67 lines
1.5 KiB
C++
67 lines
1.5 KiB
C++
/*
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* Copyright 2008 Mika Lindqvist, monni1995_at_gmail.com
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* All rights reserved. Distributed under the terms of the MIT License.
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*/
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#ifndef _LINKKEY_UTILS_H
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#define _LINKKEY_UTILS_H
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#include <stdio.h>
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#include <bluetooth/bluetooth.h>
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namespace Bluetooth {
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class LinkKeyUtils {
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public:
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static bool Compare(linkkey_t* lk1, linkkey_t* lk2)
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{
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return memcmp(lk1, lk2, sizeof(linkkey_t)) == 0;
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}
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static linkkey_t NullKey()
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{
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return (linkkey_t){{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}};
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}
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static char* ToString(const linkkey_t lk)
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{
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// TODO: not safe
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static char str[50];
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sprintf(str, "%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:"
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"%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X",
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lk.l[0], lk.l[1], lk.l[2], lk.l[3], lk.l[4], lk.l[5],
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lk.l[6], lk.l[7], lk.l[8], lk.l[9], lk.l[10], lk.l[11],
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lk.l[12], lk.l[13], lk.l[14], lk.l[15]);
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return str;
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}
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static linkkey_t FromString(const char *lkstr)
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{
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if (lkstr != NULL) {
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uint8 l0, l1, l2, l3, l4, l5, l6, l7, l8, l9, l10, l11, l12, l13, l14, l15;
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size_t count = sscanf(lkstr, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx:%hhx:%hhx:"
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"%hhx:%hhx:%hhx:%hhx:%hhx:%hhx:%hhx:%hhxs", &l0, &l1, &l2, &l3,
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&l4, &l5, &l6, &l7, &l8, &l9, &l10, &l11, &l12, &l13,
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&l14, &l15);
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if (count == 16) {
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return (linkkey_t){{l0, l1, l2, l3, l4, l5, l6, l7, l8,
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l9, l10, l11, l12, l13, l14, l15}};
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}
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}
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return NullKey();
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}
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};
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}
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#ifndef _BT_USE_EXPLICIT_NAMESPACE
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using Bluetooth::LinkKeyUtils;
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#endif
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#endif // _LINKKEY_UTILS_H
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