flash_utils.h File Reference

Utility functions, macros, and types for read-only memory. More...

Detailed Description

Utility functions, macros, and types for read-only memory.

Author

Marian Buschsieweke maria.nosp@m.n.bu.nosp@m.schsi.nosp@m.ewek.nosp@m.e@ovg.nosp@m.u.de

Definition in file flash_utils.h.

#include <stdio.h>
#include <string.h>
#include "cpu_conf.h"
#include "kernel_defines.h"

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Macros
#define	FLASH_ATTR   <IMPLEMTATION_DEFINED>
	C type qualifier required to place a variable in flash.
#define	PRIsflash   <IMPLEMTATION_DEFINED>
	Format specifier for printing FLASH CONST char * More...
#define	TO_FLASH(str_literal)   <IMPLEMTATION_DEFINED>
	Macro to allocate a string literal on flash and return a FLASH_ATTR const char * pointer to it Usage: More...
#define	FLASH_PUTS(x)   flash_puts(TO_FLASH(x))
	A convenience wrapper for flash_puts(TO_FLASH("str literal")) More...

Functions
int	flash_strcmp (const char *ram, FLASH_ATTR const char *flash)
	Like strcmp(), but the second string resides in flash. More...
int	flash_strncmp (const char *ram, FLASH_ATTR const char *flash, size_t n)
	Like strncmp(), but the first string resides in flash. More...
size_t	flash_strlen (FLASH_ATTR const char *flash)
	Like strlen(), but the string resides in flash. More...
char *	flash_strcpy (char *ram, FLASH_ATTR const char *flash)
	Like strcpy(), but the source flash resides in flash. More...
char *	flash_strncpy (char *ram, FLASH_ATTR const char *flash, size_t n)
	Like strncpy(), but the source flash resides in flash. More...
int	flash_printf (FLASH_ATTR const char *flash,...)
	Like printf(), but the format string resides in flash. More...
int	flash_vprintf (FLASH_ATTR const char *flash, va_list args)
	Like vprintf(), but the format string resides in flash. More...
int	flash_fprintf (FILE *stream, FLASH_ATTR const char *flash,...)
	Like fprintf(), but the format string resides in flash. More...
int	flash_vfprintf (FILE *stream, FLASH_ATTR const char *flash, va_list args)
	Like vfprintf(), but the format string resides in flash. More...
int	flash_snprintf (char *buf, size_t buf_len, FLASH_ATTR const char *flash,...)
	Like snprintf(), but the format string resides in flash. More...
int	flash_vsnprintf (char *buf, size_t buf_len, FLASH_ATTR const char *flash, va_list args)
	Like vsnprintf(), but the format string resides in flash. More...
void	flash_puts (FLASH_ATTR const char *flash)
	Like puts(), but the string resides in flash. More...
void *	flash_memcpy (void *dest, FLASH_ATTR const void *src, size_t n)
	Like memcpy(), but src resides in flash. More...
static void	flash_print_str (FLASH_ATTR const char *flash)
	Like flash_puts but without line break.