Fix most gzip things *EXCEPT THE ACTUAL DECOMPRESSION*

AYY LMAO

tools/filesizer.c

@@ -0,0 +1,62 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+FILE *fptr;
+FILE *fptr2;
+int insize;
+int cmpsize;
+unsigned char *bz;
+
+void writeint4(int val)
+{
+	fputc((val & 0x00ff000000) >> 24, fptr2);
+	fputc((val & 0x0000ff0000) >> 16, fptr2);
+	fputc((val & 0x000000ff00) >>  8, fptr2);
+	fputc((val & 0x00000000ff) >>  0, fptr2);
+}
+
+int main(int argc, const char **argv)
+{
+    char src[999];
+	char dest[999];
+
+    if( argc < 3 ) {
+        printf("Two arguments expected.\n");
+        printf("Filesizer\n");
+        printf("Usage: [infile] [outfile]\n");
+		return 1;
+    }
+
+	strcpy(src, argv[1]);
+    strcpy(dest, argv[2]);
+	
+	if ((fptr = fopen(src, "rb")) == NULL)
+	{
+		fprintf(stderr, "FILE OPEN ERROR![%s]\n", src);
+		return 1;
+	}
+    
+	if ((fptr2 = fopen(argv[2], "r+")) == NULL)
+	{
+		fprintf(stderr, "FILE APPEND ERROR![%s]\n", dest);
+		exit(1);
+	}
+	
+	fseek(fptr, 0, SEEK_END);
+	fseek(fptr2, 0, SEEK_END);
+	insize = ftell(fptr);
+    writeint4(0);
+    cmpsize = ftell(fptr2);
+    int numZeros = 0x10 - (cmpsize % 0x10);
+    for(int i = 0; i < numZeros; i++)
+    {
+        fputc(0, fptr2);
+    }
+    fseek(fptr2, -0x4, SEEK_END);
+	writeint4(insize);
+	fclose(fptr);
+	fclose(fptr2);
+
+	return 0;
+}