efi_loader: implement event groups

[u-boot] / common / image-fit.c

diff --git a/common/image-fit.c b/common/image-fit.c
index 7f17fd1410ed8a3b37e48f33f7ddf14dd4b54f65..4b0339045421c062ab0976b68eba60145e28ee20 100644 (file)
--- a/common/image-fit.c
+++ b/common/image-fit.c
@@ -330,7 +330,7 @@ static void fit_image_print_verification_data(const void *fit, int noffset,
        /*
         * Check subnode name, must be equal to "hash" or "signature".
         * Multiple hash/signature nodes require unique unit node
-        * names, e.g. hash@1, hash@2, signature@1, signature@2, etc.
+        * names, e.g. hash-1, hash-2, signature-1, signature-2, etc.
         */
        name = fit_get_name(fit, noffset, NULL);
        if (!strncmp(name, FIT_HASH_NODENAME, strlen(FIT_HASH_NODENAME))) {
@@ -806,6 +806,31 @@ int fit_image_get_data_offset(const void *fit, int noffset, int *data_offset)
        return 0;
 }
 
+/**
+ * Get 'data-position' property from a given image node.
+ *
+ * @fit: pointer to the FIT image header
+ * @noffset: component image node offset
+ * @data_position: holds the data-position property
+ *
+ * returns:
+ *     0, on success
+ *     -ENOENT if the property could not be found
+ */
+int fit_image_get_data_position(const void *fit, int noffset,
+                               int *data_position)
+{
+       const fdt32_t *val;
+
+       val = fdt_getprop(fit, noffset, FIT_DATA_POSITION_PROP, NULL);
+       if (!val)
+               return -ENOENT;
+
+       *data_position = fdt32_to_cpu(*val);
+
+       return 0;
+}
+
 /**
  * Get 'data-size' property from a given image node.
  *
@@ -1043,34 +1068,14 @@ static int fit_image_check_hash(const void *fit, int noffset, const void *data,
        return 0;
 }
 
-/**
- * fit_image_verify - verify data integrity
- * @fit: pointer to the FIT format image header
- * @image_noffset: component image node offset
- *
- * fit_image_verify() goes over component image hash nodes,
- * re-calculates each data hash and compares with the value stored in hash
- * node.
- *
- * returns:
- *     1, if all hashes are valid
- *     0, otherwise (or on error)
- */
-int fit_image_verify(const void *fit, int image_noffset)
+int fit_image_verify_with_data(const void *fit, int image_noffset,
+                              const void *data, size_t size)
 {
-       const void      *data;
-       size_t          size;
        int             noffset = 0;
        char            *err_msg = "";
        int verify_all = 1;
        int ret;
 
-       /* Get image data and data length */
-       if (fit_image_get_data(fit, image_noffset, &data, &size)) {
-               err_msg = "Can't get image data/size";
-               goto error;
-       }
-
        /* Verify all required signatures */
        if (IMAGE_ENABLE_VERIFY &&
            fit_image_verify_required_sigs(fit, image_noffset, data, size,
@@ -1086,7 +1091,7 @@ int fit_image_verify(const void *fit, int image_noffset)
                /*
                 * Check subnode name, must be equal to "hash".
                 * Multiple hash nodes require unique unit node
-                * names, e.g. hash@1, hash@2, etc.
+                * names, e.g. hash-1, hash-2, etc.
                 */
                if (!strncmp(name, FIT_HASH_NODENAME,
                             strlen(FIT_HASH_NODENAME))) {
@@ -1127,6 +1132,38 @@ error:
        return 0;
 }
 
+/**
+ * fit_image_verify - verify data integrity
+ * @fit: pointer to the FIT format image header
+ * @image_noffset: component image node offset
+ *
+ * fit_image_verify() goes over component image hash nodes,
+ * re-calculates each data hash and compares with the value stored in hash
+ * node.
+ *
+ * returns:
+ *     1, if all hashes are valid
+ *     0, otherwise (or on error)
+ */
+int fit_image_verify(const void *fit, int image_noffset)
+{
+       const void      *data;
+       size_t          size;
+       int             noffset = 0;
+       char            *err_msg = "";
+
+       /* Get image data and data length */
+       if (fit_image_get_data(fit, image_noffset, &data, &size)) {
+               err_msg = "Can't get image data/size";
+               printf("error!\n%s for '%s' hash node in '%s' image node\n",
+                      err_msg, fit_get_name(fit, noffset, NULL),
+                      fit_get_name(fit, image_noffset, NULL));
+               return 0;
+       }
+
+       return fit_image_verify_with_data(fit, image_noffset, data, size);
+}
+
 /**
  * fit_all_image_verify - verify data integrity for all images
  * @fit: pointer to the FIT format image header
@@ -1323,15 +1360,15 @@ int fit_check_format(const void *fit)
  *
  * / o image-tree
  *   |-o images
- *   | |-o fdt@1
- *   | |-o fdt@2
+ *   | |-o fdt-1
+ *   | |-o fdt-2
  *   |
  *   |-o configurations
- *     |-o config@1
- *     | |-fdt = fdt@1
+ *     |-o config-1
+ *     | |-fdt = fdt-1
  *     |
- *     |-o config@2
- *       |-fdt = fdt@2
+ *     |-o config-2
+ *       |-fdt = fdt-2
  *
  * / o U-Boot fdt
  *   |-compatible = "foo,bar", "bim,bam"