ccid/src/openct/buffer.h

37 lines
782 B
C

/*
* Buffer handling functions of the IFD handler library
*
* Copyright (C) 2003, Olaf Kirch <okir@suse.de>
*/
#ifndef OPENCT_BUFFER_H
#define OPENCT_BUFFER_H
#ifdef __cplusplus
extern "C" {
#endif
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
typedef struct ct_buf {
unsigned char * base;
unsigned int head, tail, size;
unsigned int overrun;
} ct_buf_t;
extern void ct_buf_init(ct_buf_t *, void *, size_t);
extern void ct_buf_set(ct_buf_t *, void *, size_t);
extern int ct_buf_get(ct_buf_t *, void *, size_t);
extern int ct_buf_put(ct_buf_t *, const void *, size_t);
extern int ct_buf_putc(ct_buf_t *, int);
extern unsigned int ct_buf_avail(ct_buf_t *);
extern void * ct_buf_head(ct_buf_t *);
#ifdef __cplusplus
}
#endif
#endif /* OPENCT_BUFFER_H */