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1: //*********************************************************
2: // プロジェクト: TOOLS::SHA1 - Secure Hash Algorithm
3: // ファイル名: sha1.cpp
4: //*********************************************************
5: #include <misc/sha1.h> //
6: #include <header/tooldbg.h> // ASSERT(),
7: #include <header/toolbase.h> //
8: #include <header/snprintf.h> // snprintf(), vsnprintf(),
9: #include <limits.h> // CHAR_BIT,
10:
11:
12: //---------------------------------------------------------
13: // テスト関数 の 宣言
14: //---------------------------------------------------------
15: DECLARE_TESTPROC( test_sha1 );
16:
17:
18: //---------------------------------------------------------
19: // 定数型マクロ の 定義
20: //---------------------------------------------------------
21: #define DBG_ALLOCNAME "SHA1_CreateAlgorithm"
22:
23:
24: //---------------------------------------------------------
25: // 構造体 の 宣言
26: //---------------------------------------------------------
27: typedef struct SHA1_CTX_tag
28: {
29: // DWORD count;
30: DWORD index; // バッファの最終書込バイト位置
31: BYTE buffer[ 64 ];
32:
33:
34: // 総書込バイト数
35: // [1 = l] xxxxxxxxxxxxxxxxxxxxxxxxxxxxx000 , 総バイト数の下位 29 bits
36: // [0 = h] 00000000000000000000000000000xxx , 総バイト数の上位 3 bits
37: DWORD length[ 2 ];
38: DWORD state[ 5 ];
39: } SHA1_CTX;
40:
41:
42: //---------------------------------------------------------
43: // ファイルスコープ関数 の 宣言
44: //---------------------------------------------------------
45: static void byte_reverse( DWORD *buffer, int count );
46: static void add_count( SHA1_CTX *context, int nread );
47: static void SHA1_Transform( SHA1_CTX *context, const BYTE *src, int length );
48: static bool SHA1_IsValidContext( const SHA1_CTX *context );
49:
50:
51: //*********************************************************
52: // SHA1_CreateAlgorithm
53: //*********************************************************
54: SHA1_CTX *
55: SHA1_CreateAlgorithm
56: (
57: void
58: )
59: {
60: CALLONCE_TESTPROC( test_sha1 ); // [テスト]
61:
62: SHA1_CTX *context = (SHA1_CTX *)malloc( sizeof( *context ) );
63: if ( !context )
64: return null;
65:
66: SHA1_InitData( context );
67: ASSERT( SHA1_IsValidContext( context ) );
68:
69: DBG_LOCK_ALLOCED_MEMORY( context, DBG_ALLOCNAME ); // [DBG]
70: return context;
71: }//SHA1_CreateAlgorithm
72:
73: //*********************************************************
74: // SHA1_DestroyAlgorithm
75: //*********************************************************
76: bool
77: SHA1_DestroyAlgorithm
78: (
79: SHA1_CTX *context
80: )
81: {
82: // パラメタの仮定
83: ASSERT( SHA1_IsValidContext( context ) );
84:
85: DBG_UNLOCK_ALLOCED_MEMORY( context, DBG_ALLOCNAME ); // [DBG]
86: free( context );
87:
88: return true;
89: }//SHA1_DestroyAlgorithm
90:
91: //*********************************************************
92: // SHA1_InitData
93: //*********************************************************
94: bool
95: SHA1_InitData
96: (
97: SHA1_CTX *context
98: )
99: {
100: // パラメタの仮定
101: ASSERT( IsValidPtr( context, sizeof( *context ) ) );
102:
103: context->index = 0;
104: context->length[ 0 ] = 0;
105: context->length[ 1 ] = 0;
106:
107: const DWORD state[] =
108: {
109: 0x67452301,
110: 0xefcdab89,
111: 0x98badcfe,
112: 0x10325476,
113: 0xc3d2e1f0,
114: };
115: memzero( context->buffer, sizeof( context->buffer ) );
116: memcpy( context->state, state, sizeof( context->state ) );
117:
118: ASSERT( SHA1_IsValidContext( context ) );
119: return true;
120: }//SHA1_InitData
121:
122: //*********************************************************
123: // SHA1_AddData
124: //*********************************************************
125: bool
126: SHA1_AddData
127: (
128: SHA1_CTX *context,
129: const void *data,
130: int length
131: )
132: {
133: // パラメタの仮定
134: ASSERT( SHA1_IsValidContext( context ) );
135: ASSERT( 0 < length );
136: ASSERT( IsValidReadPtr( data, length ) );
137:
138: const BYTE *src = (BYTE *)data;
139:
140: if ( context->index + length < sizeof( context->buffer ) )
141: {
142: memcpy( context->buffer + context->index, src, length );
143: context->index += length;
144: add_count( context, length );
145: }
146: else
147: {
148: const int num = (sizeof( context->buffer ) - context->index);
149: memcpy( context->buffer + context->index, src, num );
150: add_count( context, num );
151: length -= num;
152: src += num;
153: SHA1_Transform( context, context->buffer, sizeof( context->buffer ) );
154: context->index = 0;
155:
156: while( sizeof( context->buffer ) <= length )
157: {
158: memcpy( context->buffer, src, sizeof( context->buffer ) );
159: add_count( context, sizeof( context->buffer ) );
160: length -= sizeof( context->buffer );
161: src += sizeof( context->buffer );
162:
163: SHA1_Transform( context, context->buffer, sizeof( context->buffer ) );
164: }
165:
166: memcpy( context->buffer, src, length );
167: context->index = length;
168: add_count( context, length );
169: }
170: return true;
171: }//SHA1_AddData
172:
173: //*********************************************************
174: // SHA1_GetHash
175: //*********************************************************
176: bool
177: SHA1_GetHash
178: (
179: const SHA1_CTX *context,
180: void *digest,
181: int bufsize
182: )
183: {
184: // パラメタの仮定
185: ASSERT( SHA1_IsValidContext( context ) );
186: ASSERT( 0 < bufsize );
187: ASSERT( IsValidPtr( digest, bufsize ) );
188: DESTROY_BUFFER( digest, bufsize );
189:
190: SHA1_CTX tmp_context;
191: memcpy( &tmp_context, context, sizeof( *context ) );
192: context = null;
193:
194: //
195: {
196: int nread = tmp_context.index;
197:
198: // 埋め
199: BYTE buf[ 2 * sizeof( context->buffer ) ];
200: memcpy( buf, tmp_context.buffer, nread );
201: buf[ nread++ ] = 0x80; // 終端記号？
202: const int padlen = (( 56 < nread ) ? 120 : 56);
203: if ( 0 < (padlen - nread) )
204: {
205: memzero( buf + nread, padlen - nread );
206: }
207: memcpy( buf + padlen, tmp_context.length, 8 );
208: byte_reverse( (DWORD *)(buf + padlen), 8 );
209:
210: SHA1_AddData( &tmp_context, buf + tmp_context.index, padlen + 8 - tmp_context.index );
211: ASSERT( 0 == tmp_context.index );
212: }
213:
214: //
215: memcpy( digest, tmp_context.state, min( bufsize, SHA1_HASHSIZE ) );
216:
217: return true;
218: }//SHA1_GetHash
219:
220: //*********************************************************
221: // SHA1_GetHashText
222: //*********************************************************
223: bool
224: SHA1_GetHashText
225: (
226: const SHA1_CTX *context,
227: char *buffer,
228: int bufsize
229: )
230: {
231: // パラメタの仮定
232: ASSERT( SHA1_IsValidContext( context ) );
233: ASSERT( 0 < bufsize );
234: ASSERT( IsValidStringBufferPtr( buffer, bufsize ) );
235: DESTROY_TEXT_BUFFER( buffer, bufsize );
236:
237: //
238: BYTE sha1[ SHA1_HASHSIZE ];
239: VERIFY( SHA1_GetHash( context, sha1, sizeof( sha1 ) ) );
240:
241: //
242: char text[ 1+SHA1_HASHTEXTSIZE ];
243: {
244: char *p = text;
245: {for( int i = 0; i < numof( sha1 ); i += sizeof( DWORD ) )
246: {
247: {for( int j = 0; j < sizeof( DWORD ); ++j )
248: {
249: snprintf( p, numof(text) - (p - text), "%02x", sha1[ i + (sizeof( DWORD ) - j - 1) ] );
250: p = strtail( p );
251: }}
252: }}
253: }
254:
255: //
256: memcpy( buffer, text, min( bufsize, sizeof( text ) ) );
257: buffer[ min( bufsize, numof( text ) ) - 1 ] = '\0';
258:
259: return true;
260: }//SHA1_GetHashText
261:
262:
263: //******************************************************************************************************************
264: //
265: //******************************************************************************************************************
266: //
267: static const DWORD K0 = 0x5a827999;
268: static const DWORD K1 = 0x6ed9eba1;
269: static const DWORD K2 = 0x8f1bbcdc;
270: static const DWORD K3 = 0xca62c1d6;
271:
272: // basic SHA1 functions.
273: static inline DWORD f0( DWORD x, DWORD y, DWORD z ){ return (z ^ (x & (y ^ z))); }
274: static inline DWORD f1( DWORD x, DWORD y, DWORD z ){ return (x ^ y ^ z); }
275: static inline DWORD f2( DWORD x, DWORD y, DWORD z ){ return ((x & y) | (z & (x | y))); }
276: static inline DWORD f3( DWORD x, DWORD y, DWORD z ){ return (x ^ y ^ z); }
277:
278: // ROTATE_LEFT rotates x left n bits.
279: static inline DWORD ROTATE_LEFT( DWORD x, DWORD n ){ return (x << n) | (x >> ((CHAR_BIT * sizeof(DWORD)) - n)); }
280:
281: static inline void r1
282: (
283: DWORD *A,
284: DWORD T
285: )
286: {
287: A[4] = A[3];
288: A[3] = A[2];
289: A[2] = ROTATE_LEFT( A[1], 30 );
290: A[1] = A[0];
291: A[0] = T;
292: }
293:
294: static inline void r0
295: (
296: DWORD (*proc)(DWORD, DWORD, DWORD),
297: DWORD K,
298: DWORD P,
299: DWORD *A
300: )
301: {
302: const DWORD temp = ROTATE_LEFT( A[0], 5 ) + proc( A[1], A[2], A[3] ) + A[4] + P + K;
303: r1( A, temp );
304: /* A[4] = A[3];
305: A[3] = A[2];
306: A[2] = ROTATE_LEFT( A[1], 30 );
307: A[1] = A[0];
308: A[0] = temp; */
309: }
310:
311: //*********************************************************
312: // SHA1_IsValidContext
313: //*********************************************************
314: static
315: bool
316: SHA1_IsValidContext
317: (
318: const SHA1_CTX *context
319: )
320: {
321: VALID_TEST( context );
322: VALID_TEST( IsValidReadPtr( context, sizeof( *context ) ) );
323: VALID_TEST( (0 <= context->index) && (context->index < sizeof( context->buffer ) ) );
324:
325: return true;
326: }//SHA1_IsValidContext
327:
328: //*********************************************************
329: // SHA1_Transform
330: //*********************************************************
331: static
332: void
333: SHA1_Transform
334: (
335: SHA1_CTX *context,
336: const BYTE *src,
337: int length
338: )
339: {
340: ASSERT( 64 == length );
341:
342: DWORD work[ 5 ];
343: memcpy( work, context->state, sizeof( work ) );
344:
345: DWORD W[ 80 ];
346: memcpy( W, src, length );
347: byte_reverse( W, length );
348: {for( int i = 0; i < 16; ++i )
349: {
350: r0( f0, K0, W[ i ], work );
351: }}
352:
353: const struct
354: {
355: int num;
356: DWORD (*proc)(DWORD, DWORD, DWORD);
357: DWORD key;
358: }
359: step[] =
360: {
361: { 4, f0, K0 },
362: { 20, f1, K1 },
363: { 20, f2, K2 },
364: { 20, f3, K3 },
365: };
366: DWORD *p0 = &W[ 16 ];
367: DWORD *p1 = &W[ 13 ];
368: DWORD *p2 = &W[ 8 ];
369: DWORD *p3 = &W[ 2 ];
370: DWORD *p4 = &W[ 0 ];
371: {for( int i = 0; i < numof( step ); ++i )
372: {
373: {for( int j = 0; j < step[ i ].num; ++j )
374: {
375: *p0 = ROTATE_LEFT( (*p1 ^ *p2 ^ *p3 ^ *p4), 1 );
376: r0( step[ i ].proc, step[ i ].key, *p0, work );
377: p0++; p1++; p2++; p3++; p4++;
378: }}
379: }}
380:
381: //
382: {for( int i = 0; i < 5; ++i )
383: {
384: context->state[ i ] += work[ i ];
385: }}
386: }//SHA1_Transform
387:
388:
389: //******************************************************************************************************************
390: //
391: //******************************************************************************************************************
392: //*********************************************************
393: //
394: //*********************************************************
395: static
396: void
397: add_count
398: (
399: SHA1_CTX *context,
400: int nread
401: )
402: {
403: const int nbits = nread << 3;
404: context->length[ 1 ] += nbits;
405:
406: if ( context->length[ 1 ] < (unsigned int)nbits )
407: {
408: UNREACHCODE( "SHA1 overflow" );
409: context->length[ 0 ]++;
410: }
411: }//add_count
412:
413: //*********************************************************
414: // byte_reverse
415: //*********************************************************
416: static
417: void
418: byte_reverse
419: (
420: DWORD *buffer,
421: int count
422: )
423: {
424: count /= sizeof( DWORD );
425: {for( int i = 0; i < count; ++i )
426: {
427: const DWORD value = ( buffer[ i ] << 16 ) | ( buffer[ i ] >> 16 );
428: buffer[ i ] = ( ( value & 0xFF00FF00L ) >> 8 ) | ( ( value & 0x00FF00FFL ) << 8 );
429: }}
430:
431: }//byte_reverse
432:
433:
434: //******************************************************************************************************************
435: // TEST
436: //******************************************************************************************************************
437:
438:
439: #ifdef _DEBUG // デバッグ時のみ
440:
441:
442: //*********************************************************
443: // test_sha1
444: //*********************************************************
445: DEFINE_TESTPROC( test_sha1 )
446: {
447: //---------------------------------------------------------
448: // 定数 の テスト
449: //---------------------------------------------------------
450:
451: //---------------------------------------------------------
452: // ファイルスコープ関数 の テスト
453: //---------------------------------------------------------
454:
455: //---------------------------------------------------------
456: // 公開関数 の テスト
457: //---------------------------------------------------------
458:
459: static const BYTE testcase[] =
460: {
461: 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff, 0x00, 0x11, 0x22, 0x33,
462: 0xdd, 0x6a, 0xc7, 0x8e, 0xb3, 0x98, 0xf3, 0xde, 0x0b, 0x9d, 0xa8, 0xcd, 0xc5, 0xa9, 0x72, 0xca, 0x43, 0x78, 0x5b, 0xd8,
463: 0x80, 0x26, 0x77, 0x90, 0x53, 0x35, 0x91, 0x83, 0x77, 0x22, 0xdd, 0x79, 0x30, 0x41, 0xb1, 0x89, 0xd6, 0x5c, 0xe7, 0x8b,
464: 0xa1, 0xab, 0xd5, 0x78, 0x73, 0xb3, 0xb0, 0x30, 0x72, 0xef, 0x42, 0x97, 0xc2, 0xf6, 0x9b, 0x39, 0x1d, 0x50, 0x70, 0x82,
465: 0xd0, 0x31, 0x92, 0x0b, 0x81, 0xe2, 0xc3, 0x56, 0x5b, 0x28, 0xd0, 0xd6, 0xa9, 0x6c, 0x66, 0x36, 0xcf, 0x60, 0x39, 0x64,
466: 0x4f, 0x87, 0x02, 0x37, 0xd8, 0xc0, 0x8b, 0x5d, 0x14, 0xa2, 0x88, 0x8a, 0xdf, 0x81, 0x4f, 0x38, 0xde, 0xc1, 0x63, 0x68,
467: 0x5a, 0xa7, 0x90, 0x71, 0xe5, 0xe3, 0xeb, 0x53, 0x5a, 0x61, 0x41, 0x1b, 0xa5, 0x53, 0x17, 0xe7, 0x7d, 0x25, 0x0b, 0xd7,
468: 0xc0, 0x8d, 0x8f, 0x08, 0x1b, 0x13, 0xb5, 0xf3, 0x2d, 0x9a, 0x71, 0xc4, 0x2e, 0x85, 0x1f, 0x26, 0x04, 0x6d, 0xd1, 0xe9,
469: 0xa3, 0xd1, 0x27, 0x73, 0x44, 0xc9, 0xa4, 0x3e, 0x7e, 0xd3, 0xad, 0xed, 0x4f, 0xed, 0x3f, 0x67, 0xcd, 0x7b, 0xb8, 0xc8,
470: 0x07, 0xb5, 0x63, 0x7b, 0x3b, 0x49, 0xda, 0xf8, 0x2f, 0x5c, 0xf8, 0xa5, 0x0c, 0xbf, 0x54, 0x46, 0xc2, 0xa4, 0x79, 0xd8,
471: 0xaf, 0x92, 0xab, 0x4d, 0x4b, 0x17, 0x8e, 0x37, 0x23, 0x7a, 0xec, 0x1d, 0x42, 0x67, 0xb7, 0x27, 0xea, 0xea, 0x39, 0xca,
472: 0x88, 0x64, 0x03, 0xa2, 0xe7, 0x68, 0xe2, 0xc2, 0x78, 0xf7, 0x99, 0xdf, 0xbc, 0x9a, 0xc1, 0x24, 0x21, 0x28, 0xcf, 0xd5,
473: 0xdd, 0x1b, 0x25, 0x88, 0x68, 0x6b, 0xed, 0x55, 0x3c, 0xa1, 0x8a, 0x8e, 0x5e, 0x18, 0x19, 0x39, 0x69, 0x4d, 0x72, 0x1f,
474: 0xb0, 0x70, 0x91, 0xcb, 0x5a, 0x4c, 0x8b, 0x77, 0x28, 0xcc, 0x46, 0x63, 0x5d, 0x13, 0xc8, 0x4e, 0x52, 0xc9, 0x6e, 0x4c,
475: 0x75, 0xe0, 0x65, 0xbf, 0xbf, 0x47, 0xce, 0x50, 0xbc, 0x9c, 0xc6, 0xaf, 0xb0, 0x35, 0xe8, 0x34, 0xd0, 0x81, 0xd9, 0x0a,
476: 0x15, 0xf2, 0x55, 0x77, 0xa8, 0xa3, 0xdb, 0x04, 0x71, 0x74, 0x13, 0x63, 0xaa, 0xcf, 0xe5, 0x3b, 0x97, 0x85, 0xd8, 0xc0,
477: 0x3c, 0xce, 0x9e, 0xb9, 0x61, 0x28, 0x69, 0xe5, 0xf0, 0x7b, 0xc1, 0x13, 0xa5, 0x49, 0x29, 0xf0, 0xae, 0xfc, 0x8b, 0xab,
478: 0x1b, 0x10, 0xe6, 0xc8, 0xe3, 0xcd, 0x6b, 0x51, 0x31, 0xae, 0x48, 0xe9, 0x0c, 0x40, 0xaa, 0x10, 0x6b, 0xd6, 0x81, 0x65,
479: 0x26, 0xc1, 0x29, 0xf0, 0x82, 0x30, 0x6b, 0xc1, 0x63, 0x24, 0x49, 0xc7, 0x29, 0x62, 0xf9, 0x8b, 0x55, 0xb1, 0xf0, 0xc5,
480: 0xa3, 0x45, 0x7a, 0xea, 0x55, 0x59, 0x60, 0xa9, 0x03, 0x12, 0x20, 0xf3, 0x97, 0x38, 0xc2, 0xbe, 0x0d, 0xc2, 0xc8, 0xa2,
481: 0xd8, 0xf2, 0xd3, 0xf2, 0x65, 0x2e, 0x28, 0xe4, 0xbc, 0xae, 0x66, 0x59, 0xb7, 0xa4, 0x38, 0xb8, 0xe1, 0x0b, 0x6c, 0x54,
482: 0x1d, 0xd1, 0xef, 0x1b, 0xb7, 0x9e, 0x68, 0xc5, 0x6a, 0x7e, 0x5b, 0x1c, 0x37, 0xa6, 0x61, 0xfb, 0xb4, 0x64, 0x3a, 0x4d,
483: 0x80, 0xd8, 0xdf, 0xcb, 0x3c, 0x7d, 0x70, 0x8a, 0x91, 0xbb, 0x55, 0x66, 0x10, 0x14, 0xef, 0x77, 0xd2, 0x65, 0x4a, 0x20,
484: 0x11, 0x97, 0x69, 0xf1, 0xb5, 0x1b, 0xc3, 0x59, 0xef, 0xfe, 0xf9, 0x89, 0x42, 0x4e, 0x59, 0x66, 0x5e, 0xef, 0xcb, 0x3b,
485: 0x7f, 0xa0, 0x54, 0x47, 0x34, 0x31, 0x15, 0xa9, 0x85, 0x71, 0xd2, 0x5c, 0xc4, 0x4c, 0x49, 0xe9, 0xd5, 0x17, 0xdb, 0x5f,
486: 0x38, 0xb5, 0x26, 0x44, 0xbb, 0xd5, 0x8c, 0xe2, 0x05, 0x9b, 0x7c, 0x5c, 0x59, 0x22, 0xea, 0xda, 0x80, 0xce, 0xb0, 0xd0,
487: 0x62, 0x22, 0xa1, 0xf0, 0x6b, 0x69, 0xfd, 0x75, 0x9c, 0x13, 0xb6, 0x2c, 0x4a, 0x75, 0x65, 0xa4, 0x47, 0x1f, 0xe0, 0x07,
488: 0x42, 0x36, 0xc6, 0x34, 0xec, 0x62, 0x72, 0xb3, 0xea, 0x02, 0x3d, 0x9d, 0x95, 0x38, 0x89, 0xb7, 0x1d, 0xf4, 0xd2, 0xa3,
489: 0xde, 0xa4, 0x78, 0x77, 0x11, 0x4e, 0x03, 0xb0, 0xce, 0xca, 0xd1, 0xb4, 0x7e, 0x5d, 0x7d, 0x1b, 0x8d, 0xae, 0x00, 0x52,
490: 0x5f, 0x76, 0x09, 0x69, 0x3c, 0xe0, 0x49, 0x03, 0x40, 0xe7, 0x89, 0xc9, 0x75, 0x2b, 0x7d, 0xcb, 0xb2, 0x91, 0xc1, 0xef,
491: 0xca, 0xca, 0x73, 0xaf, 0x36, 0x93, 0x98, 0x20, 0xdf, 0x2a, 0x86, 0x52, 0x28, 0x69, 0x3b, 0xbc, 0x83, 0xe5, 0x92, 0xd4,
492: 0x8b, 0x62, 0xfc, 0x19, 0xd2, 0x8e, 0x6c, 0x85, 0x5a, 0xdc, 0x52, 0x6a, 0x4e, 0xd0, 0x23, 0xe0, 0xa6, 0x0a, 0xaa, 0xa2,
493: };
494:
495: // SHA1
496: SHA1_CTX *context = SHA1_CreateAlgorithm();
497:
498: // 一気にハッシュ
499: {for( int i = 1; (i * SHA1_HASHSIZE) < numof( testcase ); ++i )
500: {
501: SHA1_InitData( context );
502: SHA1_AddData( context, testcase, i * SHA1_HASHSIZE );
503:
504: BYTE sha[ SHA1_HASHSIZE ];
505: {for( int j = 1; j < numof( sha ); ++j )
506: {
507: SHA1_GetHash( context, sha, j );
508: VERIFY( 0 == memcmp( sha, testcase + (i * SHA1_HASHSIZE), j ) );
509: }}
510: }}
511:
512: // 徐々にハッシュ
513: SHA1_InitData( context );
514: {for( int i = 1; (i * SHA1_HASHSIZE) < numof( testcase ); ++i )
515: {
516: {for( int j = 0; j < SHA1_HASHSIZE; ++j )
517: {
518: SHA1_AddData( context, &testcase[ j + ((i-1) * SHA1_HASHSIZE) ], 1 );
519: }}
520:
521: BYTE sha[ SHA1_HASHSIZE ];
522: SHA1_GetHash( context, sha, numof( sha ) );
523: VERIFY( 0 == memcmp( sha, testcase + (i * SHA1_HASHSIZE), numof( sha ) ) );
524: }}
525:
526: VERIFY( SHA1_DestroyAlgorithm( context ) );
527:
528: }//test_sha1
529:
530:
531: #endif // #ifdef _DEBUG
532:
533:
534: //** end **
535:
参照：
| 水無瀬の部屋 > sample > tools > misc > sha1.cpp |
|---|
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水無瀬 優 postmaster@katsura-kotonoha.sakura.ne.jp
http://katsura-kotonoha.sakura.ne.jp/prog/code/tools/misc/sha1_cpp.shtml