aboutsummaryrefslogtreecommitdiffstats
path: root/src/convenience/convenience.h
blob: 1faa2aff89b48e674b2378b9c0c25339749b7071 (plain)
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
/*
 * Copyright (C) 2014 by Kyle Keen <keenerd@gmail.com>
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

/* a collection of user friendly tools */

/*!
 * Convert standard suffixes (k, M, G) to double
 *
 * \param s a string to be parsed
 * \return double
 */

double atofs(char *s);

/*!
 * Convert time suffixes (s, m, h) to double
 *
 * \param s a string to be parsed
 * \return seconds as double
 */

double atoft(char *s);

/*!
 * Convert percent suffixe (%) to double
 *
 * \param s a string to be parsed
 * \return double
 */

double atofp(char *s);

/*!
 * Find nearest supported gain
 *
 * \param dev the device handle given by rtlsdr_open()
 * \param target_gain in tenths of a dB
 * \return 0 on success
 */

int nearest_gain(rtlsdr_dev_t *dev, int target_gain);

/*!
 * Set device frequency and report status on stderr
 *
 * \param dev the device handle given by rtlsdr_open()
 * \param frequency in Hz
 * \return 0 on success
 */

int verbose_set_frequency(rtlsdr_dev_t *dev, uint32_t frequency);

/*!
 * Set device sample rate and report status on stderr
 *
 * \param dev the device handle given by rtlsdr_open()
 * \param samp_rate in samples/second
 * \return 0 on success
 */

int verbose_set_sample_rate(rtlsdr_dev_t *dev, uint32_t samp_rate);

/*!
 * Enable or disable the direct sampling mode and report status on stderr
 *
 * \param dev the device handle given by rtlsdr_open()
 * \param on 0 means disabled, 1 I-ADC input enabled, 2 Q-ADC input enabled
 * \return 0 on success
 */

int verbose_direct_sampling(rtlsdr_dev_t *dev, int on);

/*!
 * Enable offset tuning and report status on stderr
 *
 * \param dev the device handle given by rtlsdr_open()
 * \return 0 on success
 */

int verbose_offset_tuning(rtlsdr_dev_t *dev);

/*!
 * Enable auto gain and report status on stderr
 *
 * \param dev the device handle given by rtlsdr_open()
 * \return 0 on success
 */

int verbose_auto_gain(rtlsdr_dev_t *dev);

/*!
 * Set tuner gain and report status on stderr
 *
 * \param dev the device handle given by rtlsdr_open()
 * \param gain in tenths of a dB
 * \return 0 on success
 */

int verbose_gain_set(rtlsdr_dev_t *dev, int gain);

/*!
 * Set the frequency correction value for the device and report status on stderr.
 *
 * \param dev the device handle given by rtlsdr_open()
 * \param ppm_error correction value in parts per million (ppm)
 * \return 0 on success
 */

int verbose_ppm_set(rtlsdr_dev_t *dev, int ppm_error);

/*!
 * Reset buffer
 *
 * \param dev the device handle given by rtlsdr_open()
 * \return 0 on success
 */

int verbose_reset_buffer(rtlsdr_dev_t *dev);

/*!
 * Find the closest matching device.
 *
 * \param s a string to be parsed
 * \return dev_index int, -1 on error
 */

int verbose_device_search(char *s);