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/*
*
* 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/ext/client_config/resolver_result.h"
#include <string.h>
#include <grpc/support/alloc.h>
#include <grpc/support/string_util.h>
grpc_addresses *grpc_addresses_create(size_t num_addresses) {
grpc_addresses *addresses = gpr_malloc(sizeof(grpc_addresses));
addresses->num_addresses = num_addresses;
const size_t addresses_size = sizeof(grpc_address) * num_addresses;
addresses->addresses = gpr_malloc(addresses_size);
memset(addresses->addresses, 0, addresses_size);
return addresses;
}
grpc_addresses *grpc_addresses_copy(grpc_addresses* addresses) {
grpc_addresses *new = grpc_addresses_create(addresses->num_addresses);
memcpy(new->addresses, addresses->addresses,
sizeof(grpc_address) * addresses->num_addresses);
return new;
}
void grpc_addresses_set_address(grpc_addresses *addresses, size_t index,
void *address, size_t address_len,
bool is_balancer) {
GPR_ASSERT(index < addresses->num_addresses);
grpc_address *target = &addresses->addresses[index];
memcpy(target->address.addr, address, address_len);
target->address.len = address_len;
target->is_balancer = is_balancer;
}
void grpc_addresses_destroy(grpc_addresses *addresses) {
gpr_free(addresses->addresses);
gpr_free(addresses);
}
struct grpc_resolver_result {
gpr_refcount refs;
grpc_addresses *addresses;
char *lb_policy_name;
};
grpc_resolver_result *grpc_resolver_result_create(grpc_addresses *addresses,
const char *lb_policy_name) {
grpc_resolver_result *result = gpr_malloc(sizeof(*result));
memset(result, 0, sizeof(*result));
gpr_ref_init(&result->refs, 1);
result->addresses = addresses;
result->lb_policy_name = gpr_strdup(lb_policy_name);
return result;
}
void grpc_resolver_result_ref(grpc_resolver_result *result) {
gpr_ref(&result->refs);
}
void grpc_resolver_result_unref(grpc_exec_ctx *exec_ctx,
grpc_resolver_result *result) {
if (gpr_unref(&result->refs)) {
grpc_addresses_destroy(result->addresses);
gpr_free(result->lb_policy_name);
gpr_free(result);
}
}
grpc_addresses *grpc_resolver_result_get_addresses(
grpc_resolver_result *result) {
return result->addresses;
}
const char *grpc_resolver_result_get_lb_policy_name(
grpc_resolver_result *result) {
return result->lb_policy_name;
}
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