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authorFlorent Le Coz <louiz@louiz.org>2014-01-12 04:12:27 +0100
committerFlorent Le Coz <louiz@louiz.org>2014-01-13 20:11:36 +0100
commit48b4f7b83f9f8e6d89d56f5e24f0ed1d7c4676a1 (patch)
tree0d8b34dd628d2c5d74a3c39263d2a0e6d6be0d40 /src/utils/sha1.hpp
parentfef9c8193ddf8cdf81978874be788af9441e2286 (diff)
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Remove cryptopp dependency, directly include a simple sha1 implementation
Diffstat (limited to 'src/utils/sha1.hpp')
-rw-r--r--src/utils/sha1.hpp35
1 files changed, 35 insertions, 0 deletions
diff --git a/src/utils/sha1.hpp b/src/utils/sha1.hpp
new file mode 100644
index 0000000..d02de75
--- /dev/null
+++ b/src/utils/sha1.hpp
@@ -0,0 +1,35 @@
+/* This code is public-domain - it is based on libcrypt
+ * placed in the public domain by Wei Dai and other contributors.
+ */
+
+#include <stdint.h>
+#include <string.h>
+
+#define HASH_LENGTH 20
+#define BLOCK_LENGTH 64
+
+union _buffer {
+ uint8_t b[BLOCK_LENGTH];
+ uint32_t w[BLOCK_LENGTH/4];
+};
+
+union _state {
+ uint8_t b[HASH_LENGTH];
+ uint32_t w[HASH_LENGTH/4];
+};
+
+typedef struct sha1nfo {
+ union _buffer buffer;
+ uint8_t bufferOffset;
+ union _state state;
+ uint32_t byteCount;
+ uint8_t keyBuffer[BLOCK_LENGTH];
+ uint8_t innerHash[HASH_LENGTH];
+} sha1nfo;
+
+void sha1_init(sha1nfo *s);
+void sha1_writebyte(sha1nfo *s, uint8_t data);
+void sha1_write(sha1nfo *s, const char *data, size_t len);
+uint8_t* sha1_result(sha1nfo *s);
+void sha1_initHmac(sha1nfo *s, const uint8_t* key, int keyLength);
+uint8_t* sha1_resultHmac(sha1nfo *s);