| xr-call.h | XML-RPC Call Handling API |
| xr-client.h | XML-RPC Client Connection API |
| xr-http.h | HTTP Transport |
| xr-lib.h | XML-RPC Library Setup API |
| xr-server.h | XML-RPC Server API |
| xr-value-utils.h | Xr_value parser/builder |
| xr-value.h | Intermediate Representation of XML-RPC Values |