1
2#ifndef _NINE_PDATA_H_
3#define _NINE_PDATA_H_
4
5#include "util/hash_table.h"
6
7struct pheader
8{
9    boolean unknown;
10    GUID guid;
11    DWORD size;
12};
13
14static bool
15ht_guid_compare( const void *a,
16                 const void *b )
17{
18    return GUID_equal(a, b);
19}
20
21static uint32_t
22ht_guid_hash( const void *key )
23{
24    unsigned i, hash = 0;
25    const unsigned char *str = key;
26
27    for (i = 0; i < sizeof(GUID); i++) {
28        hash = (unsigned)(str[i]) + (hash << 6) + (hash << 16) - hash;
29    }
30
31    return hash;
32}
33
34static void
35ht_guid_delete( struct hash_entry *entry )
36{
37    struct pheader *header = entry->data;
38    void *header_data = (void *)header + sizeof(*header);
39
40    if (header->unknown) { IUnknown_Release(*(IUnknown **)header_data); }
41    FREE(header);
42}
43
44#endif /* _NINE_PDATA_H_ */
45