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Improve authorization logic

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This commit is contained in:
yuanyuanxiang
2025-06-19 17:50:11 +08:00
parent 4a31cd8262
commit c2fd857d80
6 changed files with 69 additions and 56 deletions
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22
common/ip_enc.h
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@@ -31,3 +31,25 @@ public:
}
}
};
class PrintableXORCipher {
public:
// <20>ԳƼӽ<C6BC><D3BD>ܣ<EFBFBD><DCA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD>ɴ<EFBFBD>ӡ<EFBFBD>ַ<EFBFBD>
// ǰ<>᣺<EFBFBD><E1A3BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>32~126<32><36>Χ<EFBFBD><CEA7><EFBFBD>ַ<EFBFBD>
void process(char* data, size_t len) {
for (size_t i = 0; i < len; ++i) {
char c = data[i];
// <20><>֤<EFBFBD><D6A4><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><D6B7>ǿɴ<C7BF>ӡ<EFBFBD><D3A1>Χ
if (c < 32 || c > 126) {
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǵ<EFBFBD>ӡ<EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҳ<EFBFBD><D2B2><EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><D4B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
continue;
}
// <20><><EFBFBD><EFBFBD>0x55<35><35>'U'<27><><EFBFBD><EFBFBD>ȷ<EFBFBD><C8B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>32~126֮<36><D6AE>
char encrypted = c ^ 0x55;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڷ<EFBFBD>Χ<EFBFBD><CEA7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ط<EFBFBD>Χ<EFBFBD>ڣ<EFBFBD><DAA3>򵥼Ӽ<F2B5A5BC>ѭ<EFBFBD><D1AD><EFBFBD><EFBFBD>
if (encrypted < 32) encrypted += 95;
if (encrypted > 126) encrypted -= 95;
data[i] = encrypted;
}
}
};