */ |
47 | %typemap(in, numinputs=0) | |
d6bb425c | 48 | (const bt_plugin_set **) |
9736d991 PP |
49 | (bt_plugin_set *temp_plugin_set = NULL) { |
50 | $1 = &temp_plugin_set; | |
51 | } | |
6945df9a | 52 | |
9736d991 | 53 | %typemap(argout) |
d6bb425c | 54 | (const bt_plugin_set **) { |
9736d991 PP |
55 | if (*$1) { |
56 | /* SWIG_Python_AppendOutput() steals the created object */ | |
57 | $result = SWIG_Python_AppendOutput($result, | |
58 | SWIG_NewPointerObj(SWIG_as_voidptr(*$1), | |
59 | SWIGTYPE_p_bt_plugin_set, 0)); | |
60 | } else { | |
61 | /* SWIG_Python_AppendOutput() steals Py_None */ | |
62 | Py_INCREF(Py_None); | |
63 | $result = SWIG_Python_AppendOutput($result, Py_None); | |
64 | } | |
65 | } | |
66 | ||
d6bb425c SM |
67 | %include <babeltrace2/plugin/plugin-const.h> |
68 | %include <babeltrace2/plugin/plugin-set-const.h> | |
fdfb7f17 SM |
69 | |
70 | /* Helpers */ | |
71 | ||
d24d5663 | 72 | bt_property_availability bt_bt2_plugin_get_version( |
d6bb425c SM |
73 | const bt_plugin *plugin, unsigned int *major, |
74 | unsigned int *minor, unsigned int *patch, const char **extra); | |
fdfb7f17 | 75 | |
d24d5663 | 76 | bt_plugin_find_status bt_bt2_plugin_find(const char *plugin_name, |
d6bb425c | 77 | bt_bool fail_on_load_error, const bt_plugin **plugin); |
9736d991 | 78 | |
d24d5663 | 79 | bt_plugin_find_all_from_file_status bt_bt2_plugin_find_all_from_file( |
9736d991 | 80 | const char *path, bt_bool fail_on_load_error, |
d6bb425c | 81 | const bt_plugin_set **plugin_set); |
9736d991 | 82 | |
d24d5663 | 83 | bt_plugin_find_all_from_dir_status bt_bt2_plugin_find_all_from_dir( |
9736d991 | 84 | const char *path, bt_bool recurse, bt_bool fail_on_load_error, |
d6bb425c | 85 | const bt_plugin_set **plugin_set); |
9736d991 | 86 | |
fdfb7f17 | 87 | %{ |
fdfb7f17 | 88 | /* |
d24d5663 | 89 | * Those bt_bt2_*() functions below ensure that when the API function |
9736d991 PP |
90 | * fails, the output parameter is set to `NULL`. This is necessary |
91 | * because the epilogue of the `something **OUT` typemap will use that | |
92 | * value to make a Python object. We can't rely on the initial value of | |
93 | * `*OUT`; it could point to unreadable memory. | |
fdfb7f17 SM |
94 | */ |
95 | ||
d24d5663 | 96 | bt_property_availability bt_bt2_plugin_get_version( |
fdfb7f17 SM |
97 | const bt_plugin *plugin, unsigned int *major, |
98 | unsigned int *minor, unsigned int *patch, const char **extra) | |
99 | { | |
100 | bt_property_availability ret; | |
101 | ||
102 | ret = bt_plugin_get_version(plugin, major, minor, patch, extra); | |
103 | ||
104 | if (ret == BT_PROPERTY_AVAILABILITY_NOT_AVAILABLE) { | |
105 | *extra = NULL; | |
106 | } | |
107 | ||
108 | return ret; | |
109 | } | |
110 | ||
d24d5663 | 111 | bt_plugin_find_status bt_bt2_plugin_find(const char *plugin_name, |
9736d991 PP |
112 | bt_bool fail_on_load_error, const bt_plugin **plugin) |
113 | { | |
d24d5663 | 114 | bt_plugin_find_status status; |
9736d991 PP |
115 | |
116 | status = bt_plugin_find(plugin_name, fail_on_load_error, | |
117 | plugin); | |
d24d5663 | 118 | if (status != __BT_FUNC_STATUS_OK) { |
9736d991 PP |
119 | *plugin = NULL; |
120 | } | |
121 | ||
122 | return status; | |
123 | } | |
124 | ||
d24d5663 | 125 | bt_plugin_find_all_from_file_status bt_bt2_plugin_find_all_from_file( |
9736d991 PP |
126 | const char *path, bt_bool fail_on_load_error, |
127 | const bt_plugin_set **plugin_set) | |
128 | { | |
d24d5663 | 129 | bt_plugin_find_all_from_file_status status; |
9736d991 PP |
130 | |
131 | status = bt_plugin_find_all_from_file(path, fail_on_load_error, | |
132 | plugin_set); | |
d24d5663 | 133 | if (status != __BT_FUNC_STATUS_OK) { |
9736d991 PP |
134 | *plugin_set = NULL; |
135 | } | |
136 | ||
137 | return status; | |
138 | } | |
139 | ||
d24d5663 | 140 | bt_plugin_find_all_from_dir_status bt_bt2_plugin_find_all_from_dir( |
9736d991 PP |
141 | const char *path, bt_bool recurse, bt_bool fail_on_load_error, |
142 | const bt_plugin_set **plugin_set) | |
143 | { | |
d24d5663 | 144 | bt_plugin_find_all_from_dir_status status; |
9736d991 PP |
145 | |
146 | status = bt_plugin_find_all_from_dir(path, recurse, fail_on_load_error, | |
147 | plugin_set); | |
d24d5663 | 148 | if (status != __BT_FUNC_STATUS_OK) { |
9736d991 PP |
149 | *plugin_set = NULL; |
150 | } | |
151 | ||
152 | return status; | |
153 | } | |
fdfb7f17 | 154 | %} |