sha256.h

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00001 
00023 #ifndef MBEDTLS_SHA256_H
00024 #define MBEDTLS_SHA256_H
00025 
00026 #if !defined(MBEDTLS_CONFIG_FILE)
00027 #include "config.h"
00028 #else
00029 #include MBEDTLS_CONFIG_FILE
00030 #endif
00031 
00032 #include <stddef.h>
00033 #include <stdint.h>
00034 
00035 #if !defined(MBEDTLS_SHA256_ALT)
00036 // Regular implementation
00037 //
00038 
00039 #ifdef __cplusplus
00040 extern "C" {
00041 #endif
00042 
00046 typedef struct
00047 {
00048     uint32_t total[2];          
00049     uint32_t state[8];          
00050     unsigned char buffer[64];   
00051     int is224;                  
00052 }
00053 mbedtls_sha256_context;
00054 
00060 void mbedtls_sha256_init( mbedtls_sha256_context *ctx );
00061 
00067 void mbedtls_sha256_free( mbedtls_sha256_context *ctx );
00068 
00075 void mbedtls_sha256_clone( mbedtls_sha256_context *dst,
00076                            const mbedtls_sha256_context *src );
00077 
00084 void mbedtls_sha256_starts( mbedtls_sha256_context *ctx, int is224 );
00085 
00093 void mbedtls_sha256_update( mbedtls_sha256_context *ctx, const unsigned char *input,
00094                     size_t ilen );
00095 
00102 void mbedtls_sha256_finish( mbedtls_sha256_context *ctx, unsigned char output[32] );
00103 
00104 /* Internal use */
00105 void mbedtls_sha256_process( mbedtls_sha256_context *ctx, const unsigned char data[64] );
00106 
00107 #ifdef __cplusplus
00108 }
00109 #endif
00110 
00111 #else  /* MBEDTLS_SHA256_ALT */
00112 #include "sha256_alt.h"
00113 #endif /* MBEDTLS_SHA256_ALT */
00114 
00115 #ifdef __cplusplus
00116 extern "C" {
00117 #endif
00118 
00127 void mbedtls_sha256( const unsigned char *input, size_t ilen,
00128            unsigned char output[32], int is224 );
00129 
00135 int mbedtls_sha256_self_test( int verbose );
00136 
00137 #ifdef __cplusplus
00138 }
00139 #endif
00140 
00141 #endif /* mbedtls_sha256.h */

Generated on 11 Mar 2017 for mbed TLS v2.4.2 by  doxygen 1.4.7