#define POLY1305_TAGLEN 16
#define POLY1305_BLOCK_SIZE 16
-/* use memcpy() to copy blocks of memory (typically faster) */
-#define USE_MEMCPY 1
-/* use unaligned little-endian load/store (can be faster) */
-#define USE_UNALIGNED 0
-
-struct poly1305_context {
- uint32_t r[5];
- uint32_t h[5];
- uint32_t pad[4];
- size_t leftover;
- unsigned char buffer[POLY1305_BLOCK_SIZE];
- unsigned char final;
-};
-
-void poly1305_init(struct poly1305_context *ctx, const unsigned char key[32]);
-void poly1305_update(struct poly1305_context *ctx, const unsigned char *m, size_t bytes);
-void poly1305_finish(struct poly1305_context *ctx, unsigned char mac[16]);
-void poly1305_auth(unsigned char mac[16], const unsigned char *m, size_t bytes, const unsigned char key[32]);
+void poly1305_get_tag(const unsigned char key[32], const void *ct, int ct_len, unsigned char tag[16]);
#endif /* POLY1305_H */
-