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authorJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2015-03-25 12:56:14 +0100
committerSascha Hauer <s.hauer@pengutronix.de>2015-03-27 07:49:45 +0100
commitab5b2c35e143a87483700ca92d7fd50292a891d0 (patch)
treef2aaba38fb2ff847ab1e19d0d611fb3aa0be0a01 /include/crypto
parente10cc0b3330d4dd72fef076a7f1b2b67cb271a12 (diff)
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crypto: prepare to allow multiple digest driver
This will allow to have hw driver or asm optimised driver. Use a priority level to determine which one to use at runtime. The generic one will be 0. Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'include/crypto')
-rw-r--r--include/crypto/internal.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/include/crypto/internal.h b/include/crypto/internal.h
new file mode 100644
index 0000000000..c6f5908ea0
--- /dev/null
+++ b/include/crypto/internal.h
@@ -0,0 +1,19 @@
+/*
+ * (C) Copyright 2015 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
+ *
+ * GPL v2 only
+ */
+
+#ifdef CONFIG_DIGEST_HMAC
+int digest_hmac_register(struct digest_algo *algo, unsigned int pad_length);
+#else
+static inline int digest_hmac_register(struct digest_algo *algo,
+ unsigned int pad_length)
+{
+ return 0;
+}
+#endif
+
+int digest_generic_verify(struct digest *d, const unsigned char *md);
+int digest_generic_digest(struct digest *d, const void *data,
+ unsigned int len, u8 *out);