65 lines
1.2 KiB
C
65 lines
1.2 KiB
C
// Copyright 2022 Dietrich Epp.
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// This file is part of SyncFiles. SyncFiles is licensed under the terms of the
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// Mozilla Public License, version 2.0. See LICENSE.txt for details.
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/* toolbox.c - replacement functions for Mac OS toolbox functions
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This is used to run conversion tests on non-Mac OS systems to make
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development easier. These are not intended to make it possible to port the
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converter to non-Mac OS systems. */
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#include "lib/defs.h"
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#include "lib/util.h"
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#include <stdlib.h>
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#include <string.h>
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Handle NewHandle(Size byteCount)
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{
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Ptr p;
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Handle h;
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if (byteCount < 0) {
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Fatalf("NewHandle: byteCount = %ld", byteCount);
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}
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p = malloc(byteCount);
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if (byteCount > 0 && p == NULL) {
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return NULL;
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}
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h = malloc(sizeof(Ptr));
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if (h == NULL) {
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free(p);
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return NULL;
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}
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*h = p;
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return h;
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}
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void DisposeHandle(Handle h)
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{
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if (h != NULL) {
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free(*h);
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free(h);
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}
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}
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Boolean ResizeHandle(Handle h, Size newSize)
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{
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Ptr p;
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if (h == NULL) {
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Fatalf("ResizeHandle: h = NULL");
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}
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if (newSize < 0) {
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Fatalf("ResizeHandle: newSize = %ld", newSize);
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}
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p = realloc(*h, newSize);
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if (newSize > 0 && p == NULL) {
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return false;
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}
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*h = p;
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return true;
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}
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void MemClear(void *ptr, Size size)
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{
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memset(ptr, 0, size);
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}
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