imagetool: move common code to imagetool module

The get_type() and verify_print_header() functions have the
same code on both dumpimage.c and mkimage.c modules.

Signed-off-by: Guilherme Maciel Ferreira <guilherme.maciel.ferreira@gmail.com>
diff --git a/tools/mkimage.c b/tools/mkimage.c
index c70408c..c04a2ab 100644
--- a/tools/mkimage.c
+++ b/tools/mkimage.c
@@ -65,70 +65,6 @@
 	debug ("Registered %s\n", tparams->name);
 }
 
-/*
- * mkimage_get_type -
- *
- * It scans all registers image type supports
- * checks the input type_id for each supported image type
- *
- * if successful,
- * 	returns respective image_type_params pointer if success
- * if input type_id is not supported by any of image_type_support
- * 	returns NULL
- */
-struct image_type_params *mkimage_get_type(int type)
-{
-	struct image_type_params *curr;
-
-	for (curr = mkimage_tparams; curr != NULL; curr = curr->next) {
-		if (curr->check_image_type) {
-			if (!curr->check_image_type (type))
-				return curr;
-		}
-	}
-	return NULL;
-}
-
-/*
- * mkimage_verify_print_header -
- *
- * It scans mkimage_tparams link list,
- * verifies image_header for each supported image type
- * if verification is successful, prints respective header
- *
- * returns negative if input image format does not match with any of
- * supported image types
- */
-int mkimage_verify_print_header (void *ptr, struct stat *sbuf)
-{
-	int retval = -1;
-	struct image_type_params *curr;
-
-	for (curr = mkimage_tparams; curr != NULL; curr = curr->next ) {
-		if (curr->verify_header) {
-			retval = curr->verify_header (
-				(unsigned char *)ptr, sbuf->st_size,
-				&params);
-
-			if (retval == 0) {
-				/*
-				 * Print the image information
-				 * if verify is successful
-				 */
-				if (curr->print_header)
-					curr->print_header (ptr);
-				else {
-					fprintf (stderr,
-					"%s: print_header undefined for %s\n",
-					params.cmdname, curr->name);
-				}
-				break;
-			}
-		}
-	}
-	return retval;
-}
-
 int
 main (int argc, char **argv)
 {
@@ -279,7 +215,7 @@
 		usage ();
 
 	/* set tparams as per input type_id */
-	tparams = mkimage_get_type(params.type);
+	tparams = imagetool_get_type(params.type, mkimage_tparams);
 	if (tparams == NULL) {
 		fprintf (stderr, "%s: unsupported type %s\n",
 			params.cmdname, genimg_get_type_name(params.type));
@@ -363,7 +299,8 @@
 		 * Print the image information for matched image type
 		 * Returns the error code if not matched
 		 */
-		retval = mkimage_verify_print_header (ptr, &sbuf);
+		retval = imagetool_verify_print_header(ptr, &sbuf,
+				tparams, &params);
 
 		(void) munmap((void *)ptr, sbuf.st_size);
 		(void) close (ifd);
@@ -529,7 +466,8 @@
 	uint8_t zeros[4096];
 	int offset = 0;
 	int size;
-	struct image_type_params *tparams = mkimage_get_type (params.type);
+	struct image_type_params *tparams = imagetool_get_type(params.type,
+			mkimage_tparams);
 
 	if (pad >= sizeof(zeros)) {
 		fprintf(stderr, "%s: Can't pad to %d\n",