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add response parse module

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This commit is contained in:
hebo
2019-12-24 22:39:30 +08:00
parent 0ed1b77305
commit 6c2fcd13b2
6 changed files with 141 additions and 18 deletions
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22
session-dealer/mysql/util.go
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@@ -125,6 +125,24 @@ func extractMysqlPayloadSize(header []byte) int {
return int(uint32(header[0]) | uint32(header[1])<<8 | uint32(header[2])<<16)
}
func bytesToInt(contents []byte) int {
return int(uint32(contents[0]) | uint32(contents[1])<<8 | uint32(contents[2])<<16 | uint32(contents[3])<<24)
func bytesToInt(contents []byte) (val int) {
if contents == nil || len(contents) < 1 {
return 0
}
for _, byteVal := range contents {
val = val * 256 + int(byteVal)
}
return
}
func bytesToIntSmallEndian(contents []byte) (val int) {
if contents == nil || len(contents) < 1 {
return 0
}
for idx := len(contents)-1; idx >= 0; idx -= 1 {
val = val * 256 + int(contents[idx])
}
return
}