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ae96d21a07
No need to invent new error codes here, simply use ERR_PTR/IS_ERR_OR_NULL and such. Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org> Acked-by: Andrew Vagin <avagin@parallels.com> Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
36 lines
695 B
C
36 lines
695 B
C
#ifndef __CR_BFD_H__
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#define __CR_BFD_H__
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#include "err.h"
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struct bfd_buf;
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struct xbuf {
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char *mem; /* buffer */
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char *data; /* position we see bytes at */
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unsigned int sz; /* bytes sitting after b->pos */
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struct bfd_buf *buf;
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};
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struct bfd {
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int fd;
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struct xbuf b;
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};
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static inline bool bfd_buffered(struct bfd *b)
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{
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return b->b.mem != NULL;
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}
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static inline void bfd_setraw(struct bfd *b)
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{
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b->b.mem = NULL;
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}
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int bfdopen(struct bfd *f);
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void bclose(struct bfd *f);
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char *breadline(struct bfd *f);
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int bwrite(struct bfd *f, const void *buf, int sz);
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struct iovec;
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int bwritev(struct bfd *f, const struct iovec *iov, int cnt);
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int bread(struct bfd *f, void *buf, int sz);
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#endif
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