Update the dcc tools code

common/PatternCollector.h

@@ -1,5 +1,82 @@
 #ifndef PATTERNCOLLECTOR
 #define PATTERNCOLLECTOR
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <vector>
 
+#define	SYMLEN	16			/* Number of chars in the symbol name, incl null */
+#define PATLEN	23			/* Number of bytes in the pattern part */
+
+struct HASHENTRY
+{
+    char name[SYMLEN];		/* The symbol name */
+    uint8_t pat [PATLEN];		/* The pattern */
+    uint16_t offset;			/* Offset (needed temporarily) */
+};
+
+struct PatternCollector {
+    uint8_t buf[100], bufSave[7];	/* Temp buffer for reading the file */
+    uint16_t readShort(FILE *f)
+    {
+        uint8_t b1, b2;
+
+        if (fread(&b1, 1, 1, f) != 1)
+        {
+            printf("Could not read\n");
+            exit(11);
+        }
+        if (fread(&b2, 1, 1, f) != 1)
+        {
+            printf("Could not read\n");
+            exit(11);
+        }
+        return (b2 << 8) + b1;
+    }
+
+    void grab(FILE *f,int n)
+    {
+        if (fread(buf, 1, n, f) != (size_t)n)
+        {
+            printf("Could not read\n");
+            exit(11);
+        }
+    }
+
+    uint8_t readByte(FILE *f)
+    {
+        uint8_t b;
+
+        if (fread(&b, 1, 1, f) != 1)
+        {
+            printf("Could not read\n");
+            exit(11);
+        }
+        return b;
+    }
+
+    uint16_t readWord(FILE *fl)
+    {
+        uint8_t b1, b2;
+
+        b1 = readByte(fl);
+        b2 = readByte(fl);
+
+        return b1 + (b2 << 8);
+    }
+
+    /* Called by map(). Return the i+1th key in *pKeys */
+    uint8_t *getKey(int i)
+    {
+        return keys[i].pat;
+    }
+    /* Display key i */
+    void dispKey(int i)
+    {
+        printf("%s", keys[i].name);
+    }
+    std::vector<HASHENTRY> keys; /* array of keys */
+    virtual int readSyms(FILE *f)=0;
+};
 #endif // PATTERNCOLLECTOR