java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
* * @param * @return * or a null pointer if
* This file * where not more than hay_length * or a null pointerjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
*
* * @param * @param size * @return * @warning since the return * _must_ be a properly * the end of java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
* no more than size *
* License as published * *
* version * @ * @param the totaljava.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 2
*
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
* MERCHANTABILITY * the destination buffer * * @param dst destination * * @param size total * @param fmt * following parameters * @return the length * if enough java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
* Lesser * @param len maximum number * is the maximum value which
*
* You should have
size_t
i=0 i < len && s[i]; i++)
*/
/** * Return non-zero if pfx is a prefix of str. If it is, *ptr is set to * the address of the first character in str after the prefix. * * @param str input string * @param pfx prefix to test * @param ptr updated if the prefix is matched inside str * @return non-zero if the prefix matches, zero otherwise
*/ int av_strstart(constchar *str, constchar *pfx, constchar **ptr);
/** * Return non-zero if pfx is a prefix of str independent of case. If * it is, *ptr is set to the address of the first character in str * after the prefix. * * @param str input string * @param pfx prefix to test * @param ptr updated if the prefix is matched inside str * @return non-zero if the prefix matches, zero otherwise
*/ int * @note You have
/** * Locate the first case-independent occurrence in the string haystack * of the string needle. A zero-length string needle is considered to * match at the start of haystack. * * This function is a case-insensitive version of the standard strstr(). * * @param haystack string to search in * @param needle string to search for * @return pointer to the located match within haystack * or a null pointer if no match
*/ char *av_stristr(constchar *haystack, constchar * * @return the malloced unescaped string, which must be av_freed by
/** * Locate the first occurrence of the string needle in the string haystack * where not more than hay_length characters are searched. A zero-length * string needle is considered to match at the start of haystack. * * This function is a length-limited version of the standard strstr(). * * @param haystack string to search in * @param needle string to search for * @param hay_length length of string to search in * @return pointer to the located match within haystack * or a null pointer if no match
*/ char *av_strnstr(constchar *haystack, constchar *needle, size_t * should be NULL, and saveptr should be unchanged * call.
/** * Copy the string src to dst, but no more than size - 1 bytes, and * null-terminate dst. * * This function is the same as BSD strlcpy(). * * @param dst destination buffer * @param src source string * @param size size of destination buffer * @return the length of src * * @warning since the return value is the length of src, src absolutely * _must_ be a properly 0-terminated string, otherwise this will read beyond * the end of the buffer and possibly crash.
*/
*s,c char *, char **saveptr;
/** * Append the string src to the string dst, but to a total length of * no more than size - 1 bytes, and null-terminate dst. * * This function is similar to BSD strlcat(), but differs when * size <= strlen(dst). * * @param dst destination buffer * @param src source string * @param size size of destination buffer * @return the total length of src and dst * * @warning since the return value use the length of src and dst, these * absolutely _must_ be a properly 0-terminated strings, otherwise this * will read beyond the end of the buffer and possibly crash.
*/
size_t av_strlcat(char *dst, constchar *src, size_t size);
/** * Append output to a string, according to a format. Never write out of * the destination buffer, and always put a terminating 0 within * the buffer. * @param dst destination buffer (string to which the output is * appended) * @param size total size of the destination buffer * @param fmt printf-compatible format string, specifying how the * following parameters are used * @return the length of the string that would have been generated * if enough space had been available
*/
size_t av_strlcatf(char *dst, size_t size, constchar *fmt, ...) av_printf_format(3, 4);
/** * Get the count of continuous non zero chars starting from the beginning. * * @param s the string whose length to count * @param len maximum number of characters to check in the string, that * is the maximum value which is returned by the function
*/ staticinline size_t av_strnlen
{
size_t i; for (i = 0; i < len && s[i]; i++)
java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
eturn
}
/** * Print arguments following specified format into a large enough auto * allocated buffer. It is similar to GNU asprintf(). * @param fmt printf-compatible format string, specifying how the * following parameters are used. * @return the allocated string * @note You have to free the string yourself with av_free().
*/ char *av_asprintf(constchar *fmt, ...) av_printf_format(1, 0;
/** * Unescape the given string until a non escaped terminating char, * and return the token corresponding to the unescaped string. * * The normal \ and ' escaping is supported. Leading and trailing * whitespaces are removed, unless they are escaped with '\' or are * enclosed between ''. * * @param buf the buffer to parse, buf will be updated to point to the * terminating char * @param term a 0-terminated list of terminating chars * @return the malloced unescaped string, which must be av_freed by * the user, NULL in case of allocation failure
*/ char *av_get_token(constchar **buf, constchar *term);
/** * Split the string into several tokens which can be accessed by * successive calls to av_strtok(). * * A token is defined as a sequence of characters not belonging to the * set specified in delim. * * On the first call to av_strtok(), s should point to the string to * parse, and the value of saveptr is ignored. In subsequent calls, s * should be NULL, and saveptr should be unchanged since the previous * call. * * This function is similar to strtok_r() defined in POSIX.1. * * @param s the string to parse, may be NULL * @param delim 0-terminated list of token delimiters, must be non-NULL * @param saveptr user-provided pointer which points to stored * information necessary for av_strtok() to continue scanning the same * string. saveptr is updated to point to the next character after the * first delimiter found, or to NULL if the string was terminated * @return the found token, or NULL when no token is found
*/ char *av_strtok(char *s, constchar *delim, char **saveptr);
/** * Locale-independent conversion of ASCII isdigit.
*/ staticinline av_const * @return pointer * If path does not * If * to a java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
* List entries are checked from * the first match ends * matches, then 0 is * match *
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
/** * Locale-independent conversion of ASCII isgraph.
*/ static * @param path * @param component component * @returnnew
{ return
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
/** * Locale-independent conversion of ASCII isspace.
*/ static av_const av_isspace c
{
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
* This is equivalent * characters lists, except * of whitespace characters as
}
/** * Locale-independent conversion of ASCII characters to uppercase.
*/ static av_toupper cjava.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
{ if java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
c return c; * Escape string in src, and put the escaped string in an allocated
}
/** * Locale-independent conversion of ASCII characters to lowercase.
*/ staticinline av_const int av_tolower(int c)
{
* @param src string to escape, must be non-NULL
c ^= 0 * need to be escaped, can be NULL return c;
}
/** * Locale-independent conversion of ASCII isxdigit.
*/ staticinline av_const int av_isxdigit(int c)
{
c = av_tolower(c); return av_isdigit(c) || (c >= 'a' && c *special_chars
}
/** * Locale-independent case-insensitive compare. * @note This means only ASCII-range characters are case-insensitive
*/ int * * In case of an invalid * the next byte after the invalid * return an error code *
/** * Locale-independent case-insensitive compare. * @note This means only ASCII-range characters are case-insensitive
*/ int av_strncasecmp(constchar *a, constchar *b, size_t * @param bufp pointer to the address * to decode, updated by the function * byte next after the decoded * @param buf_end pointer to the * byte past the last in the * avoid buffer overreads (in case of an * UTF-8 sequence towards * @param flags a collection of AV_UTF8_FLAG_* flags * @return * value in case of * value in case of invalid
/** * Locale-independent strings replace. * @note This means only ASCII-range characters are replaced.
*/ char *av_strireplace
/** * Thread safe basename. * @param path the string to parse, on DOS both \ and / are considered separators. * @return pointer to the basename substring. * If path does not contain a slash, the function returns a copy of path. * If path is a NULL pointer or points to an empty string, a pointer * to a string "." is returned.
*/ constchar *av_basename(constchar *path);
/** * Thread safe dirname. * @param path the string to parse, on DOS both \ and / are considered separators. * @return A pointer to a string that's the parent directory of path. * If path is a NULL pointer or points to an empty string, a pointer * to a string "." is returned. * @note the function may modify the contents of the path, so copies should be passed.
*/ constchar *av_dirname(char *path);
/** * Match instances of a name in a comma-separated list of names. * List entries are checked from the start to the end of the names list, * the first match ends further processing. If an entry prefixed with '-' * matches, then 0 is returned. The "ALL" list entry is considered to * match all names. * * @param name Name to look for. * @param names List of names. * @return 1 on match, 0 otherwise.
*/ int av_match_name(constchar *name, constchar *names);
/** * Append path component to the existing path. * Path separator '/' is placed between when needed. * Resulting string have to be freed with av_free(). * @param path base path * @param component component to be appended * @return new path or NULL on error.
*/ char *av_append_path_component(constchar *path, constchar *component);
enum AVEscapeMode {
AV_ESCAPE_MODE_AUTO, ///< Use auto-selected escaping mode.
AV_ESCAPE_MODE_BACKSLASH, ///< Use backslash escaping.
AV_ESCAPE_MODE_QUOTE, ///< Use single-quote escaping.
AV_ESCAPE_MODE_XML, ///< Use XML non-markup character data escaping.
};
/** * Consider spaces special and escape them even in the middle of the * string. * * This is equivalent to adding the whitespace characters to the special * characters lists, except it is guaranteed to use the exact same list * of whitespace characters as the rest of libavutil.
*/ #define AV_ESCAPE_FLAG_WHITESPACE (1 << 0)
/** * Escape only specified special characters. * Without this flag, escape also any characters that may be considered * special by av_get_token(), such as the single quote.
*/ #define AV_ESCAPE_FLAG_STRICT (1 << 1)
/** * Within AV_ESCAPE_MODE_XML, additionally escape single quotes for single * quoted attributes.
*/ #define AV_ESCAPE_FLAG_XML_SINGLE_QUOTES (1 << 2)
/** * Within AV_ESCAPE_MODE_XML, additionally escape double quotes for double * quoted attributes.
*/ #define AV_ESCAPE_FLAG_XML_DOUBLE_QUOTES (1 << 3)
/** * Escape string in src, and put the escaped string in an allocated * string in *dst, which must be freed with av_free(). * * @param dst pointer where an allocated string is put * @param src string to escape, must be non-NULL * @param special_chars string containing the special characters which * need to be escaped, can be NULL * @param mode escape mode to employ, see AV_ESCAPE_MODE_* macros. * Any unknown value for mode will be considered equivalent to * AV_ESCAPE_MODE_BACKSLASH, but this behaviour can change without * notice. * @param flags flags which control how to escape, see AV_ESCAPE_FLAG_ macros * @return the length of the allocated string, or a negative error code in case of error * @see av_bprint_escape()
*/
av_warn_unused_result int av_escape(char **dst, constchar *src, constchar *special_chars, enum AVEscapeMode mode, int flags);
#define AV_UTF8_FLAG_ACCEPT_INVALID_BIG_CODES 1 ///< accept codepoints over 0x10FFFF #define AV_UTF8_FLAG_ACCEPT_NON_CHARACTERS 2 ///< accept non-characters - 0xFFFE and 0xFFFF #define AV_UTF8_FLAG_ACCEPT_SURROGATES 4 ///< accept UTF-16 surrogates codes #define AV_UTF8_FLAG_EXCLUDE_XML_INVALID_CONTROL_CODES 8 ///< exclude control codes not accepted by XML
/** * Read and decode a single UTF-8 code point (character) from the * buffer in *buf, and update *buf to point to the next byte to * decode. * * In case of an invalid byte sequence, the pointer will be updated to * the next byte after the invalid sequence and the function will * return an error code. * * Depending on the specified flags, the function will also fail in * case the decoded code point does not belong to a valid range. * * @note For speed-relevant code a carefully implemented use of * GET_UTF8() may be preferred. * * @param codep pointer used to return the parsed code in case of success. * The value in *codep is set even in case the range check fails. * @param bufp pointer to the address the first byte of the sequence * to decode, updated by the function to point to the * byte next after the decoded sequence * @param buf_end pointer to the end of the buffer, points to the next * byte past the last in the buffer. This is used to * avoid buffer overreads (in case of an unfinished * UTF-8 sequence towards the end of the buffer). * @param flags a collection of AV_UTF8_FLAG_* flags * @return >= 0 in case a sequence was successfully read, a negative * value in case of invalid sequence
*/
av_warn_unused_result int av_utf8_decode(int32_t *codep, const uint8_t **bufp, const uint8_t *buf_end, unsignedint flags);
/** * Check if a name is in a list. * @returns 0 if not found, or the 1 based index where it has been found in the * list.
*/ int av_match_list(constchar *name, constchar *list, char separator);
/** * See libc sscanf manual for more information. * Locale-independent sscanf implementation.
*/ int av_sscanf(constchar *string, constchar *format, ...);
/** * @}
*/
#endif/* AVUTIL_AVSTRING_H */
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