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Diffstat (limited to 'lib/mbedtls-2.27.0/library/platform.c')
-rw-r--r--lib/mbedtls-2.27.0/library/platform.c386
1 files changed, 0 insertions, 386 deletions
diff --git a/lib/mbedtls-2.27.0/library/platform.c b/lib/mbedtls-2.27.0/library/platform.c
deleted file mode 100644
index e742fde..0000000
--- a/lib/mbedtls-2.27.0/library/platform.c
+++ /dev/null
@@ -1,386 +0,0 @@
-/*
- * Platform abstraction layer
- *
- * Copyright The Mbed TLS Contributors
- * SPDX-License-Identifier: Apache-2.0
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may
- * not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "common.h"
-
-#if defined(MBEDTLS_PLATFORM_C)
-
-#include "mbedtls/platform.h"
-#include "mbedtls/platform_util.h"
-#include "mbedtls/error.h"
-
-/* The compile time configuration of memory allocation via the macros
- * MBEDTLS_PLATFORM_{FREE/CALLOC}_MACRO takes precedence over the runtime
- * configuration via mbedtls_platform_set_calloc_free(). So, omit everything
- * related to the latter if MBEDTLS_PLATFORM_{FREE/CALLOC}_MACRO are defined. */
-#if defined(MBEDTLS_PLATFORM_MEMORY) && \
- !( defined(MBEDTLS_PLATFORM_CALLOC_MACRO) && \
- defined(MBEDTLS_PLATFORM_FREE_MACRO) )
-
-#if !defined(MBEDTLS_PLATFORM_STD_CALLOC)
-static void *platform_calloc_uninit( size_t n, size_t size )
-{
- ((void) n);
- ((void) size);
- return( NULL );
-}
-
-#define MBEDTLS_PLATFORM_STD_CALLOC platform_calloc_uninit
-#endif /* !MBEDTLS_PLATFORM_STD_CALLOC */
-
-#if !defined(MBEDTLS_PLATFORM_STD_FREE)
-static void platform_free_uninit( void *ptr )
-{
- ((void) ptr);
-}
-
-#define MBEDTLS_PLATFORM_STD_FREE platform_free_uninit
-#endif /* !MBEDTLS_PLATFORM_STD_FREE */
-
-static void * (*mbedtls_calloc_func)( size_t, size_t ) = MBEDTLS_PLATFORM_STD_CALLOC;
-static void (*mbedtls_free_func)( void * ) = MBEDTLS_PLATFORM_STD_FREE;
-
-void * mbedtls_calloc( size_t nmemb, size_t size )
-{
- return (*mbedtls_calloc_func)( nmemb, size );
-}
-
-void mbedtls_free( void * ptr )
-{
- (*mbedtls_free_func)( ptr );
-}
-
-int mbedtls_platform_set_calloc_free( void * (*calloc_func)( size_t, size_t ),
- void (*free_func)( void * ) )
-{
- mbedtls_calloc_func = calloc_func;
- mbedtls_free_func = free_func;
- return( 0 );
-}
-#endif /* MBEDTLS_PLATFORM_MEMORY &&
- !( defined(MBEDTLS_PLATFORM_CALLOC_MACRO) &&
- defined(MBEDTLS_PLATFORM_FREE_MACRO) ) */
-
-#if defined(MBEDTLS_PLATFORM_HAS_NON_CONFORMING_SNPRINTF)
-#include <stdarg.h>
-int mbedtls_platform_win32_snprintf( char *s, size_t n, const char *fmt, ... )
-{
- int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
- va_list argp;
-
- va_start( argp, fmt );
- ret = mbedtls_vsnprintf( s, n, fmt, argp );
- va_end( argp );
-
- return( ret );
-}
-#endif
-
-#if defined(MBEDTLS_PLATFORM_SNPRINTF_ALT)
-#if !defined(MBEDTLS_PLATFORM_STD_SNPRINTF)
-/*
- * Make dummy function to prevent NULL pointer dereferences
- */
-static int platform_snprintf_uninit( char * s, size_t n,
- const char * format, ... )
-{
- ((void) s);
- ((void) n);
- ((void) format);
- return( 0 );
-}
-
-#define MBEDTLS_PLATFORM_STD_SNPRINTF platform_snprintf_uninit
-#endif /* !MBEDTLS_PLATFORM_STD_SNPRINTF */
-
-int (*mbedtls_snprintf)( char * s, size_t n,
- const char * format,
- ... ) = MBEDTLS_PLATFORM_STD_SNPRINTF;
-
-int mbedtls_platform_set_snprintf( int (*snprintf_func)( char * s, size_t n,
- const char * format,
- ... ) )
-{
- mbedtls_snprintf = snprintf_func;
- return( 0 );
-}
-#endif /* MBEDTLS_PLATFORM_SNPRINTF_ALT */
-
-#if defined(MBEDTLS_PLATFORM_HAS_NON_CONFORMING_VSNPRINTF)
-#include <stdarg.h>
-int mbedtls_platform_win32_vsnprintf( char *s, size_t n, const char *fmt, va_list arg )
-{
- int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
-
- /* Avoid calling the invalid parameter handler by checking ourselves */
- if( s == NULL || n == 0 || fmt == NULL )
- return( -1 );
-
-#if defined(_TRUNCATE)
- ret = vsnprintf_s( s, n, _TRUNCATE, fmt, arg );
-#else
- ret = vsnprintf( s, n, fmt, arg );
- if( ret < 0 || (size_t) ret == n )
- {
- s[n-1] = '\0';
- ret = -1;
- }
-#endif
-
- return( ret );
-}
-#endif
-
-#if defined(MBEDTLS_PLATFORM_VSNPRINTF_ALT)
-#if !defined(MBEDTLS_PLATFORM_STD_VSNPRINTF)
-/*
- * Make dummy function to prevent NULL pointer dereferences
- */
-static int platform_vsnprintf_uninit( char * s, size_t n,
- const char * format, va_list arg )
-{
- ((void) s);
- ((void) n);
- ((void) format);
- ((void) arg);
- return( -1 );
-}
-
-#define MBEDTLS_PLATFORM_STD_VSNPRINTF platform_vsnprintf_uninit
-#endif /* !MBEDTLS_PLATFORM_STD_VSNPRINTF */
-
-int (*mbedtls_vsnprintf)( char * s, size_t n,
- const char * format,
- va_list arg ) = MBEDTLS_PLATFORM_STD_VSNPRINTF;
-
-int mbedtls_platform_set_vsnprintf( int (*vsnprintf_func)( char * s, size_t n,
- const char * format,
- va_list arg ) )
-{
- mbedtls_vsnprintf = vsnprintf_func;
- return( 0 );
-}
-#endif /* MBEDTLS_PLATFORM_VSNPRINTF_ALT */
-
-#if defined(MBEDTLS_PLATFORM_PRINTF_ALT)
-#if !defined(MBEDTLS_PLATFORM_STD_PRINTF)
-/*
- * Make dummy function to prevent NULL pointer dereferences
- */
-static int platform_printf_uninit( const char *format, ... )
-{
- ((void) format);
- return( 0 );
-}
-
-#define MBEDTLS_PLATFORM_STD_PRINTF platform_printf_uninit
-#endif /* !MBEDTLS_PLATFORM_STD_PRINTF */
-
-int (*mbedtls_printf)( const char *, ... ) = MBEDTLS_PLATFORM_STD_PRINTF;
-
-int mbedtls_platform_set_printf( int (*printf_func)( const char *, ... ) )
-{
- mbedtls_printf = printf_func;
- return( 0 );
-}
-#endif /* MBEDTLS_PLATFORM_PRINTF_ALT */
-
-#if defined(MBEDTLS_PLATFORM_FPRINTF_ALT)
-#if !defined(MBEDTLS_PLATFORM_STD_FPRINTF)
-/*
- * Make dummy function to prevent NULL pointer dereferences
- */
-static int platform_fprintf_uninit( FILE *stream, const char *format, ... )
-{
- ((void) stream);
- ((void) format);
- return( 0 );
-}
-
-#define MBEDTLS_PLATFORM_STD_FPRINTF platform_fprintf_uninit
-#endif /* !MBEDTLS_PLATFORM_STD_FPRINTF */
-
-int (*mbedtls_fprintf)( FILE *, const char *, ... ) =
- MBEDTLS_PLATFORM_STD_FPRINTF;
-
-int mbedtls_platform_set_fprintf( int (*fprintf_func)( FILE *, const char *, ... ) )
-{
- mbedtls_fprintf = fprintf_func;
- return( 0 );
-}
-#endif /* MBEDTLS_PLATFORM_FPRINTF_ALT */
-
-#if defined(MBEDTLS_PLATFORM_EXIT_ALT)
-#if !defined(MBEDTLS_PLATFORM_STD_EXIT)
-/*
- * Make dummy function to prevent NULL pointer dereferences
- */
-static void platform_exit_uninit( int status )
-{
- ((void) status);
-}
-
-#define MBEDTLS_PLATFORM_STD_EXIT platform_exit_uninit
-#endif /* !MBEDTLS_PLATFORM_STD_EXIT */
-
-void (*mbedtls_exit)( int status ) = MBEDTLS_PLATFORM_STD_EXIT;
-
-int mbedtls_platform_set_exit( void (*exit_func)( int status ) )
-{
- mbedtls_exit = exit_func;
- return( 0 );
-}
-#endif /* MBEDTLS_PLATFORM_EXIT_ALT */
-
-#if defined(MBEDTLS_HAVE_TIME)
-
-#if defined(MBEDTLS_PLATFORM_TIME_ALT)
-#if !defined(MBEDTLS_PLATFORM_STD_TIME)
-/*
- * Make dummy function to prevent NULL pointer dereferences
- */
-static mbedtls_time_t platform_time_uninit( mbedtls_time_t* timer )
-{
- ((void) timer);
- return( 0 );
-}
-
-#define MBEDTLS_PLATFORM_STD_TIME platform_time_uninit
-#endif /* !MBEDTLS_PLATFORM_STD_TIME */
-
-mbedtls_time_t (*mbedtls_time)( mbedtls_time_t* timer ) = MBEDTLS_PLATFORM_STD_TIME;
-
-int mbedtls_platform_set_time( mbedtls_time_t (*time_func)( mbedtls_time_t* timer ) )
-{
- mbedtls_time = time_func;
- return( 0 );
-}
-#endif /* MBEDTLS_PLATFORM_TIME_ALT */
-
-#endif /* MBEDTLS_HAVE_TIME */
-
-#if defined(MBEDTLS_ENTROPY_NV_SEED)
-#if !defined(MBEDTLS_PLATFORM_NO_STD_FUNCTIONS) && defined(MBEDTLS_FS_IO)
-/* Default implementations for the platform independent seed functions use
- * standard libc file functions to read from and write to a pre-defined filename
- */
-int mbedtls_platform_std_nv_seed_read( unsigned char *buf, size_t buf_len )
-{
- FILE *file;
- size_t n;
-
- if( ( file = fopen( MBEDTLS_PLATFORM_STD_NV_SEED_FILE, "rb" ) ) == NULL )
- return( -1 );
-
- if( ( n = fread( buf, 1, buf_len, file ) ) != buf_len )
- {
- fclose( file );
- mbedtls_platform_zeroize( buf, buf_len );
- return( -1 );
- }
-
- fclose( file );
- return( (int)n );
-}
-
-int mbedtls_platform_std_nv_seed_write( unsigned char *buf, size_t buf_len )
-{
- FILE *file;
- size_t n;
-
- if( ( file = fopen( MBEDTLS_PLATFORM_STD_NV_SEED_FILE, "w" ) ) == NULL )
- return -1;
-
- if( ( n = fwrite( buf, 1, buf_len, file ) ) != buf_len )
- {
- fclose( file );
- return -1;
- }
-
- fclose( file );
- return( (int)n );
-}
-#endif /* MBEDTLS_PLATFORM_NO_STD_FUNCTIONS */
-
-#if defined(MBEDTLS_PLATFORM_NV_SEED_ALT)
-#if !defined(MBEDTLS_PLATFORM_STD_NV_SEED_READ)
-/*
- * Make dummy function to prevent NULL pointer dereferences
- */
-static int platform_nv_seed_read_uninit( unsigned char *buf, size_t buf_len )
-{
- ((void) buf);
- ((void) buf_len);
- return( -1 );
-}
-
-#define MBEDTLS_PLATFORM_STD_NV_SEED_READ platform_nv_seed_read_uninit
-#endif /* !MBEDTLS_PLATFORM_STD_NV_SEED_READ */
-
-#if !defined(MBEDTLS_PLATFORM_STD_NV_SEED_WRITE)
-/*
- * Make dummy function to prevent NULL pointer dereferences
- */
-static int platform_nv_seed_write_uninit( unsigned char *buf, size_t buf_len )
-{
- ((void) buf);
- ((void) buf_len);
- return( -1 );
-}
-
-#define MBEDTLS_PLATFORM_STD_NV_SEED_WRITE platform_nv_seed_write_uninit
-#endif /* !MBEDTLS_PLATFORM_STD_NV_SEED_WRITE */
-
-int (*mbedtls_nv_seed_read)( unsigned char *buf, size_t buf_len ) =
- MBEDTLS_PLATFORM_STD_NV_SEED_READ;
-int (*mbedtls_nv_seed_write)( unsigned char *buf, size_t buf_len ) =
- MBEDTLS_PLATFORM_STD_NV_SEED_WRITE;
-
-int mbedtls_platform_set_nv_seed(
- int (*nv_seed_read_func)( unsigned char *buf, size_t buf_len ),
- int (*nv_seed_write_func)( unsigned char *buf, size_t buf_len ) )
-{
- mbedtls_nv_seed_read = nv_seed_read_func;
- mbedtls_nv_seed_write = nv_seed_write_func;
- return( 0 );
-}
-#endif /* MBEDTLS_PLATFORM_NV_SEED_ALT */
-#endif /* MBEDTLS_ENTROPY_NV_SEED */
-
-#if !defined(MBEDTLS_PLATFORM_SETUP_TEARDOWN_ALT)
-/*
- * Placeholder platform setup that does nothing by default
- */
-int mbedtls_platform_setup( mbedtls_platform_context *ctx )
-{
- (void)ctx;
-
- return( 0 );
-}
-
-/*
- * Placeholder platform teardown that does nothing by default
- */
-void mbedtls_platform_teardown( mbedtls_platform_context *ctx )
-{
- (void)ctx;
-}
-#endif /* MBEDTLS_PLATFORM_SETUP_TEARDOWN_ALT */
-
-#endif /* MBEDTLS_PLATFORM_C */