50 lines
1.2 KiB
C
50 lines
1.2 KiB
C
// 4 december 2014
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#include "uipriv_windows.h"
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// wrappers for allocator of choice
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// panics on memory exhausted, undefined on heap corruption or other unreliably-detected malady (see http://stackoverflow.com/questions/28761680/is-there-a-windows-api-memory-allocator-deallocator-i-can-use-that-will-just-giv)
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// new memory is set to zero
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// passing NULL to tableRealloc() acts like tableAlloc()
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// passing NULL to tableFree() is a no-op
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void *uiAlloc(size_t size, const char *type)
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{
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void *out;
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out = malloc(size);
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if (out == NULL) {
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fprintf(stderr, "memory exhausted in uiAlloc() allocating %s\n", type);
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abort();
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}
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ZeroMemory(out, size);
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if (options.debugLogAllocations)
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fprintf(stderr, "%p alloc %s\n", out, type);
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return out;
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}
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void *uiRealloc(void *p, size_t size, const char *type)
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{
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void *out;
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if (p == NULL)
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return uiAlloc(size, type);
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out = realloc(p, size);
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if (out == NULL) {
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fprintf(stderr, "memory exhausted in uiRealloc() reallocating %s\n", type);
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abort();
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}
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// TODO zero the extra memory
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if (options.debugLogAllocations)
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fprintf(stderr, "%p realloc %p\n", p, out);
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return out;
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}
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void uiFree(void *p)
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{
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if (p == NULL)
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return;
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free(p);
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if (options.debugLogAllocations)
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fprintf(stderr, "%p free\n", p);
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}
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