From: Amerigo Wang Date: Thu, 11 Oct 2012 21:06:17 +0000 (+0000) Subject: net: add doc for in4_pton() X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=93ac0ef016a1b223d23fbb5e0397cab75a8f7d34;p=GitHub%2Fmt8127%2Fandroid_kernel_alcatel_ttab.git net: add doc for in4_pton() It is not easy to use in4_pton() correctly without reading its definition, so add some doc for it. Cc: David S. Miller Signed-off-by: Cong Wang Signed-off-by: David S. Miller --- diff --git a/net/core/utils.c b/net/core/utils.c index 30f3879faecc..e3487e461939 100644 --- a/net/core/utils.c +++ b/net/core/utils.c @@ -107,6 +107,18 @@ static inline int xdigit2bin(char c, int delim) return IN6PTON_UNKNOWN; } +/** + * in4_pton - convert an IPv4 address from literal to binary representation + * @src: the start of the IPv4 address string + * @srclen: the length of the string, -1 means strlen(src) + * @dst: the binary (u8[4] array) representation of the IPv4 address + * @delim: the delimiter of the IPv4 address in @src, -1 means no delimiter + * @end: A pointer to the end of the parsed string will be placed here + * + * Return one on success, return zero when any error occurs + * and @end will point to the end of the parsed string. + * + */ int in4_pton(const char *src, int srclen, u8 *dst, int delim, const char **end)