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authorRuchika Gupta2015-01-23 16:01:59 +0530
committerSimon Glass2015-01-29 17:09:59 -0700
commitb37b46f042ccfcfb97a9ef8b8a568812640a2a70 (patch)
tree816e7e65e1b16af24141d61da3bd961abf9e2b81 /include/u-boot/rsa-checksum.h
parent2dd90027196175d0bcea411c933927d73994588d (diff)
rsa: Use checksum algorithms from struct hash_algo
Currently the hash functions used in RSA are called directly from the sha1 and sha256 libraries. Change the RSA checksum library to use the progressive hash API's registered with struct hash_algo. This will allow the checksum library to use the hardware accelerated progressive hash API's once available. Signed-off-by: Ruchika Gupta <ruchika.gupta@freescale.com> CC: Simon Glass <sjg@chromium.org> Acked-by: Simon Glass <sjg@chromium.org> Signed-off-by: Simon Glass <sjg@chromium.org> (Fixed build error in am335x_boneblack_vboot due to duplicate CONFIG_DM) Change-Id: Ic44279432f88d4e8594c6e94feb1cfcae2443a54
Diffstat (limited to 'include/u-boot/rsa-checksum.h')
-rw-r--r--include/u-boot/rsa-checksum.h17
1 files changed, 13 insertions, 4 deletions
diff --git a/include/u-boot/rsa-checksum.h b/include/u-boot/rsa-checksum.h
index c996fb3e4c1..3c69d85ecba 100644
--- a/include/u-boot/rsa-checksum.h
+++ b/include/u-boot/rsa-checksum.h
@@ -16,9 +16,18 @@ extern const uint8_t padding_sha256_rsa4096[];
extern const uint8_t padding_sha256_rsa2048[];
extern const uint8_t padding_sha1_rsa2048[];
-void sha256_calculate(const struct image_region region[], int region_count,
- uint8_t *checksum);
-void sha1_calculate(const struct image_region region[], int region_count,
- uint8_t *checksum);
+/**
+ * hash_calculate() - Calculate hash over the data
+ *
+ * @name: Name of algorithm to be used for hash calculation
+ * @region: Array having info of regions over which hash needs to be calculated
+ * @region_count: Number of regions in the region array
+ * @checksum: Buffer contanining the output hash
+ *
+ * @return 0 if OK, < 0 if error
+ */
+int hash_calculate(const char *name,
+ const struct image_region region[], int region_count,
+ uint8_t *checksum);
#endif