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
|
/*
*
* AT chat library with GLib integration
*
* Copyright (C) 2008-2010 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <ctype.h>
#include <glib.h>
#include "gatutil.h"
void g_at_util_debug_chat(gboolean in, const char *str, gsize len,
GAtDebugFunc debugf, gpointer user_data)
{
char type = in ? '<' : '>';
gsize escaped = 2; /* Enough for '<', ' ' */
char *escaped_str;
const char *esc = "<ESC>";
gsize esc_size = strlen(esc);
const char *ctrlz = "<CtrlZ>";
gsize ctrlz_size = strlen(ctrlz);
gsize i;
if (!debugf || !len)
return;
for (i = 0; i < len; i++) {
char c = str[i];
if (isprint(c))
escaped += 1;
else if (c == '\r' || c == '\t' || c == '\n')
escaped += 2;
else if (c == 26)
escaped += ctrlz_size;
else if (c == 25)
escaped += esc_size;
else
escaped += 4;
}
escaped_str = g_try_malloc(escaped + 1);
if (escaped_str == NULL)
return;
escaped_str[0] = type;
escaped_str[1] = ' ';
escaped_str[2] = '\0';
escaped_str[escaped] = '\0';
for (escaped = 2, i = 0; i < len; i++) {
char c = str[i];
switch (c) {
case '\r':
escaped_str[escaped++] = '\\';
escaped_str[escaped++] = 'r';
break;
case '\t':
escaped_str[escaped++] = '\\';
escaped_str[escaped++] = 't';
break;
case '\n':
escaped_str[escaped++] = '\\';
escaped_str[escaped++] = 'n';
break;
case 26:
strncpy(&escaped_str[escaped], ctrlz, ctrlz_size);
escaped += ctrlz_size;
break;
case 25:
strncpy(&escaped_str[escaped], esc, esc_size);
escaped += esc_size;
break;
default:
if (isprint(c))
escaped_str[escaped++] = c;
else {
escaped_str[escaped++] = '\\';
escaped_str[escaped++] = '0' + ((c >> 6) & 07);
escaped_str[escaped++] = '0' + ((c >> 3) & 07);
escaped_str[escaped++] = '0' + (c & 07);
}
}
}
debugf(escaped_str, user_data);
g_free(escaped_str);
}
void g_at_util_debug_dump(gboolean in, const unsigned char *buf, gsize len,
GAtDebugFunc debugf, gpointer user_data)
{
char type = in ? '<' : '>';
GString *str;
gsize i;
if (!debugf || !len)
return;
str = g_string_sized_new(1 + (len * 2));
if (!str)
return;
g_string_append_c(str, type);
for (i = 0; i < len; i++)
g_string_append_printf(str, " %02x", buf[i]);
debugf(str->str, user_data);
g_string_free(str, TRUE);
}
gboolean g_at_util_setup_io(GIOChannel *io, GIOFlags flags)
{
GIOFlags io_flags;
if (g_io_channel_set_encoding(io, NULL, NULL) !=
G_IO_STATUS_NORMAL)
return FALSE;
if (flags & G_IO_FLAG_SET_MASK) {
io_flags = g_io_channel_get_flags(io);
io_flags |= (flags & G_IO_FLAG_SET_MASK);
if (g_io_channel_set_flags(io, io_flags, NULL) !=
G_IO_STATUS_NORMAL)
return FALSE;
}
g_io_channel_set_close_on_unref(io, TRUE);
return TRUE;
}
|
