56 lines
1.1 KiB
C
56 lines
1.1 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 GHashTable *allocsizes; // map[*void]*size_t
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void initAlloc(void)
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{
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allocsizes = g_hash_table_new(g_direct_hash, g_direct_equal);
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}
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void *uiAlloc(size_t size)
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{
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void *out;
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size_t *s;
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out = g_malloc0(size);
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if (g_hash_table_lookup(allocsizes, out) != NULL)
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complain("already have a size for %p in uiAlloc()", out);
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s = g_new0(size_t, 1);
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*s = size;
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g_hash_table_insert(allocsizes, out, s);
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return 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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out = g_realloc(p, new);
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s = (size_t *) g_hash_table_lookup(allocsizes, p);
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if (s == NULL)
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complain("no size found for %p in uiRealloc()", p);
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if (new <= *s)
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memset(((uint8_t *) out) + *s, 0, new - *s);
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*s = new;
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g_hash_table_remove(allocsizes, p);
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g_hash_table_insert(allocsizes, out, s);
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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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size_t *s;
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g_free(p);
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s = (size_t *) g_hash_table_lookup(allocsizes, p);
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if (s == NULL)
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complain("no size found for %p in uiFree()", p);
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g_hash_table_remove(allocsizes, p);
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g_free(s);
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}
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