diff options
Diffstat (limited to 'lib/mpls.h')
| -rw-r--r-- | lib/mpls.h | 39 |
1 files changed, 36 insertions, 3 deletions
diff --git a/lib/mpls.h b/lib/mpls.h index 74bd7aae3e..069e560f80 100644 --- a/lib/mpls.h +++ b/lib/mpls.h @@ -23,6 +23,7 @@ #define _QUAGGA_MPLS_H #include <zebra.h> +#include <vxlan.h> #include <arpa/inet.h> #ifdef __cplusplus @@ -129,10 +130,36 @@ enum lsp_types_t { ZEBRA_LSP_ISIS_SR = 5,/* IS-IS Segment Routing LSP. */ ZEBRA_LSP_SHARP = 6, /* Identifier for test protocol */ ZEBRA_LSP_SRTE = 7, /* SR-TE LSP */ + ZEBRA_LSP_EVPN = 8, /* EVPN VNI Label */ }; /* Functions for basic label operations. */ +static inline void vni2label(vni_t vni, mpls_label_t *label) +{ + uint8_t *tag = (uint8_t *)label; + + assert(tag); + + tag[0] = (vni >> 16) & 0xFF; + tag[1] = (vni >> 8) & 0xFF; + tag[2] = vni & 0xFF; +} + +static inline vni_t label2vni(const mpls_label_t *label) +{ + uint8_t *tag = (uint8_t *)label; + vni_t vni; + + assert(tag); + + vni = ((uint32_t)*tag++ << 16); + vni |= (uint32_t)*tag++ << 8; + vni |= (uint32_t)(*tag & 0xFF); + + return vni; +} + /* Encode a label stack entry from fields; convert to network byte-order as * the Netlink interface expects MPLS labels to be in this format. */ @@ -168,8 +195,14 @@ static inline void mpls_lse_decode(mpls_lse_t lse, mpls_label_t *label, #define MPLS_INVALID_LABEL_INDEX 0xFFFFFFFF /* Printable string for labels (with consideration for reserved values). */ -static inline char *label2str(mpls_label_t label, char *buf, size_t len) +static inline char *label2str(mpls_label_t label, enum lsp_types_t type, + char *buf, size_t len) { + if (type == ZEBRA_LSP_EVPN) { + snprintf(buf, len, "%u", label2vni(&label)); + return (buf); + } + switch (label) { case MPLS_LABEL_IPV4_EXPLICIT_NULL: strlcpy(buf, "IPv4 Explicit Null", len); @@ -200,7 +233,7 @@ static inline char *label2str(mpls_label_t label, char *buf, size_t len) snprintf(buf, len, "Reserved (%u)", label); else snprintf(buf, len, "%u", label); - return (buf); + return buf; } } @@ -217,7 +250,7 @@ int mpls_str2label(const char *label_str, uint8_t *num_labels, * Label to string conversion, labels in string separated by '/'. */ char *mpls_label2str(uint8_t num_labels, const mpls_label_t *labels, char *buf, - int len, int pretty); + int len, enum lsp_types_t type, int pretty); #ifdef __cplusplus } |