2 * This file is part of the sigrok project.
4 * Copyright (C) 2011 Bert Vermeulen <bert@biot.com>
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 3 of the License, or
9 * (at your option) any later version.
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.
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
25 #include <libsigrok/libsigrok.h>
26 #include "sigrok-cli.h"
28 struct sr_probe *find_probe(GSList *probelist, const char *probename)
30 struct sr_probe *probe;
34 for (l = probelist; l; l = l->next) {
36 if (!strcmp(probe->name, probename))
39 probe = l ? l->data : NULL;
44 GSList *parse_probestring(struct sr_dev_inst *sdi, const char *probestring)
46 struct sr_probe *probe;
49 char **tokens, **range, **names, *eptr, str[8];
51 if (!probestring || !probestring[0])
52 /* All probes are enabled by default by the driver. */
59 tokens = g_strsplit(probestring, ",", 0);
60 for (i = 0; tokens[i]; i++) {
61 if (tokens[i][0] == '\0') {
62 g_critical("Invalid empty probe.");
66 if (strchr(tokens[i], '-')) {
67 /* A range of probes in the form a-b. This will only work
68 * if the probes are named as numbers -- so every probe
69 * in the range must exist as a probe name string in the
71 range = g_strsplit(tokens[i], "-", 2);
72 if (!range[0] || !range[1] || range[2]) {
73 /* Need exactly two arguments. */
74 g_critical("Invalid probe syntax '%s'.", tokens[i]);
79 b = strtol(range[0], &eptr, 10);
80 if (eptr == range[0] || *eptr != '\0') {
81 g_critical("Invalid probe '%s'.", range[0]);
85 e = strtol(range[1], NULL, 10);
86 if (eptr == range[1] || *eptr != '\0') {
87 g_critical("Invalid probe '%s'.", range[1]);
91 if (b < 0 || b >= e) {
92 g_critical("Invalid probe range '%s'.", tokens[i]);
98 n = snprintf(str, 8, "%d", b);
100 g_critical("Invalid probe '%d'.", b);
104 probe = find_probe(sdi->probes, str);
106 g_critical("unknown probe '%d'.", b);
110 probelist = g_slist_append(probelist, probe);
116 names = g_strsplit(tokens[i], "=", 2);
117 if (!names[0] || (names[1] && names[2])) {
118 /* Need one or two arguments. */
119 g_critical("Invalid probe '%s'.", tokens[i]);
124 probe = find_probe(sdi->probes, names[0]);
126 g_critical("unknown probe '%s'.", names[0]);
133 probe->name = g_strdup(names[1]);
135 probelist = g_slist_append(probelist, probe);
145 g_slist_free(probelist);
154 GHashTable *parse_generic_arg(const char *arg, gboolean sep_first)
164 hash = g_hash_table_new_full(g_str_hash, g_str_equal,
166 elements = g_strsplit(arg, ":", 0);
168 g_hash_table_insert(hash, g_strdup("sigrok_key"),
169 g_strdup(elements[i++]));
170 for (; elements[i]; i++) {
171 e = strchr(elements[i], '=');
173 g_hash_table_insert(hash, g_strdup(elements[i]), NULL);
176 g_hash_table_insert(hash, g_strdup(elements[i]), g_strdup(e));
179 g_strfreev(elements);
184 char *strcanon(const char *str)
189 /* Returns newly allocated string. */
190 s = g_ascii_strdown(str, -1);
191 for (p0 = p1 = 0; str[p0]; p0++) {
192 if ((s[p0] >= 'a' && s[p0] <= 'z')
193 || (s[p0] >= '0' && s[p0] <= '9'))
201 int canon_cmp(const char *str1, const char *str2)
208 ret = g_ascii_strcasecmp(s1, s2);