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a1bb33af UH |
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 <gmodule.h> | |
27 | #include "sigrok.h" | |
28 | ||
29 | source_callback_add source_cb_add = NULL; | |
30 | source_callback_remove source_cb_remove = NULL; | |
31 | ||
32 | /* the list of loaded plugins lives here */ | |
33 | GSList *plugins; | |
34 | ||
35 | /* this enumerates which plugin capabilities correspond to user-settable options */ | |
36 | struct hwcap_option hwcap_options[] = { | |
37 | { HWCAP_SAMPLERATE, T_UINT64, "Sample rate", "samplerate" }, | |
38 | { 0, 0, NULL, NULL } | |
39 | }; | |
40 | ||
41 | extern struct device_plugin saleae_logic_plugin_info; | |
42 | extern struct device_plugin ols_plugin_info; | |
43 | extern struct device_plugin zeroplus_logic_cube_plugin_info; | |
44 | ||
45 | int load_hwplugins(void) | |
46 | { | |
47 | plugins = g_slist_append(plugins, (gpointer *)&saleae_logic_plugin_info); | |
48 | plugins = g_slist_append(plugins, (gpointer *)&ols_plugin_info); | |
49 | plugins = g_slist_append(plugins, (gpointer *)&zeroplus_logic_cube_plugin_info); | |
50 | ||
51 | return SIGROK_OK; | |
52 | } | |
53 | ||
54 | ||
55 | GSList *list_hwplugins(void) | |
56 | { | |
57 | ||
58 | return plugins; | |
59 | } | |
60 | ||
61 | ||
62 | struct sigrok_device_instance *sigrok_device_instance_new(int index, int status, | |
63 | char *vendor, char *model, char *version) | |
64 | { | |
65 | struct sigrok_device_instance *sdi; | |
66 | ||
67 | sdi = malloc(sizeof(struct sigrok_device_instance)); | |
68 | if(!sdi) | |
69 | return NULL; | |
70 | ||
71 | sdi->index = index; | |
72 | sdi->status = status; | |
73 | sdi->instance_type = -1; | |
74 | sdi->vendor = strdup(vendor); | |
75 | sdi->model = strdup(model); | |
76 | sdi->version = strdup(version); | |
77 | sdi->usb = NULL; | |
78 | ||
79 | return sdi; | |
80 | } | |
81 | ||
82 | ||
83 | struct sigrok_device_instance *get_sigrok_device_instance(GSList *device_instances, int device_index) | |
84 | { | |
85 | struct sigrok_device_instance *sdi; | |
86 | GSList *l; | |
87 | ||
88 | sdi = NULL; | |
89 | for(l = device_instances; l; l = l->next) { | |
90 | sdi = (struct sigrok_device_instance *) (l->data); | |
91 | if(sdi->index == device_index) | |
92 | return sdi; | |
93 | } | |
94 | g_warning("could not find device index %d instance", device_index); | |
95 | ||
96 | return NULL; | |
97 | } | |
98 | ||
99 | ||
100 | void sigrok_device_instance_free(struct sigrok_device_instance *sdi) | |
101 | { | |
102 | ||
103 | switch(sdi->instance_type) { | |
104 | case USB_INSTANCE: | |
105 | usb_device_instance_free(sdi->usb); | |
106 | break; | |
107 | case SERIAL_INSTANCE: | |
108 | serial_device_instance_free(sdi->serial); | |
109 | break; | |
110 | /* no specific type, nothing extra to free */ | |
111 | } | |
112 | ||
113 | free(sdi->vendor); | |
114 | free(sdi->model); | |
115 | free(sdi->version); | |
116 | free(sdi); | |
117 | ||
118 | } | |
119 | ||
120 | ||
121 | struct usb_device_instance *usb_device_instance_new(uint8_t bus, uint8_t address, | |
122 | struct libusb_device_handle *hdl) | |
123 | { | |
124 | struct usb_device_instance *udi; | |
125 | ||
126 | udi = malloc(sizeof(struct usb_device_instance)); | |
127 | if(!udi) | |
128 | return NULL; | |
129 | ||
130 | udi->bus = bus; | |
131 | udi->address = address; | |
132 | udi->devhdl = hdl; | |
133 | ||
134 | return udi; | |
135 | } | |
136 | ||
137 | ||
138 | void usb_device_instance_free(struct usb_device_instance *usb) | |
139 | { | |
afc8e4de UH |
140 | /* QUICK HACK */ |
141 | usb = usb; | |
a1bb33af UH |
142 | |
143 | /* nothing to do for this device instance type */ | |
144 | ||
145 | } | |
146 | ||
147 | ||
148 | struct serial_device_instance *serial_device_instance_new(char *port, int fd) | |
149 | { | |
150 | struct serial_device_instance *serial; | |
151 | ||
152 | serial = malloc(sizeof(struct serial_device_instance)); | |
153 | if(!serial) | |
154 | return NULL; | |
155 | ||
156 | serial->port = strdup(port); | |
157 | serial->fd = fd; | |
158 | ||
159 | return serial; | |
160 | } | |
161 | ||
162 | ||
163 | void serial_device_instance_free(struct serial_device_instance *serial) | |
164 | { | |
165 | ||
166 | free(serial->port); | |
167 | ||
168 | } | |
169 | ||
170 | ||
171 | int find_hwcap(int *capabilities, int hwcap) | |
172 | { | |
173 | int i; | |
174 | ||
175 | for(i = 0; capabilities[i]; i++) | |
176 | if(capabilities[i] == hwcap) | |
177 | return TRUE; | |
178 | ||
179 | return FALSE; | |
180 | } | |
181 | ||
182 | ||
183 | struct hwcap_option *find_hwcap_option(int hwcap) | |
184 | { | |
185 | struct hwcap_option *hwo; | |
186 | int i; | |
187 | ||
188 | hwo = NULL; | |
189 | for(i = 0; hwcap_options[i].capability; i++) | |
190 | { | |
191 | if(hwcap_options[i].capability == hwcap) | |
192 | { | |
193 | hwo = &hwcap_options[i]; | |
194 | break; | |
195 | } | |
196 | } | |
197 | ||
198 | return hwo; | |
199 | } | |
200 | ||
201 | ||
202 | void source_remove(int fd) | |
203 | { | |
204 | ||
205 | if(source_cb_remove) | |
206 | source_cb_remove(fd); | |
207 | ||
208 | } | |
209 | ||
210 | ||
211 | void source_add(int fd, int events, int timeout, receive_data_callback rcv_cb, void *user_data) | |
212 | { | |
213 | ||
214 | if(source_cb_add) | |
215 | source_cb_add(fd, events, timeout, rcv_cb, user_data); | |
216 | ||
217 | } | |
218 | ||
219 | ||
220 | ||
221 |