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1 | /* | |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2013 Uwe Hermann <uwe@hermann-uwe.de> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #include <stdio.h> | |
22 | #include <string.h> | |
23 | #include <glib.h> | |
24 | #include <glib/gstdio.h> | |
25 | #include <check.h> | |
26 | #include "../include/libsigrok/libsigrok.h" | |
27 | #include "lib.h" | |
28 | ||
29 | struct sr_context *srtest_ctx; | |
30 | ||
31 | void srtest_setup(void) | |
32 | { | |
33 | int ret; | |
34 | ||
35 | ret = sr_init(&srtest_ctx); | |
36 | fail_unless(ret == SR_OK, "sr_init() failed: %d.", ret); | |
37 | } | |
38 | ||
39 | void srtest_teardown(void) | |
40 | { | |
41 | int ret; | |
42 | ||
43 | ret = sr_exit(srtest_ctx); | |
44 | fail_unless(ret == SR_OK, "sr_exit() failed: %d.", ret); | |
45 | } | |
46 | ||
47 | /* Get a libsigrok driver by name. */ | |
48 | struct sr_dev_driver *srtest_driver_get(const char *drivername) | |
49 | { | |
50 | struct sr_dev_driver **drivers, *driver = NULL; | |
51 | int i; | |
52 | ||
53 | drivers = sr_driver_list(); | |
54 | fail_unless(drivers != NULL, "No drivers found."); | |
55 | ||
56 | for (i = 0; drivers[i]; i++) { | |
57 | if (strcmp(drivers[i]->name, drivername)) | |
58 | continue; | |
59 | driver = drivers[i]; | |
60 | } | |
61 | fail_unless(driver != NULL, "Driver '%s' not found.", drivername); | |
62 | ||
63 | return driver; | |
64 | } | |
65 | ||
66 | /* Get a libsigrok input format by ID. */ | |
67 | struct sr_input_format *srtest_input_get(const char *id) | |
68 | { | |
69 | struct sr_input_format **inputs, *input = NULL; | |
70 | int i; | |
71 | ||
72 | inputs = sr_input_list(); | |
73 | fail_unless(inputs != NULL, "No input modules found."); | |
74 | ||
75 | for (i = 0; inputs[i]; i++) { | |
76 | if (strcmp(inputs[i]->id, id)) | |
77 | continue; | |
78 | input = inputs[i]; | |
79 | } | |
80 | fail_unless(input != NULL, "Input module '%s' not found.", id); | |
81 | ||
82 | return input; | |
83 | } | |
84 | ||
85 | /* Initialize a libsigrok driver. */ | |
86 | void srtest_driver_init(struct sr_context *sr_ctx, struct sr_dev_driver *driver) | |
87 | { | |
88 | int ret; | |
89 | ||
90 | ret = sr_driver_init(sr_ctx, driver); | |
91 | fail_unless(ret == SR_OK, "Failed to init '%s' driver: %d.", | |
92 | driver->name, ret); | |
93 | } | |
94 | ||
95 | /* Initialize all libsigrok drivers. */ | |
96 | void srtest_driver_init_all(struct sr_context *sr_ctx) | |
97 | { | |
98 | struct sr_dev_driver **drivers, *driver; | |
99 | int i, ret; | |
100 | ||
101 | drivers = sr_driver_list(); | |
102 | fail_unless(drivers != NULL, "No drivers found."); | |
103 | ||
104 | for (i = 0; drivers[i]; i++) { | |
105 | driver = drivers[i]; | |
106 | ret = sr_driver_init(sr_ctx, driver); | |
107 | fail_unless(ret == SR_OK, "Failed to init '%s' driver: %d.", | |
108 | driver->name, ret); | |
109 | } | |
110 | } | |
111 | ||
112 | /* Initialize a libsigrok input module. */ | |
113 | void srtest_input_init(struct sr_context *sr_ctx, struct sr_input_format *input) | |
114 | { | |
115 | int ret; | |
116 | struct sr_input *in; | |
117 | ||
118 | (void)sr_ctx; | |
119 | ||
120 | in = g_try_malloc0(sizeof(struct sr_input)); | |
121 | fail_unless(in != NULL); | |
122 | ||
123 | in->format = input; | |
124 | in->param = NULL; | |
125 | ||
126 | ret = in->format->init(in, "nonexisting.dat"); | |
127 | fail_unless(ret == SR_OK, "Failed to init '%s' input module: %d.", | |
128 | input->id, ret); | |
129 | ||
130 | g_free(in); | |
131 | } | |
132 | ||
133 | /* Initialize all libsigrok input modules. */ | |
134 | void srtest_input_init_all(struct sr_context *sr_ctx) | |
135 | { | |
136 | struct sr_input_format **inputs; | |
137 | int i; | |
138 | ||
139 | inputs = sr_input_list(); | |
140 | fail_unless(inputs != NULL, "No input modules found."); | |
141 | ||
142 | for (i = 0; inputs[i]; i++) | |
143 | srtest_input_init(sr_ctx, inputs[i]); | |
144 | } | |
145 | ||
146 | /* Set the samplerate for the respective driver to the specified value. */ | |
147 | void srtest_set_samplerate(struct sr_dev_driver *driver, uint64_t samplerate) | |
148 | { | |
149 | int ret; | |
150 | struct sr_dev_inst *sdi; | |
151 | GVariant *gvar; | |
152 | ||
153 | sdi = g_slist_nth_data(driver->priv, 0); | |
154 | ||
155 | gvar = g_variant_new_uint64(samplerate); | |
156 | ret = driver->config_set(SR_CONF_SAMPLERATE, gvar, sdi, NULL); | |
157 | g_variant_unref(gvar); | |
158 | ||
159 | fail_unless(ret == SR_OK, "%s: Failed to set SR_CONF_SAMPLERATE: %d.", | |
160 | driver->name, ret); | |
161 | } | |
162 | ||
163 | /* Get the respective driver's current samplerate. */ | |
164 | uint64_t srtest_get_samplerate(struct sr_dev_driver *driver) | |
165 | { | |
166 | int ret; | |
167 | uint64_t samplerate; | |
168 | struct sr_dev_inst *sdi; | |
169 | GVariant *gvar; | |
170 | ||
171 | sdi = g_slist_nth_data(driver->priv, 0); | |
172 | ||
173 | ret = driver->config_get(SR_CONF_SAMPLERATE, &gvar, sdi, NULL); | |
174 | samplerate = g_variant_get_uint64(gvar); | |
175 | g_variant_unref(gvar); | |
176 | ||
177 | fail_unless(ret == SR_OK, "%s: Failed to get SR_CONF_SAMPLERATE: %d.", | |
178 | driver->name, ret); | |
179 | ||
180 | return samplerate; | |
181 | } | |
182 | ||
183 | /* Check whether the respective driver can set/get the correct samplerate. */ | |
184 | void srtest_check_samplerate(struct sr_context *sr_ctx, const char *drivername, | |
185 | uint64_t samplerate) | |
186 | { | |
187 | struct sr_dev_driver *driver; | |
188 | uint64_t s; | |
189 | ||
190 | driver = srtest_driver_get(drivername); | |
191 | srtest_driver_init(sr_ctx, driver);; | |
192 | srtest_set_samplerate(driver, samplerate); | |
193 | s = srtest_get_samplerate(driver); | |
194 | fail_unless(s == samplerate, "%s: Incorrect samplerate: %" PRIu64 ".", | |
195 | drivername, s); | |
196 | } | |
197 | ||
198 | void srtest_buf_to_file(const char *filename, const uint8_t *buf, uint64_t len) | |
199 | { | |
200 | FILE *f; | |
201 | GError *error = NULL; | |
202 | gboolean ret; | |
203 | ||
204 | f = g_fopen(filename, "wb"); | |
205 | fail_unless(f != NULL); | |
206 | ||
207 | ret = g_file_set_contents(filename, (const gchar *)buf, len, &error); | |
208 | fail_unless(ret == TRUE); | |
209 | ||
210 | fclose(f); | |
211 | } | |
212 | ||
213 | GArray *srtest_get_enabled_logic_channels(const struct sr_dev_inst *sdi) | |
214 | { | |
215 | struct sr_channel *ch; | |
216 | GArray *channels; | |
217 | GSList *l; | |
218 | ||
219 | channels = g_array_new(FALSE, FALSE, sizeof(int)); | |
220 | for (l = sdi->channels; l; l = l->next) { | |
221 | ch = l->data; | |
222 | if (ch->type != SR_CHANNEL_LOGIC) | |
223 | continue; | |
224 | if (ch->enabled != TRUE) | |
225 | continue; | |
226 | g_array_append_val(channels, ch->index); | |
227 | } | |
228 | ||
229 | return channels; | |
230 | } |