1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
|
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details:
*
* Copyright (C) 2016 Aleksander Morgado <aleksander@aleksander.es>
*/
#include <glib.h>
#include <string.h>
#include "mm-modem-helpers.h"
#include "mm-modem-helpers-ublox.h"
/*****************************************************************************/
/* UUSBCONF? response parser */
gboolean
mm_ublox_parse_uusbconf_response (const gchar *response,
MMUbloxUsbProfile *out_profile,
GError **error)
{
GRegex *r;
GMatchInfo *match_info;
GError *inner_error = NULL;
MMUbloxUsbProfile profile = MM_UBLOX_USB_PROFILE_UNKNOWN;
g_assert (out_profile != NULL);
/* Response may be e.g.:
* +UUSBCONF: 3,"RNDIS",,"0x1146"
* +UUSBCONF: 2,"ECM",,"0x1143"
* +UUSBCONF: 0,"",,"0x1141"
*
* Note: we don't rely on the PID; assuming future new modules will
* have a different PID but they may keep the profile names.
*/
r = g_regex_new ("\\+UUSBCONF: (\\d+),([^,]*),([^,]*),([^,]*)(?:\\r\\n)?", 0, 0, NULL);
g_assert (r != NULL);
g_regex_match_full (r, response, strlen (response), 0, 0, &match_info, &inner_error);
if (!inner_error && g_match_info_matches (match_info)) {
gchar *profile_name;
profile_name = mm_get_string_unquoted_from_match_info (match_info, 2);
if (profile_name && profile_name[0]) {
if (g_str_equal (profile_name, "RNDIS"))
profile = MM_UBLOX_USB_PROFILE_RNDIS;
else if (g_str_equal (profile_name, "ECM"))
profile = MM_UBLOX_USB_PROFILE_ECM;
else
inner_error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_UNSUPPORTED,
"Unknown USB profile: '%s'", profile_name);
} else
profile = MM_UBLOX_USB_PROFILE_BACK_COMPATIBLE;
g_free (profile_name);
}
if (match_info)
g_match_info_free (match_info);
g_regex_unref (r);
if (inner_error) {
g_propagate_error (error, inner_error);
return FALSE;
}
if (profile == MM_UBLOX_USB_PROFILE_UNKNOWN) {
g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED,
"Couldn't parse profile response");
return FALSE;
}
*out_profile = profile;
return TRUE;
}
/*****************************************************************************/
/* UBMCONF? response parser */
gboolean
mm_ublox_parse_ubmconf_response (const gchar *response,
MMUbloxNetworkingMode *out_mode,
GError **error)
{
GRegex *r;
GMatchInfo *match_info;
GError *inner_error = NULL;
MMUbloxNetworkingMode mode = MM_UBLOX_NETWORKING_MODE_UNKNOWN;
g_assert (out_mode != NULL);
/* Response may be e.g.:
* +UBMCONF: 1
* +UBMCONF: 2
*/
r = g_regex_new ("\\+UBMCONF: (\\d+)(?:\\r\\n)?", 0, 0, NULL);
g_assert (r != NULL);
g_regex_match_full (r, response, strlen (response), 0, 0, &match_info, &inner_error);
if (!inner_error && g_match_info_matches (match_info)) {
guint mode_id = 0;
if (mm_get_uint_from_match_info (match_info, 1, &mode_id)) {
switch (mode_id) {
case 1:
mode = MM_UBLOX_NETWORKING_MODE_ROUTER;
break;
case 2:
mode = MM_UBLOX_NETWORKING_MODE_BRIDGE;
break;
default:
inner_error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_UNSUPPORTED,
"Unknown mode id: '%u'", mode_id);
break;
}
}
}
if (match_info)
g_match_info_free (match_info);
g_regex_unref (r);
if (inner_error) {
g_propagate_error (error, inner_error);
return FALSE;
}
if (mode == MM_UBLOX_NETWORKING_MODE_UNKNOWN) {
g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED,
"Couldn't parse networking mode response");
return FALSE;
}
*out_mode = mode;
return TRUE;
}
/*****************************************************************************/
/* UIPADDR=N response parser */
gboolean
mm_ublox_parse_uipaddr_response (const gchar *response,
guint *out_cid,
gchar **out_if_name,
gchar **out_ipv4_address,
gchar **out_ipv4_subnet,
gchar **out_ipv6_global_address,
gchar **out_ipv6_link_local_address,
GError **error)
{
GRegex *r;
GMatchInfo *match_info;
GError *inner_error = NULL;
guint cid = 0;
gchar *if_name = NULL;
gchar *ipv4_address = NULL;
gchar *ipv4_subnet = NULL;
gchar *ipv6_global_address = NULL;
gchar *ipv6_link_local_address = NULL;
/* Response may be e.g.:
* +UIPADDR: 1,"ccinet0","5.168.120.13","255.255.255.0","",""
* +UIPADDR: 2,"ccinet1","","","2001::2:200:FF:FE00:0/64","FE80::200:FF:FE00:0/64"
* +UIPADDR: 3,"ccinet2","5.10.100.2","255.255.255.0","2001::1:200:FF:FE00:0/64","FE80::200:FF:FE00:0/64"
*
* We assume only ONE line is returned; because we request +UIPADDR with a specific N CID.
*/
r = g_regex_new ("\\+UIPADDR: (\\d+),([^,]*),([^,]*),([^,]*),([^,]*),([^,]*)(?:\\r\\n)?", 0, 0, NULL);
g_assert (r != NULL);
g_regex_match_full (r, response, strlen (response), 0, 0, &match_info, &inner_error);
if (inner_error)
goto out;
if (!g_match_info_matches (match_info)) {
inner_error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_INVALID_ARGS, "Couldn't match +UIPADDR response");
goto out;
}
if (out_cid && !mm_get_uint_from_match_info (match_info, 1, &cid)) {
inner_error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Error parsing cid");
goto out;
}
if (out_if_name && !(if_name = mm_get_string_unquoted_from_match_info (match_info, 2))) {
inner_error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_FAILED, "Error parsing interface name");
goto out;
}
/* Remaining strings are optional */
if (out_ipv4_address)
ipv4_address = mm_get_string_unquoted_from_match_info (match_info, 3);
if (out_ipv4_subnet)
ipv4_subnet = mm_get_string_unquoted_from_match_info (match_info, 4);
if (out_ipv6_global_address)
ipv6_global_address = mm_get_string_unquoted_from_match_info (match_info, 5);
if (out_ipv6_link_local_address)
ipv6_link_local_address = mm_get_string_unquoted_from_match_info (match_info, 6);
out:
if (match_info)
g_match_info_free (match_info);
g_regex_unref (r);
if (inner_error) {
g_free (if_name);
g_free (ipv4_address);
g_free (ipv4_subnet);
g_free (ipv6_global_address);
g_free (ipv6_link_local_address);
g_propagate_error (error, inner_error);
return FALSE;
}
if (out_cid)
*out_cid = cid;
if (out_if_name)
*out_if_name = if_name;
if (out_ipv4_address)
*out_ipv4_address = ipv4_address;
if (out_ipv4_subnet)
*out_ipv4_subnet = ipv4_subnet;
if (out_ipv6_global_address)
*out_ipv6_global_address = ipv6_global_address;
if (out_ipv6_link_local_address)
*out_ipv6_link_local_address = ipv6_link_local_address;
return TRUE;
}
|
