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poly1305.c (785B)

      1 #include "poly1305.h"
      2 
      3 static void
      4 _poly1305_clamp(unsigned char r[static 16])
      5 {
      6 	// r &= 0x0ffffffc   0ffffffc   0ffffffc   0fffffff
      7 	// r &= 0x0ffffffc 0x0ffffffc 0x0ffffffc 0x0fffffff
      8 	//
      9 	uint32_t *vs = (void *) r;
     10 }
     11 
     12 void
     13 poly1305_init(struct poly1305_ctx *ctx,
     14 	      unsigned char const key[static POLY1305_KEY_SIZE])
     15 {
     16 }
     17 
     18 void
     19 poly1305_push(struct poly1305_ctx *ctx, void const *buf, size_t len)
     20 {
     21 }
     22 
     23 void
     24 poly1305_dgst(struct poly1305_ctx *ctx,
     25 	      unsigned char digest[static POLY1305_DIGEST_SIZE])
     26 {
     27 }
     28 
     29 void
     30 poly1305(unsigned char const key[static POLY1305_KEY_SIZE],
     31 	 void const *buf, size_t len,
     32 	 unsigned char digest[static POLY1305_DIGEST_SIZE])
     33 {
     34 	struct poly1305_ctx ctx;
     35 	poly1305_init(&ctx, key);
     36 	poly1305_push(&ctx, buf, len);
     37 	poly1305_dgst(&ctx, digest);
     38 }