#define dump_x(a,b,c)
#endif
-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);
-
-/*
-static
-void bmw_small_f2(uint32_t* h, const uint32_t* q, const void* m){
- uint32_t xl=0, xh;
- uint8_t i;
- for(i=16;i<24;++i){
- xl ^= q[i];
- }
- xh = xl;
- for(i=24;i<32;++i){
- xh ^= q[i];
- }
-#if DEBUG
- cli_putstr_P(PSTR("\r\n XL = "));
- cli_hexdump_rev(&xl, 4);
- cli_putstr_P(PSTR("\r\n XH = "));
- cli_hexdump_rev(&xh, 4);
-#endif
- memcpy(h, m, 16*4);
- h[0] ^= SHL32(xh, 5) ^ SHR32(q[16], 5);
- h[5] ^= SHL32(xh, 6) ^ SHR32(q[21], 6);
- h[3] ^= SHR32(xh, 1) ^ SHL32(q[19], 5);
- h[4] ^= SHR32(xh, 3) ^ q[20];
- h[6] ^= SHR32(xh, 4) ^ SHL32(q[22], 6);
- h[2] ^= SHR32(xh, 5) ^ SHL32(q[18], 5);
- h[1] ^= SHR32(xh, 7) ^ SHL32(q[17], 8);
- h[7] ^= SHR32(xh,11) ^ SHL32(q[23], 2);
- for(i=0; i<8; ++i){
- h[i] += xl ^ q[24+i] ^ q[i];
- }
- for(i=0; i<8; ++i){
- h[8+i] ^= xh ^ q[24+i];
- h[8+i] += ROTL32(h[(4+i)%8],i+9);
- }
- h[11] += SHL32(xl, 4) ^ q[18] ^ q[11];
- h[10] += SHL32(xl, 6) ^ q[17] ^ q[10];
- h[ 8] += SHL32(xl, 8) ^ q[23] ^ q[ 8];
- h[15] += SHR32(xl, 2) ^ q[22] ^ q[15];
- h[12] += SHR32(xl, 3) ^ q[19] ^ q[12];
- h[13] += SHR32(xl, 4) ^ q[20] ^ q[13];
- h[ 9] += SHR32(xl, 6) ^ q[16] ^ q[ 9];
- h[14] += SHR32(xl, 7) ^ q[21] ^ q[14];
-}
-*/
-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){
- uint8_t buffer[64];
- 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(buffer, 0, 64);
- memcpy(buffer, block, (length_b+7)/8);
- buffer[length_b>>3] |= 0x80 >> (length_b&0x07);
- if(length_b+1>64*8-64){
- bmw_small_nextBlock(ctx, buffer);
- memset(buffer, 0, 64-8);
- ctx->counter -= 1;
- }
- *((uint64_t*)&(buffer[64-8])) = (uint64_t)(ctx->counter*512LL)+(uint64_t)length_b;
- bmw_small_nextBlock(ctx, buffer);
- uint8_t i;
- uint32_t q[32];
- memset(buffer, 0xaa, 64);
- for(i=0; i<16;++i){
- buffer[i*4] = i+0xa0;
- }
-// dump_x(buffer, 16, 'A');
- dump_x(ctx->h, 16, 'M');
- bmw_small_f0((uint32_t*)buffer, ctx->h, q);
- dump_x(buffer, 16, 'a');
- dump_x(q, 16, 'Q');
- bmw_small_f1(q, ctx->h, (uint32_t*)buffer);
- dump_x(q, 32, 'Q');
- bmw_small_f2((uint32_t*)buffer, q, ctx->h);
- memcpy(ctx->h, 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);
-}
void bmw224(void* dest, const void* msg, uint32_t length_b){
bmw_small_ctx_t ctx;