mirror of
https://github.com/WiiLink24/wfc-server.git
synced 2026-03-21 17:44:58 -05:00
bdce41eaa4
- Server browser (Matchmaking) now returns a server list (although hardcoded) - GPCM now keeps track of an actual thread-safe session - Some int types were changed to reflect the actual size - Improvements made to logging in many places
33 lines
687 B
Go
33 lines
687 B
Go
package common
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import (
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"crypto/md5"
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"encoding/binary"
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"fmt"
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)
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func CalcFriendCode(pid uint32, gameId string) uint64 {
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if pid == 0 {
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return 0
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}
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buffer := make([]byte, 8)
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binary.LittleEndian.PutUint32(buffer, pid)
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buffer[4] = gameId[3]
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buffer[5] = gameId[2]
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buffer[6] = gameId[1]
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buffer[7] = gameId[0]
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digest := md5.Sum(buffer)
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return uint64(pid) | (uint64(digest[0]&0xfe) << 31)
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}
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func CalcFriendCodeString(pid uint32, gameId string) string {
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return GetRawFriendCodeString(CalcFriendCode(pid, gameId))
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}
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func GetRawFriendCodeString(fc uint64) string {
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s := fmt.Sprintf("%012d", fc)
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return s[len(s)-12:len(s)-8] + "-" + s[len(s)-8:len(s)-4] + "-" + s[len(s)-4:]
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}
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