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-rw-r--r--convert.h77
1 files changed, 77 insertions, 0 deletions
diff --git a/convert.h b/convert.h
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index 0000000000..ec5fd69430
--- /dev/null
+++ b/convert.h
@@ -0,0 +1,77 @@
+/*
+ * 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);
+static inline int would_convert_to_git(const char *path, const char *src,
+ size_t len, enum safe_crlf checksafe)
+{
+ return convert_to_git(path, src, len, NULL, checksafe);
+}
+
+/*****************************************************************
+ *
+ * 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 */