2 * uqmi -- tiny QMI support implementation
4 * Copyright (C) 2014-2015 Felix Fietkau <nbd@openwrt.org>
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
11 * This library 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 GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the
18 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301 USA.
22 #include "qmi-message.h"
24 #define MIN(a,b) (((a)<(b))?(a):(b))
25 #define CEILDIV(x,y) (((x) + (y) - 1) / (y))
27 static void cmd_wms_list_messages_cb(struct qmi_dev
*qmi
, struct qmi_request
*req
, struct qmi_msg
*msg
)
29 struct qmi_wms_list_messages_response res
;
33 qmi_parse_wms_list_messages_response(msg
, &res
);
34 c
= blobmsg_open_array(&status
, NULL
);
35 for (i
= 0; i
< res
.data
.message_list_n
; i
++)
36 blobmsg_add_u32(&status
, NULL
, res
.data
.message_list
[i
].memory_index
);
38 blobmsg_close_array(&status
, c
);
41 static enum qmi_cmd_result
42 cmd_wms_list_messages_prepare(struct qmi_dev
*qmi
, struct qmi_request
*req
, struct qmi_msg
*msg
, char *arg
)
44 static struct qmi_wms_list_messages_request mreq
= {
45 QMI_INIT(storage_type
, QMI_WMS_STORAGE_TYPE_UIM
),
46 QMI_INIT(message_tag
, QMI_WMS_MESSAGE_TAG_TYPE_MT_NOT_READ
),
49 qmi_set_wms_list_messages_request(msg
, &mreq
);
51 return QMI_CMD_REQUEST
;
55 put_unicode_char(char *dest
, uint16_t c
)
60 } else if (c
< 0x800) {
61 *(dest
++) = 0xc0 | ((c
>> 6) & 0x1f);
62 *dest
= 0x80 | (c
& 0x3f);
65 *(dest
++) = 0xe0 | ((c
>> 12) & 0xf);
66 *(dest
++) = 0x80 | ((c
>> 6) & 0x3f);
67 *dest
= 0x80 | (c
& 0x3f);
74 pdu_decode_7bit_char(char *dest
, int len
, unsigned char c
, bool *escape
)
76 uint16_t conv_0x20
[] = {
77 0x0040, 0x00A3, 0x0024, 0x00A5, 0x00E8, 0x00E9, 0x00F9, 0x00EC,
78 0x00F2, 0x00E7, 0x000A, 0x00D8, 0x00F8, 0x000D, 0x00C5, 0x00E5,
79 0x0394, 0x005F, 0x03A6, 0x0393, 0x039B, 0x03A9, 0x03A0, 0x03A8,
80 0x03A3, 0x0398, 0x039E, 0x00A0, 0x00C6, 0x00E6, 0x00DF, 0x00C9,
82 uint16_t conv_0x5b
[] = {
83 0x00C4, 0x00D6, 0x00D1, 0x00DC, 0x00A7, 0x00BF,
85 uint16_t conv_0x7b
[] = {
86 0x00E4, 0x00F6, 0x00F1, 0x00FC, 0x00E0
91 fprintf(stderr
, " %02x", c
);
130 *(dest
++) = conv_0x20
[0x1B];
143 outc
= conv_0x20
[(int) c
];
146 else if (c
>= 0x5b && c
<= 0x60)
147 outc
= conv_0x5b
[c
- 0x5b];
148 else if (c
>= 0x7b && c
<= 0x7f)
149 outc
= conv_0x7b
[c
- 0x7b];
154 return cur_len
+ put_unicode_char(dest
, outc
);
158 pdu_decode_7bit_str(char *dest
, const unsigned char *data
, int data_len
, int bit_offset
)
164 fprintf(stderr
, "Raw text:");
165 for (i
= 0; i
< data_len
; i
++) {
166 int pos
= (i
+ bit_offset
) % 7;
169 len
+= pdu_decode_7bit_char(dest
, len
, data
[i
] & 0x7f, &escape
);
172 len
+= pdu_decode_7bit_char(dest
, len
,
173 (data
[i
- 1] >> (7 + 1 - pos
)) |
174 ((data
[i
] << pos
) & 0x7f), &escape
);
177 len
+= pdu_decode_7bit_char(dest
, len
, (data
[i
] >> 1) & 0x7f,
182 fprintf(stderr
, "\n");
186 static int decode_udh(const unsigned char *data
)
188 const unsigned char *end
;
189 unsigned int type
, len
, udh_len
;
192 end
= data
+ udh_len
;
194 const unsigned char *val
;
205 blobmsg_add_u32(&status
, "concat_ref", (uint32_t) val
[0]);
206 blobmsg_add_u32(&status
, "concat_part", (uint32_t) val
[2]);
207 blobmsg_add_u32(&status
, "concat_parts", (uint32_t) val
[1]);
210 blobmsg_add_u32(&status
, "concat_ref", (uint32_t) (val
[0] << 8 | val
[1]));
211 blobmsg_add_u32(&status
, "concat_part", (uint32_t) val
[3]);
212 blobmsg_add_u32(&status
, "concat_parts", (uint32_t) val
[2]);
222 static void decode_7bit_field(char *name
, const unsigned char *data
, int data_len
, int bit_offset
)
224 char *dest
= blobmsg_alloc_string_buffer(&status
, name
, 3 * data_len
+ 2);
225 pdu_decode_7bit_str(dest
, data
, CEILDIV(data_len
* 7, 8), bit_offset
);
227 blobmsg_add_string_buffer(&status
);
230 static char *pdu_add_semioctet(char *str
, char val
)
232 *str
= '0' + (val
& 0xf);
236 *str
= '0' + ((val
>> 4) & 0xf);
244 pdu_decode_address(char *str
, unsigned char *data
, int len
)
249 switch (toa
& 0x70) {
251 pdu_decode_7bit_str(str
, data
, len
, 0);
258 str
= pdu_add_semioctet(str
, *data
);
266 static void wms_decode_address(char *name
, unsigned char *data
, int len
)
268 char *str
= blobmsg_alloc_string_buffer(&status
, name
, len
* 2 + 2);
269 pdu_decode_address(str
, data
, len
);
270 blobmsg_add_string_buffer(&status
);
273 static void blobmsg_add_hex(struct blob_buf
*buf
, const char *name
, unsigned const char *data
, int len
)
275 char* str
= blobmsg_alloc_string_buffer(buf
, name
, len
* 2 + 1);
276 for (int i
= 0; i
< len
; i
++) {
277 str
+= sprintf(str
, "%02x", data
[i
]);
279 blobmsg_add_string_buffer(buf
);
282 #define cmd_wms_delete_message_cb no_cb
283 static enum qmi_cmd_result
284 cmd_wms_delete_message_prepare(struct qmi_dev
*qmi
, struct qmi_request
*req
, struct qmi_msg
*msg
, char *arg
)
289 id
= strtoul(arg
, &err
, 10);
291 uqmi_add_error("Invalid message ID");
295 static struct qmi_wms_delete_request mreq
= {
296 QMI_INIT(memory_storage
, QMI_WMS_STORAGE_TYPE_UIM
),
297 QMI_INIT(message_mode
, QMI_WMS_MESSAGE_MODE_GSM_WCDMA
),
300 mreq
.set
.memory_index
= 1;
301 mreq
.data
.memory_index
= id
;
303 qmi_set_wms_delete_request(msg
, &mreq
);
305 return QMI_CMD_REQUEST
;
309 static void cmd_wms_get_message_cb(struct qmi_dev
*qmi
, struct qmi_request
*req
, struct qmi_msg
*msg
)
311 struct qmi_wms_raw_read_response res
;
312 unsigned char *data
, *end
;
316 unsigned char first
, dcs
;
319 qmi_parse_wms_raw_read_response(msg
, &res
);
320 c
= blobmsg_open_table(&status
, NULL
);
321 data
= (unsigned char *) res
.data
.raw_message_data
.raw_data
;
322 end
= data
+ res
.data
.raw_message_data
.raw_data_n
;
325 if (data
+ cur_len
>= end
)
329 wms_decode_address("smsc", data
, cur_len
- 1);
337 sent
= (first
& 0x3) == 1;
342 if (data
+ cur_len
>= end
)
346 cur_len
= (cur_len
+ 1) / 2;
347 wms_decode_address(sent
? "receiver" : "sender", data
, cur_len
);
362 blobmsg_add_u32(&status
, "class", (dcs
& 3));
365 /* Message validity */
371 str
= blobmsg_alloc_string_buffer(&status
, "timestamp", 32);
376 str
= pdu_add_semioctet(str
, data
[0]);
379 str
= pdu_add_semioctet(str
, data
[1]);
382 str
= pdu_add_semioctet(str
, data
[2]);
386 str
= pdu_add_semioctet(str
, data
[3]);
389 str
= pdu_add_semioctet(str
, data
[4]);
392 str
= pdu_add_semioctet(str
, data
[5]);
395 blobmsg_add_string_buffer(&status
);
400 int message_len
= *(data
++);
404 /* User Data Header */
406 udh_len
= decode_udh(data
);
408 bit_offset
= udh_len
% 7;
416 /* 7 bit GSM alphabet */
417 message_len
= message_len
- CEILDIV(udh_len
* 8, 7);
418 message_len
= MIN(message_len
, CEILDIV((end
- data
) * 8, 7));
419 decode_7bit_field("text", data
, message_len
, bit_offset
);
423 message_len
= MIN(message_len
- udh_len
, end
- data
);
424 blobmsg_add_hex(&status
, "data", data
, message_len
);
427 /* 16 bit UCS-2 string */
428 message_len
= MIN(message_len
- udh_len
, end
- data
);
429 blobmsg_add_hex(&status
, "ucs-2", data
, message_len
);
435 blobmsg_close_table(&status
, c
);
439 blobmsg_close_table(&status
, c
);
440 fprintf(stderr
, "There was an error reading message.\n");
443 static enum qmi_cmd_result
444 cmd_wms_get_message_prepare(struct qmi_dev
*qmi
, struct qmi_request
*req
, struct qmi_msg
*msg
, char *arg
)
446 static struct qmi_wms_raw_read_request mreq
= {
447 QMI_INIT_SEQUENCE(message_memory_storage_id
,
448 .storage_type
= QMI_WMS_STORAGE_TYPE_UIM
,
450 QMI_INIT(message_mode
, QMI_WMS_MESSAGE_MODE_GSM_WCDMA
),
455 id
= strtoul(arg
, &err
, 10);
457 uqmi_add_error("Invalid message ID");
461 mreq
.data
.message_memory_storage_id
.memory_index
= id
;
462 qmi_set_wms_raw_read_request(msg
, &mreq
);
464 return QMI_CMD_REQUEST
;
468 static void cmd_wms_get_raw_message_cb(struct qmi_dev
*qmi
, struct qmi_request
*req
, struct qmi_msg
*msg
)
470 struct qmi_wms_raw_read_response res
;
475 qmi_parse_wms_raw_read_response(msg
, &res
);
476 data
= (unsigned char *) res
.data
.raw_message_data
.raw_data
;
477 str
= blobmsg_alloc_string_buffer(&status
, NULL
, res
.data
.raw_message_data
.raw_data_n
* 3);
478 for (i
= 0; i
< res
.data
.raw_message_data
.raw_data_n
; i
++) {
479 str
+= sprintf(str
, &" %02x"[i
? 0 : 1], data
[i
]);
481 blobmsg_add_string_buffer(&status
);
484 #define cmd_wms_get_raw_message_prepare cmd_wms_get_message_prepare
494 #define cmd_wms_send_message_smsc_cb no_cb
495 static enum qmi_cmd_result
496 cmd_wms_send_message_smsc_prepare(struct qmi_dev
*qmi
, struct qmi_request
*req
, struct qmi_msg
*msg
, char *arg
)
502 #define cmd_wms_send_message_target_cb no_cb
503 static enum qmi_cmd_result
504 cmd_wms_send_message_target_prepare(struct qmi_dev
*qmi
, struct qmi_request
*req
, struct qmi_msg
*msg
, char *arg
)
510 #define cmd_wms_send_message_flash_cb no_cb
511 static enum qmi_cmd_result
512 cmd_wms_send_message_flash_prepare(struct qmi_dev
*qmi
, struct qmi_request
*req
, struct qmi_msg
*msg
, char *arg
)
519 pdu_encode_semioctet(unsigned char *dest
, const char *str
)
525 char digit
= *str
- '0';
528 dest
[len
] = 0xf0 | digit
;
530 dest
[len
++] &= (digit
<< 4) | 0xf;
536 return lower
? len
: (len
+ 1);
540 pdu_encode_7bit_str(unsigned char *data
, const char *str
)
556 data
[len
++] |= c
<< (8 - ofs
);
557 data
[len
] = c
>> ofs
;
568 pdu_encode_number(unsigned char *dest
, const char *str
, bool smsc
)
570 unsigned char format
;
583 for (i
= 0; str
[i
]; i
++) {
584 if (str
[i
] >= '0' && str
[i
] <= '9')
594 dest
[len
++] = format
;
596 len
+= pdu_encode_semioctet(&dest
[len
], str
);
598 len
+= pdu_encode_7bit_str(&dest
[len
], str
);
603 dest
[0] = strlen(str
);
609 pdu_encode_data(unsigned char *dest
, const char *str
)
614 len
+= pdu_encode_7bit_str(&dest
[len
], str
);
615 dest
[0] = strlen(str
);
620 #define cmd_wms_send_message_cb no_cb
621 static enum qmi_cmd_result
622 cmd_wms_send_message_prepare(struct qmi_dev
*qmi
, struct qmi_request
*req
, struct qmi_msg
*msg
, char *arg
)
624 static unsigned char buf
[512];
625 static struct qmi_wms_raw_send_request mreq
= {
626 QMI_INIT_SEQUENCE(raw_message_data
,
627 .format
= QMI_WMS_MESSAGE_FORMAT_GSM_WCDMA_POINT_TO_POINT
,
631 unsigned char *cur
= buf
;
632 unsigned char first_octet
= 0x11;
633 unsigned char protocol_id
= 0x00;
634 unsigned char dcs
= 0x00;
636 if (!_send
.target
|| !*_send
.target
) {
637 uqmi_add_error("Missing argument");
641 if ((_send
.smsc
&& strlen(_send
.smsc
) > 16) || strlen(_send
.target
) > 16 || strlen(arg
) > 160) {
642 uqmi_add_error("Argument too long");
649 if (!_send
.smsc
|| !*_send
.smsc
)
652 cur
+= pdu_encode_number(cur
, _send
.smsc
, true);
654 *(cur
++) = first_octet
;
655 *(cur
++) = 0; /* reference */
657 cur
+= pdu_encode_number(cur
, _send
.target
, false);
658 *(cur
++) = protocol_id
;
661 *(cur
++) = 0xff; /* validity */
662 cur
+= pdu_encode_data(cur
, arg
);
664 mreq
.data
.raw_message_data
.raw_data_n
= cur
- buf
;
665 qmi_set_wms_raw_send_request(msg
, &mreq
);
667 return QMI_CMD_REQUEST
;