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1 | /* | |
2 | * This file is part of the sigrok project. | |
3 | * | |
4 | * Copyright (C) 2010 Bert Vermeulen <bert@biot.com> | |
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 3 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, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #include <stdlib.h> | |
21 | #include <stdio.h> | |
22 | #include <sys/types.h> | |
23 | #include <dirent.h> | |
24 | #include <string.h> | |
25 | #include <glib.h> | |
26 | #include <sigrok.h> | |
27 | #include "config.h" | |
28 | ||
29 | /* The list of loaded plugins lives here. */ | |
30 | GSList *plugins; | |
31 | ||
32 | /* | |
33 | * This enumerates which plugin capabilities correspond to user-settable | |
34 | * options. | |
35 | */ | |
36 | struct hwcap_option hwcap_options[] = { | |
37 | {SR_HWCAP_SAMPLERATE, SR_T_UINT64, "Sample rate", "samplerate"}, | |
38 | {SR_HWCAP_CAPTURE_RATIO, SR_T_UINT64, "Pre-trigger capture ratio", "captureratio"}, | |
39 | {SR_HWCAP_PATTERN_MODE, SR_T_CHAR, "Pattern generator mode", "patternmode"}, | |
40 | {0, 0, NULL, NULL}, | |
41 | }; | |
42 | ||
43 | #ifdef HAVE_LA_DEMO | |
44 | extern struct sr_device_plugin demo_plugin_info; | |
45 | #endif | |
46 | #ifdef HAVE_LA_SALEAE_LOGIC | |
47 | extern struct sr_device_plugin saleae_logic_plugin_info; | |
48 | #endif | |
49 | #ifdef HAVE_LA_OLS | |
50 | extern struct sr_device_plugin ols_plugin_info; | |
51 | #endif | |
52 | #ifdef HAVE_LA_ZEROPLUS_LOGIC_CUBE | |
53 | extern struct sr_device_plugin zeroplus_logic_cube_plugin_info; | |
54 | #endif | |
55 | #ifdef HAVE_LA_ASIX_SIGMA | |
56 | extern struct sr_device_plugin asix_sigma_plugin_info; | |
57 | #endif | |
58 | #ifdef HAVE_LA_LINK_MSO19 | |
59 | extern struct sr_device_plugin link_mso19_plugin_info; | |
60 | #endif | |
61 | #ifdef HAVE_LA_ALSA | |
62 | extern struct sr_device_plugin alsa_plugin_info; | |
63 | #endif | |
64 | ||
65 | ||
66 | /* TODO: No linked list needed, this can be a simple array. */ | |
67 | int load_hwplugins(void) | |
68 | { | |
69 | #ifdef HAVE_LA_DEMO | |
70 | plugins = g_slist_append(plugins, (gpointer *)&demo_plugin_info); | |
71 | #endif | |
72 | #ifdef HAVE_LA_SALEAE_LOGIC | |
73 | plugins = | |
74 | g_slist_append(plugins, (gpointer *)&saleae_logic_plugin_info); | |
75 | #endif | |
76 | #ifdef HAVE_LA_OLS | |
77 | plugins = g_slist_append(plugins, (gpointer *)&ols_plugin_info); | |
78 | #endif | |
79 | #ifdef HAVE_LA_ZEROPLUS_LOGIC_CUBE | |
80 | plugins = g_slist_append(plugins, | |
81 | (gpointer *)&zeroplus_logic_cube_plugin_info); | |
82 | #endif | |
83 | #ifdef HAVE_LA_ASIX_SIGMA | |
84 | plugins = g_slist_append(plugins, (gpointer *)&asix_sigma_plugin_info); | |
85 | #endif | |
86 | #ifdef HAVE_LA_LINK_MSO19 | |
87 | plugins = g_slist_append(plugins, (gpointer *)&link_mso19_plugin_info); | |
88 | #endif | |
89 | #ifdef HAVE_LA_ALSA | |
90 | plugins = g_slist_append(plugins, (gpointer *)&alsa_plugin_info); | |
91 | #endif | |
92 | ||
93 | ||
94 | return SR_OK; | |
95 | } | |
96 | ||
97 | GSList *list_hwplugins(void) | |
98 | { | |
99 | return plugins; | |
100 | } | |
101 | ||
102 | struct sr_device_instance *sr_device_instance_new(int index, int status, | |
103 | const char *vendor, const char *model, const char *version) | |
104 | { | |
105 | struct sr_device_instance *sdi; | |
106 | ||
107 | if (!(sdi = malloc(sizeof(struct sr_device_instance)))) | |
108 | return NULL; | |
109 | ||
110 | sdi->index = index; | |
111 | sdi->status = status; | |
112 | sdi->instance_type = -1; | |
113 | sdi->vendor = vendor ? strdup(vendor) : strdup("(unknown)"); | |
114 | sdi->model = model ? strdup(model) : NULL; | |
115 | sdi->version = version ? strdup(version) : NULL; | |
116 | sdi->priv = NULL; | |
117 | sdi->usb = NULL; | |
118 | ||
119 | return sdi; | |
120 | } | |
121 | ||
122 | struct sr_device_instance *sr_get_device_instance(GSList *device_instances, | |
123 | int device_index) | |
124 | { | |
125 | struct sr_device_instance *sdi; | |
126 | GSList *l; | |
127 | ||
128 | for (l = device_instances; l; l = l->next) { | |
129 | sdi = (struct sr_device_instance *)(l->data); | |
130 | if (sdi->index == device_index) | |
131 | return sdi; | |
132 | } | |
133 | g_warning("could not find device index %d instance", device_index); | |
134 | ||
135 | return NULL; | |
136 | } | |
137 | ||
138 | void sr_device_instance_free(struct sr_device_instance *sdi) | |
139 | { | |
140 | switch (sdi->instance_type) { | |
141 | case SR_USB_INSTANCE: | |
142 | sr_usb_device_instance_free(sdi->usb); | |
143 | break; | |
144 | case SR_SERIAL_INSTANCE: | |
145 | sr_serial_device_instance_free(sdi->serial); | |
146 | break; | |
147 | default: | |
148 | /* No specific type, nothing extra to free. */ | |
149 | break; | |
150 | } | |
151 | ||
152 | free(sdi->vendor); | |
153 | free(sdi->model); | |
154 | free(sdi->version); | |
155 | free(sdi); | |
156 | } | |
157 | ||
158 | struct sr_usb_device_instance *sr_usb_device_instance_new(uint8_t bus, | |
159 | uint8_t address, struct libusb_device_handle *hdl) | |
160 | { | |
161 | struct sr_usb_device_instance *udi; | |
162 | ||
163 | if (!(udi = malloc(sizeof(struct sr_usb_device_instance)))) | |
164 | return NULL; | |
165 | ||
166 | udi->bus = bus; | |
167 | udi->address = address; | |
168 | udi->devhdl = hdl; /* TODO: Check if this is NULL? */ | |
169 | ||
170 | return udi; | |
171 | } | |
172 | ||
173 | void sr_usb_device_instance_free(struct sr_usb_device_instance *usb) | |
174 | { | |
175 | /* Avoid compiler warnings. */ | |
176 | usb = usb; | |
177 | ||
178 | /* Nothing to do for this device instance type. */ | |
179 | } | |
180 | ||
181 | struct sr_serial_device_instance *sr_serial_device_instance_new( | |
182 | const char *port, int fd) | |
183 | { | |
184 | struct sr_serial_device_instance *serial; | |
185 | ||
186 | if (!(serial = malloc(sizeof(struct sr_serial_device_instance)))) | |
187 | return NULL; | |
188 | ||
189 | serial->port = strdup(port); | |
190 | serial->fd = fd; | |
191 | ||
192 | return serial; | |
193 | } | |
194 | ||
195 | void sr_serial_device_instance_free(struct sr_serial_device_instance *serial) | |
196 | { | |
197 | free(serial->port); | |
198 | } | |
199 | ||
200 | int find_hwcap(int *capabilities, int hwcap) | |
201 | { | |
202 | int i; | |
203 | ||
204 | for (i = 0; capabilities[i]; i++) { | |
205 | if (capabilities[i] == hwcap) | |
206 | return TRUE; | |
207 | } | |
208 | ||
209 | return FALSE; | |
210 | } | |
211 | ||
212 | struct hwcap_option *find_hwcap_option(int hwcap) | |
213 | { | |
214 | int i; | |
215 | ||
216 | for (i = 0; hwcap_options[i].capability; i++) { | |
217 | if (hwcap_options[i].capability == hwcap) | |
218 | return &hwcap_options[i]; | |
219 | } | |
220 | ||
221 | return NULL; | |
222 | } | |
223 | ||
224 | /* unnecessary level of indirection follows. */ | |
225 | ||
226 | void source_remove(int fd) | |
227 | { | |
228 | ||
229 | session_source_remove(fd); | |
230 | ||
231 | } | |
232 | ||
233 | void source_add(int fd, int events, int timeout, receive_data_callback rcv_cb, | |
234 | void *user_data) | |
235 | { | |
236 | ||
237 | session_source_add(fd, events, timeout, rcv_cb, user_data); | |
238 | ||
239 | } |