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add POLARSSL_PLATFORM_EXIT_ALT

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This commit is contained in:
Rich Evans 2015-01-30 12:01:34 +00:00
parent 6aa04bcd85
commit c39cb4986b
3 changed files with 56 additions and 3 deletions
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6
include/polarssl/config.h
View File

@ -168,6 +168,7 @@
//#define POLARSSL_PLATFORM_SNPRINTF_ALT
//#define POLARSSL_PLATFORM_PRINTF_ALT
//#define POLARSSL_PLATFORM_FPRINTF_ALT
//#define POLARSSL_PLATFORM_EXIT_ALT
/* \} name SECTION: System support */
/**
@ -1894,7 +1895,7 @@
* \def POLARSSL_PLATFORM_C
*
* Enable the platform abstraction layer that allows you to re-assign
* functions like malloc(), free(), snprintf(), printf(), fprintf()
* functions like malloc(), free(), snprintf(), printf(), fprintf(), exit()
*
* Module: library/platform.c
* Caller: Most other .c files
@ -2242,9 +2243,10 @@
//#define POLARSSL_PLATFORM_STD_MEM_HDR <stdlib.h> /**< Header to include if POLARSSL_PLATFORM_NO_STD_FUNCTIONS is defined. Don't define if no header is needed. */
//#define POLARSSL_PLATFORM_STD_MALLOC malloc /**< Default allocator to use, can be undefined */
//#define POLARSSL_PLATFORM_STD_FREE free /**< Default free to use, can be undefined */
//#define POLARSSL_PLATFORM_STD_SNPRINTF snprintf /**< Default snprintf to use, can be undefined */
//#define POLARSSL_PLATFORM_STD_SNPRINTF snprintf /**< Default snprintf to use, can be undefined */
//#define POLARSSL_PLATFORM_STD_PRINTF printf /**< Default printf to use, can be undefined */
//#define POLARSSL_PLATFORM_STD_FPRINTF fprintf /**< Default fprintf to use, can be undefined */
//#define POLARSSL_PLATFORM_STD_EXIT exit /**< Default exit to use, can be undefined */
/* SSL Cache options */
//#define SSL_CACHE_DEFAULT_TIMEOUT 86400 /**< 1 day */

30
include/polarssl/platform.h
View File

@ -65,6 +65,9 @@ extern "C" {
#if !defined(POLARSSL_PLATFORM_STD_FREE)
#define POLARSSL_PLATFORM_STD_FREE free /**< Default free to use */
#endif
#if !defined(POLARSSL_PLATFORM_STD_EXIT)
#define POLARSSL_PLATFORM_STD_EXIT exit /**< Default free to use */
#endif
#else /* POLARSSL_PLATFORM_NO_STD_FUNCTIONS */
#if defined(POLARSSL_PLATFORM_STD_MEM_HDR)
#include POLARSSL_PLATFORM_STD_MEM_HDR
@ -138,11 +141,36 @@ int platform_set_printf( int (*printf_func)( const char *, ... ) );
#if defined(POLARSSL_PLATFORM_FPRINTF_ALT)
extern int (*polarssl_fprintf)( FILE *stream, const char *format, ... );
/**
* \brief Set your own fprintf function pointer
*
* \param fprintf_func the fprintf function implementation
*
* \return 0
*/
int platform_set_fprintf( int (*fprintf_func)( FILE *stream, const char *,
... ) );
#else
#define polarssl_fprintf fprintf
#endif
#endif /* POLARSSL_PLATFORM_FPRINTF_ALT */
/*
* The function pointers for exit
*/
#if defined(POLARSSL_PLATFORM_EXIT_ALT)
extern void (*polarssl_exit)( int status );
/**
* \brief Set your own exit function pointer
*
* \param exit_func the exit function implementation
*
* \return 0
*/
int platform_set_exit( void (*exit_func)( int status ) );
#else
#define polarssl_exit exit
#endif /* POLARSSL_PLATFORM_EXIT_ALT */
#ifdef __cplusplus
}

23
library/platform.c
View File

@ -140,4 +140,27 @@ int platform_set_fprintf( int (*fprintf_func)( FILE *, const char *, ... ) )
}
#endif /* POLARSSL_PLATFORM_FPRINTF_ALT */
#if defined(POLARSSL_PLATFORM_EXIT_ALT)
#if !defined(POLARSSL_STD_EXIT)
/*
* Make dummy function to prevent NULL pointer dereferences
*/
static void platform_exit_uninit( int status )
{
((void) status);
return( 0 );
}
#define POLARSSL_STD_EXIT platform_exit_uninit
#endif /* !POLARSSL_STD_EXIT */
int (*polarssl_exit)( int status ) = POLARSSL_STD_EXIT;
int platform_set_exit( void (*exit_func)( int status ) )
{
polarssl_exit = exit_func;
return( 0 );
}
#endif /* POLARSSL_PLATFORM_EXIT_ALT */
#endif /* POLARSSL_PLATFORM_C */