-void bmw_small_f1(uint32_t* q, const void* m, const void* h);
-void bmw_small_f0(uint32_t* h, const void* m, uint32_t* q);
-void bmw_small_f2(uint32_t* h, uint32_t* q, const void* m);
-void bmw_small_nextBlock(bmw_small_ctx_t* ctx, const void* block);
-
-/*
-void bmw_small_nextBlock(bmw_small_ctx_t* ctx, const void* block){
- uint32_t q[32];
- dump_x(block, 16, 'M');
- bmw_small_f0(ctx->h, block, q);
- dump_x(q, 16, 'Q');
- bmw_small_f1(q, block, ctx->h);
- dump_x(q, 32, 'Q');
- bmw_small_f2(ctx->h, q, block);
- ctx->counter += 1;
- ctx_dump(ctx);
-}
-*/
-
-void bmw_small_lastBlock(bmw_small_ctx_t* ctx, const void* block, uint16_t length_b){
- struct {
- uint8_t buffer[64];
- uint32_t ctr;
- } pctx;
- while(length_b >= BMW_SMALL_BLOCKSIZE){
- bmw_small_nextBlock(ctx, block);
- length_b -= BMW_SMALL_BLOCKSIZE;
- block = (uint8_t*)block + BMW_SMALL_BLOCKSIZE_B;
- }
- memset(pctx.buffer, 0, 64);
- memcpy(pctx.buffer, block, (length_b+7)/8);
- pctx.buffer[length_b>>3] |= 0x80 >> (length_b&0x07);
- if(length_b+1>64*8-64){
- bmw_small_nextBlock(ctx, pctx.buffer);
- memset(pctx.buffer, 0, 64-8);
- ctx->counter -= 1;
- }
- *((uint64_t*)&(pctx.buffer[64-8])) = (uint64_t)(ctx->counter*512LL)+(uint64_t)length_b;
- bmw_small_nextBlock(ctx, pctx.buffer);
- uint8_t i;
- memset(pctx.buffer, 0xaa, 64);
- for(i=0; i<16;++i){
- pctx.buffer[i*4] = i+0xa0;
- }
- bmw_small_nextBlock((bmw_small_ctx_t*)&pctx, ctx->h);
- memcpy(ctx->h, pctx.buffer, 64);
-}
-
-void bmw224_init(bmw224_ctx_t* ctx){
- uint8_t i;
- ctx->h[0] = 0x00010203;
- for(i=1; i<16; ++i){
- ctx->h[i] = ctx->h[i-1]+ 0x04040404;
- }
- ctx->counter=0;
-// ctx_dump(ctx);
-}
-
-void bmw256_init(bmw256_ctx_t* ctx){
- uint8_t i;
- ctx->h[0] = 0x40414243;
- for(i=1; i<16; ++i){
- ctx->h[i] = ctx->h[i-1]+ 0x04040404;
- }
- ctx->counter=0;
-// ctx_dump(ctx);
-}
-
-void bmw224_nextBlock(bmw224_ctx_t* ctx, const void* block){
- bmw_small_nextBlock(ctx, block);
-}
-
-void bmw256_nextBlock(bmw256_ctx_t* ctx, const void* block){
- bmw_small_nextBlock(ctx, block);
-}
-
-void bmw224_lastBlock(bmw224_ctx_t* ctx, const void* block, uint16_t length_b){
- bmw_small_lastBlock(ctx, block, length_b);
-}
-
-void bmw256_lastBlock(bmw256_ctx_t* ctx, const void* block, uint16_t length_b){
- bmw_small_lastBlock(ctx, block, length_b);
-}
-
-void bmw224_ctx2hash(void* dest, const bmw224_ctx_t* ctx){
- memcpy(dest, &(ctx->h[9]), 224/8);
-}
-
-void bmw256_ctx2hash(void* dest, const bmw256_ctx_t* ctx){
- memcpy(dest, &(ctx->h[8]), 256/8);
-}