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lib: use switch statements in the AFI/SAFI conversion functions

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Switch statements are more elegant (and potentially faster... but that's
not the main motivation).

Signed-off-by: Renato Westphal <renato@opensourcerouting.org>
This commit is contained in:
Renato Westphal 2017-07-31 21:22:20 -03:00
parent 5c5255381e
commit 085347cfad
1 changed files with 34 additions and 22 deletions
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56
lib/zebra.h
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@ -486,58 +486,70 @@ typedef uint32_t route_tag_t;
static inline afi_t afi_iana2int(iana_afi_t afi)
{
if (afi == IANA_AFI_IPV4)
switch (afi) {
case IANA_AFI_IPV4:
return AFI_IP;
if (afi == IANA_AFI_IPV6)
case IANA_AFI_IPV6:
return AFI_IP6;
if (afi == IANA_AFI_L2VPN)
case IANA_AFI_L2VPN:
return AFI_L2VPN;
return AFI_MAX;
default:
return AFI_MAX;
}
}
static inline iana_afi_t afi_int2iana(afi_t afi)
{
if (afi == AFI_IP)
switch (afi) {
case AFI_IP:
return IANA_AFI_IPV4;
if (afi == AFI_IP6)
case AFI_IP6:
return IANA_AFI_IPV6;
if (afi == AFI_L2VPN)
case AFI_L2VPN:
return IANA_AFI_L2VPN;
return IANA_AFI_RESERVED;
default:
return IANA_AFI_RESERVED;
}
}
static inline safi_t safi_iana2int(iana_safi_t safi)
{
if (safi == IANA_SAFI_UNICAST)
switch (safi) {
case IANA_SAFI_UNICAST:
return SAFI_UNICAST;
if (safi == IANA_SAFI_MULTICAST)
case IANA_SAFI_MULTICAST:
return SAFI_MULTICAST;
if (safi == IANA_SAFI_MPLS_VPN)
case IANA_SAFI_MPLS_VPN:
return SAFI_MPLS_VPN;
if (safi == IANA_SAFI_ENCAP)
case IANA_SAFI_ENCAP:
return SAFI_ENCAP;
if (safi == IANA_SAFI_EVPN)
case IANA_SAFI_EVPN:
return SAFI_EVPN;
if (safi == IANA_SAFI_LABELED_UNICAST)
case IANA_SAFI_LABELED_UNICAST:
return SAFI_LABELED_UNICAST;
return SAFI_MAX;
default:
return SAFI_MAX;
}
}
static inline iana_safi_t safi_int2iana(safi_t safi)
{
if (safi == SAFI_UNICAST)
switch (safi) {
case SAFI_UNICAST:
return IANA_SAFI_UNICAST;
if (safi == SAFI_MULTICAST)
case SAFI_MULTICAST:
return IANA_SAFI_MULTICAST;
if (safi == SAFI_MPLS_VPN)
case SAFI_MPLS_VPN:
return IANA_SAFI_MPLS_VPN;
if (safi == SAFI_ENCAP)
case SAFI_ENCAP:
return IANA_SAFI_ENCAP;
if (safi == SAFI_EVPN)
case SAFI_EVPN:
return IANA_SAFI_EVPN;
if (safi == SAFI_LABELED_UNICAST)
case SAFI_LABELED_UNICAST:
return IANA_SAFI_LABELED_UNICAST;
return IANA_SAFI_RESERVED;
default:
return IANA_SAFI_RESERVED;
}
}
#endif /* _ZEBRA_H */