aboutsummaryrefslogtreecommitdiffstats
path: root/src/plugins/wireguard/blake/blake2-impl.h
diff options
context:
space:
mode:
authorArtem Glazychev <artem.glazychev@xored.com>2020-08-31 17:12:30 +0700
committerDamjan Marion <dmarion@me.com>2020-09-09 11:57:48 +0000
commitedca1325cf296bd0f5ff422fc12de2ce7a7bad88 (patch)
treefb12d12bd4193c5b2c7559d98aba9dc5d2f14e85 /src/plugins/wireguard/blake/blake2-impl.h
parentef80ad6bff03e3cc35950de0e15e4821ef3f7c04 (diff)
wireguard: initial implementation of wireguard protocol
Type: feature The main information about plugin you can see in README.md vpp# wireguard ? wireguard create wireguard create listen-port <port> private-key <key> src <IP> [generate-key] wireguard delete wireguard delete <interface> wireguard peer add wireguard peer add <wg_int> public-key <pub_key_other>endpoint <ip4_dst> allowed-ip <prefix>dst-port [port_dst] persistent-keepalive [keepalive_interval] wireguard peer remove wireguard peer remove <index> Change-Id: I85eb0bfc033ccfb2045696398d8a108b1c64b8d9 Signed-off-by: Artem Glazychev <artem.glazychev@xored.com> Signed-off-by: Damjan Marion <damarion@cisco.com> Signed-off-by: Jim Thompson <jim@netgate.com> Signed-off-by: Neale Ranns <nranns@cisco.com> Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/plugins/wireguard/blake/blake2-impl.h')
-rwxr-xr-xsrc/plugins/wireguard/blake/blake2-impl.h187
1 files changed, 187 insertions, 0 deletions
diff --git a/src/plugins/wireguard/blake/blake2-impl.h b/src/plugins/wireguard/blake/blake2-impl.h
new file mode 100755
index 00000000000..ad60b4a5775
--- /dev/null
+++ b/src/plugins/wireguard/blake/blake2-impl.h
@@ -0,0 +1,187 @@
+/*
+ * Copyright (c) 2020 Doc.ai and/or its affiliates.
+ * Copyright (c) 2012 Samuel Neves <sneves@dei.uc.pt>.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*
+ More information about the BLAKE2 hash function can be found at
+ https://blake2.net.
+*/
+#ifndef __included_crypto_blake2_impl_h__
+#define __included_crypto_blake2_impl_h__
+
+#include <stdint.h>
+#include <string.h>
+#include <vppinfra/byte_order.h>
+
+#if defined(CLIB_ARCH_IS_LITTLE_ENDIAN)
+#define NATIVE_LITTLE_ENDIAN
+#endif
+
+#if !defined(__cplusplus) && (!defined(__STDC_VERSION__) || __STDC_VERSION__ < 199901L)
+#if defined(_MSC_VER)
+#define BLAKE2_INLINE __inline
+#elif defined(__GNUC__)
+#define BLAKE2_INLINE __inline__
+#else
+#define BLAKE2_INLINE
+#endif
+#else
+#define BLAKE2_INLINE inline
+#endif
+
+static BLAKE2_INLINE uint32_t
+load32 (const void *src)
+{
+#if defined(NATIVE_LITTLE_ENDIAN)
+ uint32_t w;
+ memcpy (&w, src, sizeof w);
+ return w;
+#else
+ const uint8_t *p = (const uint8_t *) src;
+ return ((uint32_t) (p[0]) << 0) |
+ ((uint32_t) (p[1]) << 8) |
+ ((uint32_t) (p[2]) << 16) | ((uint32_t) (p[3]) << 24);
+#endif
+}
+
+static BLAKE2_INLINE uint64_t
+load64 (const void *src)
+{
+#if defined(NATIVE_LITTLE_ENDIAN)
+ uint64_t w;
+ memcpy (&w, src, sizeof w);
+ return w;
+#else
+ const uint8_t *p = (const uint8_t *) src;
+ return ((uint64_t) (p[0]) << 0) |
+ ((uint64_t) (p[1]) << 8) |
+ ((uint64_t) (p[2]) << 16) |
+ ((uint64_t) (p[3]) << 24) |
+ ((uint64_t) (p[4]) << 32) |
+ ((uint64_t) (p[5]) << 40) |
+ ((uint64_t) (p[6]) << 48) | ((uint64_t) (p[7]) << 56);
+#endif
+}
+
+static BLAKE2_INLINE uint16_t
+load16 (const void *src)
+{
+#if defined(NATIVE_LITTLE_ENDIAN)
+ uint16_t w;
+ memcpy (&w, src, sizeof w);
+ return w;
+#else
+ const uint8_t *p = (const uint8_t *) src;
+ return (uint16_t) (((uint32_t) (p[0]) << 0) | ((uint32_t) (p[1]) << 8));
+#endif
+}
+
+static BLAKE2_INLINE void
+store16 (void *dst, uint16_t w)
+{
+#if defined(NATIVE_LITTLE_ENDIAN)
+ memcpy (dst, &w, sizeof w);
+#else
+ uint8_t *p = (uint8_t *) dst;
+ *p++ = (uint8_t) w;
+ w >>= 8;
+ *p++ = (uint8_t) w;
+#endif
+}
+
+static BLAKE2_INLINE void
+store32 (void *dst, uint32_t w)
+{
+#if defined(NATIVE_LITTLE_ENDIAN)
+ memcpy (dst, &w, sizeof w);
+#else
+ uint8_t *p = (uint8_t *) dst;
+ p[0] = (uint8_t) (w >> 0);
+ p[1] = (uint8_t) (w >> 8);
+ p[2] = (uint8_t) (w >> 16);
+ p[3] = (uint8_t) (w >> 24);
+#endif
+}
+
+static BLAKE2_INLINE void
+store64 (void *dst, uint64_t w)
+{
+#if defined(NATIVE_LITTLE_ENDIAN)
+ memcpy (dst, &w, sizeof w);
+#else
+ uint8_t *p = (uint8_t *) dst;
+ p[0] = (uint8_t) (w >> 0);
+ p[1] = (uint8_t) (w >> 8);
+ p[2] = (uint8_t) (w >> 16);
+ p[3] = (uint8_t) (w >> 24);
+ p[4] = (uint8_t) (w >> 32);
+ p[5] = (uint8_t) (w >> 40);
+ p[6] = (uint8_t) (w >> 48);
+ p[7] = (uint8_t) (w >> 56);
+#endif
+}
+
+static BLAKE2_INLINE uint64_t
+load48 (const void *src)
+{
+ const uint8_t *p = (const uint8_t *) src;
+ return ((uint64_t) (p[0]) << 0) |
+ ((uint64_t) (p[1]) << 8) |
+ ((uint64_t) (p[2]) << 16) |
+ ((uint64_t) (p[3]) << 24) |
+ ((uint64_t) (p[4]) << 32) | ((uint64_t) (p[5]) << 40);
+}
+
+static BLAKE2_INLINE void
+store48 (void *dst, uint64_t w)
+{
+ uint8_t *p = (uint8_t *) dst;
+ p[0] = (uint8_t) (w >> 0);
+ p[1] = (uint8_t) (w >> 8);
+ p[2] = (uint8_t) (w >> 16);
+ p[3] = (uint8_t) (w >> 24);
+ p[4] = (uint8_t) (w >> 32);
+ p[5] = (uint8_t) (w >> 40);
+}
+
+static BLAKE2_INLINE uint32_t
+rotr32 (const uint32_t w, const unsigned c)
+{
+ return (w >> c) | (w << (32 - c));
+}
+
+static BLAKE2_INLINE uint64_t
+rotr64 (const uint64_t w, const unsigned c)
+{
+ return (w >> c) | (w << (64 - c));
+}
+
+/* prevents compiler optimizing out memset() */
+static BLAKE2_INLINE void
+secure_zero_memory (void *v, size_t n)
+{
+ static void *(*const volatile memset_v) (void *, int, size_t) = &memset;
+ memset_v (v, 0, n);
+}
+
+#endif //__included_crypto_blake2_impl_h__
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */