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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/security/credentials.h"
#include <grpc/support/alloc.h>
#include <string.h>
static void store_ensure_capacity(grpc_credentials_md_store *store) {
if (store->num_entries == store->allocated) {
store->allocated = (store->allocated == 0) ? 1 : store->allocated * 2;
store->entries = gpr_realloc(
store->entries, store->allocated * sizeof(grpc_credentials_md));
}
}
grpc_credentials_md_store *grpc_credentials_md_store_create(
size_t initial_capacity) {
grpc_credentials_md_store *store = gpr_malloc(sizeof(grpc_credentials_md_store));
memset(store, 0, sizeof(grpc_credentials_md_store));
if (initial_capacity > 0) {
store->entries = gpr_malloc(initial_capacity * sizeof(grpc_credentials_md));
store->allocated = initial_capacity;
}
gpr_ref_init(&store->refcount, 1);
return store;
}
void grpc_credentials_md_store_add(grpc_credentials_md_store *store,
gpr_slice key, gpr_slice value) {
if (store == NULL) return;
store_ensure_capacity(store);
store->entries[store->num_entries].key = gpr_slice_ref(key);
store->entries[store->num_entries].value = gpr_slice_ref(value);
store->num_entries++;
}
void grpc_credentials_md_store_add_cstrings(grpc_credentials_md_store *store,
const char *key,
const char *value) {
if (store == NULL) return;
store_ensure_capacity(store);
store->entries[store->num_entries].key = gpr_slice_from_copied_string(key);
store->entries[store->num_entries].value =
gpr_slice_from_copied_string(value);
store->num_entries++;
}
grpc_credentials_md_store *grpc_credentials_md_store_ref(
grpc_credentials_md_store *store) {
if (store == NULL) return NULL;
gpr_ref(&store->refcount);
return store;
}
void grpc_credentials_md_store_unref(grpc_credentials_md_store *store) {
if (store == NULL) return;
if (gpr_unref(&store->refcount)) {
if (store->entries != NULL) {
size_t i;
for (i = 0; i < store->num_entries; i++) {
gpr_slice_unref(store->entries[i].key);
gpr_slice_unref(store->entries[i].value);
}
gpr_free(store->entries);
}
gpr_free(store);
}
}
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