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/* This is an example of a header file for platforms/compilers that do
* not come with stdint.h/stddef.h/stdbool.h/string.h. To use it, define
* PB_SYSTEM_HEADER as "pb_syshdr.h", including the quotes, and add the
* extra folder to your include path.
*
* It is very likely that you will need to customize this file to suit
* your platform. For any compiler that supports C99, this file should
* not be necessary.
*/
#ifndef _PB_SYSHDR_H_
#define _PB_SYSHDR_H_
/* stdint.h subset */
#ifdef HAVE_STDINT_H
#include <stdint.h>
#else
/* You will need to modify these to match the word size of your platform. */
typedef signed char int8_t;
typedef unsigned char uint8_t;
typedef signed short int16_t;
typedef unsigned short uint16_t;
typedef signed int int32_t;
typedef unsigned int uint32_t;
typedef signed long long int64_t;
typedef unsigned long long uint64_t;
#endif
/* stddef.h subset */
#ifdef HAVE_STDDEF_H
#include <stddef.h>
#else
typedef uint32_t size_t;
#define offsetof(st, m) ((size_t)(&((st *)0)->m))
#ifndef NULL
#define NULL 0
#endif
#endif
/* stdbool.h subset */
#ifdef HAVE_STDBOOL_H
#include <stdbool.h>
#else
#ifndef __cplusplus
typedef int bool;
#define false 0
#define true 1
#endif
#endif
/* stdlib.h subset */
#ifdef PB_ENABLE_MALLOC
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#else
void *realloc(void *ptr, size_t size);
void free(void *ptr);
#endif
#endif
/* string.h subset */
#ifdef HAVE_STRING_H
#include <string.h>
#else
/* Implementations are from the Public Domain C Library (PDCLib). */
static size_t strlen( const char * s )
{
size_t rc = 0;
while ( s[rc] )
{
++rc;
}
return rc;
}
static void * memcpy( void *s1, const void *s2, size_t n )
{
char * dest = (char *) s1;
const char * src = (const char *) s2;
while ( n-- )
{
*dest++ = *src++;
}
return s1;
}
static void * memset( void * s, int c, size_t n )
{
unsigned char * p = (unsigned char *) s;
while ( n-- )
{
*p++ = (unsigned char) c;
}
return s;
}
#endif
#endif
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