X-Git-Url: https://git.sommitrealweird.co.uk/onak.git/blobdiff_plain/340e776784a8902d43e6c4658c45254202e2779e..62078c1601192c2594b954a122ac44a0c319c9bd:/charfuncs.h

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+/*
+ * charfuncs.h - Routines for dealing with character streams.
+ *
+ * Jonathan McDowell <noodles@earth.li>
+ *
+ * Copyright 2002 Project Purple
+ */
+
+#ifndef __CHARFUNCS_H__
+#define __CHARFUNCS_H__
+
+#include <stdlib.h>
+
+/**
+ *	buffer_ctx - Shared with CGI buffer stuff...
+ *	@buffer: The data buffer.
+ *	@offset: Our current position in the buffer.
+ *	@size: The size of the data buffer.
+ */
+struct buffer_ctx {
+	char *buffer;
+	int offset;
+	int size;
+};
+
+/**
+ *	buffer_fetchchar - Fetches a char from a buffer.
+ *	@ctx: Our buffer context structure.
+ *	@count: The number of characters to get from the buffer.
+ *	@c: Where to put the characters retrieved.
+ */
+int buffer_fetchchar(void *ctx, size_t count, unsigned char *c);
+
+/**
+ *	buffer_putchar - Puts a char to a buffer.
+ *	@ctx: Our buffer context structure.
+ *	@count: The number of characters to put into the buffer.
+ *	@c: The characters to add to the buffer.
+ *
+ *	Adds characters to the buffer references by the buffer context. If we
+ *	fill it then we double the size of the current buffer and then add the
+ *	rest.
+ */
+int buffer_putchar(void *ctx, size_t count, unsigned char *c);
+
+/**
+ *	file_fetchchar - Fetches a char from a file.
+ */
+int file_fetchchar(void *fd, size_t count, unsigned char *c);
+
+/**
+ *	file_putchar - Puts a char to a file.
+ */
+int file_putchar(void *fd, size_t count, unsigned char *c);
+
+
+#endif /* __CHARFUNCS_H__ */