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>

4 files changed, 90 insertions, 130 deletions

diff --git a/tools/dumpimage.c b/tools/dumpimage.c
index 542ee28..0228e18 100644
--- a/tools/dumpimage.c
+++ b/tools/dumpimage.c
@@ -55,67 +55,6 @@ static void dumpimage_register(struct image_type_params *tparams)
 	debug("Registered %s\n", tparams->name);
 }
 
-/**
- * dumpimage_get_type() - find the image type params for a given image type
- *
- * Scan all registered image types and check the input type_id for each
- * supported image type
- *
- * @return respective image_type_params pointer. If the input type is not
- * supported by any of registered image types, returns NULL
- */
-static struct image_type_params *dumpimage_get_type(int type)
-{
-	struct image_type_params *curr;
-
-	for (curr = dumpimage_tparams; curr != NULL; curr = curr->next) {
-		if (curr->check_image_type) {
-			if (!curr->check_image_type(type))
-				return curr;
-		}
-	}
-	return NULL;
-}
-
-/*
- * dumpimage_verify_print_header() - verifies the image header
- *
- * Scan registered image types and verify the image_header for each
- * supported image type. If verification is successful, this prints
- * the respective header.
- *
- * @return 0 on success, negative if input image format does not match with
- * any of supported image types
- */
-static int dumpimage_verify_print_header(void *ptr, struct stat *sbuf)
-{
-	int retval = -1;
-	struct image_type_params *curr;
-
-	for (curr = dumpimage_tparams; curr != NULL; curr = curr->next) {
-		if (curr->verify_header) {
-			retval = curr->verify_header((unsigned char *)ptr,
-						     sbuf->st_size, &params);
-			if (retval != 0)
-				continue;
-			/*
-			 * 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;
-}
-
 /*
  * dumpimage_extract_datafile -
  *
@@ -203,7 +142,7 @@ int main(int argc, char **argv)
 		usage();
 
 	/* set tparams as per input type_id */
-	tparams = dumpimage_get_type(params.type);
+	tparams = imagetool_get_type(params.type, dumpimage_tparams);
 	if (tparams == NULL) {
 		fprintf(stderr, "%s: unsupported type %s\n",
 			params.cmdname, genimg_get_type_name(params.type));
@@ -273,7 +212,8 @@ int main(int argc, char **argv)
 			 * Print the image information for matched image type
 			 * Returns the error code if not matched
 			 */
-			retval = dumpimage_verify_print_header(ptr, &sbuf);
+			retval = imagetool_verify_print_header(ptr, &sbuf,
+					tparams, &params);
 		}
 
 		(void)munmap((void *)ptr, sbuf.st_size);
diff --git a/tools/imagetool.c b/tools/imagetool.c
index 98717bd..e4de7af 100644
--- a/tools/imagetool.c
+++ b/tools/imagetool.c
@@ -8,6 +8,8 @@
 
 #include "imagetool.h"
 
+#include <image.h>
+
 /*
  * Callback function to register a image type within a tool
  */
@@ -62,3 +64,52 @@ void register_image_type(struct image_type_params *tparams)
 {
 	register_func(tparams);
 }
+
+struct image_type_params *imagetool_get_type(
+	int type,
+	struct image_type_params *tparams)
+{
+	struct image_type_params *curr;
+
+	for (curr = tparams; curr != NULL; curr = curr->next) {
+		if (curr->check_image_type) {
+			if (!curr->check_image_type(type))
+				return curr;
+		}
+	}
+	return NULL;
+}
+
+int imagetool_verify_print_header(
+	void *ptr,
+	struct stat *sbuf,
+	struct image_type_params *tparams,
+	struct image_tool_params *params)
+{
+	int retval = -1;
+	struct image_type_params *curr;
+
+	for (curr = 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;
+}
diff --git a/tools/imagetool.h b/tools/imagetool.h
index 8bce059..eb2750c 100644
--- a/tools/imagetool.h
+++ b/tools/imagetool.h
@@ -150,6 +150,37 @@ void register_image_tool(imagetool_register_t image_register);
  */
 void register_image_type(struct image_type_params *tparams);
 
+/**
+ * imagetool_get_type() - find the image type params for a given image type
+ *
+ * It scans all registers image type supports
+ * checks the input type 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 *imagetool_get_type(
+	int type,
+	struct image_type_params *tparams);
+
+/*
+ * imagetool_verify_print_header() - verifies the image header
+ *
+ * Scan registered image types and verify the image_header for each
+ * supported image type. If verification is successful, this prints
+ * the respective header.
+ *
+ * @return 0 on success, negative if input image format does not match with
+ * any of supported image types
+ */
+int imagetool_verify_print_header(
+	void *ptr,
+	struct stat *sbuf,
+	struct image_type_params *tparams,
+	struct image_tool_params *params);
+
 /*
  * There is a c file associated with supported image type low level code
  * for ex. default_image.c, fit_image.c
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 @@ void mkimage_register (struct image_type_params *tparams)
 	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 @@ NXTARG:		;
 		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 @@ NXTARG:		;
 		 * 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 @@ copy_file (int ifd, const char *datafile, int pad)
 	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",