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mxftypes: Generate UUIDs according to RFC4122 version 4 (aka random)

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Instead of fully random UUIDs, these should follow a scheme.
This commit is contained in:
Sebastian Dröge 2016-01-29 23:39:26 +01:00
parent 4321fd94a1
commit 129b04fad0
1 changed files with 2 additions and 1 deletions
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3
gst/mxf/mxftypes.c
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@ -216,7 +216,8 @@ mxf_uuid_init (MXFUUID * uuid, GHashTable * hashtable)
do { do {
for (i = 0; i < 4; i++) for (i = 0; i < 4; i++)
GST_WRITE_UINT32_BE (&uuid->u[i * 4], g_random_int ()); GST_WRITE_UINT32_BE (&uuid->u[i * 4], g_random_int ());
uuid->u[6] = 0x40 | (uuid->u[6] & 0x0f);
uuid->u[8] = (uuid->u[8] & 0xbf) | 0x80;
} while (hashtable && (mxf_uuid_is_zero (uuid) || } while (hashtable && (mxf_uuid_is_zero (uuid) ||
g_hash_table_lookup_extended (hashtable, uuid, NULL, NULL))); g_hash_table_lookup_extended (hashtable, uuid, NULL, NULL)));
} }