1 /* main.c
2  *
3  * Copyright (C) 2006-2021 wolfSSL Inc.
4  *
5  * This file is part of wolfSSL.
6  *
7  * wolfSSL is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  *
12  * wolfSSL is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
20  */
21 
22 #ifdef HAVE_CONFIG_H
23     #include <config.h>
24 #endif
25 
26 #include "wolfssl/wolfcrypt/settings.h"
27 
28 #include "cmsis_os.h"                 /* CMSIS RTOS definitions             */
29 #include "rl_net.h"                      /* Network definitions                */
30 #include <time.h>
31 
32 #if defined(STM32F7xx)
33 #include "stm32f7xx_hal.h"
34 #elif defined(STM32F4xx)
35 #include "stm32f4xx_hal.h"
36 #elif defined(STM32F2xx)
37 #include "stm32f2xx_hal.h"
38 #endif
39 
40 //-------- <<< Use Configuration Wizard in Context Menu >>> -----------------
41 
42 //   <h>Server parameter
43 //   ====================
44 
45 //   <s.6>Port
46 //   <i> Default: "11111"
47 #define SERVER_PORT "11111"
48 //   </h>
49 
50 //   <h>Protocol
51 //   ====================
52 
53 //   <o>SSL/TLS Version<0=> SSL3 <1=> TLS1.0 <2=> TLS1.1 <3=> TLS1.2 <4=> TLS1.3
54 #define TLS_VER 3
55 
56 //   <s.2>Other option
57 #define OTHER_OPTIONS ""
58 //   </h>
59 
60 //   <h>RTC: for validate certificate date
61 //    <o>Year <1970-2099>
62 #define RTC_YEAR 2018
63 //    <o>Month <1=>Jan<2=>Feb<3=>Mar<4=>Apr<5=>May<6=>Jun<7=>Jul<8=>Aut<9=>Sep<10=>Oct<11=>Nov<12=>Dec
64 #define RTC_MONTH 1
65 //    <o>Day <1-31>
66 #define RTC_DAY 1
67 //    </h>
68 
69 //------------- <<< end of configuration section >>> -----------------------
70 
71 #warning "write MPU specific Set ups\n"
SystemClock_Config(void)72 static void SystemClock_Config (void) {
73 
74 }
75 
MPU_Config(void)76 static void MPU_Config (void) {
77 
78 }
79 
CPU_CACHE_Enable(void)80 static void CPU_CACHE_Enable (void) {
81 
82 }
83 
84 
85 /*-----------------------------------------------------------------------------
86  *        Initialize a Flash Memory Card
87  *----------------------------------------------------------------------------*/
88 #if !defined(NO_FILESYSTEM)
89 #include "rl_fs.h"                      /* FileSystem definitions             */
90 
init_filesystem(void)91 static void init_filesystem (void) {
92   int32_t retv;
93 
94   retv = finit ("M0:");
95   if (retv == fsOK) {
96     retv = fmount ("M0:");
97     if (retv == fsOK) {
98       printf ("Drive M0 ready!\n");
99     }
100     else {
101       printf ("Drive M0 mount failed(%d)!\n", retv);
102     }
103   }
104   else {
105     printf ("Drive M0 initialization failed!\n");
106   }
107 }
108 #endif
109 
110 
net_loop(void const * arg)111 void net_loop(void const *arg)
112 {
113     while(1) {
114         net_main ();
115         osThreadYield ();
116     }
117 }
118 
119 osThreadDef(net_loop, osPriorityLow, 2, 0);
120 
121 #ifdef RTE_CMSIS_RTOS_RTX
122 extern uint32_t os_time;
123 static  time_t epochTime;
124 
HAL_GetTick(void)125 uint32_t HAL_GetTick(void) {
126     return os_time;
127 }
128 
time(time_t * t)129 time_t time(time_t *t){
130      return epochTime ;
131 }
132 
setTime(time_t t)133 void setTime(time_t t){
134     epochTime = t;
135 }
136 #endif
137 
138 
139 #ifdef WOLFSSL_CURRTIME_OSTICK
140 
141 #include <stdint.h>
142 extern uint32_t os_time;
143 
current_time(int reset)144 double current_time(int reset)
145 {
146       if(reset) os_time = 0 ;
147       return (double)os_time /1000.0;
148 }
149 
150 #else
151 
152 #include <stdint.h>
153 #define DWT                 ((DWT_Type       *)     (0xE0001000UL)     )
154 typedef struct
155 {
156   uint32_t CTRL;                    /*!< Offset: 0x000 (R/W)  Control Register                          */
157   uint32_t CYCCNT;                  /*!< Offset: 0x004 (R/W)  Cycle Count Register                      */
158 } DWT_Type;
159 
160 extern uint32_t SystemCoreClock ;
161 
current_time(int reset)162 double current_time(int reset)
163 {
164       if(reset) DWT->CYCCNT = 0 ;
165       return ((double)DWT->CYCCNT/SystemCoreClock) ;
166 }
167 #endif
168 
169 /*----------------------------------------------------------------------------
170   Main Thread 'main': Run Network
171  *---------------------------------------------------------------------------*/
172 #include <stdio.h>
173 typedef struct func_args {
174     int    argc;
175     char** argv;
176 } func_args;
177 
178 extern void echoserver_test(func_args * args) ;
179 
180 int myoptind = 0;
181 char* myoptarg = NULL;
182 
main(void)183 int main (void) {
184      static char *argv[] =
185           {   "server" } ;
186      static   func_args args  = { 1, argv } ;
187 
188     MPU_Config();                             /* Configure the MPU              */
189     CPU_CACHE_Enable();                       /* Enable the CPU Cache           */
190     HAL_Init();                               /* Initialize the HAL Library     */
191     SystemClock_Config();                     /* Configure the System Clock     */
192 
193     #if !defined(NO_FILESYSTEM)
194     init_filesystem ();
195     #endif
196     net_initialize ();
197 
198     #if defined(DEBUG_WOLFSSL)
199          printf("Turning ON Debug message\n") ;
200          wolfSSL_Debugging_ON() ;
201     #endif
202 
203     setTime((RTC_YEAR-1970)*365*24*60*60 + RTC_MONTH*30*24*60*60 + RTC_DAY*24*60*60);
204 
205     osThreadCreate (osThread(net_loop), NULL);
206 
207     echoserver_test(&args) ;
208     printf("echoserver: Terminated\n") ;
209     while(1)
210         osDelay(1000);
211 
212 }
213 
214