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1 | /* | |
2 | * This file is part of the sigrok project. | |
3 | * | |
4 | * Copyright (C) 2010-2012 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 | #ifndef LIBSIGROK_SIGROK_INTERNAL_H | |
21 | #define LIBSIGROK_SIGROK_INTERNAL_H | |
22 | ||
23 | #include <stdarg.h> | |
24 | #include <glib.h> | |
25 | #include "config.h" /* Needed for HAVE_LIBUSB_1_0 and others. */ | |
26 | #ifdef HAVE_LIBUSB_1_0 | |
27 | #include <libusb.h> | |
28 | #endif | |
29 | ||
30 | /** | |
31 | * @file | |
32 | * | |
33 | * libsigrok private header file, only to be used internally. | |
34 | */ | |
35 | ||
36 | /*--- Macros ----------------------------------------------------------------*/ | |
37 | ||
38 | #ifndef ARRAY_SIZE | |
39 | #define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0])) | |
40 | #endif | |
41 | ||
42 | #ifndef ARRAY_AND_SIZE | |
43 | #define ARRAY_AND_SIZE(a) (a), ARRAY_SIZE(a) | |
44 | #endif | |
45 | ||
46 | /* Versions < 2.30.0 of glib don't have g_match_info_unref(). */ | |
47 | #if !GLIB_CHECK_VERSION(2,30,0) | |
48 | #define g_match_info_unref g_match_info_free | |
49 | #endif | |
50 | ||
51 | /* Size of a datastore chunk in units */ | |
52 | #define DATASTORE_CHUNKSIZE (512 * 1024) | |
53 | ||
54 | struct sr_context { | |
55 | #ifdef HAVE_LIBUSB_1_0 | |
56 | libusb_context *libusb_ctx; | |
57 | #endif | |
58 | }; | |
59 | ||
60 | #ifdef HAVE_LIBUSB_1_0 | |
61 | struct sr_usb_dev_inst { | |
62 | uint8_t bus; | |
63 | uint8_t address; | |
64 | struct libusb_device_handle *devhdl; | |
65 | }; | |
66 | #endif | |
67 | ||
68 | #define SERIAL_PARITY_NONE 0 | |
69 | #define SERIAL_PARITY_EVEN 1 | |
70 | #define SERIAL_PARITY_ODD 2 | |
71 | struct sr_serial_dev_inst { | |
72 | char *port; | |
73 | char *serialcomm; | |
74 | int fd; | |
75 | }; | |
76 | ||
77 | /* Private driver context. */ | |
78 | struct drv_context { | |
79 | GSList *instances; | |
80 | }; | |
81 | ||
82 | /*--- log.c -----------------------------------------------------------------*/ | |
83 | ||
84 | SR_PRIV int sr_log(int loglevel, const char *format, ...); | |
85 | SR_PRIV int sr_spew(const char *format, ...); | |
86 | SR_PRIV int sr_dbg(const char *format, ...); | |
87 | SR_PRIV int sr_info(const char *format, ...); | |
88 | SR_PRIV int sr_warn(const char *format, ...); | |
89 | SR_PRIV int sr_err(const char *format, ...); | |
90 | ||
91 | /*--- device.c --------------------------------------------------------------*/ | |
92 | ||
93 | SR_PRIV struct sr_probe *sr_probe_new(int index, int type, | |
94 | gboolean enabled, const char *name); | |
95 | ||
96 | /* Generic device instances */ | |
97 | SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int index, int status, | |
98 | const char *vendor, const char *model, const char *version); | |
99 | SR_PRIV void sr_dev_inst_free(struct sr_dev_inst *sdi); | |
100 | ||
101 | #ifdef HAVE_LIBUSB_1_0 | |
102 | /* USB-specific instances */ | |
103 | SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus, | |
104 | uint8_t address, struct libusb_device_handle *hdl); | |
105 | SR_PRIV void sr_usb_dev_inst_free(struct sr_usb_dev_inst *usb); | |
106 | #endif | |
107 | ||
108 | /* Serial-specific instances */ | |
109 | SR_PRIV struct sr_serial_dev_inst *sr_serial_dev_inst_new(const char *port, | |
110 | const char *serialcomm); | |
111 | SR_PRIV void sr_serial_dev_inst_free(struct sr_serial_dev_inst *serial); | |
112 | ||
113 | ||
114 | /*--- hwdriver.c ------------------------------------------------------------*/ | |
115 | ||
116 | SR_PRIV void sr_hw_cleanup_all(void); | |
117 | SR_PRIV int sr_source_remove(int fd); | |
118 | SR_PRIV int sr_source_add(int fd, int events, int timeout, | |
119 | sr_receive_data_callback_t cb, void *cb_data); | |
120 | ||
121 | /*--- session.c -------------------------------------------------------------*/ | |
122 | ||
123 | SR_PRIV int sr_session_send(const struct sr_dev_inst *sdi, | |
124 | struct sr_datafeed_packet *packet); | |
125 | ||
126 | /*--- hardware/common/serial.c ----------------------------------------------*/ | |
127 | ||
128 | enum { | |
129 | SERIAL_RDWR = 1, | |
130 | SERIAL_RDONLY = 2, | |
131 | SERIAL_NONBLOCK = 4, | |
132 | }; | |
133 | ||
134 | typedef gboolean (*packet_valid_t)(const uint8_t *buf); | |
135 | ||
136 | SR_PRIV int serial_open(struct sr_serial_dev_inst *serial, int flags); | |
137 | SR_PRIV int serial_close(struct sr_serial_dev_inst *serial); | |
138 | SR_PRIV int serial_flush(struct sr_serial_dev_inst *serial); | |
139 | SR_PRIV int serial_write(struct sr_serial_dev_inst *serial, | |
140 | const void *buf, size_t count); | |
141 | SR_PRIV int serial_read(struct sr_serial_dev_inst *serial, void *buf, | |
142 | size_t count); | |
143 | SR_PRIV int serial_set_params(struct sr_serial_dev_inst *serial, int baudrate, | |
144 | int bits, int parity, int stopbits, int flowcontrol, int rts, int dtr); | |
145 | SR_PRIV int serial_set_paramstr(struct sr_serial_dev_inst *serial, | |
146 | const char *paramstr); | |
147 | SR_PRIV int serial_readline(struct sr_serial_dev_inst *serial, char **buf, | |
148 | int *buflen, gint64 timeout_ms); | |
149 | SR_PRIV int serial_stream_detect(struct sr_serial_dev_inst *serial, | |
150 | uint8_t *buf, size_t *buflen, | |
151 | size_t packet_size, packet_valid_t is_valid, | |
152 | uint64_t timeout_ms, int baudrate); | |
153 | ||
154 | /*--- hardware/common/ezusb.c -----------------------------------------------*/ | |
155 | ||
156 | #ifdef HAVE_LIBUSB_1_0 | |
157 | SR_PRIV int ezusb_reset(struct libusb_device_handle *hdl, int set_clear); | |
158 | SR_PRIV int ezusb_install_firmware(libusb_device_handle *hdl, | |
159 | const char *filename); | |
160 | SR_PRIV int ezusb_upload_firmware(libusb_device *dev, int configuration, | |
161 | const char *filename); | |
162 | #endif | |
163 | ||
164 | /*--- hardware/common/usb.c -------------------------------------------------*/ | |
165 | ||
166 | #ifdef HAVE_LIBUSB_1_0 | |
167 | SR_PRIV GSList *sr_usb_connect(libusb_context *usb_ctx, const char *conn); | |
168 | SR_PRIV int sr_usb_open(libusb_context *usb_ctx, struct sr_usb_dev_inst *usb); | |
169 | #endif | |
170 | ||
171 | /*--- hardware/common/dmm/fs9922.c ------------------------------------------*/ | |
172 | ||
173 | SR_PRIV int sr_dmm_parse_fs9922(const uint8_t *buf, float *floatval, | |
174 | struct sr_datafeed_analog *analog); | |
175 | ||
176 | /*--- hardware/common/dmm/fs9721.c ------------------------------------------*/ | |
177 | ||
178 | #define FS9721_PACKET_SIZE 14 | |
179 | ||
180 | struct fs9721_info { | |
181 | gboolean is_ac, is_dc, is_auto, is_rs232, is_micro, is_nano, is_kilo; | |
182 | gboolean is_diode, is_milli, is_percent, is_mega, is_beep, is_farad; | |
183 | gboolean is_ohm, is_rel, is_hold, is_ampere, is_volt, is_hz, is_bat; | |
184 | gboolean is_c2c1_11, is_c2c1_10, is_c2c1_01, is_c2c1_00, is_sign; | |
185 | }; | |
186 | ||
187 | SR_PRIV gboolean sr_fs9721_is_packet_start(uint8_t b); | |
188 | SR_PRIV gboolean sr_fs9721_packet_valid(const uint8_t *buf); | |
189 | SR_PRIV int sr_fs9721_parse(const uint8_t *buf, float *floatval, | |
190 | struct sr_datafeed_analog *analog, | |
191 | struct fs9721_info *info); | |
192 | ||
193 | /*--- hardware/common/dmm/metex14.c -----------------------------------------*/ | |
194 | ||
195 | #define METEX14_PACKET_SIZE 14 | |
196 | ||
197 | struct metex14_info { | |
198 | gboolean is_ac, is_dc, is_resistance, is_capacity, is_temperature; | |
199 | gboolean is_diode, is_frequency, is_ampere, is_volt, is_farad; | |
200 | gboolean is_hertz, is_ohm, is_celsius, is_nano, is_micro, is_milli; | |
201 | gboolean is_kilo, is_mega; | |
202 | }; | |
203 | ||
204 | SR_PRIV gboolean sr_metex14_packet_valid(const uint8_t *buf); | |
205 | SR_PRIV int sr_metex14_parse(const uint8_t *buf, float *floatval, | |
206 | struct sr_datafeed_analog *analog, | |
207 | struct metex14_info *info); | |
208 | ||
209 | #endif |