new file

1 files changed, 27 insertions, 0 deletions

diff --git a/bgrep.cpp b/bgrep.cpp
new file mode 100644
index 0000000..f67b39f
--- /dev/null
+++ b/bgrep.cpp
@@ -0,0 +1,27 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "fileutils.h"
+
+int main(int argc, char ** argv) {
+    unsigned int p = strtol(argv[1], 0, 0);
+    char * fn = argv[2];
+    FILE * f = fopen(fn, "r+");
+    
+    if (!f) {
+	printf("Bleeh.\n");
+	exit(-1);
+    }
+    int l = filesize(f), i;
+    char * b = (char *) malloc(l);
+    
+    fread(b, 1, l, f);
+    
+    for (i = 0; i < l - 3; i++) {
+	unsigned int r = *((unsigned int *) &(b[i]));
+	if (r == p) {
+	    printf("Found 0x%08x at %i = 0x%08x in %s\n", p, i, i, fn);
+	}
+    }
+    
+    fclose(f);
+}