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 * Copyright (c) 2011, Google Inc.
#ifndef CONVERT_H
#define CONVERT_H
enum safe_crlf {
	SAFE_CRLF_FALSE = 0,
	SAFE_CRLF_FAIL = 1,
	SAFE_CRLF_WARN = 2
extern enum safe_crlf safe_crlf;
enum auto_crlf {
	AUTO_CRLF_FALSE = 0,
	AUTO_CRLF_TRUE = 1,
	AUTO_CRLF_INPUT = -1
extern enum auto_crlf auto_crlf;
	EOL_UNSET,
#ifdef NATIVE_CRLF
	EOL_NATIVE = EOL_CRLF
	EOL_NATIVE = EOL_LF
extern enum eol core_eol;
/* returns 1 if *dst was used */
extern int convert_to_git(const char *path, const char *src, size_t len,
			  struct strbuf *dst, enum safe_crlf checksafe);
extern int convert_to_working_tree(const char *path, const char *src,
				   size_t len, struct strbuf *dst);
extern int renormalize_buffer(const char *path, const char *src, size_t len,
			      struct strbuf *dst);
static inline int would_convert_to_git(const char *path)
	return convert_to_git(path, NULL, 0, NULL, 0);
/* Precondition: would_convert_to_git_filter_fd(path) == true */
extern void convert_to_git_filter_fd(const char *path, int fd,
				     struct strbuf *dst,
				     enum safe_crlf checksafe);
extern int would_convert_to_git_filter_fd(const char *path);
/*****************************************************************
 * Streaming conversion support
 *****************************************************************/
struct stream_filter; /* opaque */
extern struct stream_filter *get_stream_filter(const char *path, const unsigned char *);
extern void free_stream_filter(struct stream_filter *);
extern int is_null_stream_filter(struct stream_filter *);
 * Use as much input up to *isize_p and fill output up to *osize_p;
 * update isize_p and osize_p to indicate how much buffer space was
 * consumed and filled. Return 0 on success, non-zero on error.
 * Some filters may need to buffer the input and look-ahead inside it
 * to decide what to output, and they may consume more than zero bytes
 * of input and still not produce any output. After feeding all the
 * input, pass NULL as input and keep calling this function, to let
 * such filters know there is no more input coming and it is time for
 * them to produce the remaining output based on the buffered input.
extern int stream_filter(struct stream_filter *,
			 const char *input, size_t *isize_p,
			 char *output, size_t *osize_p);
#endif /* CONVERT_H */

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