covoar: Merger the covoar source from rtems-testing.git.

Use waf to build covoar.

1 files changed, 108 insertions, 0 deletions

diff --git a/tester/covoar/CoverageReaderRTEMS.cc b/tester/covoar/CoverageReaderRTEMS.cc
new file mode 100644
index 0000000..8439c41
--- /dev/null
+++ b/tester/covoar/CoverageReaderRTEMS.cc
@@ -0,0 +1,108 @@
+/*! @file CoverageReaderRTEMS.cc
+ *  @brief CoverageReaderRTEMS Implementation
+ *
+ *  This file contains the implementation of the functions supporting
+ *  reading the RTEMS coverage data files.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/stat.h>
+
+#include "CoverageReaderRTEMS.h"
+#include "CoverageMap.h"
+#include "ExecutableInfo.h"
+#include "rtemscov_header.h"
+
+namespace Coverage {
+
+  CoverageReaderRTEMS::CoverageReaderRTEMS()
+  {
+  }
+
+  CoverageReaderRTEMS::~CoverageReaderRTEMS()
+  {
+  }
+
+  void CoverageReaderRTEMS::processFile(
+    const char* const     file,
+    ExecutableInfo* const executableInformation
+  )
+  {
+    CoverageMapBase*             aCoverageMap = NULL;
+    uintptr_t                    baseAddress;
+    uint8_t                      cover;
+    FILE*                        coverageFile;
+    rtems_coverage_map_header_t  header;
+    uintptr_t                    i;
+    uintptr_t                    length;
+    int                          status;
+
+    //
+    // Open the coverage file and read the header.
+    //
+    coverageFile = fopen( file, "r" );
+    if (!coverageFile) {
+      fprintf(
+        stderr,
+        "ERROR: CoverageReaderRTEMS::processFile - Unable to open %s\n",
+        file
+      );
+      exit( -1 );
+    }
+
+    status = fread( &header, sizeof(header), 1, coverageFile );
+    if (status != 1) {
+      fprintf(
+        stderr,
+        "ERROR: CoverageReaderRTEMS::processFile - "
+        "Unable to read header from %s\n",
+        file
+      );
+      exit( -1 );
+    }
+
+    baseAddress = header.start;
+    length      = header.end - header.start;
+    
+    #if 0
+    fprintf( 
+      stderr,
+      "%s: 0x%08x 0x%08x 0x%08lx/%ld\n", 
+      file,
+      header.start,
+      header.end,
+      (unsigned long) length,
+      (unsigned long) length
+    );
+    #endif
+
+    //
+    // Read and process each line of the coverage file.
+    //
+    for (i=0; i<length; i++) {
+      status = fread( &cover, sizeof(uint8_t), 1, coverageFile );
+      if (status != 1) {
+        fprintf(
+          stderr,
+          "CoverageReaderRTEMS::ProcessFile - breaking after 0x%08x in %s\n",
+          (unsigned int) i,
+          file
+        );
+        break;
+      }
+
+      //
+      // Obtain the coverage map containing the address and
+      // mark the address as executed.
+      //
+      if (cover) {
+        aCoverageMap = executableInformation->getCoverageMap( baseAddress + i );
+        if (aCoverageMap)
+          aCoverageMap->setWasExecuted( baseAddress + i );
+      }
+    }
+
+    fclose( coverageFile );
+  }
+}