diff options
Diffstat (limited to 'src/core/client_config/resolver.c')
-rw-r--r-- | src/core/client_config/resolver.c | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/src/core/client_config/resolver.c b/src/core/client_config/resolver.c new file mode 100644 index 0000000000..91e42bb684 --- /dev/null +++ b/src/core/client_config/resolver.c @@ -0,0 +1,83 @@ +/* + * + * 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. + * + */ + +#include "src/core/client_config/resolver.h" + +void grpc_resolver_init(grpc_resolver *resolver, + const grpc_resolver_vtable *vtable) { + resolver->vtable = vtable; + gpr_ref_init(&resolver->refs, 1); +} + +#ifdef GRPC_RESOLVER_REFCOUNT_DEBUG +void grpc_resolver_ref(grpc_resolver *resolver, const char *file, int line, + const char *reason) { + gpr_log(file, line, GPR_LOG_SEVERITY_DEBUG, "RESOLVER:%p ref %d -> %d %s", + resolver, (int)resolver->refs.count, (int)resolver->refs.count + 1, + reason); +#else +void grpc_resolver_ref(grpc_resolver *resolver) { +#endif + gpr_ref(&resolver->refs); +} + +#ifdef GRPC_RESOLVER_REFCOUNT_DEBUG +void grpc_resolver_unref(grpc_resolver *resolver, const char *file, int line, + const char *reason) { + gpr_log(file, line, GPR_LOG_SEVERITY_DEBUG, "RESOLVER:%p unref %d -> %d %s", + resolver, (int)resolver->refs.count, (int)resolver->refs.count - 1, + reason); +#else +void grpc_resolver_unref(grpc_resolver *resolver) { +#endif + if (gpr_unref(&resolver->refs)) { + resolver->vtable->destroy(resolver); + } +} + +void grpc_resolver_shutdown(grpc_resolver *resolver) { + resolver->vtable->shutdown(resolver); +} + +void grpc_resolver_channel_saw_error(grpc_resolver *resolver, + struct sockaddr *failing_address, + int failing_address_len) { + resolver->vtable->channel_saw_error(resolver, failing_address, + failing_address_len); +} + +void grpc_resolver_next(grpc_resolver *resolver, + grpc_client_config **target_config, + grpc_iomgr_closure *on_complete) { + resolver->vtable->next(resolver, target_config, on_complete); +} |