#include <string.h>
#include "poly1305.h"
+#include "rsvr.h"
/*----- Global variables --------------------------------------------------*/
ctx->count++;
}
+static const rsvr_policy pol = { 0, 16, 16 };
+
void poly1305_hash(poly1305_ctx *ctx, const void *p, size_t sz)
{
- const octet *pp = p;
- size_t n;
-
- if (ctx->nbuf) {
- if (sz < 16 - ctx->nbuf) {
- memcpy(ctx->buf + ctx->nbuf, p, sz);
- ctx->nbuf += sz;
- return;
- }
- n = 16 - ctx->nbuf;
- memcpy(ctx->buf + ctx->nbuf, pp, n);
- update_full(ctx, ctx->buf);
- pp += n; sz -= n;
- }
- while (sz >= 16) {
- update_full(ctx, pp);
- pp += 16; sz -= 16;
- }
- if (sz) memcpy(ctx->buf, pp, sz);
- ctx->nbuf = sz;
+ rsvr_state st;
+ const octet *q = p;
+
+ rsvr_setup(&st, &pol, &ctx->buf, &ctx->nbuf, p, sz);
+ RSVR_DO(&st) while ((q = RSVR_NEXT(&st, 16)) != 0) update_full(ctx, q);
}
/* --- @poly1305_flush@ --- *