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[efi] Add efi_sprintf() and efi_vsprintf() 

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown 2017-04-12 15:01:56 +01:00
parent 6c7487d00d
commit a82f937485
1 changed files with 23 additions and 0 deletions
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23
src/include/ipxe/efi/efi_strings.h
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@ -20,4 +20,27 @@ extern int efi_vssnprintf ( wchar_t *wbuf, ssize_t swsize, const char *fmt,
extern int efi_ssnprintf ( wchar_t *wbuf, ssize_t swsize,
const char *fmt, ... );
/**
* Write a formatted string to a wide-character buffer
*
* @v wbuf Buffer into which to write the string
* @v fmt Format string
* @v args Arguments corresponding to the format string
* @ret wlen Length of formatted string (in wide characters)
*/
static inline int efi_vsprintf ( wchar_t *buf, const char *fmt, va_list args ) {
return efi_vsnprintf ( buf, ~( ( size_t ) 0 ), fmt, args );
}
/**
* Write a formatted string to a buffer
*
* @v wbuf Buffer into which to write the string
* @v fmt Format string
* @v ... Arguments corresponding to the format string
* @ret wlen Length of formatted string (in wide characters)
*/
#define efi_sprintf( buf, fmt, ... ) \
efi_snprintf ( (buf), ~( ( size_t ) 0 ), (fmt), ## __VA_ARGS__ )
#endif /* _IPXE_EFI_STRINGS_H */