Add IsPushOnlyScript.
This commit adds an exported function, IsPushOnlyScript, which can be used to tell whether or not a script only pushes data (only contains opcodes that push data).
This commit is contained in:
Dave Collins
parent
0a3e7f682b
commit
29ed09cc98
2 changed files with 53 additions and 42 deletions
10
script.go
10
script.go
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@ -236,6 +236,16 @@ func isPushOnly(pops []parsedOpcode) bool {
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return true
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}
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// IsPushOnlyScript returns whether or not the passed script only pushes data.
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// If the script does not parse false will be returned.
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func IsPushOnlyScript(script []byte) bool {
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pops, err := parseScript(script)
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if err != nil {
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return false
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}
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return isPushOnly(pops)
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}
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// GetScriptClass returns the class of the script passed. If the script does not
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// parse then NonStandardTy will be returned.
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func GetScriptClass(script []byte) ScriptClass {
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@ -4,75 +4,74 @@ github.com/conformal/btcscript/script.go Script.Step 100.00% (37/37)
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github.com/conformal/btcscript/script.go parseScriptTemplate 100.00% (30/30)
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github.com/conformal/btcscript/script.go NewScript 100.00% (18/18)
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github.com/conformal/btcscript/stack.go asInt 100.00% (18/18)
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github.com/conformal/btcscript/stack.go Stack.nipN 100.00% (14/14)
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github.com/conformal/btcscript/stack.go fromInt 100.00% (14/14)
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github.com/conformal/btcscript/opcode.go parsedOpcode.bytes 100.00% (14/14)
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github.com/conformal/btcscript/opcode.go opcodeWithin 100.00% (13/13)
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github.com/conformal/btcscript/script.go isMultiSig 100.00% (13/13)
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github.com/conformal/btcscript/script.go GetPreciseSigOpCount 100.00% (13/13)
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github.com/conformal/btcscript/stack.go Stack.nipN 100.00% (12/12)
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github.com/conformal/btcscript/opcode.go opcodeWithin 100.00% (13/13)
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github.com/conformal/btcscript/opcode.go parsedOpcode.print 100.00% (12/12)
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github.com/conformal/btcscript/opcode.go opcodeNotIf 100.00% (11/11)
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github.com/conformal/btcscript/opcode.go opcodeIf 100.00% (11/11)
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github.com/conformal/btcscript/opcode.go opcodeLessThan 100.00% (10/10)
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github.com/conformal/btcscript/opcode.go opcodeGreaterThan 100.00% (10/10)
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github.com/conformal/btcscript/opcode.go opcodeNotIf 100.00% (11/11)
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github.com/conformal/btcscript/opcode.go opcodeLessThanOrEqual 100.00% (10/10)
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github.com/conformal/btcscript/opcode.go opcodeGreaterThanOrEqual 100.00% (10/10)
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github.com/conformal/btcscript/opcode.go opcodeMin 100.00% (10/10)
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github.com/conformal/btcscript/opcode.go opcodeNumNotEqual 100.00% (10/10)
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github.com/conformal/btcscript/opcode.go opcodeNumEqual 100.00% (10/10)
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github.com/conformal/btcscript/opcode.go opcodeBoolOr 100.00% (10/10)
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github.com/conformal/btcscript/opcode.go opcodeBoolAnd 100.00% (10/10)
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github.com/conformal/btcscript/opcode.go opcodeNumNotEqual 100.00% (10/10)
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github.com/conformal/btcscript/opcode.go opcodeLessThan 100.00% (10/10)
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github.com/conformal/btcscript/stack.go Stack.Tuck 100.00% (10/10)
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github.com/conformal/btcscript/script.go getSigOpCount 100.00% (10/10)
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github.com/conformal/btcscript/opcode.go opcodeMin 100.00% (10/10)
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github.com/conformal/btcscript/opcode.go opcodeMax 100.00% (10/10)
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github.com/conformal/btcscript/stack.go Stack.OverN 100.00% (9/9)
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github.com/conformal/btcscript/stack.go Stack.SwapN 100.00% (9/9)
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github.com/conformal/btcscript/script.go DisasmString 100.00% (9/9)
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github.com/conformal/btcscript/opcode.go opcodeGreaterThan 100.00% (10/10)
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github.com/conformal/btcscript/stack.go Stack.RotN 100.00% (9/9)
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github.com/conformal/btcscript/script.go DisasmString 100.00% (9/9)
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github.com/conformal/btcscript/stack.go Stack.SwapN 100.00% (9/9)
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github.com/conformal/btcscript/stack.go Stack.OverN 100.00% (9/9)
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github.com/conformal/btcscript/opcode.go opcodeEqual 100.00% (8/8)
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github.com/conformal/btcscript/stack.go Stack.DupN 100.00% (8/8)
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github.com/conformal/btcscript/opcode.go opcodeAdd 100.00% (8/8)
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github.com/conformal/btcscript/opcode.go opcodeSub 100.00% (8/8)
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github.com/conformal/btcscript/opcode.go opcodeAdd 100.00% (8/8)
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github.com/conformal/btcscript/stack.go Stack.DupN 100.00% (8/8)
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github.com/conformal/btcscript/opcode.go opcode0NotEqual 100.00% (7/7)
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github.com/conformal/btcscript/stack.go Stack.DropN 100.00% (7/7)
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github.com/conformal/btcscript/opcode.go opcodeNot 100.00% (7/7)
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github.com/conformal/btcscript/opcode.go opcodePick 100.00% (7/7)
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github.com/conformal/btcscript/opcode.go opcodeRoll 100.00% (7/7)
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github.com/conformal/btcscript/opcode.go opcode0NotEqual 100.00% (7/7)
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github.com/conformal/btcscript/opcode.go opcodeNot 100.00% (7/7)
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github.com/conformal/btcscript/script.go typeOfScript 100.00% (6/6)
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github.com/conformal/btcscript/opcode.go opcodeVerify 100.00% (6/6)
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github.com/conformal/btcscript/opcode.go opcodeIfDup 100.00% (6/6)
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github.com/conformal/btcscript/opcode.go opcodeEndif 100.00% (6/6)
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github.com/conformal/btcscript/opcode.go parsedOpcode.conditional 100.00% (6/6)
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github.com/conformal/btcscript/opcode.go opcodeIfDup 100.00% (6/6)
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github.com/conformal/btcscript/opcode.go opcodeVerify 100.00% (6/6)
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github.com/conformal/btcscript/opcode.go opcodeElse 100.00% (6/6)
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github.com/conformal/btcscript/stack.go Stack.PickN 100.00% (5/5)
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github.com/conformal/btcscript/stack.go Stack.RollN 100.00% (5/5)
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github.com/conformal/btcscript/opcode.go opcodeSize 100.00% (5/5)
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github.com/conformal/btcscript/script.go Script.validPC 100.00% (5/5)
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github.com/conformal/btcscript/script.go removeOpcodeByData 100.00% (5/5)
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github.com/conformal/btcscript/stack.go Stack.PickN 100.00% (5/5)
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github.com/conformal/btcscript/opcode.go opcode1Add 100.00% (5/5)
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github.com/conformal/btcscript/opcode.go opcode1Sub 100.00% (5/5)
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github.com/conformal/btcscript/opcode.go opcodeNegate 100.00% (5/5)
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github.com/conformal/btcscript/opcode.go opcodeAbs 100.00% (5/5)
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github.com/conformal/btcscript/opcode.go opcodeToAltStack 100.00% (5/5)
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github.com/conformal/btcscript/script.go Script.DisasmScript 100.00% (5/5)
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github.com/conformal/btcscript/stack.go Stack.RollN 100.00% (5/5)
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github.com/conformal/btcscript/script.go removeOpcodeByData 100.00% (5/5)
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github.com/conformal/btcscript/script.go removeOpcode 100.00% (5/5)
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github.com/conformal/btcscript/opcode.go parsedOpcode.exec 100.00% (5/5)
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github.com/conformal/btcscript/opcode.go opcodeRipemd160 100.00% (5/5)
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github.com/conformal/btcscript/opcode.go opcodeHash256 100.00% (5/5)
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github.com/conformal/btcscript/opcode.go opcodeHash160 100.00% (5/5)
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github.com/conformal/btcscript/opcode.go opcodeSha256 100.00% (5/5)
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github.com/conformal/btcscript/opcode.go opcodeSha1 100.00% (5/5)
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github.com/conformal/btcscript/opcode.go opcodeRipemd160 100.00% (5/5)
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github.com/conformal/btcscript/script.go Script.validPC 100.00% (5/5)
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github.com/conformal/btcscript/script.go Script.DisasmScript 100.00% (5/5)
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github.com/conformal/btcscript/opcode.go opcodeFromAltStack 100.00% (5/5)
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github.com/conformal/btcscript/script.go removeOpcode 100.00% (5/5)
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github.com/conformal/btcscript/stack.go asBool 100.00% (4/4)
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github.com/conformal/btcscript/opcode.go opcodeToAltStack 100.00% (5/5)
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github.com/conformal/btcscript/opcode.go opcodePushData 100.00% (4/4)
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github.com/conformal/btcscript/opcode.go opcodeEndif 100.00% (4/4)
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github.com/conformal/btcscript/opcode.go opcodeEqualVerify 100.00% (4/4)
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github.com/conformal/btcscript/opcode.go opcodeNumEqualVerify 100.00% (4/4)
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github.com/conformal/btcscript/opcode.go opcodeCheckMultiSigVerify 100.00% (4/4)
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github.com/conformal/btcscript/stack.go Stack.PopBool 100.00% (4/4)
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github.com/conformal/btcscript/stack.go asBool 100.00% (4/4)
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github.com/conformal/btcscript/stack.go Stack.PeekByteArray 100.00% (4/4)
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github.com/conformal/btcscript/stack.go Stack.PeekInt 100.00% (4/4)
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github.com/conformal/btcscript/stack.go Stack.PopInt 100.00% (4/4)
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github.com/conformal/btcscript/stack.go Stack.PeekBool 100.00% (4/4)
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github.com/conformal/btcscript/script.go unparseScript 100.00% (4/4)
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github.com/conformal/btcscript/script.go IsPayToScriptHash 100.00% (4/4)
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github.com/conformal/btcscript/script.go isPushOnly 100.00% (4/4)
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@ -80,46 +79,46 @@ github.com/conformal/btcscript/script.go GetScriptClass 100.00% (4/4)
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github.com/conformal/btcscript/script.go Script.curPC 100.00% (4/4)
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github.com/conformal/btcscript/script.go Script.DisasmPC 100.00% (4/4)
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github.com/conformal/btcscript/script.go getStack 100.00% (4/4)
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github.com/conformal/btcscript/script.go scriptUInt8 100.00% (3/3)
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github.com/conformal/btcscript/address.go ScriptType.String 100.00% (3/3)
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github.com/conformal/btcscript/stack.go Stack.PeekBool 100.00% (4/4)
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github.com/conformal/btcscript/stack.go fromBool 100.00% (3/3)
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github.com/conformal/btcscript/script.go scriptUInt32 100.00% (3/3)
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github.com/conformal/btcscript/script.go setStack 100.00% (3/3)
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github.com/conformal/btcscript/stack.go fromBool 100.00% (3/3)
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github.com/conformal/btcscript/address.go ScriptType.String 100.00% (3/3)
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github.com/conformal/btcscript/script.go scriptUInt16 100.00% (3/3)
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github.com/conformal/btcscript/opcode.go opcodeDepth 100.00% (2/2)
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github.com/conformal/btcscript/script.go scriptUInt8 100.00% (3/3)
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github.com/conformal/btcscript/opcode.go opcodeFalse 100.00% (2/2)
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github.com/conformal/btcscript/opcode.go opcodeCodeSeparator 100.00% (2/2)
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github.com/conformal/btcscript/opcode.go calcHash 100.00% (2/2)
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github.com/conformal/btcscript/address.go ScriptToAddress 100.00% (2/2)
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github.com/conformal/btcscript/script.go GetSigOpCount 100.00% (2/2)
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github.com/conformal/btcscript/opcode.go opcodeDepth 100.00% (2/2)
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github.com/conformal/btcscript/stack.go Stack.Depth 100.00% (2/2)
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github.com/conformal/btcscript/stack.go Stack.NipN 100.00% (2/2)
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github.com/conformal/btcscript/address.go ScriptToAddress 100.00% (2/2)
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github.com/conformal/btcscript/opcode.go opcodeN 100.00% (2/2)
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github.com/conformal/btcscript/opcode.go opcodeFalse 100.00% (2/2)
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github.com/conformal/btcscript/opcode.go opcode1Negate 100.00% (2/2)
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github.com/conformal/btcscript/script.go GetSigOpCount 100.00% (2/2)
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github.com/conformal/btcscript/opcode.go opcodeCodeSeparator 100.00% (2/2)
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github.com/conformal/btcscript/script.go Script.GetStack 100.00% (1/1)
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github.com/conformal/btcscript/script.go Script.SetStack 100.00% (1/1)
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github.com/conformal/btcscript/script.go isPubkey 100.00% (1/1)
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github.com/conformal/btcscript/script.go isPubkeyHash 100.00% (1/1)
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github.com/conformal/btcscript/script.go Script.GetAltStack 100.00% (1/1)
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github.com/conformal/btcscript/script.go Script.SetStack 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcodeReserved 100.00% (1/1)
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github.com/conformal/btcscript/script.go Script.GetAltStack 100.00% (1/1)
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github.com/conformal/btcscript/script.go Script.SetAltStack 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcodeDisabled 100.00% (1/1)
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github.com/conformal/btcscript/script.go parseScript 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go init 100.00% (1/1)
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github.com/conformal/btcscript/log.go newLogClosure 100.00% (1/1)
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github.com/conformal/btcscript/log.go init 100.00% (1/1)
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github.com/conformal/btcscript/script.go isScriptHash 100.00% (1/1)
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github.com/conformal/btcscript/stack.go Stack.PushByteArray 100.00% (1/1)
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github.com/conformal/btcscript/stack.go Stack.PushInt 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcode2Swap 100.00% (1/1)
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github.com/conformal/btcscript/stack.go Stack.PopByteArray 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcode2Swap 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcode2Rot 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcode2Over 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcode3Dup 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcode2Dup 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcode2Drop 100.00% (1/1)
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github.com/conformal/btcscript/log.go DisableLog 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcodeReturn 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go calcHash160 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcodeNop 100.00% (1/1)
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github.com/conformal/btcscript/stack.go Stack.PushBool 100.00% (1/1)
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github.com/conformal/btcscript/script.go Script.subScript 100.00% (1/1)
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@ -127,13 +126,14 @@ github.com/conformal/btcscript/opcode.go opcodeInvalid 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcodeTuck 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcodeSwap 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcodeRot 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go calcHash160 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcodeOver 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcodeNip 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcodeDup 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcodeDrop 100.00% (1/1)
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github.com/conformal/btcscript/script.go Script.disasm 100.00% (1/1)
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github.com/conformal/btcscript/log.go UseLogger 100.00% (1/1)
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github.com/conformal/btcscript/log.go DisableLog 100.00% (1/1)
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github.com/conformal/btcscript/log.go init 100.00% (1/1)
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github.com/conformal/btcscript/opcode.go opcodeCheckMultiSig 98.21% (55/56)
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github.com/conformal/btcscript/opcode.go opcodeCheckSig 96.15% (25/26)
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github.com/conformal/btcscript/script.go Script.CheckErrorCondition 78.57% (11/14)
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@ -141,6 +141,7 @@ github.com/conformal/btcscript/opcode.go opcodeCheckSigVerify 75.00% (3/4)
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github.com/conformal/btcscript/script.go Script.calcScriptHash 64.10% (25/39)
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github.com/conformal/btcscript/script.go Script.Execute 44.44% (8/18)
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github.com/conformal/btcscript/log.go SetLogWriter 0.00% (0/7)
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github.com/conformal/btcscript/script.go IsPushOnlyScript 0.00% (0/4)
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github.com/conformal/btcscript/log.go logClosure.String 0.00% (0/1)
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github.com/conformal/btcscript -------------------------- 95.94% (897/935)
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github.com/conformal/btcscript -------------------------- 95.55% (901/943)
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