blob: d799a165b4731f2a44a44eaceffc588d1e9fcfc3 [file] [log] [blame]
/*
* 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;
enum eol {
EOL_UNSET,
EOL_CRLF,
EOL_LF,
#ifdef NATIVE_CRLF
EOL_NATIVE = EOL_CRLF
#else
EOL_NATIVE = EOL_LF
#endif
};
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);
/*****************************************************************
*
* Streaming converison 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 */