add IPTOS_CLASS_* macros to netinet/ip.h

These macros were introduced in glibc 2.12 to follow RFC 2474 which
deprecates "IP Precedence" in favor of "Class Selector Codepoints".
This commit is contained in:
Szabolcs Nagy 2015-04-21 22:33:33 +00:00 committed by Rich Felker
parent b02eed9c48
commit 7561ac45ed
1 changed files with 12 additions and 0 deletions

View File

@ -104,6 +104,18 @@ struct ip_timestamp {
#define IPTOS_DSCP_AF43 0x98
#define IPTOS_DSCP_EF 0xb8
#define IPTOS_CLASS_MASK 0xe0
#define IPTOS_CLASS(x) ((x) & IPTOS_CLASS_MASK)
#define IPTOS_CLASS_CS0 0x00
#define IPTOS_CLASS_CS1 0x20
#define IPTOS_CLASS_CS2 0x40
#define IPTOS_CLASS_CS3 0x60
#define IPTOS_CLASS_CS4 0x80
#define IPTOS_CLASS_CS5 0xa0
#define IPTOS_CLASS_CS6 0xc0
#define IPTOS_CLASS_CS7 0xe0
#define IPTOS_CLASS_DEFAULT IPTOS_CLASS_CS0
#define IPTOS_TOS_MASK 0x1E
#define IPTOS_TOS(tos) ((tos) & IPTOS_TOS_MASK)
#define IPTOS_LOWDELAY 0x10