include/ico_uws_private.h

   1 /*
   2  * Copyright (c) 2013, TOYOTA MOTOR CORPORATION.
   3  *
   4  * This program is licensed under the terms and conditions of the
   5  * Apache License, version 2.0.  The full text of the Apache License is at
   6  * http://www.apache.org/licenses/LICENSE-2.0
   7  *
   8  */
   9 /**
  10  * @brief   private header file of library for communicate
  11  *
  12  * @date    June-7-2013
  13  */
  14
  15 #ifndef __ICO_UWS_PRIVATE_H__
  16 #define __ICO_UWS_PRIVATE_H__
  17
  18 #ifdef __cplusplus
  19 extern "C" {
  20 #endif
  21
  22 /*===========================================================================*/
  23 /* variable & table                                                          */
  24 /*===========================================================================*/
  25 #define ICO_UWS_MAX_NUM     200     /**< max num of list's data         */
  26 #define ICO_UWS_MAX_FDS     4       /**< max num of file descriptors    */
  27
  28 /* libwebsockets's protocol number */
  29 enum ico_apf_protocols
  30 {
  31     PROTOCOL_HTTP = 0,  /* always first */
  32     PROTOCOL_ICO_UWS,   /* for ico_uws communication */
  33     PROTOCOL_END        /* final */
  34 };
  35
  36 /* structure for managing the ico_uws_context */
  37 struct ico_uws_mng_context {
  38     struct ico_uws_mng_context   *next;
  39     struct ico_uws_context       *context;
  40 };
  41
  42 /* structure for managing the ico_uws_context's list */
  43 struct ico_uws_mng_context_list {
  44     struct ico_uws_mng_context  *first;
  45     struct ico_uws_mng_context  *last;
  46     struct ico_uws_mng_context  *free;
  47 };
  48
  49 /* structure of connection info */
  50 struct ico_uws_connect {
  51     struct ico_uws_connect *next;
  52     struct libwebsocket *wsi;
  53 };
  54
  55 /* ico uws context */
  56 struct ico_uws_context {
  57     struct libwebsocket_context *ws_context;
  58
  59     /* connection information list */
  60     struct ico_uws_connect  *con_list_first;
  61     struct ico_uws_connect  *con_list_last;
  62     struct ico_uws_connect  *con_list_free;
  63
  64     char uri[128];
  65     int port;
  66     ico_uws_state_e state;
  67     struct  {
  68         int     fd;
  69         void    *wsi;
  70     }   callback_fd_list[ICO_UWS_MAX_FDS];
  71
  72     struct libwebsocket_protocols protocols[PROTOCOL_END + 1];
  73
  74     ico_uws_evt_cb callback;
  75     void *user_data;
  76 };
  77
  78 /*============================================================================*/
  79 /* global API                                                                 */
  80 /*============================================================================*/
  81 #if defined(__GNUC__) && __GNUC__ >= 4
  82 #define ICO_API __attribute__ ((visibility("default")))
  83 #else
  84 #define ICO_API
  85 #endif
  86
  87 /*============================================================================*/
  88 /* log macro                                                                  */
  89 /*============================================================================*/
  90 #ifndef  _NO_USE_DLOG
  91
  92 #ifdef LOG_TAG
  93 #undef LOG_TAG
  94 #endif
  95
  96 #define LOG_TAG "ICO_UWS"
  97 #include <dlog.h>
  98
  99 static int  _ico_uws_debug = 0;
 100
 101 #define _ERR(fmt, arg...)                                       \
 102     do {                                                        \
 103         fprintf(stderr, "ico_uws E: %s:%d [ "fmt" ]\n",         \
 104                 __FUNCTION__,                                   \
 105                 __LINE__,                                       \
 106                 ##arg);                                         \
 107         LOGE("%s:%d " fmt, __FUNCTION__, __LINE__, ##arg);      \
 108     } while (0)
 109
 110 #define _WARN(fmt, arg...)                                      \
 111     do {                                                        \
 112         LOGW("%s:%d " fmt, __FUNCTION__, __LINE__, ##arg);      \
 113     } while (0)
 114
 115 #define _INFO(fmt, arg...)                                      \
 116     do {                                                        \
 117         LOGI("%s:%d " fmt, __FUNCTION__, __LINE__, ##arg);      \
 118     } while (0)
 119
 120 #define _DBG(fmt, arg...)                                       \
 121     do {                                                        \
 122         if (_ico_uws_debug == 0)    {                           \
 123             if (getenv("ICO_UWS_DEBUG"))                        \
 124                 _ico_uws_debug = 1;                             \
 125             else                                                \
 126                 _ico_uws_debug = -1;                            \
 127         }                                                       \
 128         if (_ico_uws_debug > 0) {                               \
 129             LOGD("%s:%d " fmt, __FUNCTION__, __LINE__, ##arg);  \
 130         }                                                       \
 131     } while (0)
 132
 133 #else
 134
 135 #define _ERR(fmt, arg...)                                       \
 136     do {                                                        \
 137         fprintf(stderr,                                         \
 138                 "ico_uws E: %s:%d [ "fmt" ]\n",                 \
 139                 __FUNCTION__,                                   \
 140                 __LINE__,                                       \
 141                 ##arg);                                         \
 142     } while (0)
 143
 144 #define _WARN(fmt, arg...)                                      \
 145     do {                                                        \
 146         fprintf(stderr,                                         \
 147                 "ico_uws W: %s:%d [ "fmt" ]\n",                 \
 148                 __FUNCTION__,                                   \
 149                 __LINE__,                                       \
 150                 ##arg);                                         \
 151     } while (0)
 152
 153
 154 #define _INFO(fmt, arg...)                                      \
 155     do {                                                        \
 156         fprintf(stderr,                                         \
 157                 "ico_uws I: %s:%d [ "fmt" ]\n",                 \
 158                 __FUNCTION__,                                   \
 159                 __LINE__,                                       \
 160                 ##arg);                                         \
 161     } while (0)
 162
 163 #define _DBG(fmt, arg...)                                       \
 164     do {                                                        \
 165         if (getenv("ICO_UWS_DEBUG")) {                          \
 166             fprintf(stderr,                                     \
 167                     "ico_uws D: %s:%d [ "fmt" ]\n",             \
 168                     __FUNCTION__,                               \
 169                     __LINE__,                                   \
 170                     ##arg);                                     \
 171         }                                                       \
 172     } while (0)
 173
 174 #endif
 175
 176 #ifdef __cplusplus
 177 }
 178 #endif
 179
 180 #endif /* __ICO_UWS_PRIVATE_H__ */