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This commit is contained in:
Werner Koch 1998-10-16 16:00:17 +00:00
parent 8477407e79
commit e81e0970f7
49 changed files with 1253 additions and 545 deletions
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10
include/iobuf.h
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@ -41,6 +41,8 @@ struct iobuf_struct {
unsigned long nlimit;
unsigned long nbytes; /* used together with nlimit */
unsigned long ntotal; /* total bytes read (position of stream) */
int nofast; /* used by the iobuf_get() */
void *directfp;
struct {
size_t size; /* allocated size */
size_t start; /* number of invalid bytes at the begin of the buffer */
@ -70,6 +72,7 @@ int iobuf_debug_mode;
IOBUF iobuf_alloc(int usage, size_t bufsize);
IOBUF iobuf_temp(void);
IOBUF iobuf_open( const char *fname );
IOBUF iobuf_fopen( const char *fname, const char *mode );
IOBUF iobuf_create( const char *fname );
IOBUF iobuf_append( const char *fname );
IOBUF iobuf_openrw( const char *fname );
@ -114,15 +117,10 @@ int iobuf_in_block_mode( IOBUF a );
* returned value to be in the range 0 ..255.
*/
#define iobuf_get(a) \
( ((a)->nlimit || (a)->d.start >= (a)->d.len )? \
( ((a)->nofast || (a)->d.start >= (a)->d.len )? \
iobuf_readbyte((a)) : ( (a)->nbytes++, (a)->d.buf[(a)->d.start++] ) )
#define iobuf_get_noeof(a) (iobuf_get((a))&0xff)
/* use this if you have ungetted stuff */
#define iobuf_get2(a) \
( ( (a)->unget.buf || (a)->nlimit || (a)->d.start >= (a)->d.len )? \
iobuf_readbyte((a)) : ( (a)->nbytes++, (a)->d.buf[(a)->d.start++] ) )
/* write a byte to the iobuf and return true on write error
* This macro does only write the low order byte
*/