/ Check-in [5a0da77c]

 ```83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 ... 140 141 142 143 144 145 146 147 148 149 150 151 152 153 ... 249 250 251 252 253 254 255 256 257 258 259 260 261 262 ... 288 289 290 291 292 293 294 295 296 297 298 299 300 301 ... 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 ... 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 ``` ``` z+=(((w|x)&y)|(w&x))+blk(i)+0x8F1BBCDC+rol(v,5);w=ror(w,2); #define R4(v,w,x,y,z,i) \ z+=(w^x^y)+blk(i)+0xCA62C1D6+rol(v,5);w=ror(w,2); /* * Hash a single 512-bit block. This is the core of the algorithm. */ #define a qq[0] #define b qq[1] #define c qq[2] #define d qq[3] #define e qq[4] void SHA1Transform(unsigned int state[5], const unsigned char buffer[64]){ unsigned int qq[5]; /* a, b, c, d, e; */ static int one = 1; unsigned int block[16]; memcpy(block, buffer, 64); memcpy(qq,state,5*sizeof(unsigned int)); /* Copy p->state[] to working vars */ /* a = state[0]; b = state[1]; c = state[2]; d = state[3]; ................................................................................ /* Add the working vars back into context.state[] */ state[0] += a; state[1] += b; state[2] += c; state[3] += d; state[4] += e; } /* Initialize a SHA1 context */ static void hash_init(SHA1Context *p){ /* SHA1 initialization constants */ p->state[0] = 0x67452301; ................................................................................ sqlite3_value **argv ){ SHA1Context cx; int eType = sqlite3_value_type(argv[0]); int nByte = sqlite3_value_bytes(argv[0]); char zOut[44]; if( eType==SQLITE_NULL ) return; hash_init(&cx); if( eType==SQLITE_BLOB ){ hash_step(&cx, sqlite3_value_blob(argv[0]), nByte); }else{ hash_step(&cx, sqlite3_value_text(argv[0]), nByte); } ................................................................................ int i; /* Loop counter */ int rc; int n; const char *z; SHA1Context cx; char zOut[44]; if( zSql==0 ) return; hash_init(&cx); while( zSql[0] ){ rc = sqlite3_prepare_v2(db, zSql, -1, &pStmt, &zSql); if( rc ){ char *zMsg = sqlite3_mprintf("error SQL statement [%s]: %s", zSql, sqlite3_errmsg(db)); ................................................................................ x[0] = 'I'; hash_step(&cx, x, 9); break; } case SQLITE_FLOAT: { sqlite3_uint64 u; int j; unsigned char x[8]; double r = sqlite3_column_double(pStmt,i); memcpy(&u, &r, 8); for(j=8; j>=1; j--){ x[j] = u & 0xff; u >>= 8; } x[0] = 'F'; hash_step(&cx,x,9); break; } case SQLITE_TEXT: { int n = sqlite3_column_bytes(pStmt, i); const unsigned char *z = sqlite3_column_text(pStmt, i); hash_step_vformat(&cx,"T%d:",n); hash_step(&cx, z, n); break; } case SQLITE_BLOB: { int n = sqlite3_column_bytes(pStmt, i); const unsigned char *z = sqlite3_column_blob(pStmt, i); hash_step_vformat(&cx,"B%d:",n); hash_step(&cx, z, n); break; } } } } sqlite3_finalize(pStmt); } ................................................................................ } #ifdef _WIN32 __declspec(dllexport) #endif int sqlite3_sha_init( sqlite3 *db, char **pzErrMsg, const sqlite3_api_routines *pApi ){ int rc = SQLITE_OK; SQLITE_EXTENSION_INIT2(pApi); (void)pzErrMsg; /* Unused parameter */ rc = sqlite3_create_function(db, "sha1", 1, SQLITE_UTF8, 0, sha1Func, 0, 0); if( rc==SQLITE_OK ){ rc = sqlite3_create_function(db, "sha1_query", 1, SQLITE_UTF8, 0, sha1QueryFunc, 0, 0); } return rc; } ``` ``` < < < < < < > > > > > > > > > > > > > > | | | | | | | | | | | ``` ```83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 ... 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 ... 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 ... 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 ... 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 ... 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 ``` ``` z+=(((w|x)&y)|(w&x))+blk(i)+0x8F1BBCDC+rol(v,5);w=ror(w,2); #define R4(v,w,x,y,z,i) \ z+=(w^x^y)+blk(i)+0xCA62C1D6+rol(v,5);w=ror(w,2); /* * Hash a single 512-bit block. This is the core of the algorithm. */ void SHA1Transform(unsigned int state[5], const unsigned char buffer[64]){ unsigned int qq[5]; /* a, b, c, d, e; */ static int one = 1; unsigned int block[16]; memcpy(block, buffer, 64); memcpy(qq,state,5*sizeof(unsigned int)); #define a qq[0] #define b qq[1] #define c qq[2] #define d qq[3] #define e qq[4] /* Copy p->state[] to working vars */ /* a = state[0]; b = state[1]; c = state[2]; d = state[3]; ................................................................................ /* Add the working vars back into context.state[] */ state[0] += a; state[1] += b; state[2] += c; state[3] += d; state[4] += e; #undef a #undef b #undef c #undef d #undef e } /* Initialize a SHA1 context */ static void hash_init(SHA1Context *p){ /* SHA1 initialization constants */ p->state[0] = 0x67452301; ................................................................................ sqlite3_value **argv ){ SHA1Context cx; int eType = sqlite3_value_type(argv[0]); int nByte = sqlite3_value_bytes(argv[0]); char zOut[44]; assert( argc==1 ); if( eType==SQLITE_NULL ) return; hash_init(&cx); if( eType==SQLITE_BLOB ){ hash_step(&cx, sqlite3_value_blob(argv[0]), nByte); }else{ hash_step(&cx, sqlite3_value_text(argv[0]), nByte); } ................................................................................ int i; /* Loop counter */ int rc; int n; const char *z; SHA1Context cx; char zOut[44]; assert( argc==1 ); if( zSql==0 ) return; hash_init(&cx); while( zSql[0] ){ rc = sqlite3_prepare_v2(db, zSql, -1, &pStmt, &zSql); if( rc ){ char *zMsg = sqlite3_mprintf("error SQL statement [%s]: %s", zSql, sqlite3_errmsg(db)); ................................................................................ x[0] = 'I'; hash_step(&cx, x, 9); break; } case SQLITE_FLOAT: { sqlite3_uint64 u; int j; unsigned char x[9]; double r = sqlite3_column_double(pStmt,i); memcpy(&u, &r, 8); for(j=8; j>=1; j--){ x[j] = u & 0xff; u >>= 8; } x[0] = 'F'; hash_step(&cx,x,9); break; } case SQLITE_TEXT: { int n2 = sqlite3_column_bytes(pStmt, i); const unsigned char *z2 = sqlite3_column_text(pStmt, i); hash_step_vformat(&cx,"T%d:",n2); hash_step(&cx, z2, n2); break; } case SQLITE_BLOB: { int n2 = sqlite3_column_bytes(pStmt, i); const unsigned char *z2 = sqlite3_column_blob(pStmt, i); hash_step_vformat(&cx,"B%d:",n2); hash_step(&cx, z2, n2); break; } } } } sqlite3_finalize(pStmt); } ................................................................................ } #ifdef _WIN32 __declspec(dllexport) #endif int sqlite3_sha_init( sqlite3 *db, char **pzErrMsg, const sqlite3_api_routines *pApi ){ int rc = SQLITE_OK; SQLITE_EXTENSION_INIT2(pApi); (void)pzErrMsg; /* Unused parameter */ rc = sqlite3_create_function(db, "sha1", 1, SQLITE_UTF8, 0, sha1Func, 0, 0); if( rc==SQLITE_OK ){ rc = sqlite3_create_function(db, "sha1_query", 1, SQLITE_UTF8, 0, sha1QueryFunc, 0, 0); } return rc; } ```