a forced_proto takes precedence if != PROTO_NONE */
| 47 | |
| 48 | /* a forced_proto takes precedence if != PROTO_NONE */ |
| 49 | inline static enum sip_protos get_proto(enum sip_protos force_proto, |
| 50 | enum sip_protos proto) |
| 51 | { |
| 52 | /* calculate transport protocol */ |
| 53 | if (force_proto == PROTO_NONE) {/* no protocol forced -- look at proto */ |
| 54 | if (proto >= PROTO_OTHER) { |
| 55 | LM_ERR("unsupported transport: %d\n", proto ); |
| 56 | return PROTO_NONE; |
| 57 | } |
| 58 | /* lower values are valid protocols, including PROTO_NONE */ |
| 59 | return proto; |
| 60 | } |
| 61 | if (force_proto >= PROTO_OTHER) { |
| 62 | LM_ERR("unsupported forced protocol: %d\n", force_proto); |
| 63 | return PROTO_NONE; |
| 64 | } |
| 65 | return force_proto; |
| 66 | } |
| 67 | |
| 68 | |
| 69 |