ReactOS 0.4.15-dev-7907-g95bf896
platform.h
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1
15/*
16 * Copyright The Mbed TLS Contributors
17 * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
18 *
19 * This file is provided under the Apache License 2.0, or the
20 * GNU General Public License v2.0 or later.
21 *
22 * **********
23 * Apache License 2.0:
24 *
25 * Licensed under the Apache License, Version 2.0 (the "License"); you may
26 * not use this file except in compliance with the License.
27 * You may obtain a copy of the License at
28 *
29 * http://www.apache.org/licenses/LICENSE-2.0
30 *
31 * Unless required by applicable law or agreed to in writing, software
32 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
33 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
34 * See the License for the specific language governing permissions and
35 * limitations under the License.
36 *
37 * **********
38 *
39 * **********
40 * GNU General Public License v2.0 or later:
41 *
42 * This program is free software; you can redistribute it and/or modify
43 * it under the terms of the GNU General Public License as published by
44 * the Free Software Foundation; either version 2 of the License, or
45 * (at your option) any later version.
46 *
47 * This program is distributed in the hope that it will be useful,
48 * but WITHOUT ANY WARRANTY; without even the implied warranty of
49 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
50 * GNU General Public License for more details.
51 *
52 * You should have received a copy of the GNU General Public License along
53 * with this program; if not, write to the Free Software Foundation, Inc.,
54 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
55 *
56 * **********
57 */
58#ifndef MBEDTLS_PLATFORM_H
59#define MBEDTLS_PLATFORM_H
60
61#if !defined(MBEDTLS_CONFIG_FILE)
62#include "config.h"
63#else
64#include MBEDTLS_CONFIG_FILE
65#endif
66
67#if defined(MBEDTLS_HAVE_TIME)
68#include "platform_time.h"
69#endif
70
71#define MBEDTLS_ERR_PLATFORM_HW_ACCEL_FAILED -0x0070
72#define MBEDTLS_ERR_PLATFORM_FEATURE_UNSUPPORTED -0x0072
74#ifdef __cplusplus
75extern "C" {
76#endif
77
86#if !defined(MBEDTLS_PLATFORM_NO_STD_FUNCTIONS)
87#include <stdio.h>
88#include <stdlib.h>
89#include <time.h>
90#if !defined(MBEDTLS_PLATFORM_STD_SNPRINTF)
91#if defined(_WIN32)
92#define MBEDTLS_PLATFORM_STD_SNPRINTF mbedtls_platform_win32_snprintf
93#else
94#define MBEDTLS_PLATFORM_STD_SNPRINTF snprintf
95#endif
96#endif
97#if !defined(MBEDTLS_PLATFORM_STD_PRINTF)
98#define MBEDTLS_PLATFORM_STD_PRINTF printf
99#endif
100#if !defined(MBEDTLS_PLATFORM_STD_FPRINTF)
101#define MBEDTLS_PLATFORM_STD_FPRINTF fprintf
102#endif
103#if !defined(MBEDTLS_PLATFORM_STD_CALLOC)
104#define MBEDTLS_PLATFORM_STD_CALLOC calloc
105#endif
106#if !defined(MBEDTLS_PLATFORM_STD_FREE)
107#define MBEDTLS_PLATFORM_STD_FREE free
108#endif
109#if !defined(MBEDTLS_PLATFORM_STD_EXIT)
110#define MBEDTLS_PLATFORM_STD_EXIT exit
111#endif
112#if !defined(MBEDTLS_PLATFORM_STD_TIME)
113#define MBEDTLS_PLATFORM_STD_TIME time
114#endif
115#if !defined(MBEDTLS_PLATFORM_STD_EXIT_SUCCESS)
116#define MBEDTLS_PLATFORM_STD_EXIT_SUCCESS EXIT_SUCCESS
117#endif
118#if !defined(MBEDTLS_PLATFORM_STD_EXIT_FAILURE)
119#define MBEDTLS_PLATFORM_STD_EXIT_FAILURE EXIT_FAILURE
120#endif
121#if defined(MBEDTLS_FS_IO)
122#if !defined(MBEDTLS_PLATFORM_STD_NV_SEED_READ)
123#define MBEDTLS_PLATFORM_STD_NV_SEED_READ mbedtls_platform_std_nv_seed_read
124#endif
125#if !defined(MBEDTLS_PLATFORM_STD_NV_SEED_WRITE)
126#define MBEDTLS_PLATFORM_STD_NV_SEED_WRITE mbedtls_platform_std_nv_seed_write
127#endif
128#if !defined(MBEDTLS_PLATFORM_STD_NV_SEED_FILE)
129#define MBEDTLS_PLATFORM_STD_NV_SEED_FILE "seedfile"
130#endif
131#endif /* MBEDTLS_FS_IO */
132#else /* MBEDTLS_PLATFORM_NO_STD_FUNCTIONS */
133#if defined(MBEDTLS_PLATFORM_STD_MEM_HDR)
134#include MBEDTLS_PLATFORM_STD_MEM_HDR
135#endif
136#endif /* MBEDTLS_PLATFORM_NO_STD_FUNCTIONS */
137
138
139/* \} name SECTION: Module settings */
140
141/*
142 * The function pointers for calloc and free.
143 */
144#if defined(MBEDTLS_PLATFORM_MEMORY)
145#if defined(MBEDTLS_PLATFORM_FREE_MACRO) && \
146 defined(MBEDTLS_PLATFORM_CALLOC_MACRO)
147#define mbedtls_free MBEDTLS_PLATFORM_FREE_MACRO
148#define mbedtls_calloc MBEDTLS_PLATFORM_CALLOC_MACRO
149#else
150/* For size_t */
151#include <stddef.h>
152extern void *mbedtls_calloc( size_t n, size_t size );
153extern void mbedtls_free( void *ptr );
154
164int mbedtls_platform_set_calloc_free( void * (*calloc_func)( size_t, size_t ),
165 void (*free_func)( void * ) );
166#endif /* MBEDTLS_PLATFORM_FREE_MACRO && MBEDTLS_PLATFORM_CALLOC_MACRO */
167#else /* !MBEDTLS_PLATFORM_MEMORY */
168#define mbedtls_free free
169#define mbedtls_calloc calloc
170#endif /* MBEDTLS_PLATFORM_MEMORY && !MBEDTLS_PLATFORM_{FREE,CALLOC}_MACRO */
171
172/*
173 * The function pointers for fprintf
174 */
175#if defined(MBEDTLS_PLATFORM_FPRINTF_ALT)
176/* We need FILE * */
177#include <stdio.h>
178extern int (*mbedtls_fprintf)( FILE *stream, const char *format, ... );
179
189int mbedtls_platform_set_fprintf( int (*fprintf_func)( FILE *stream, const char *,
190 ... ) );
191#else
192#if defined(MBEDTLS_PLATFORM_FPRINTF_MACRO)
193#define mbedtls_fprintf MBEDTLS_PLATFORM_FPRINTF_MACRO
194#else
195#define mbedtls_fprintf fprintf
196#endif /* MBEDTLS_PLATFORM_FPRINTF_MACRO */
197#endif /* MBEDTLS_PLATFORM_FPRINTF_ALT */
198
199/*
200 * The function pointers for printf
201 */
202#if defined(MBEDTLS_PLATFORM_PRINTF_ALT)
203extern int (*mbedtls_printf)( const char *format, ... );
204
214int mbedtls_platform_set_printf( int (*printf_func)( const char *, ... ) );
215#else /* !MBEDTLS_PLATFORM_PRINTF_ALT */
216#if defined(MBEDTLS_PLATFORM_PRINTF_MACRO)
217#define mbedtls_printf MBEDTLS_PLATFORM_PRINTF_MACRO
218#else
219#define mbedtls_printf printf
220#endif /* MBEDTLS_PLATFORM_PRINTF_MACRO */
221#endif /* MBEDTLS_PLATFORM_PRINTF_ALT */
222
223/*
224 * The function pointers for snprintf
225 *
226 * The snprintf implementation should conform to C99:
227 * - it *must* always correctly zero-terminate the buffer
228 * (except when n == 0, then it must leave the buffer untouched)
229 * - however it is acceptable to return -1 instead of the required length when
230 * the destination buffer is too short.
231 */
232#if defined(_WIN32)
233/* For Windows (inc. MSYS2), we provide our own fixed implementation */
234int mbedtls_platform_win32_snprintf( char *s, size_t n, const char *fmt, ... );
235#endif
236
237#if defined(MBEDTLS_PLATFORM_SNPRINTF_ALT)
238extern int (*mbedtls_snprintf)( char * s, size_t n, const char * format, ... );
239
248int mbedtls_platform_set_snprintf( int (*snprintf_func)( char * s, size_t n,
249 const char * format, ... ) );
250#else /* MBEDTLS_PLATFORM_SNPRINTF_ALT */
251#if defined(MBEDTLS_PLATFORM_SNPRINTF_MACRO)
252#define mbedtls_snprintf MBEDTLS_PLATFORM_SNPRINTF_MACRO
253#else
254#define mbedtls_snprintf MBEDTLS_PLATFORM_STD_SNPRINTF
255#endif /* MBEDTLS_PLATFORM_SNPRINTF_MACRO */
256#endif /* MBEDTLS_PLATFORM_SNPRINTF_ALT */
257
258/*
259 * The function pointers for exit
260 */
261#if defined(MBEDTLS_PLATFORM_EXIT_ALT)
262extern void (*mbedtls_exit)( int status );
263
273int mbedtls_platform_set_exit( void (*exit_func)( int status ) );
274#else
275#if defined(MBEDTLS_PLATFORM_EXIT_MACRO)
276#define mbedtls_exit MBEDTLS_PLATFORM_EXIT_MACRO
277#else
278#define mbedtls_exit exit
279#endif /* MBEDTLS_PLATFORM_EXIT_MACRO */
280#endif /* MBEDTLS_PLATFORM_EXIT_ALT */
281
282/*
283 * The default exit values
284 */
285#if defined(MBEDTLS_PLATFORM_STD_EXIT_SUCCESS)
286#define MBEDTLS_EXIT_SUCCESS MBEDTLS_PLATFORM_STD_EXIT_SUCCESS
287#else
288#define MBEDTLS_EXIT_SUCCESS 0
289#endif
290#if defined(MBEDTLS_PLATFORM_STD_EXIT_FAILURE)
291#define MBEDTLS_EXIT_FAILURE MBEDTLS_PLATFORM_STD_EXIT_FAILURE
292#else
293#define MBEDTLS_EXIT_FAILURE 1
294#endif
295
296/*
297 * The function pointers for reading from and writing a seed file to
298 * Non-Volatile storage (NV) in a platform-independent way
299 *
300 * Only enabled when the NV seed entropy source is enabled
301 */
302#if defined(MBEDTLS_ENTROPY_NV_SEED)
303#if !defined(MBEDTLS_PLATFORM_NO_STD_FUNCTIONS) && defined(MBEDTLS_FS_IO)
304/* Internal standard platform definitions */
305int mbedtls_platform_std_nv_seed_read( unsigned char *buf, size_t buf_len );
306int mbedtls_platform_std_nv_seed_write( unsigned char *buf, size_t buf_len );
307#endif
308
309#if defined(MBEDTLS_PLATFORM_NV_SEED_ALT)
310extern int (*mbedtls_nv_seed_read)( unsigned char *buf, size_t buf_len );
311extern int (*mbedtls_nv_seed_write)( unsigned char *buf, size_t buf_len );
312
322int mbedtls_platform_set_nv_seed(
323 int (*nv_seed_read_func)( unsigned char *buf, size_t buf_len ),
324 int (*nv_seed_write_func)( unsigned char *buf, size_t buf_len )
325 );
326#else
327#if defined(MBEDTLS_PLATFORM_NV_SEED_READ_MACRO) && \
328 defined(MBEDTLS_PLATFORM_NV_SEED_WRITE_MACRO)
329#define mbedtls_nv_seed_read MBEDTLS_PLATFORM_NV_SEED_READ_MACRO
330#define mbedtls_nv_seed_write MBEDTLS_PLATFORM_NV_SEED_WRITE_MACRO
331#else
332#define mbedtls_nv_seed_read mbedtls_platform_std_nv_seed_read
333#define mbedtls_nv_seed_write mbedtls_platform_std_nv_seed_write
334#endif
335#endif /* MBEDTLS_PLATFORM_NV_SEED_ALT */
336#endif /* MBEDTLS_ENTROPY_NV_SEED */
337
338#if !defined(MBEDTLS_PLATFORM_SETUP_TEARDOWN_ALT)
339
347{
348 char dummy;
349}
351
352#else
353#include "platform_alt.h"
354#endif /* !MBEDTLS_PLATFORM_SETUP_TEARDOWN_ALT */
355
387
388#ifdef __cplusplus
389}
390#endif
391
392#endif /* platform.h */
void(* free_func)(voidpf opaque, voidpf address)
Definition: zlib.h:54
unsigned int(__cdecl typeof(jpeg_read_scanlines))(struct jpeg_decompress_struct *
Definition: typeof.h:31
GLdouble s
Definition: gl.h:2039
GLint GLint GLsizei GLsizei GLsizei GLint GLenum format
Definition: gl.h:1546
GLsizeiptr size
Definition: glext.h:5919
GLdouble n
Definition: glext.h:7729
GLenum GLuint GLenum GLsizei const GLchar * buf
Definition: glext.h:7751
static PVOID ptr
Definition: dispmode.c:27
mbed TLS Platform time abstraction
void mbedtls_platform_teardown(mbedtls_platform_context *ctx)
This function performs any platform teardown operations.
#define mbedtls_free
Definition: platform.h:168
#define mbedtls_snprintf
Definition: platform.h:254
#define mbedtls_fprintf
Definition: platform.h:195
#define mbedtls_calloc
Definition: platform.h:169
#define mbedtls_exit
Definition: platform.h:278
int mbedtls_platform_setup(mbedtls_platform_context *ctx)
This function performs any platform-specific initialization operations.
#define mbedtls_printf
Definition: platform.h:219
Definition: dsound.c:943
The platform context structure.
Definition: platform.h:347
Definition: ps.c:97
Definition: parse.h:23