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-rw-r--r--src/tools/vppapigen/VPPAPI.md17
1 files changed, 10 insertions, 7 deletions
diff --git a/src/tools/vppapigen/VPPAPI.md b/src/tools/vppapigen/VPPAPI.md
index 9f6ef6523d0..df211d866a0 100644
--- a/src/tools/vppapigen/VPPAPI.md
+++ b/src/tools/vppapigen/VPPAPI.md
@@ -5,7 +5,7 @@ The VPP API language is used to define a RPC interface between VPP and its
control plane. The API messages supports shared memory transport and
Unix domain sockets (SOCK_STREAM).
-The wire format is essentially that of a packed C struct.
+The wire format is essentially that of a network formatted (big-endian) packed C struct.
The VPP API compiler is located in *src/tools/vppapigen* and can currently
compile to JSON or C (used by the VPP binary itself).
@@ -61,10 +61,11 @@ define show_version_reply
{
u32 context;
i32 retval;
- string program [limit = 32];
- string version [limit = 32];
- string build_date [limit = 32];
- string build_directory [limit = 256];
+ string program [32];
+ string version [32];
+ string build_date [32];
+ /* The final field can be a variable length argument */
+ string build_directory [];
};
```
@@ -140,7 +141,7 @@ typedef u8 ip6_address[16];
```
Where the above defines two new types *vl_api_ip4_address_t* and
-*vl_api_ip6_address_t*. These are aliases for the underlaying
+*vl_api_ip6_address_t*. These are aliases for the underlying
u8 array.
In the other form, it is used to specify an abstract data type.
@@ -270,7 +271,7 @@ receive sw_interface_event messages whenever interface states changes.
### Scalar Value Types
.api type|size|C type|Python type
----------|----|------------------
+---------|----|------|-----------
i8 | 1|i8 |int
u8 | 1|u8 |int
i16 | 2|i16 |int
@@ -294,6 +295,8 @@ vl_api_ip6_address_t|16|vl_api_ip6_address_t|`<class 'ipaddress.IPv6Address'>`
vl_api_prefix_t|21|vl_api_prefix_t|`<class 'ipaddress.IPv4Network'> or <class 'ipaddress.IPv6Network'>`
vl_api_ip4_prefix_t|5|vl_api_ip4_prefix_t|`<class 'ipaddress.IPv4Network'>`
vl_api_ip6_prefix_t|17|vl_api_ip6_prefix_t|`<class 'ipaddress.IPv6Network'>`
+vl_api_ip4_address_with_prefix_t|5|vl_api_ip4_address_with_prefix_t|`<class 'ipaddress.IPv4Interface'>`
+vl_api_ip6_address_with_prefix_t|17|vl_api_ip6_address_with_prefix_t|`<class 'ipaddress.IPv6Interface'>`
#### vnet/ethernet/ethernet_types.api
.api type|size|C type|Python type