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author | fishsoupisgood <github@madingley.org> | 2019-04-29 01:17:54 +0100 |
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committer | fishsoupisgood <github@madingley.org> | 2019-05-27 03:43:43 +0100 |
commit | 3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch) | |
tree | 65ca85f13617aee1dce474596800950f266a456c /roms/ipxe/src/include/stdio.h | |
download | qemu-master.tar.gz qemu-master.tar.bz2 qemu-master.zip |
Diffstat (limited to 'roms/ipxe/src/include/stdio.h')
-rw-r--r-- | roms/ipxe/src/include/stdio.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/roms/ipxe/src/include/stdio.h b/roms/ipxe/src/include/stdio.h new file mode 100644 index 00000000..91840af5 --- /dev/null +++ b/roms/ipxe/src/include/stdio.h @@ -0,0 +1,51 @@ +#ifndef _STDIO_H +#define _STDIO_H + +FILE_LICENCE ( GPL2_OR_LATER ); + +#include <stdint.h> +#include <stdarg.h> + +extern void putchar ( int character ); + +extern int getchar ( void ); + +extern int __attribute__ (( format ( printf, 1, 2 ) )) +printf ( const char *fmt, ... ); + +extern int __attribute__ (( format ( printf, 3, 4 ) )) +snprintf ( char *buf, size_t size, const char *fmt, ... ); + +extern int __attribute__ (( format ( printf, 2, 3 ) )) +asprintf ( char **strp, const char *fmt, ... ); + +extern int vprintf ( const char *fmt, va_list args ); + +extern int vsnprintf ( char *buf, size_t size, const char *fmt, va_list args ); + +extern int vasprintf ( char **strp, const char *fmt, va_list args ); + +/** + * Write a formatted string to a buffer + * + * @v buf Buffer into which to write the string + * @v fmt Format string + * @v ... Arguments corresponding to the format string + * @ret len Length of formatted string + */ +#define sprintf( buf, fmt, ... ) \ + snprintf ( (buf), ~( ( size_t ) 0 ), (fmt), ## __VA_ARGS__ ) + +/** + * Write a formatted string to a buffer + * + * @v buf Buffer into which to write the string + * @v fmt Format string + * @v args Arguments corresponding to the format string + * @ret len Length of formatted string + */ +static inline int vsprintf ( char *buf, const char *fmt, va_list args ) { + return vsnprintf ( buf, ~( ( size_t ) 0 ), fmt, args ); +} + +#endif /* _STDIO_H */ |