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[bluetooth-dev] what is the MAGIC number 'B'?
I just encountered
#define BT_IOC_MAGIC 'B' /* Use B as a magic number */
in the btcommon.h
Could anybody pls tell me, what the purpose of this definition is?
Moreover there is for example
#define HCIWRITESTOREDLINKKEY _IOWR(BT_IOC_MAGIC, 0x34, u8)
Where does the 0x34 come from? The core spec on p.616 tells me that the OCF is
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