entropy_poll.h

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00001 
00023 #ifndef MBEDTLS_ENTROPY_POLL_H
00024 #define MBEDTLS_ENTROPY_POLL_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 
00034 #ifdef __cplusplus
00035 extern "C" {
00036 #endif
00037 
00038 /*
00039  * Default thresholds for built-in sources, in bytes
00040  */
00041 #define MBEDTLS_ENTROPY_MIN_PLATFORM     32     
00042 #define MBEDTLS_ENTROPY_MIN_HAVEGE       32     
00043 #define MBEDTLS_ENTROPY_MIN_HARDCLOCK     4     
00044 #if !defined(MBEDTLS_ENTROPY_MIN_HARDWARE)
00045 #define MBEDTLS_ENTROPY_MIN_HARDWARE     32     
00046 #endif
00047 
00051 #if defined(MBEDTLS_TEST_NULL_ENTROPY)
00052     int mbedtls_null_entropy_poll( void *data,
00053                                 unsigned char *output, size_t len, size_t *olen );
00054 #endif
00055 
00056 #if !defined(MBEDTLS_NO_PLATFORM_ENTROPY)
00057 
00060 int mbedtls_platform_entropy_poll( void *data,
00061                            unsigned char *output, size_t len, size_t *olen );
00062 #endif
00063 
00064 #if defined(MBEDTLS_HAVEGE_C)
00065 
00070 int mbedtls_havege_poll( void *data,
00071                  unsigned char *output, size_t len, size_t *olen );
00072 #endif
00073 
00074 #if defined(MBEDTLS_TIMING_C)
00075 
00078 int mbedtls_hardclock_poll( void *data,
00079                     unsigned char *output, size_t len, size_t *olen );
00080 #endif
00081 
00082 #if defined(MBEDTLS_ENTROPY_HARDWARE_ALT)
00083 
00091 int mbedtls_hardware_poll( void *data,
00092                            unsigned char *output, size_t len, size_t *olen );
00093 #endif
00094 
00095 #if defined(MBEDTLS_ENTROPY_NV_SEED)
00096 
00101 int mbedtls_nv_seed_poll( void *data,
00102                           unsigned char *output, size_t len, size_t *olen );
00103 #endif
00104 
00105 #ifdef __cplusplus
00106 }
00107 #endif
00108 
00109 #endif /* entropy_poll.h */

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