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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 "../libsigrok.h" | |
27 | #include "lib.h" | |
28 | ||
29 | /* Get a libsigrok driver by name. */ | |
30 | struct sr_dev_driver *srtest_driver_get(const char *drivername) | |
31 | { | |
32 | struct sr_dev_driver **drivers, *driver = NULL; | |
33 | int i; | |
34 | ||
35 | drivers = sr_driver_list(); | |
36 | fail_unless(drivers != NULL, "No drivers found."); | |
37 | ||
38 | for (i = 0; drivers[i]; i++) { | |
39 | if (strcmp(drivers[i]->name, drivername)) | |
40 | continue; | |
41 | driver = drivers[i]; | |
42 | } | |
43 | fail_unless(driver != NULL, "Driver '%s' not found.", drivername); | |
44 | ||
45 | return driver; | |
46 | } | |
47 | ||
48 | /* Get a libsigrok input format by ID. */ | |
49 | struct sr_input_format *srtest_input_get(const char *id) | |
50 | { | |
51 | struct sr_input_format **inputs, *input = NULL; | |
52 | int i; | |
53 | ||
54 | inputs = sr_input_list(); | |
55 | fail_unless(inputs != NULL, "No input modules found."); | |
56 | ||
57 | for (i = 0; inputs[i]; i++) { | |
58 | if (strcmp(inputs[i]->id, id)) | |
59 | continue; | |
60 | input = inputs[i]; | |
61 | } | |
62 | fail_unless(input != NULL, "Input module '%s' not found.", id); | |
63 | ||
64 | return input; | |
65 | } | |
66 | ||
67 | /* Get a libsigrok output format by ID. */ | |
68 | struct sr_output_format *srtest_output_get(const char *id) | |
69 | { | |
70 | struct sr_output_format **outputs, *output = NULL; | |
71 | int i; | |
72 | ||
73 | outputs = sr_output_list(); | |
74 | fail_unless(outputs != NULL, "No output modules found."); | |
75 | ||
76 | for (i = 0; outputs[i]; i++) { | |
77 | if (strcmp(outputs[i]->id, id)) | |
78 | continue; | |
79 | output = outputs[i]; | |
80 | } | |
81 | fail_unless(output != NULL, "Output module '%s' not found.", id); | |
82 | ||
83 | return output; | |
84 | } | |
85 | ||
86 | /* Initialize a libsigrok driver. */ | |
87 | void srtest_driver_init(struct sr_context *sr_ctx, struct sr_dev_driver *driver) | |
88 | { | |
89 | int ret; | |
90 | ||
91 | ret = sr_driver_init(sr_ctx, driver); | |
92 | fail_unless(ret == SR_OK, "Failed to init '%s' driver: %d.", | |
93 | driver->name, ret); | |
94 | } | |
95 | ||
96 | /* Initialize all libsigrok drivers. */ | |
97 | void srtest_driver_init_all(struct sr_context *sr_ctx) | |
98 | { | |
99 | struct sr_dev_driver **drivers, *driver; | |
100 | int i, ret; | |
101 | ||
102 | drivers = sr_driver_list(); | |
103 | fail_unless(drivers != NULL, "No drivers found."); | |
104 | ||
105 | for (i = 0; drivers[i]; i++) { | |
106 | driver = drivers[i]; | |
107 | ret = sr_driver_init(sr_ctx, driver); | |
108 | fail_unless(ret == SR_OK, "Failed to init '%s' driver: %d.", | |
109 | driver->name, ret); | |
110 | } | |
111 | } | |
112 | ||
113 | /* Initialize a libsigrok input module. */ | |
114 | void srtest_input_init(struct sr_context *sr_ctx, struct sr_input_format *input) | |
115 | { | |
116 | int ret; | |
117 | struct sr_input *in; | |
118 | ||
119 | (void)sr_ctx; | |
120 | ||
121 | in = g_try_malloc0(sizeof(struct sr_input)); | |
122 | fail_unless(in != NULL); | |
123 | ||
124 | in->format = input; | |
125 | in->param = NULL; | |
126 | ||
127 | ret = in->format->init(in, "nonexisting.dat"); | |
128 | fail_unless(ret == SR_OK, "Failed to init '%s' input module: %d.", | |
129 | input->id, ret); | |
130 | ||
131 | g_free(in); | |
132 | } | |
133 | ||
134 | /* Initialize all libsigrok input modules. */ | |
135 | void srtest_input_init_all(struct sr_context *sr_ctx) | |
136 | { | |
137 | struct sr_input_format **inputs; | |
138 | int i; | |
139 | ||
140 | inputs = sr_input_list(); | |
141 | fail_unless(inputs != NULL, "No input modules found."); | |
142 | ||
143 | for (i = 0; inputs[i]; i++) | |
144 | srtest_input_init(sr_ctx, inputs[i]); | |
145 | } | |
146 | ||
147 | /* Set the samplerate for the respective driver to the specified value. */ | |
148 | void srtest_set_samplerate(struct sr_dev_driver *driver, uint64_t samplerate) | |
149 | { | |
150 | int ret; | |
151 | struct sr_dev_inst *sdi; | |
152 | GVariant *gvar; | |
153 | ||
154 | sdi = g_slist_nth_data(driver->priv, 0); | |
155 | ||
156 | gvar = g_variant_new_uint64(samplerate); | |
157 | ret = driver->config_set(SR_CONF_SAMPLERATE, gvar, sdi, NULL); | |
158 | g_variant_unref(gvar); | |
159 | ||
160 | fail_unless(ret == SR_OK, "%s: Failed to set SR_CONF_SAMPLERATE: %d.", | |
161 | driver->name, ret); | |
162 | } | |
163 | ||
164 | /* Get the respective driver's current samplerate. */ | |
165 | uint64_t srtest_get_samplerate(struct sr_dev_driver *driver) | |
166 | { | |
167 | int ret; | |
168 | uint64_t samplerate; | |
169 | struct sr_dev_inst *sdi; | |
170 | GVariant *gvar; | |
171 | ||
172 | sdi = g_slist_nth_data(driver->priv, 0); | |
173 | ||
174 | ret = driver->config_get(SR_CONF_SAMPLERATE, &gvar, sdi, NULL); | |
175 | samplerate = g_variant_get_uint64(gvar); | |
176 | g_variant_unref(gvar); | |
177 | ||
178 | fail_unless(ret == SR_OK, "%s: Failed to get SR_CONF_SAMPLERATE: %d.", | |
179 | driver->name, ret); | |
180 | ||
181 | return samplerate; | |
182 | } | |
183 | ||
184 | /* Check whether the respective driver can set/get the correct samplerate. */ | |
185 | void srtest_check_samplerate(struct sr_context *sr_ctx, const char *drivername, | |
186 | uint64_t samplerate) | |
187 | { | |
188 | struct sr_dev_driver *driver; | |
189 | uint64_t s; | |
190 | ||
191 | driver = srtest_driver_get(drivername); | |
192 | srtest_driver_init(sr_ctx, driver);; | |
193 | srtest_set_samplerate(driver, samplerate); | |
194 | s = srtest_get_samplerate(driver); | |
195 | fail_unless(s == samplerate, "%s: Incorrect samplerate: %" PRIu64 ".", | |
196 | drivername, s); | |
197 | } | |
198 | ||
199 | void srtest_buf_to_file(const char *filename, const uint8_t *buf, uint64_t len) | |
200 | { | |
201 | FILE *f; | |
202 | GError *error = NULL; | |
203 | gboolean ret; | |
204 | ||
205 | f = g_fopen(filename, "wb"); | |
206 | fail_unless(f != NULL); | |
207 | ||
208 | ret = g_file_set_contents(filename, (const gchar *)buf, len, &error); | |
209 | fail_unless(ret == TRUE); | |
210 | ||
211 | fclose(f); | |
212 | } | |
213 | ||
214 | GArray *srtest_get_enabled_logic_probes(const struct sr_dev_inst *sdi) | |
215 | { | |
216 | struct sr_channel *ch; | |
217 | GArray *probes; | |
218 | GSList *l; | |
219 | ||
220 | probes = g_array_new(FALSE, FALSE, sizeof(int)); | |
221 | for (l = sdi->probes; l; l = l->next) { | |
222 | probe = l->data; | |
223 | if (probe->type != SR_PROBE_LOGIC) | |
224 | continue; | |
225 | if (probe->enabled != TRUE) | |
226 | continue; | |
227 | g_array_append_val(probes, probe->index); | |
228 | } | |
229 | ||
230 | return probes; | |
231 | } |