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authorTom Rini <trini@ti.com>2012-10-22 19:54:48 -0700
committerTom Rini <trini@ti.com>2012-10-22 19:54:48 -0700
commit71724830b42f67ea9633324183bb622724eee9cd (patch)
treeaf64d8706ac3777456c74b10a775d23d1e62e06c /common/image.c
parentc7656bab411433f987baa2288eff8c78ddc0f378 (diff)
parentcae4a8a2a81ca6cd16d5de1b55d47e315cbff05a (diff)
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Merge branch 'master' of git://git.denx.de/u-boot-fdt
Diffstat (limited to 'common/image.c')
-rw-r--r--common/image.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/common/image.c b/common/image.c
index f084d2b..750a98b 100644
--- a/common/image.c
+++ b/common/image.c
@@ -2496,6 +2496,36 @@ int fit_image_hash_get_value(const void *fit, int noffset, uint8_t **value,
return 0;
}
+#ifndef USE_HOSTCC
+/**
+ * fit_image_hash_get_ignore - get hash ignore flag
+ * @fit: pointer to the FIT format image header
+ * @noffset: hash node offset
+ * @ignore: pointer to an int, will hold hash ignore flag
+ *
+ * fit_image_hash_get_ignore() finds hash ignore property in a given hash node.
+ * If the property is found and non-zero, the hash algorithm is not verified by
+ * u-boot automatically.
+ *
+ * returns:
+ * 0, on ignore not found
+ * value, on ignore found
+ */
+int fit_image_hash_get_ignore(const void *fit, int noffset, int *ignore)
+{
+ int len;
+ int *value;
+
+ value = (int *)fdt_getprop(fit, noffset, FIT_IGNORE_PROP, &len);
+ if (value == NULL || len != sizeof(int))
+ *ignore = 0;
+ else
+ *ignore = *value;
+
+ return 0;
+}
+#endif
+
/**
* fit_set_timestamp - set node timestamp property
* @fit: pointer to the FIT format image header
@@ -2759,6 +2789,9 @@ int fit_image_check_hashes(const void *fit, int image_noffset)
char *algo;
uint8_t *fit_value;
int fit_value_len;
+#ifndef USE_HOSTCC
+ int ignore;
+#endif
uint8_t value[FIT_MAX_HASH_LEN];
int value_len;
int noffset;
@@ -2795,6 +2828,14 @@ int fit_image_check_hashes(const void *fit, int image_noffset)
}
printf("%s", algo);
+#ifndef USE_HOSTCC
+ fit_image_hash_get_ignore(fit, noffset, &ignore);
+ if (ignore) {
+ printf("-skipped ");
+ continue;
+ }
+#endif
+
if (fit_image_hash_get_value(fit, noffset, &fit_value,
&fit_value_len)) {
err_msg = " error!\nCan't get hash value "
@@ -2820,6 +2861,11 @@ int fit_image_check_hashes(const void *fit, int image_noffset)
}
}
+ if (noffset == -FDT_ERR_TRUNCATED || noffset == -FDT_ERR_BADSTRUCTURE) {
+ err_msg = " error!\nCorrupted or truncated tree";
+ goto error;
+ }
+
return 1;
error: