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authorKeith Burns (alagalah) <alagalah@gmail.com>2016-05-04 16:11:38 -0700
committerDave Barach <openvpp@barachs.net>2016-05-05 11:45:22 +0000
commitfdff1e6ed540f2a04792fb64e04b0c7862dc2b8c (patch)
treee846f70e89a3992ca98c82759bd9d36dc7ed3fdb /vnet
parent8f15e922f7f32c1beca5baa9a1a7f187ff5bdc4f (diff)
VPP-39 - refactoring of NSH into own folder
- common header files and structs used in both GRE and VXLAN-GPE Change-Id: I06d0b773e936fb011408817237059f24a4beb412 Signed-off-by: Keith Burns (alagalah) <alagalah@gmail.com>
Diffstat (limited to 'vnet')
-rw-r--r--vnet/Makefile.am13
-rw-r--r--vnet/vnet/nsh-gre/decap.c22
-rw-r--r--vnet/vnet/nsh-gre/nsh_gre.c97
-rw-r--r--vnet/vnet/nsh-gre/nsh_gre.h27
-rw-r--r--vnet/vnet/nsh-vxlan-gpe/nsh_vxlan_gpe.c76
-rw-r--r--vnet/vnet/nsh-vxlan-gpe/nsh_vxlan_gpe.h20
-rw-r--r--vnet/vnet/nsh/nsh_error.def (renamed from vnet/vnet/nsh-gre/nsh_gre_error.def)0
-rw-r--r--vnet/vnet/nsh/nsh_packet.h (renamed from vnet/vnet/nsh-gre/nsh_gre_packet.h)21
8 files changed, 140 insertions, 136 deletions
diff --git a/vnet/Makefile.am b/vnet/Makefile.am
index a69734d1530..9393c1a8772 100644
--- a/vnet/Makefile.am
+++ b/vnet/Makefile.am
@@ -397,6 +397,15 @@ nobase_include_HEADERS += \
########################################
+# NSH Map: nsh
+########################################
+
+nobase_include_HEADERS += \
+ vnet/nsh/nsh_packet.h \
+ vnet/nsh/nsh_error.def
+
+
+########################################
# Tunnel protocol: nsh-gre
########################################
@@ -406,9 +415,7 @@ libvnet_la_SOURCES += \
vnet/nsh-gre/decap.c
nobase_include_HEADERS += \
- vnet/nsh-gre/nsh_gre.h \
- vnet/nsh-gre/nsh_gre_packet.h \
- vnet/nsh-gre/nsh_gre_error.def
+ vnet/nsh-gre/nsh_gre.h
########################################
# Tunnel protocol: nsh-vxlan-gpe
diff --git a/vnet/vnet/nsh-gre/decap.c b/vnet/vnet/nsh-gre/decap.c
index 2b6ae9a7d4c..c10b11b3070 100644
--- a/vnet/vnet/nsh-gre/decap.c
+++ b/vnet/vnet/nsh-gre/decap.c
@@ -18,7 +18,7 @@
#include <vlib/vlib.h>
#include <vnet/pg/pg.h>
#include <vnet/nsh-gre/nsh_gre.h>
-#include <vnet/nsh-gre/nsh_gre_packet.h>
+#include <vnet/nsh/nsh_packet.h>
vlib_node_registration_t nsh_input_node;
@@ -42,10 +42,10 @@ u8 * format_nsh_header_with_length (u8 * s, va_list * args)
s = format (s, "ver %d ", h->ver_o_c>>6);
- if (h->ver_o_c & NSH_GRE_O_BIT)
+ if (h->ver_o_c & NSH_O_BIT)
s = format (s, "O-set ");
- if (h->ver_o_c & NSH_GRE_C_BIT)
+ if (h->ver_o_c & NSH_C_BIT)
s = format (s, "C-set ");
s = format (s, "len %d (%d bytes) md_type %d next_protocol %d\n",
@@ -54,8 +54,8 @@ u8 * format_nsh_header_with_length (u8 * s, va_list * args)
tmp = clib_net_to_host_u32 (h->spi_si);
s = format (s, " spi %d si %d ",
- (tmp>>NSH_GRE_SPI_SHIFT) & NSH_GRE_SPI_MASK,
- tmp & NSH_GRE_SINDEX_MASK);
+ (tmp>>NSH_SPI_SHIFT) & NSH_SPI_MASK,
+ tmp & NSH_SINDEX_MASK);
s = format (s, "c1 %u c2 %u c3 %u c4 %u",
clib_net_to_host_u32 (h->c1),
@@ -171,8 +171,8 @@ nsh_gre_input (vlib_main_t * vm,
tunnel_index1 = ~0;
error0 = 0;
error1 = 0;
- next0 = NSH_INPUT_NEXT_DROP;
- next1 = NSH_INPUT_NEXT_DROP;
+ next0 = NSH_GRE_INPUT_NEXT_DROP;
+ next1 = NSH_GRE_INPUT_NEXT_DROP;
if (PREDICT_FALSE(key0 != last_key))
{
@@ -332,7 +332,7 @@ nsh_gre_input (vlib_main_t * vm,
tunnel_index0 = ~0;
error0 = 0;
- next0 = NSH_INPUT_NEXT_DROP;
+ next0 = NSH_GRE_INPUT_NEXT_DROP;
if (PREDICT_FALSE(key0 != last_key))
{
@@ -418,7 +418,7 @@ nsh_gre_input (vlib_main_t * vm,
static char * nsh_error_strings[] = {
#define nsh_gre_error(n,s) s,
-#include <vnet/nsh-gre/nsh_gre_error.def>
+#include <vnet/nsh/nsh_error.def>
#undef nsh_gre_error
#undef _
};
@@ -432,9 +432,9 @@ VLIB_REGISTER_NODE (nsh_gre_input_node) = {
.n_errors = NSH_GRE_N_ERROR,
.error_strings = nsh_error_strings,
- .n_next_nodes = NSH_INPUT_N_NEXT,
+ .n_next_nodes = NSH_GRE_INPUT_N_NEXT,
.next_nodes = {
-#define _(s,n) [NSH_INPUT_NEXT_##s] = n,
+#define _(s,n) [NSH_GRE_INPUT_NEXT_##s] = n,
foreach_nsh_gre_input_next
#undef _
},
diff --git a/vnet/vnet/nsh-gre/nsh_gre.c b/vnet/vnet/nsh-gre/nsh_gre.c
index be49e86bca3..e75ed9dd862 100644
--- a/vnet/vnet/nsh-gre/nsh_gre.c
+++ b/vnet/vnet/nsh-gre/nsh_gre.c
@@ -28,13 +28,13 @@ static u8 * format_decap_next (u8 * s, va_list * args)
switch (next_index)
{
- case NSH_INPUT_NEXT_DROP:
+ case NSH_GRE_INPUT_NEXT_DROP:
return format (s, "drop");
- case NSH_INPUT_NEXT_IP4_INPUT:
+ case NSH_GRE_INPUT_NEXT_IP4_INPUT:
return format (s, "ip4");
- case NSH_INPUT_NEXT_IP6_INPUT:
+ case NSH_GRE_INPUT_NEXT_IP6_INPUT:
return format (s, "ip6");
- case NSH_INPUT_NEXT_ETHERNET_INPUT:
+ case NSH_GRE_INPUT_NEXT_ETHERNET_INPUT:
return format (s, "ethernet");
default:
return format (s, "index %d", next_index);
@@ -57,22 +57,22 @@ u8 * format_nsh_gre_tunnel (u8 * s, va_list * args)
s = format (s, " decap-next %U\n", format_decap_next, t->decap_next_index);
- s = format (s, " ver %d ", (t->ver_o_c>>6));
- if (t->ver_o_c & NSH_GRE_O_BIT)
+ s = format (s, " ver %d ", (t->nsh_hdr.ver_o_c>>6));
+ if (t->nsh_hdr.ver_o_c & NSH_O_BIT)
s = format (s, "O-set ");
- if (t->ver_o_c & NSH_GRE_C_BIT)
+ if (t->nsh_hdr.ver_o_c & NSH_C_BIT)
s = format (s, "C-set ");
s = format (s, "len %d (%d bytes) md_type %d next_protocol %d\n",
- t->length, t->length * 4, t->md_type, t->next_protocol);
+ t->nsh_hdr.length, t->nsh_hdr.length * 4, t->nsh_hdr.md_type, t->nsh_hdr.next_protocol);
s = format (s, " service path %d service index %d\n",
- (t->spi_si>>NSH_GRE_SPI_SHIFT) & NSH_GRE_SPI_MASK,
- t->spi_si & NSH_GRE_SINDEX_MASK);
+ (t->nsh_hdr.spi_si>>NSH_SPI_SHIFT) & NSH_SPI_MASK,
+ t->nsh_hdr.spi_si & NSH_SINDEX_MASK);
s = format (s, " c1 %d c2 %d c3 %d c4 %d\n",
- t->c1, t->c2, t->c3, t->c4);
+ t->nsh_hdr.c1, t->nsh_hdr.c2, t->nsh_hdr.c3, t->nsh_hdr.c4);
return s;
}
@@ -148,19 +148,22 @@ _(src.as_u32) \
_(dst.as_u32) \
_(encap_fib_index) \
_(decap_fib_index) \
-_(decap_next_index) \
-_(ver_o_c) \
-_(length) \
-_(md_type) \
-_(next_protocol) \
-_(spi_si) \
-_(c1) \
-_(c2) \
-_(c3) \
-_(c4) \
+_(decap_next_index)
+
+
+#define foreach_copy_nshhdr_field \
+_(ver_o_c) \
+_(length) \
+_(md_type) \
+_(next_protocol) \
+_(spi_si) \
+_(c1) \
+_(c2) \
+_(c3) \
+_(c4) \
_(tlvs)
-#define foreach_32bit_field \
+#define foreach_32bit_field \
_(spi_si) \
_(c1) \
_(c2) \
@@ -175,7 +178,7 @@ static int nsh_gre_rewrite (nsh_gre_tunnel_t * t)
ip4_gre_and_nsh_header_t * h0;
int len;
- len = sizeof (*h0) + vec_len(t->tlvs)*4;
+ len = sizeof (*h0) + vec_len(t->nsh_hdr.tlvs)*4;
vec_validate_aligned (rw, len-1, CLIB_CACHE_LINE_BYTES);
@@ -196,14 +199,14 @@ static int nsh_gre_rewrite (nsh_gre_tunnel_t * t)
/* NSH header */
nsh0 = &h0->nsh;
- nsh0->ver_o_c = t->ver_o_c;
- nsh0->md_type = t->md_type;
- nsh0->next_protocol = t->next_protocol;
- nsh0->spi_si = t->spi_si;
- nsh0->c1 = t->c1;
- nsh0->c2 = t->c2;
- nsh0->c3 = t->c3;
- nsh0->c4 = t->c4;
+ nsh0->ver_o_c = t->nsh_hdr.ver_o_c;
+ nsh0->md_type = t->nsh_hdr.md_type;
+ nsh0->next_protocol = t->nsh_hdr.next_protocol;
+ nsh0->spi_si = t->nsh_hdr.spi_si;
+ nsh0->c1 = t->nsh_hdr.c1;
+ nsh0->c2 = t->nsh_hdr.c2;
+ nsh0->c3 = t->nsh_hdr.c3;
+ nsh0->c4 = t->nsh_hdr.c4;
/* Endian swap 32-bit fields */
#define _(x) nsh0->x = clib_host_to_net_u32(nsh0->x);
@@ -211,12 +214,12 @@ static int nsh_gre_rewrite (nsh_gre_tunnel_t * t)
#undef _
/* fix nsh header length */
- t->length = 6 + vec_len(t->tlvs);
- nsh0->length = t->length;
+ t->nsh_hdr.length = 6 + vec_len(t->nsh_hdr.tlvs);
+ nsh0->length = t->nsh_hdr.length;
/* Copy any TLVs */
- if (vec_len(t->tlvs))
- clib_memcpy (nsh0->tlvs, t->tlvs, 4*vec_len(t->tlvs));
+ if (vec_len(t->nsh_hdr.tlvs))
+ clib_memcpy (nsh0->tlvs, t->nsh_hdr.tlvs, 4*vec_len(t->nsh_hdr.tlvs));
t->rewrite = rw;
return (0);
@@ -236,7 +239,7 @@ int vnet_nsh_gre_add_del_tunnel (vnet_nsh_gre_add_del_tunnel_args_t *a,
u64 key;
u32 spi_si_net_byte_order;
- spi_si_net_byte_order = clib_host_to_net_u32(a->spi_si);
+ spi_si_net_byte_order = clib_host_to_net_u32(a->nsh_hdr.spi_si);
key = (((u64)(a->src.as_u32))<<32) | spi_si_net_byte_order;
@@ -248,7 +251,7 @@ int vnet_nsh_gre_add_del_tunnel (vnet_nsh_gre_add_del_tunnel_args_t *a,
if (p)
return VNET_API_ERROR_INVALID_VALUE;
- if (a->decap_next_index >= NSH_INPUT_N_NEXT)
+ if (a->decap_next_index >= NSH_GRE_INPUT_N_NEXT)
return VNET_API_ERROR_INVALID_DECAP_NEXT;
pool_get_aligned (ngm->tunnels, t, CLIB_CACHE_LINE_BYTES);
@@ -259,6 +262,11 @@ int vnet_nsh_gre_add_del_tunnel (vnet_nsh_gre_add_del_tunnel_args_t *a,
foreach_copy_field;
#undef _
+ /* copy from arg structure */
+#define _(x) t->nsh_hdr.x = a->nsh_hdr.x;
+ foreach_copy_nshhdr_field;
+#undef _
+
rv = nsh_gre_rewrite (t);
if (rv)
@@ -334,13 +342,13 @@ static uword unformat_decap_next (unformat_input_t * input, va_list * args)
u32 tmp;
if (unformat (input, "drop"))
- *result = NSH_INPUT_NEXT_DROP;
+ *result = NSH_GRE_INPUT_NEXT_DROP;
else if (unformat (input, "ip4"))
- *result = NSH_INPUT_NEXT_IP4_INPUT;
+ *result = NSH_GRE_INPUT_NEXT_IP4_INPUT;
else if (unformat (input, "ip6"))
- *result = NSH_INPUT_NEXT_IP6_INPUT;
+ *result = NSH_GRE_INPUT_NEXT_IP6_INPUT;
else if (unformat (input, "ethernet"))
- *result = NSH_INPUT_NEXT_ETHERNET_INPUT;
+ *result = NSH_GRE_INPUT_NEXT_ETHERNET_INPUT;
else if (unformat (input, "%d", &tmp))
*result = tmp;
else
@@ -463,7 +471,12 @@ nsh_gre_add_del_tunnel_command_fn (vlib_main_t * vm,
#define _(x) a->x = x;
foreach_copy_field;
#undef _
-
+
+ /* copy from arg structure */
+#define _(x) a->nsh_hdr.x = x;
+ foreach_copy_nshhdr_field;
+#undef _
+
rv = vnet_nsh_gre_add_del_tunnel (a, 0 /* hw_if_indexp */);
switch(rv)
diff --git a/vnet/vnet/nsh-gre/nsh_gre.h b/vnet/vnet/nsh-gre/nsh_gre.h
index 580942f0f19..abe115580cb 100644
--- a/vnet/vnet/nsh-gre/nsh_gre.h
+++ b/vnet/vnet/nsh-gre/nsh_gre.h
@@ -17,7 +17,7 @@
#include <vnet/vnet.h>
#include <vnet/gre/gre.h>
-#include <vnet/nsh-gre/nsh_gre_packet.h>
+#include <vnet/nsh/nsh_packet.h>
#include <vnet/ip/ip4_packet.h>
typedef CLIB_PACKED (struct {
@@ -46,15 +46,8 @@ typedef struct {
u32 sw_if_index;
/* NSH header fields in HOST byte order */
- u8 ver_o_c;
- u8 length;
- u8 md_type;
- u8 next_protocol;
- u32 spi_si;
-
- /* Context headers, always present, in HOST byte order */
- u32 c1, c2, c3, c4;
- u32 * tlvs;
+ nsh_header_t nsh_hdr;
+
} nsh_gre_tunnel_t;
#define foreach_nsh_gre_input_next \
@@ -64,15 +57,15 @@ typedef struct {
_ (ETHERNET_INPUT, "ethernet-input")
typedef enum {
-#define _(s,n) NSH_INPUT_NEXT_##s,
+#define _(s,n) NSH_GRE_INPUT_NEXT_##s,
foreach_nsh_gre_input_next
#undef _
- NSH_INPUT_N_NEXT,
+ NSH_GRE_INPUT_N_NEXT,
} nsh_gre_input_next_t;
typedef enum {
#define nsh_gre_error(n,s) NSH_GRE_ERROR_##n,
-#include <vnet/nsh-gre/nsh_gre_error.def>
+#include <vnet/nsh/nsh_error.def>
#undef nsh_gre_error
NSH_GRE_N_ERROR,
} nsh_gre_input_error_t;
@@ -108,13 +101,7 @@ typedef struct {
u32 encap_fib_index;
u32 decap_fib_index;
u32 decap_next_index;
- u8 ver_o_c;
- u8 length;
- u8 md_type;
- u8 next_protocol;
- u32 spi_si;
- u32 c1, c2, c3, c4;
- u32 * tlvs;
+ nsh_header_t nsh_hdr;
} vnet_nsh_gre_add_del_tunnel_args_t;
int vnet_nsh_gre_add_del_tunnel (vnet_nsh_gre_add_del_tunnel_args_t *a,
diff --git a/vnet/vnet/nsh-vxlan-gpe/nsh_vxlan_gpe.c b/vnet/vnet/nsh-vxlan-gpe/nsh_vxlan_gpe.c
index d96ba57b1cf..88945cd8762 100644
--- a/vnet/vnet/nsh-vxlan-gpe/nsh_vxlan_gpe.c
+++ b/vnet/vnet/nsh-vxlan-gpe/nsh_vxlan_gpe.c
@@ -52,22 +52,22 @@ u8 * format_nsh_vxlan_gpe_tunnel (u8 * s, va_list * args)
t->decap_fib_index);
s = format (s, " decap next %U\n", format_decap_next, t->decap_next_index);
s = format (s, " vxlan VNI %d ", t->vni);
- s = format (s, "nsh ver %d ", (t->ver_o_c>>6));
- if (t->ver_o_c & NSH_GRE_O_BIT)
+ s = format (s, "nsh ver %d ", (t->nsh_hdr.ver_o_c>>6));
+ if (t->nsh_hdr.ver_o_c & NSH_O_BIT)
s = format (s, "O-set ");
- if (t->ver_o_c & NSH_GRE_C_BIT)
+ if (t->nsh_hdr.ver_o_c & NSH_C_BIT)
s = format (s, "C-set ");
s = format (s, "len %d (%d bytes) md_type %d next_protocol %d\n",
- t->length, t->length * 4, t->md_type, t->next_protocol);
+ t->nsh_hdr.length, t->nsh_hdr.length * 4, t->nsh_hdr.md_type, t->nsh_hdr.next_protocol);
s = format (s, " service path %d service index %d\n",
- (t->spi_si>>NSH_GRE_SPI_SHIFT) & NSH_GRE_SPI_MASK,
- t->spi_si & NSH_GRE_SINDEX_MASK);
+ (t->nsh_hdr.spi_si>>NSH_SPI_SHIFT) & NSH_SPI_MASK,
+ t->nsh_hdr.spi_si & NSH_SINDEX_MASK);
s = format (s, " c1 %d c2 %d c3 %d c4 %d\n",
- t->c1, t->c2, t->c3, t->c4);
+ t->nsh_hdr.c1, t->nsh_hdr.c2, t->nsh_hdr.c3, t->nsh_hdr.c4);
return s;
}
@@ -144,19 +144,22 @@ _(dst.as_u32) \
_(vni) \
_(encap_fib_index) \
_(decap_fib_index) \
-_(decap_next_index) \
-_(ver_o_c) \
-_(length) \
-_(md_type) \
-_(next_protocol) \
-_(spi_si) \
-_(c1) \
-_(c2) \
-_(c3) \
-_(c4) \
+_(decap_next_index)
+
+
+#define foreach_copy_nshhdr_field \
+_(ver_o_c) \
+_(length) \
+_(md_type) \
+_(next_protocol) \
+_(spi_si) \
+_(c1) \
+_(c2) \
+_(c3) \
+_(c4) \
_(tlvs)
-#define foreach_32bit_field \
+#define foreach_32bit_field \
_(spi_si) \
_(c1) \
_(c2) \
@@ -171,7 +174,7 @@ static int nsh_vxlan_gpe_rewrite (nsh_vxlan_gpe_tunnel_t * t)
ip4_vxlan_gpe_and_nsh_header_t * h0;
int len;
- len = sizeof (*h0) + vec_len(t->tlvs)*4;
+ len = sizeof (*h0) + vec_len(t->nsh_hdr.tlvs)*4;
vec_validate_aligned (rw, len-1, CLIB_CACHE_LINE_BYTES);
@@ -200,14 +203,14 @@ static int nsh_vxlan_gpe_rewrite (nsh_vxlan_gpe_tunnel_t * t)
/* NSH header */
nsh0 = &h0->nsh;
- nsh0->ver_o_c = t->ver_o_c;
- nsh0->md_type = t->md_type;
- nsh0->next_protocol = t->next_protocol;
- nsh0->spi_si = t->spi_si;
- nsh0->c1 = t->c1;
- nsh0->c2 = t->c2;
- nsh0->c3 = t->c3;
- nsh0->c4 = t->c4;
+ nsh0->ver_o_c = t->nsh_hdr.ver_o_c;
+ nsh0->md_type = t->nsh_hdr.md_type;
+ nsh0->next_protocol = t->nsh_hdr.next_protocol;
+ nsh0->spi_si = t->nsh_hdr.spi_si;
+ nsh0->c1 = t->nsh_hdr.c1;
+ nsh0->c2 = t->nsh_hdr.c2;
+ nsh0->c3 = t->nsh_hdr.c3;
+ nsh0->c4 = t->nsh_hdr.c4;
/* Endian swap 32-bit fields */
#define _(x) nsh0->x = clib_host_to_net_u32(nsh0->x);
@@ -215,12 +218,12 @@ static int nsh_vxlan_gpe_rewrite (nsh_vxlan_gpe_tunnel_t * t)
#undef _
/* fix nsh header length */
- t->length = 6 + vec_len(t->tlvs);
- nsh0->length = t->length;
+ t->nsh_hdr.length = 6 + vec_len(t->nsh_hdr.tlvs);
+ nsh0->length = t->nsh_hdr.length;
/* Copy any TLVs */
- if (vec_len(t->tlvs))
- clib_memcpy (nsh0->tlvs, t->tlvs, 4*vec_len(t->tlvs));
+ if (vec_len(t->nsh_hdr.tlvs))
+ clib_memcpy (nsh0->tlvs, t->nsh_hdr.tlvs, 4*vec_len(t->nsh_hdr.tlvs));
t->rewrite = rw;
return (0);
@@ -242,7 +245,7 @@ int vnet_nsh_vxlan_gpe_add_del_tunnel
key.src = a->dst.as_u32; /* decap src in key is encap dst in config */
key.vni = clib_host_to_net_u32 (a->vni << 8);
- key.spi_si = clib_host_to_net_u32(a->spi_si);
+ key.spi_si = clib_host_to_net_u32(a->nsh_hdr.spi_si);
key.pad = 0;
p = hash_get_mem (ngm->nsh_vxlan_gpe_tunnel_by_key, &key);
@@ -263,6 +266,11 @@ int vnet_nsh_vxlan_gpe_add_del_tunnel
#define _(x) t->x = a->x;
foreach_copy_field;
#undef _
+
+ /* copy from arg structure */
+#define _(x) t->nsh_hdr.x = a->nsh_hdr.x;
+ foreach_copy_nshhdr_field;
+#undef _
rv = nsh_vxlan_gpe_rewrite (t);
@@ -487,6 +495,10 @@ nsh_vxlan_gpe_add_del_tunnel_command_fn (vlib_main_t * vm,
#define _(x) a->x = x;
foreach_copy_field;
#undef _
+
+#define _(x) a->nsh_hdr.x = x;
+ foreach_copy_nshhdr_field;
+#undef _
rv = vnet_nsh_vxlan_gpe_add_del_tunnel (a, 0 /* hw_if_indexp */);
diff --git a/vnet/vnet/nsh-vxlan-gpe/nsh_vxlan_gpe.h b/vnet/vnet/nsh-vxlan-gpe/nsh_vxlan_gpe.h
index 99dc60001f6..3effd3318cb 100644
--- a/vnet/vnet/nsh-vxlan-gpe/nsh_vxlan_gpe.h
+++ b/vnet/vnet/nsh-vxlan-gpe/nsh_vxlan_gpe.h
@@ -22,7 +22,7 @@
#include <vnet/l2/l2_input.h>
#include <vnet/ethernet/ethernet.h>
#include <vnet/gre/gre.h>
-#include <vnet/nsh-gre/nsh_gre_packet.h>
+#include <vnet/nsh/nsh_packet.h>
#include <vnet/nsh-vxlan-gpe/vxlan_gpe_packet.h>
#include <vnet/ip/ip4_packet.h>
#include <vnet/ip/udp.h>
@@ -73,15 +73,7 @@ typedef struct {
u32 sw_if_index;
/* NSH header fields in HOST byte order */
- u8 ver_o_c;
- u8 length;
- u8 md_type;
- u8 next_protocol;
- u32 spi_si;
-
- /* Context headers, always present, in HOST byte order */
- u32 c1, c2, c3, c4;
- u32 * tlvs;
+ nsh_header_t nsh_hdr;
} nsh_vxlan_gpe_tunnel_t;
#define foreach_nsh_vxlan_gpe_input_next \
@@ -137,13 +129,7 @@ typedef struct {
u32 decap_fib_index;
u32 decap_next_index;
u32 vni;
- u8 ver_o_c;
- u8 length;
- u8 md_type;
- u8 next_protocol;
- u32 spi_si;
- u32 c1, c2, c3, c4;
- u32 * tlvs;
+ nsh_header_t nsh_hdr;
} vnet_nsh_vxlan_gpe_add_del_tunnel_args_t;
int vnet_nsh_vxlan_gpe_add_del_tunnel
diff --git a/vnet/vnet/nsh-gre/nsh_gre_error.def b/vnet/vnet/nsh/nsh_error.def
index 532b02a6e89..532b02a6e89 100644
--- a/vnet/vnet/nsh-gre/nsh_gre_error.def
+++ b/vnet/vnet/nsh/nsh_error.def
diff --git a/vnet/vnet/nsh-gre/nsh_gre_packet.h b/vnet/vnet/nsh/nsh_packet.h
index 0620f227b9f..87d46a93b6d 100644
--- a/vnet/vnet/nsh-gre/nsh_gre_packet.h
+++ b/vnet/vnet/nsh/nsh_packet.h
@@ -12,11 +12,11 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
-#ifndef included_vnet_nsh_gre_packet_h
-#define included_vnet_nsh_gre_packet_h
+#ifndef included_vnet_nsh_packet_h
+#define included_vnet_nsh_packet_h
/*
- * NSH_GRE packet format from draft-quinn-sfc-nsh-03.txt
+ * NSH packet format from draft-quinn-sfc-nsh-03.txt
*
* NSH Base Header
* 0 1 2 3
@@ -78,16 +78,15 @@ typedef CLIB_PACKED(struct {
u32 c1; u32 c2; u32 c3; u32 c4;
/* Optional variable length metadata */
- u32 tlvs[0];
+ u32 * tlvs;
}) nsh_header_t;
-#define NSH_GRE_VERSION (0<<6)
-#define NSH_GRE_O_BIT (1<<5)
-#define NSH_GRE_C_BIT (1<<4)
+#define NSH_O_BIT (1<<5)
+#define NSH_C_BIT (1<<4)
/* Network byte order shift / mask */
-#define NSH_GRE_SINDEX_MASK 0xFF
-#define NSH_GRE_SPI_MASK (0x00FFFFFF)
-#define NSH_GRE_SPI_SHIFT 8
+#define NSH_SINDEX_MASK 0xFF
+#define NSH_SPI_MASK (0x00FFFFFF)
+#define NSH_SPI_SHIFT 8
-#endif /* included_vnet_nsh_gre_packet_h */
+#endif /* included_vnet_nsh_packet_h */