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Damn it; my lovely resilient scheme falls down when you have a protocol

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that switches from line-oriented to byte-oriented partway through, such as
HTTP.
This commit is contained in:
Michael Brown
2007-01-12 18:09:14 +00:00
parent ad22cccc09
commit 83b7933f8a
3 changed files with 61 additions and 85 deletions
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23
src/include/gpxe/linebuf.h
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@@ -12,26 +12,17 @@
/** A line buffer */
struct line_buffer {
/** Current data in the buffer */
/** Current string in the buffer */
char *data;
/** Length of current data */
/** Length of current string, excluding the terminating NUL */
size_t len;
/** Bitmask of terminating characters to skip over */
unsigned int skip_terminators;
/** String is ready to read */
int ready;
};
/**
* 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 char * buffered_line ( struct line_buffer *linebuf );
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 */