siphash24: expose the internal helper functions

[elogind.git] / src / basic / siphash24.h

diff --git a/src/basic/siphash24.h b/src/basic/siphash24.h
index 62e1168a798f222ff0b910d1a6acb4758b1bc825..c107bdd2137aedf7794d35445460831b1cd51cc0 100644 (file)
--- a/src/basic/siphash24.h
+++ b/src/basic/siphash24.h
@@ -3,4 +3,17 @@
 #include <inttypes.h>
 #include <sys/types.h>
 
+struct siphash {
+  uint64_t v0;
+  uint64_t v1;
+  uint64_t v2;
+  uint64_t v3;
+  uint64_t padding;
+  size_t inlen;
+};
+
+void siphash_init(struct siphash *state, const uint8_t k[16]);
+void siphash24_compress(const void *in, size_t inlen, struct siphash *state);
+uint64_t siphash24_finalize(struct siphash *state);
+
 void siphash24(uint8_t out[8], const void *in, size_t inlen, const uint8_t k[16]);