yuxh/gearman-go
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too few data to unpack, read more

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This commit is contained in:
mikespook 2012-12-27 12:32:41 +08:00
parent 63480d6547
commit 027ca1c67c
1 changed files with 7 additions and 3 deletions
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10
worker/agent.go
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@ -137,11 +137,14 @@ BEGIN:
} }
// split package // split package
tl := len(data) tl := len(data)
if tl < 12 { if tl < 12 { // too few data to unpack, read more
goto BEGIN goto BEGIN
} }
start := 0 start := 0
for i := 0; i < tl; i++ { for i := 0; i < tl - 12; i++ {
if start + 12 > tl { // too few data to unpack, read more
goto BEGIN
}
if string(data[start:start+4]) == common.RES_STR { if string(data[start:start+4]) == common.RES_STR {
l := int(common.BytesToUint32([4]byte{data[start+8], l := int(common.BytesToUint32([4]byte{data[start+8],
data[start+9], data[start+10], data[start+11]})) data[start+9], data[start+10], data[start+11]}))
@ -155,10 +158,11 @@ BEGIN:
} else { // ops! It won't be possible. } else { // ops! It won't be possible.
goto BEGIN goto BEGIN
} }
} else { } else { // flag was not found, move to next step
start++ start++
} }
} }
goto BEGIN
return nil, common.Errorf("Invalid data: %V", data) return nil, common.Errorf("Invalid data: %V", data)
} }