qmi-message.h

   1 /*
   2  * uqmi -- tiny QMI support implementation
   3  *
   4  * Copyright (C) 2014-2015 Felix Fietkau <nbd@openwrt.org>
   5  *
   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.
  10  *
  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.
  15  *
  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.
  20  */
  21
  22 #ifndef __UQMI_MESSAGE_H
  23 #define __UQMI_MESSAGE_H
  24
  25 #include <libubox/utils.h>
  26 #include <stdbool.h>
  27
  28 #include "qmi-struct.h"
  29 #include "qmi-enums.h"
  30
  31 #include "qmi-enums-private.h"
  32 #include "qmi-message-ctl.h"
  33
  34 #include "qmi-enums-dms.h"
  35 #include "qmi-flags64-dms.h"
  36 #include "qmi-message-dms.h"
  37
  38 #include "qmi-enums-nas.h"
  39 #include "qmi-flags64-nas.h"
  40 #include "qmi-message-nas.h"
  41
  42 #include "qmi-enums-pds.h"
  43 #include "qmi-message-pds.h"
  44
  45 #include "qmi-enums-wds.h"
  46 #include "qmi-message-wds.h"
  47
  48 #include "qmi-enums-wms.h"
  49 #include "qmi-message-wms.h"
  50
  51 #include "qmi-enums-wda.h"
  52 #include "qmi-message-wda.h"
  53
  54 #define qmi_set(_data, _field, _val) \
  55         do { \
  56                 (_data)->set._field = 1; \
  57                 (_data)->data._field = _val; \
  58         } while (0)
  59
  60 #define qmi_set_ptr(_data, _field, _val) \
  61         do { \
  62                 (_data)->data._field = _val; \
  63         } while (0)
  64
  65 #define qmi_set_static_array(_data, _field, _val) \
  66         do { \
  67                 (_data)->data._field##_n = ARRAY_SIZE(_val); \
  68                 (_data)->data._field = _val; \
  69         } while (0);
  70
  71 #define qmi_set_array(_data, _field, _val, _n) \
  72         do { \
  73                 (_data)->data.n_##_field = _n; \
  74                 (_data)->data._field = _val; \
  75         } while (0);
  76
  77 #define QMI_INIT(_field, _val) \
  78         .set._field = 1, \
  79         .data._field = (_val)
  80
  81 #define QMI_INIT_SEQUENCE(_field, ...) \
  82         .set._field = 1, \
  83         .data._field = { __VA_ARGS__ }
  84
  85 #define QMI_INIT_PTR(_field, _val) \
  86         .data._field = (_val)
  87
  88 #define QMI_INIT_STATIC_ARRAY(_field, _val) \
  89         .data._field##_n = ARRAY_SIZE(_val), \
  90         .data._field = (_val)
  91
  92 #define QMI_INIT_ARRAY(_field, _val, _n) \
  93         .data._field##_n = (_n), \
  94         .data._field = (_val)
  95
  96
  97 enum {
  98         QMI_ERROR_NO_DATA = -1,
  99         QMI_ERROR_INVALID_DATA = -2,
 100         QMI_ERROR_CANCELLED = -3,
 101 };
 102
 103 #define QMI_BUFFER_LEN 2048
 104
 105 void __qmi_alloc_reset(void);
 106 void *__qmi_alloc_static(unsigned int len);
 107 char *__qmi_copy_string(void *data, unsigned int len);
 108 uint8_t *__qmi_get_buf(unsigned int *ofs);
 109
 110 static inline int tlv_data_len(struct tlv *tlv)
 111 {
 112         return le16_to_cpu(tlv->len);
 113 }
 114
 115 struct tlv *tlv_get_next(void **buf, unsigned int *buflen);
 116 void tlv_new(struct qmi_msg *qm, uint8_t type, uint16_t len, void *data);
 117
 118 void qmi_init_request_message(struct qmi_msg *qm, QmiService service);
 119 int qmi_complete_request_message(struct qmi_msg *qm);
 120 int qmi_check_message_status(void *buf, unsigned int len);
 121 void *qmi_msg_get_tlv_buf(struct qmi_msg *qm, int *len);
 122
 123 #endif