ripemd160.h 3.5 KB

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  1. /**
  2. * \file ripemd160.h
  3. *
  4. * \brief RIPE MD-160 message digest
  5. *
  6. * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
  7. * SPDX-License-Identifier: Apache-2.0
  8. *
  9. * Licensed under the Apache License, Version 2.0 (the "License"); you may
  10. * not use this file except in compliance with the License.
  11. * You may obtain a copy of the License at
  12. *
  13. * http://www.apache.org/licenses/LICENSE-2.0
  14. *
  15. * Unless required by applicable law or agreed to in writing, software
  16. * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  17. * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18. * See the License for the specific language governing permissions and
  19. * limitations under the License.
  20. *
  21. * This file is part of mbed TLS (https://tls.mbed.org)
  22. */
  23. #ifndef MBEDTLS_RIPEMD160_H
  24. #define MBEDTLS_RIPEMD160_H
  25. #if !defined(MBEDTLS_CONFIG_FILE)
  26. #include "config.h"
  27. #else
  28. #include MBEDTLS_CONFIG_FILE
  29. #endif
  30. #include <stddef.h>
  31. #include <stdint.h>
  32. #if !defined(MBEDTLS_RIPEMD160_ALT)
  33. // Regular implementation
  34. //
  35. #ifdef __cplusplus
  36. extern "C" {
  37. #endif
  38. /**
  39. * \brief RIPEMD-160 context structure
  40. */
  41. typedef struct
  42. {
  43. uint32_t total[2]; /*!< number of bytes processed */
  44. uint32_t state[5]; /*!< intermediate digest state */
  45. unsigned char buffer[64]; /*!< data block being processed */
  46. }
  47. mbedtls_ripemd160_context;
  48. /**
  49. * \brief Initialize RIPEMD-160 context
  50. *
  51. * \param ctx RIPEMD-160 context to be initialized
  52. */
  53. void mbedtls_ripemd160_init( mbedtls_ripemd160_context *ctx );
  54. /**
  55. * \brief Clear RIPEMD-160 context
  56. *
  57. * \param ctx RIPEMD-160 context to be cleared
  58. */
  59. void mbedtls_ripemd160_free( mbedtls_ripemd160_context *ctx );
  60. /**
  61. * \brief Clone (the state of) an RIPEMD-160 context
  62. *
  63. * \param dst The destination context
  64. * \param src The context to be cloned
  65. */
  66. void mbedtls_ripemd160_clone( mbedtls_ripemd160_context *dst,
  67. const mbedtls_ripemd160_context *src );
  68. /**
  69. * \brief RIPEMD-160 context setup
  70. *
  71. * \param ctx context to be initialized
  72. */
  73. void mbedtls_ripemd160_starts( mbedtls_ripemd160_context *ctx );
  74. /**
  75. * \brief RIPEMD-160 process buffer
  76. *
  77. * \param ctx RIPEMD-160 context
  78. * \param input buffer holding the data
  79. * \param ilen length of the input data
  80. */
  81. void mbedtls_ripemd160_update( mbedtls_ripemd160_context *ctx,
  82. const unsigned char *input, size_t ilen );
  83. /**
  84. * \brief RIPEMD-160 final digest
  85. *
  86. * \param ctx RIPEMD-160 context
  87. * \param output RIPEMD-160 checksum result
  88. */
  89. void mbedtls_ripemd160_finish( mbedtls_ripemd160_context *ctx, unsigned char output[20] );
  90. /* Internal use */
  91. void mbedtls_ripemd160_process( mbedtls_ripemd160_context *ctx, const unsigned char data[64] );
  92. #ifdef __cplusplus
  93. }
  94. #endif
  95. #else /* MBEDTLS_RIPEMD160_ALT */
  96. #include "ripemd160.h"
  97. #endif /* MBEDTLS_RIPEMD160_ALT */
  98. #ifdef __cplusplus
  99. extern "C" {
  100. #endif
  101. /**
  102. * \brief Output = RIPEMD-160( input buffer )
  103. *
  104. * \param input buffer holding the data
  105. * \param ilen length of the input data
  106. * \param output RIPEMD-160 checksum result
  107. */
  108. void mbedtls_ripemd160( const unsigned char *input, size_t ilen,
  109. unsigned char output[20] );
  110. /**
  111. * \brief Checkup routine
  112. *
  113. * \return 0 if successful, or 1 if the test failed
  114. */
  115. int mbedtls_ripemd160_self_test( int verbose );
  116. #ifdef __cplusplus
  117. }
  118. #endif
  119. #endif /* mbedtls_ripemd160.h */