/*
This file is part of GNUnet.
- (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009 Christian Grothoff (and other contributing authors)
+ (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009, 2012 Christian Grothoff (and other contributing authors)
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
* Convert a given fancy human-readable time to our internal
* representation.
*
- * @param fancy_size human readable string (i.e. 1 minute)
+ * @param fancy_time human readable string (i.e. 1 minute)
* @param rtime set to the relative time
* @return GNUNET_OK on success, GNUNET_SYSERR on error
*/
int
-GNUNET_STRINGS_fancy_time_to_relative (const char *fancy_size,
+GNUNET_STRINGS_fancy_time_to_relative (const char *fancy_time,
struct GNUNET_TIME_Relative *rtime);
+/**
+ * Convert a given fancy human-readable time to our internal
+ * representation.
+ *
+ * @param fancy_time human readable string (i.e. %Y-%m-%d %H:%M:%S)
+ * @param atime set to the absolute time
+ * @return GNUNET_OK on success, GNUNET_SYSERR on error
+ */
+int
+GNUNET_STRINGS_fancy_time_to_absolute (const char *fancy_time,
+ struct GNUNET_TIME_Absolute *atime);
+
+
/**
* Convert a given filesize into a fancy human-readable format.
*
*/
char *
GNUNET_STRINGS_conv (const char *input, size_t len,
- const char *input_charset, const char *output_charset);
+ const char *input_charset,
+ const char *output_charset);
+
/**
* Convert the len characters long character sequence
* @return the converted string (0-terminated)
*/
char *
-GNUNET_STRINGS_to_utf8 (const char *input, size_t len, const char *charset);
+GNUNET_STRINGS_to_utf8 (const char *input,
+ size_t len,
+ const char *charset);
+
/**
* Convert the len bytes-long UTF-8 string
* string is returned.
*/
char *
-GNUNET_STRINGS_from_utf8 (const char *input, size_t len, const char *charset);
+GNUNET_STRINGS_from_utf8 (const char *input,
+ size_t len,
+ const char *charset);
+
+
+/**
+ * Convert the utf-8 input string to lowercase
+ * Output needs to be allocated appropriately
+ *
+ * @param input input string
+ * @param output output buffer
+ */
+void
+GNUNET_STRINGS_utf8_tolower (const char* input,
+ char** output);
+
+
+/**
+ * Convert the utf-8 input string to lowercase
+ * Output needs to be allocated appropriately
+ *
+ * @param input input string
+ * @param output output buffer
+ */
+void
+GNUNET_STRINGS_utf8_toupper (const char* input,
+ char** output);
/**
/**
- * Fill a buffer of the given size with
- * count 0-terminated strings (given as varargs).
- * If "buffer" is NULL, only compute the amount of
- * space required (sum of "strlen(arg)+1").
+ * Fill a buffer of the given size with count 0-terminated strings
+ * (given as varargs). If "buffer" is NULL, only compute the amount
+ * of space required (sum of "strlen(arg)+1").
*
- * Unlike using "snprintf" with "%s", this function
- * will add 0-terminators after each string. The
- * "GNUNET_string_buffer_tokenize" function can be
- * used to parse the buffer back into individual
- * strings.
+ * Unlike using "snprintf" with "%s", this function will add
+ * 0-terminators after each string. The
+ * "GNUNET_string_buffer_tokenize" function can be used to parse the
+ * buffer back into individual strings.
*
* @param buffer the buffer to fill with strings, can
* be NULL in which case only the necessary
* (or number of bytes that would have been written)
*/
size_t
-GNUNET_STRINGS_buffer_fill (char *buffer, size_t size, unsigned int count, ...);
+GNUNET_STRINGS_buffer_fill (char *buffer,
+ size_t size,
+ unsigned int count,
+ ...);
/**
- * Given a buffer of a given size, find "count"
- * 0-terminated strings in the buffer and assign
- * the count (varargs) of type "const char**" to the
- * locations of the respective strings in the
- * buffer.
+ * Given a buffer of a given size, find "count" 0-terminated strings
+ * in the buffer and assign the count (varargs) of type "const char**"
+ * to the locations of the respective strings in the buffer.
*
* @param buffer the buffer to parse
* @param size size of the buffer
/**
- * "man ctime_r", except for GNUnet time; also, unlike ctime, the
- * return value does not include the newline character.
+ * "asctime", except for GNUnet time.
*
* @param t the absolute time to convert
* @return timestamp in human-readable form
char *
GNUNET_STRINGS_relative_time_to_string (struct GNUNET_TIME_Relative delta);
+
/**
* "man basename"
* Returns a pointer to a part of filename (allocates nothing)!
* @return pointer to the next byte in 'out' or NULL on error.
*/
char *
-GNUNET_STRINGS_data_to_string (unsigned char *data, size_t size,
- char *out, size_t out_size);
+GNUNET_STRINGS_data_to_string (const unsigned char *data,
+ size_t size,
+ char *out,
+ size_t out_size);
/**
* @return GNUNET_OK on success, GNUNET_SYSERR if result has the wrong encoding
*/
int
-GNUNET_STRINGS_string_to_data (const char *enc, size_t enclen,
- unsigned char *out, size_t out_size);
-
+GNUNET_STRINGS_string_to_data (const char *enc,
+ size_t enclen,
+ unsigned char *out,
+ size_t out_size);
-#if 0 /* keep Emacsens' auto-indent happy */
-{
-#endif
-#ifdef __cplusplus
-}
-#endif
-
-enum GNUNET_STRINGS_FilenameCheck
-{
- GNUNET_STRINGS_CHECK_EXISTS = 0x00000001,
- GNUNET_STRINGS_CHECK_IS_DIRECTORY = 0x00000002,
- GNUNET_STRINGS_CHECK_IS_LINK = 0x00000004,
- GNUNET_STRINGS_CHECK_IS_ABSOLUTE = 0x00000008
-};
/**
* Parse a path that might be an URI.
* (if they weren't NULL).
*/
int
-GNUNET_STRINGS_parse_uri (const char *path, char **scheme_part,
- const char **path_part);
+GNUNET_STRINGS_parse_uri (const char *path,
+ char **scheme_part,
+ const char **path_part);
+
/**
- * Check whether @filename is absolute or not, and if it's an URI
+ * Check whether filename is absolute or not, and if it's an URI
*
* @param filename filename to check
* @param can_be_uri GNUNET_YES to check for being URI, GNUNET_NO - to
* assume it's not URI
- * @param r_is_uri a pointer to an int that is set to GNUNET_YES if @filename
- * is URI and to GNUNET_NO otherwise. Can be NULL. If @can_be_uri is
+ * @param r_is_uri a pointer to an int that is set to GNUNET_YES if 'filename'
+ * is URI and to GNUNET_NO otherwise. Can be NULL. If 'can_be_uri' is
* not GNUNET_YES, *r_is_uri is set to GNUNET_NO.
- * @param r_uri a pointer to a char * that is set to a pointer to URI scheme.
+ * @param r_uri_scheme a pointer to a char * that is set to a pointer to URI scheme.
* The string is allocated by the function, and should be freed with
* GNUNET_free (). Can be NULL.
- * @return GNUNET_YES if @filaneme is absolute, GNUNET_NO otherwise.
+ * @return GNUNET_YES if 'filename' is absolute, GNUNET_NO otherwise.
*/
int
-GNUNET_STRINGS_path_is_absolute (const char *filename, int can_be_uri,
- int *r_is_uri, char **r_uri_scheme);
+GNUNET_STRINGS_path_is_absolute (const char *filename,
+ int can_be_uri,
+ int *r_is_uri,
+ char **r_uri_scheme);
+
+
+/**
+ * Flags for what we should check a file for.
+ */
+enum GNUNET_STRINGS_FilenameCheck
+{
+ /**
+ * Check that it exists.
+ */
+ GNUNET_STRINGS_CHECK_EXISTS = 0x00000001,
+
+ /**
+ * Check that it is a directory.
+ */
+ GNUNET_STRINGS_CHECK_IS_DIRECTORY = 0x00000002,
+
+ /**
+ * Check that it is a link.
+ */
+ GNUNET_STRINGS_CHECK_IS_LINK = 0x00000004,
+
+ /**
+ * Check that the path is an absolute path.
+ */
+ GNUNET_STRINGS_CHECK_IS_ABSOLUTE = 0x00000008
+};
+
/**
- * Perform @checks on @filename
+ * Perform checks on 'filename'. FIXME: some duplication with
+ * "GNUNET_DISK_"-APIs. We should unify those.
*
* @param filename file to check
* @param checks checks to perform
- * @return GNUNET_YES if all @checks pass, GNUNET_NO if at least one of them
+ * @return GNUNET_YES if all checks pass, GNUNET_NO if at least one of them
* fails, GNUNET_SYSERR when a check can't be performed
*/
int
GNUNET_STRINGS_check_filename (const char *filename,
- enum GNUNET_STRINGS_FilenameCheck checks);
+ enum GNUNET_STRINGS_FilenameCheck checks);
/**
- * Tries to convert @zt_addr string to an IPv6 address.
+ * Tries to convert 'zt_addr' string to an IPv6 address.
+ * The string is expected to have the format "[ABCD::01]:80".
*
* @param zt_addr 0-terminated string. May be mangled by the function.
* @param addrlen length of zt_addr (not counting 0-terminator).
* case the contents of r_buf are undefined.
*/
int
-GNUNET_STRINGS_to_address_ipv6 (char *zt_addr, uint16_t addrlen,
- struct sockaddr_in6 *r_buf);
+GNUNET_STRINGS_to_address_ipv6 (const char *zt_addr,
+ uint16_t addrlen,
+ struct sockaddr_in6 *r_buf);
+
/**
- * Tries to convert @zt_addr string to an IPv4 address.
+ * Tries to convert 'zt_addr' string to an IPv4 address.
+ * The string is expected to have the format "1.2.3.4:80".
*
* @param zt_addr 0-terminated string. May be mangled by the function.
* @param addrlen length of zt_addr (not counting 0-terminator).
* the contents of r_buf are undefined.
*/
int
-GNUNET_STRINGS_to_address_ipv4 (char *zt_addr, uint16_t addrlen,
- struct sockaddr_in *r_buf);
+GNUNET_STRINGS_to_address_ipv4 (const char *zt_addr,
+ uint16_t addrlen,
+ struct sockaddr_in *r_buf);
+
/**
- * Tries to convert @addr string to an IP (v4 or v6) address.
- * IPv6 address must have its address part enclosed in '()' parens
- * instead of '[]'.
- * Will automatically decide whether to treat @addr as v4 or v6 address.
+ * Tries to convert 'addr' string to an IP (v4 or v6) address.
+ * Will automatically decide whether to treat 'addr' as v4 or v6 address.
*
* @param addr a string, may not be 0-terminated.
* @param addrlen number of bytes in addr (if addr is 0-terminated,
* case the contents of r_buf are undefined.
*/
int
-GNUNET_STRINGS_to_address_ip (const char *addr, uint16_t addrlen,
- struct sockaddr_storage *r_buf);
+GNUNET_STRINGS_to_address_ip (const char *addr,
+ uint16_t addrlen,
+ struct sockaddr_storage *r_buf);
+
+
+/**
+ * Returns utf-8 encoded arguments.
+ * Does nothing (returns a copy of argc and argv) on any platform
+ * other than W32.
+ * Returned argv has u8argv[u8argc] == NULL.
+ * Returned argv is a single memory block, and can be freed with a single
+ * GNUNET_free () call.
+ *
+ * @param argc argc (as given by main())
+ * @param argv argv (as given by main())
+ * @param u8argc a location to store new argc in (though it's th same as argc)
+ * @param u8argv a location to store new argv in
+ * @return GNUNET_OK on success, GNUNET_SYSERR on failure
+ */
+int
+GNUNET_STRINGS_get_utf8_args (int argc,
+ char *const *argv,
+ int *u8argc,
+ char *const **u8argv);
+
+
+#if 0 /* keep Emacsens' auto-indent happy */
+{
+#endif
+#ifdef __cplusplus
+}
+#endif
+
/* ifndef GNUNET_UTIL_STRING_H */
#endif