ReactOS  0.4.15-dev-3428-g0609db5
entropy_poll.h
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1 
6 /*
7  * Copyright The Mbed TLS Contributors
8  * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
9  *
10  * This file is provided under the Apache License 2.0, or the
11  * GNU General Public License v2.0 or later.
12  *
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14  * Apache License 2.0:
15  *
16  * Licensed under the Apache License, Version 2.0 (the "License"); you may
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48  */
49 #ifndef MBEDTLS_ENTROPY_POLL_H
50 #define MBEDTLS_ENTROPY_POLL_H
51 
52 #if !defined(MBEDTLS_CONFIG_FILE)
53 #include "config.h"
54 #else
55 #include MBEDTLS_CONFIG_FILE
56 #endif
57 
58 #include <stddef.h>
59 
60 #ifdef __cplusplus
61 extern "C" {
62 #endif
63 
64 /*
65  * Default thresholds for built-in sources, in bytes
66  */
67 #define MBEDTLS_ENTROPY_MIN_PLATFORM 32
68 #define MBEDTLS_ENTROPY_MIN_HAVEGE 32
69 #define MBEDTLS_ENTROPY_MIN_HARDCLOCK 4
70 #if !defined(MBEDTLS_ENTROPY_MIN_HARDWARE)
71 #define MBEDTLS_ENTROPY_MIN_HARDWARE 32
72 #endif
73 
77 #if defined(MBEDTLS_TEST_NULL_ENTROPY)
78  int mbedtls_null_entropy_poll( void *data,
79  unsigned char *output, size_t len, size_t *olen );
80 #endif
81 
82 #if !defined(MBEDTLS_NO_PLATFORM_ENTROPY)
83 
87  unsigned char *output, size_t len, size_t *olen );
88 #endif
89 
90 #if defined(MBEDTLS_HAVEGE_C)
91 
96 int mbedtls_havege_poll( void *data,
97  unsigned char *output, size_t len, size_t *olen );
98 #endif
99 
100 #if defined(MBEDTLS_TIMING_C)
101 
104 int mbedtls_hardclock_poll( void *data,
105  unsigned char *output, size_t len, size_t *olen );
106 #endif
107 
108 #if defined(MBEDTLS_ENTROPY_HARDWARE_ALT)
109 
117 int mbedtls_hardware_poll( void *data,
118  unsigned char *output, size_t len, size_t *olen );
119 #endif
120 
121 #if defined(MBEDTLS_ENTROPY_NV_SEED)
122 
127 int mbedtls_nv_seed_poll( void *data,
128  unsigned char *output, size_t len, size_t *olen );
129 #endif
130 
131 #ifdef __cplusplus
132 }
133 #endif
134 
135 #endif /* entropy_poll.h */
static UCHAR ULONG UCHAR ULONG UCHAR * output
Definition: bcrypt.c:29
int mbedtls_platform_entropy_poll(void *data, unsigned char *output, size_t len, size_t *olen)
Entropy poll callback that provides 0 entropy.
int mbedtls_hardclock_poll(void *data, unsigned char *output, size_t len, size_t *olen)
mbedtls_timing_hardclock-based entropy poll callback
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
Definition: gl.h:1950
GLenum GLsizei len
Definition: glext.h:6722