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Diffstat (limited to 'src/core/ext/client_config/resolver_factory.h')
-rw-r--r-- | src/core/ext/client_config/resolver_factory.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/src/core/ext/client_config/resolver_factory.h b/src/core/ext/client_config/resolver_factory.h new file mode 100644 index 0000000000..4eb6979aad --- /dev/null +++ b/src/core/ext/client_config/resolver_factory.h @@ -0,0 +1,82 @@ +/* + * + * Copyright 2015, Google Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#ifndef GRPC_CORE_EXT_CLIENT_CONFIG_RESOLVER_FACTORY_H +#define GRPC_CORE_EXT_CLIENT_CONFIG_RESOLVER_FACTORY_H + +#include "src/core/ext/client_config/client_channel_factory.h" +#include "src/core/ext/client_config/resolver.h" +#include "src/core/ext/client_config/uri_parser.h" + +typedef struct grpc_resolver_factory grpc_resolver_factory; +typedef struct grpc_resolver_factory_vtable grpc_resolver_factory_vtable; + +/** grpc_resolver provides grpc_client_config objects to grpc_channel + objects */ +struct grpc_resolver_factory { + const grpc_resolver_factory_vtable *vtable; +}; + +typedef struct grpc_resolver_args { + grpc_uri *uri; + grpc_client_channel_factory *client_channel_factory; +} grpc_resolver_args; + +struct grpc_resolver_factory_vtable { + void (*ref)(grpc_resolver_factory *factory); + void (*unref)(grpc_resolver_factory *factory); + + /** Implementation of grpc_resolver_factory_create_resolver */ + grpc_resolver *(*create_resolver)(grpc_resolver_factory *factory, + grpc_resolver_args *args); + + /** Implementation of grpc_resolver_factory_get_default_authority */ + char *(*get_default_authority)(grpc_resolver_factory *factory, grpc_uri *uri); + + /** URI scheme that this factory implements */ + const char *scheme; +}; + +void grpc_resolver_factory_ref(grpc_resolver_factory *resolver); +void grpc_resolver_factory_unref(grpc_resolver_factory *resolver); + +/** Create a resolver instance for a name */ +grpc_resolver *grpc_resolver_factory_create_resolver( + grpc_resolver_factory *factory, grpc_resolver_args *args); + +/** Return a (freshly allocated with gpr_malloc) string representing + the default authority to use for this scheme. */ +char *grpc_resolver_factory_get_default_authority( + grpc_resolver_factory *factory, grpc_uri *uri); + +#endif /* GRPC_CORE_EXT_CLIENT_CONFIG_RESOLVER_FACTORY_H */ |