38 lines
755 B
C
38 lines
755 B
C
|
#ifndef _GPXE_LINEBUF_H
|
||
|
|
#define _GPXE_LINEBUF_H
|
||
|
|
|
||
|
|
/** @file
|
||
|
|
*
|
||
|
|
* Line buffering
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <stdint.h>
|
||
|
|
#include <stddef.h>
|
||
|
|
|
||
|
|
/** A line buffer */
|
||
|
|
struct line_buffer {
|
||
|
|
/** Current data in the buffer */
|
||
|
|
char *data;
|
||
|
|
/** Length of current data */
|
||
|
|
size_t len;
|
||
|
|
/** Bitmask of terminating characters to skip over */
|
||
|
|
unsigned int skip_terminators;
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Retrieve buffered-up line
|
||
|
|
*
|
||
|
|
* @v linebuf Line buffer
|
||
|
|
* @ret line Buffered line, or NULL if no line present
|
||
|
|
*/
|
||
|
|
static inline char * buffered_line ( struct line_buffer *linebuf ) {
|
||
|
|
return linebuf->data;
|
||
|
|
}
|
||
|
|
|
||
|
|
extern int line_buffer ( struct line_buffer *linebuf, const char *data,
|
||
|
|
size_t len );
|
||
|
|
extern void empty_line_buffer ( struct line_buffer *linebuf );
|
||
|
|
|
||
|
|
#endif /* _GPXE_LINEBUF_H */
|