diff options
Diffstat (limited to 'src/core')
| -rw-r--r-- | src/core/protocol.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/core/protocol.h b/src/core/protocol.h index 253452d8..5db259f0 100644 --- a/src/core/protocol.h +++ b/src/core/protocol.h @@ -138,6 +138,31 @@ struct nni_proto { // not been initialized yet, this routine will do so. extern int nni_proto_open(nng_socket *, const nni_proto *); +// Protocol numbers. These are to be used with nng_socket_create(). +// These values are used on the wire, so must not be changed. The major +// number of the protocol is shifted left by 4 bits, and a subprotocol is +// assigned in the lower 4 bits. +// +// There are gaps in the list, which are obsolete or unsupported protocols. +// Protocol numbers are never more than 16 bits. Also, there will never be +// a valid protocol numbered 0 (NNG_PROTO_NONE). +#define NNI_PROTO(major, minor) (((major) *16) + (minor)) +enum nng_proto_enum { + NNI_PROTO_NONE = NNI_PROTO(0, 0), + NNI_PROTO_PAIR_V0 = NNI_PROTO(1, 0), + NNI_PROTO_PAIR_V1 = NNI_PROTO(1, 1), + NNI_PROTO_PUB_V0 = NNI_PROTO(2, 0), + NNI_PROTO_SUB_V0 = NNI_PROTO(2, 1), + NNI_PROTO_REQ_V0 = NNI_PROTO(3, 0), + NNI_PROTO_REP_V0 = NNI_PROTO(3, 1), + NNI_PROTO_PUSH_V0 = NNI_PROTO(5, 0), + NNI_PROTO_PULL_V0 = NNI_PROTO(5, 1), + NNI_PROTO_SURVEYOR_V0 = NNI_PROTO(6, 2), + NNI_PROTO_RESPONDENT_V0 = NNI_PROTO(6, 3), + NNI_PROTO_BUS_V0 = NNI_PROTO(7, 0), + NNI_PROTO_STAR_V0 = NNI_PROTO(100, 0), +}; + extern int nni_proto_sys_init(void); extern void nni_proto_sys_fini(void); |