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https://github.com/Neo-Desktop/WindowsXPKg
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44 lines
896 B
C++
44 lines
896 B
C++
//
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// Created by Andrew on 01/06/2023.
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//
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#include "header.h"
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void print_product_id(ul32 *pid)
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{
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char raw[12];
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char b[6], c[8];
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int i, digit = 0;
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// Cut a away last bit of pid and convert it to an accii-number (=raw)
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sprintf(raw, "%lu", pid[0] >> 1);
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// Make b-part {640-....}
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strncpy(b, raw, 3);
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b[3] = 0;
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// Make c-part {...-123456X...}
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strcpy(c, raw + 3);
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printf("> %s\n", c);
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// Make checksum digit-part {...56X-}
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assert(strlen(c) == 6);
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for (i = 0; i < 6; i++)
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digit -= c[i] - '0'; // Sum digits
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while (digit < 0)
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digit += 7;
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c[6] = digit + '0';
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c[7] = 0;
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printf("Product ID: PPPPP-%s-%s-23xxx\n", b, c);
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}
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void print_product_key(char *pk) {
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int i;
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assert(strlen(pk) == 25);
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for (i = 0; i < 25; i++) {
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putchar(pk[i]);
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if (i != 24 && i % 5 == 4) putchar('-');
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}
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} |