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