X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Froms%2Fipxe%2Fsrc%2Finclude%2Fipxe%2Fhmac.h;fp=qemu%2Froms%2Fipxe%2Fsrc%2Finclude%2Fipxe%2Fhmac.h;h=d5ec0868d256252f7998691fed481ffe4411499e;hb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;hp=0000000000000000000000000000000000000000;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git

diff --git a/qemu/roms/ipxe/src/include/ipxe/hmac.h b/qemu/roms/ipxe/src/include/ipxe/hmac.h
new file mode 100644
index 000000000..d5ec0868d
--- /dev/null
+++ b/qemu/roms/ipxe/src/include/ipxe/hmac.h
@@ -0,0 +1,32 @@
+#ifndef _IPXE_HMAC_H
+#define _IPXE_HMAC_H
+
+/** @file
+ *
+ * Keyed-Hashing for Message Authentication
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include <ipxe/crypto.h>
+
+/**
+ * Update HMAC
+ *
+ * @v digest		Digest algorithm to use
+ * @v digest_ctx	Digest context
+ * @v data		Data
+ * @v len		Length of data
+ */
+static inline void hmac_update ( struct digest_algorithm *digest,
+				 void *digest_ctx, const void *data,
+				 size_t len ) {
+	digest_update ( digest, digest_ctx, data, len );
+}
+
+extern void hmac_init ( struct digest_algorithm *digest, void *digest_ctx,
+			void *key, size_t *key_len );
+extern void hmac_final ( struct digest_algorithm *digest, void *digest_ctx,
+			 void *key, size_t *key_len, void *hmac );
+
+#endif /* _IPXE_HMAC_H */