Файл avstring.h

См. исходные тексты.

Перечисления
enum	AVEscapeMode { AV_ESCAPE_MODE_AUTO, AV_ESCAPE_MODE_BACKSLASH, AV_ESCAPE_MODE_QUOTE }

Функции
int	av_strstart (const char *str, const char *pfx, const char **ptr)
int	av_stristart (const char *str, const char *pfx, const char **ptr)
char *	av_stristr (const char *haystack, const char *needle)
char *	av_strnstr (const char *haystack, const char *needle, size_t hay_length)
size_t	av_strlcpy (char *dst, const char *src, size_t size)
size_t	av_strlcat (char *dst, const char *src, size_t size)
size_t	av_strlcatf (char *dst, size_t size, const char *fmt,...) av_printf_format(3
size_t static size_t	av_strnlen (const char *s, size_t len)
char *	av_asprintf (const char *fmt,...) av_printf_format(1
char char *	av_d2str (double d)
char *	av_get_token (const char **buf, const char *term)
char *	av_strtok (char *s, const char *delim, char **saveptr)
static av_const int	av_isdigit (int c)
static av_const int	av_isgraph (int c)
static av_const int	av_isspace (int c)
static av_const int	av_toupper (int c)
static av_const int	av_tolower (int c)
static av_const int	av_isxdigit (int c)
int	av_strcasecmp (const char *a, const char *b)
int	av_strncasecmp (const char *a, const char *b, size_t n)
char *	av_strireplace (const char *str, const char *from, const char *to)
const char *	av_basename (const char *path)
const char *	av_dirname (char *path)
int	av_match_name (const char *name, const char *names)
char *	av_append_path_component (const char *path, const char *component)
av_warn_unused_result int	av_escape (char **dst, const char *src, const char *special_chars, enum AVEscapeMode mode, int flags)
av_warn_unused_result int	av_utf8_decode (int32_t *codep, const uint8_t **bufp, const uint8_t *buf_end, unsigned int flags)
int	av_match_list (const char *name, const char *list, char separator)
int	av_sscanf (const char *string, const char *format,...)