73 lines
1.6 KiB
C
73 lines
1.6 KiB
C
// 7 april 2015
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#include <string.h>
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#include "uipriv_unix.h"
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static GPtrArray *allocations;
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void initAlloc(void)
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{
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allocations = g_ptr_array_new();
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}
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static void uninitComplain(gpointer ptr, gpointer data)
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{
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fprintf(stderr, "[libui] %p\n", ptr);
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}
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// TODO bring back the type names for this
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void uninitAlloc(void)
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{
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if (allocations->len == 0) {
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g_ptr_array_free(allocations, TRUE);
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return;
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}
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fprintf(stderr, "[libui] leaked allocations:\n");
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g_ptr_array_foreach(allocations, uninitComplain, NULL);
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complain("either you left something around or there's a bug in libui");
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}
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#define UINT8(p) ((uint8_t *) (p))
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#define PVOID(p) ((void *) (p))
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#define DATA(p) PVOID(UINT8(p) + sizeof (size_t))
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#define BASE(p) PVOID(UINT8(p) - sizeof (size_t))
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#define SIZE(p) ((size_t *) (p))
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void *uiAlloc(size_t size)
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{
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void *out;
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out = g_malloc0(sizeof (size_t) + size);
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*SIZE(out) = size;
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g_ptr_array_add(allocations, out);
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return DATA(out);
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}
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void *uiRealloc(void *p, size_t new)
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{
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void *out;
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size_t *s;
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if (p == NULL)
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return uiAlloc(new);
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p = BASE(p);
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out = g_realloc(p, sizeof (size_t) + new);
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s = SIZE(out);
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if (new <= *s)
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memset(((uint8_t *) DATA(out)) + *s, 0, new - *s);
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*s = new;
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if (g_ptr_array_remove(allocations, p) == FALSE)
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complain("%p not found in allocations array in uiRealloc()", p);
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g_ptr_array_add(allocations, out);
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return DATA(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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complain("attempt to uiFree(NULL); there's a bug somewhere");
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p = BASE(p);
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g_free(p);
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if (g_ptr_array_remove(allocations, p) == FALSE)
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complain("%p not found in allocations array in uiFree()", p);
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}
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