48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "ExpandableString.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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void ExpandableStringInitialize(struct ExpandableString *s) {
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memset(s, 0, sizeof(*s));
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}
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void ExpandableStringRelease(struct ExpandableString* s) {
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free(s->data);
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memset(s, 0, sizeof(*s));
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}
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bool ExpandableStringAppend(struct ExpandableString* s, const char* text) {
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size_t textSize = strlen(text);
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size_t requiredSize = s->dataSize + textSize + 1;
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char* data = (char*) realloc(s->data, requiredSize);
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if (data == NULL) {
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return false;
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}
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s->data = data;
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memcpy(s->data + s->dataSize, text, textSize + 1);
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s->dataSize += textSize;
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return true;
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}
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bool ExpandableStringAssign(struct ExpandableString* s, const char* text) {
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ExpandableStringRelease(s);
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return ExpandableStringAppend(s, text);
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} |