mbim-msg.h

   1 /*
   2  * umbim
   3  * Copyright (C) 2014 John Crispin <blogic@openwrt.org>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2
   7  * as published by the Free Software Foundation
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  */
  14
  15 #ifndef _MBIM_MSG_H__
  16 #define _MBIM_MSG_H__
  17
  18 #include <string.h>
  19
  20 struct mbim_message_header {
  21         uint32_t type;
  22         uint32_t length;
  23         uint32_t transaction_id;
  24 } __attribute__((packed));
  25
  26 struct mbim_open_message {
  27         struct mbim_message_header header;
  28         uint32_t max_control_transfer;
  29 } __attribute__((packed));
  30
  31 struct mbim_open_done_message {
  32         struct mbim_message_header header;
  33         uint32_t status_code;
  34 } __attribute__((packed));
  35
  36 struct mbim_close_done_message {
  37         uint32_t status_code;
  38 } __attribute__((packed));
  39
  40 struct mbim_error_message {
  41         uint32_t error_status_code;
  42 } __attribute__((packed));
  43
  44 struct mbim_fragment_header {
  45         uint32_t total;
  46         uint32_t current;
  47 } __attribute__((packed));
  48
  49 struct fragment_message {
  50         struct mbim_fragment_header fragment_header;
  51         uint8_t buffer[];
  52 } __attribute__((packed));
  53
  54 struct command_message {
  55         struct mbim_message_header header;
  56         struct mbim_fragment_header fragment_header;
  57         uint8_t service_id[16];
  58         uint32_t command_id;
  59         uint32_t command_type;
  60         uint32_t buffer_length;
  61         uint8_t buffer[];
  62 } __attribute__((packed));
  63
  64 struct command_done_message {
  65         struct mbim_fragment_header fragment_header;
  66         uint8_t service_id[16];
  67         uint32_t command_id;
  68         uint32_t status_code;
  69         uint32_t buffer_length;
  70         uint8_t buffer[];
  71 } __attribute__((packed));
  72
  73 struct indicate_status_message {
  74         struct mbim_fragment_header fragment_header;
  75         uint8_t service_id[16];
  76         uint32_t command_id;
  77         uint32_t buffer_length;
  78         uint8_t buffer[];
  79 } __attribute__((packed));
  80
  81 typedef int (*_mbim_cmd_request)(void);
  82 typedef int (*_mbim_cmd_response)(void *buffer, int len);
  83
  84 extern uint8_t basic_connect[16];
  85 extern int transaction_id;
  86
  87 const char* mbim_enum_string(struct mbim_enum *e, uint32_t key);
  88 char* mbim_get_string(struct mbim_string *str, char *in);
  89 void mbim_setup_header(struct mbim_message_header *hdr, MbimMessageType type, int length);
  90 uint8_t* mbim_setup_command_msg(uint8_t *uuid, uint32_t type, uint32_t command_id, int len);
  91 int mbim_send_open_msg(void);
  92 int mbim_send_close_msg(void);
  93 int mbim_send_command_msg(void);
  94 int mbim_add_payload(uint8_t len);
  95 int mbim_encode_string(struct mbim_string *str, char *in);
  96 void mbim_get_ipv4(void *buffer, char *out, uint32_t offset);
  97 void mbim_get_ipv6(void *buffer, char *out, uint32_t offset);
  98 uint32_t mbim_get_int(void *buffer, uint32_t offset);
  99
 100 #endif