gcc4mbed/samples/SDFileSystem/main.cpp

   1 /* Copyright 2011 Adam Green (http://mbed.org/users/AdamGreen/)
   2
   3    Licensed under the Apache License, Version 2.0 (the "License");
   4    you may not use this file except in compliance with the License.
   5    You may obtain a copy of the License at
   6
   7        http://www.apache.org/licenses/LICENSE-2.0
   8
   9    Unless required by applicable law or agreed to in writing, software
  10    distributed under the License is distributed on an "AS IS" BASIS,
  11    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12    See the License for the specific language governing permissions and
  13    limitations under the License.
  14 */
  15 /* LocalFileSystem test modified to use SD cards instead. */
  16 #include "mbed.h"
  17 #include "SDFileSystem/SDFileSystem.h"
  18 #include "../agutil/agutil.h"
  19
  20
  21 extern "C" void HardFault_Handler(void)
  22 {
  23     DebugDumpStack();
  24     error("\r\nHardFault\r\n");
  25 }
  26
  27 extern "C" void MemManage_Handler(void)
  28 {
  29     DebugDumpStack();
  30     error("\r\nMemManage\r\n");
  31 }
  32
  33 extern "C" void BusFault_Handler(void)
  34 {
  35     DebugDumpStack();
  36     error("\r\nBusFault\r\n");
  37 }
  38
  39 extern "C" void UsageFault_Handler(void)
  40 {
  41     DebugDumpStack();
  42     error("\r\nUsageFault\r\n");
  43 }
  44
  45 extern "C" void SVC_Handler(void)
  46 {
  47     DebugDumpStack();
  48     error("\r\nSVC Call\r\n");
  49 }
  50
  51 extern "C" void DebugMon_Handler(void)
  52 {
  53     DebugDumpStack();
  54     error("\r\nDebugMonitor\r\n");
  55 }
  56
  57 extern "C" void PendSV_Handler(void)
  58 {
  59     DebugDumpStack();
  60     error("\r\nPendSV\r\n");
  61 }
  62
  63 extern "C" void SysTick_Handler(void)
  64 {
  65     DebugDumpStack();
  66     error("\r\nSysTick");
  67 }
  68
  69
  70 void BreakHandler(void)
  71 {
  72     DebugDumpStack();
  73     error("\r\nManual Break\r\n");
  74 }
  75
  76
  77 SDFileSystem sd(p5, p6, p7, p8, "sd"); // the pinout on the mbed Cool Components workshop board
  78 InterruptIn BreakInterrupt(p9);
  79
  80
  81 int main()
  82 {
  83     // If you pull p9 low, then it should break into a running program and dump the stack.
  84     BreakInterrupt.mode(PullUp);
  85     BreakInterrupt.fall(BreakHandler);
  86
  87     int  Result = -1;
  88     char Buffer[32];
  89
  90     printf("\r\n\r\nGCC4MBED Test Suite\r\n");
  91     printf("sdFileSystem Unit Tests\r\n");
  92
  93     printf("Test 1: fopen() for write\r\n");
  94     FILE *fp = fopen("/sd/out.txt", "w");  // Open "out.txt" on the sd file system for writing
  95     if (NULL == fp)
  96     {
  97         error("%s(%d) fopen() failed\r\n", __FILE__, __LINE__);
  98     }
  99
 100     printf("Test 2: fprintf()\r\n");
 101     Result = fprintf(fp, "Hello World!");
 102     if (Result < 0)
 103     {
 104         error("%s(%d) fprintf() failed\r\n", __FILE__, __LINE__);
 105     }
 106
 107     printf("Test 3: fclose() on written file\r\n");
 108     Result = fclose(fp);
 109     if (0 != Result)
 110     {
 111         error("%s(%d) fclose() failed\r\n", __FILE__, __LINE__);
 112     }
 113
 114
 115
 116     printf("Test 4: fopen() for read\r\n");
 117     fp = fopen("/sd/out.txt", "r");
 118     if (NULL == fp)
 119     {
 120         error("%s(%d) fopen() failed\r\n", __FILE__, __LINE__);
 121     }
 122
 123     printf("Test 5: fscanf()\r\n");
 124     Result = fscanf(fp, "%31s", Buffer);
 125     if (EOF == Result)
 126     {
 127         error("%s(%d) fscanf() failed\r\n", __FILE__, __LINE__);
 128     }
 129     printf("Contents of /sd/out.txt: %s\r\n", Buffer);
 130
 131     printf("Test 6: fclose() on read file\r\n");
 132     Result = fclose(fp);
 133     if (0 != Result)
 134     {
 135         error("%s(%d) fclose() failed\r\n", __FILE__, __LINE__);
 136     }
 137
 138
 139
 140     printf("Test 7: remove()\r\n");
 141     Result = remove("/sd/out.txt");                 // Removes the file "out.txt" from the sd file system
 142     if (0 != Result)
 143     {
 144         error("%s(%d) remove() failed\r\n", __FILE__, __LINE__);
 145     }
 146
 147
 148     printf("Test 8: opendir()\r\n");
 149     DIR *d = opendir("/sd");               // Opens the root directory of the sd file system
 150     printf("test\r\n");
 151     if (NULL == d)
 152     {
 153         error("%s(%d) opendir() failed\r\n", __FILE__, __LINE__);
 154     }
 155     struct dirent *p;
 156
 157     printf("Test 9: readir() for all entries\r\n");
 158     while((p = readdir(d)) != NULL)
 159     {                                         // Print the names of the files in the sd file system
 160       printf("%s\r\n", p->d_name);              // to stdout.
 161     }
 162
 163     printf("Test 10: closedir\r\n");
 164     closedir(d);
 165
 166
 167
 168     printf("\r\nTest completed\r\n");
 169 }