Check-in [8670bc6274]
Overview
Comment:Consolidated some constants
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SHA3-256: 8670bc62741f4444213b2df2d1f0121b3783769baf0661b395e3f35456c9ce85
User & Date: rkeene on 2018-07-02 23:13:03
Other Links: manifest | tags
Context
2018-07-02
23:24
More options for signing and verifying a block check-in: 53b03b2ef6 user: rkeene tags: trunk
23:13
Consolidated some constants check-in: 8670bc6274 user: rkeene tags: trunk
23:07
Improvements to block handling check-in: 7811cddc2e user: rkeene tags: trunk
Changes

Modified nano.tcl from [09538af98b] to [99086640a8].

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#! /usr/bin/env tclsh

package require json
package require json::write

namespace eval ::nano {}
namespace eval ::nano::address {}
namespace eval ::nano::key {}
namespace eval ::nano::block {}
namespace eval ::nano::block::create {}
namespace eval ::nano::account {}






set ::nano::address::base32alphabet {13456789abcdefghijkmnopqrstuwxyz}
proc ::nano::address::toPublicKey {address args} {
	set performChecksumCheck false
	set outputFormat "bytes"
	foreach arg $args {
		switch -exact -- $arg {











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#! /usr/bin/env tclsh

package require json
package require json::write

namespace eval ::nano {}
namespace eval ::nano::address {}
namespace eval ::nano::key {}
namespace eval ::nano::block {}
namespace eval ::nano::block::create {}
namespace eval ::nano::account {}

set ::nano::block::hashLength 32
set ::nano::key::publicKeyLength 32
set ::nano::key::privateKeyLength 32
set ::nano::key::seedLength 32

set ::nano::address::base32alphabet {13456789abcdefghijkmnopqrstuwxyz}
proc ::nano::address::toPublicKey {address args} {
	set performChecksumCheck false
	set outputFormat "bytes"
	foreach arg $args {
		switch -exact -- $arg {
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			default {
				return -code error "Invalid option: $arg"
			}
		}
	}

	if {![info exists inputFormat]} {
		if {[string length $pubKey] == 32} {
			set inputFormat "bytes"
		} else {
			set inputFormat "hex"
		}
	}

	if {$inputFormat eq "hex"} {
		set pubKey [binary decode hex $pubKey]
	}

	if {[string length $pubKey] != 32} {
		return -code error "Invalid key (length)"
	}

	set checksum [string reverse [::nano::internal::hashData $pubKey 5]]
	append pubKey $checksum

	set pubKey [binary encode hex $pubKey]







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			default {
				return -code error "Invalid option: $arg"
			}
		}
	}

	if {![info exists inputFormat]} {
		if {[string length $pubKey] == $::nano::key::publicKeyLength} {
			set inputFormat "bytes"
		} else {
			set inputFormat "hex"
		}
	}

	if {$inputFormat eq "hex"} {
		set pubKey [binary decode hex $pubKey]
	}

	if {[string length $pubKey] != $::nano::key::publicKeyLength} {
		return -code error "Invalid key (length)"
	}

	set checksum [string reverse [::nano::internal::hashData $pubKey 5]]
	append pubKey $checksum

	set pubKey [binary encode hex $pubKey]
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				}
				default {
					return -code error "Invalid option: $arg"
				}
			}
		}
	}
	if {[string length $seed] != 32} {
		set seed [binary decode hex $seed]
	}

	set key [::nano::internal::generateKey $seed $index]
	if {$outputFormat eq "hex"} {
		set key [binary encode hex $key]
	}







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				}
				default {
					return -code error "Invalid option: $arg"
				}
			}
		}
	}
	if {[string length $seed] != $::nano::key::seedLength} {
		set seed [binary decode hex $seed]
	}

	set key [::nano::internal::generateKey $seed $index]
	if {$outputFormat eq "hex"} {
		set key [binary encode hex $key]
	}
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			}
			default {
				return -code error "Invalid option: $arg"
			}
		}
	}

	if {[string length $key] != 32} {
		set key [binary decode hex $key]
	}

	set pubKey [::nano::internal::publicKey $key]
	if {$outputFormat eq "hex"} {
		set pubKey [string toupper [binary encode hex $pubKey]]
	}







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			}
			default {
				return -code error "Invalid option: $arg"
			}
		}
	}

	if {[string length $key] != $::nano::key::privateKeyLength} {
		set key [binary decode hex $key]
	}

	set pubKey [::nano::internal::publicKey $key]
	if {$outputFormat eq "hex"} {
		set pubKey [string toupper [binary encode hex $pubKey]]
	}
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			}
			"-binary" {
				set outputFormat "bytes"
			}
		}
	}

	if {[string length $blockHash] != 32} {
		set blockHash [binary decode hex $blockHash]
	}

	if {[string length $key] != 32} {
		set key [binary decode hex $key]
	}

	set signature [::nano::internal::signDetached $blockHash $key]

	if {$outputFormat eq "hex"} {
		set signature [string toupper [binary encode hex $signature]]
	}

	return $signature
}

proc ::nano::block::signBlock {blockData args} {
	set blockHash [::nano::block::hash $blockData]

	tailcall ::nano::block::signBlockHash $blockHash {*}$args
}

proc ::nano::block::verifyBlockHash {blockHash signature pubKey} {
	if {[string length $blockHash] != 32} {
		set blockHash [binary decode hex $blockHash]
	}

	if {[string length $pubKey] != 32} {
		set key [binary decode hex $pubKey]
	}

	set valid [::nano::internal::verifyDetached $blockHash $signature $pubKey]

	return $signature
}







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			}
			"-binary" {
				set outputFormat "bytes"
			}
		}
	}

	if {[string length $blockHash] != $::nano::block::hashLength} {
		set blockHash [binary decode hex $blockHash]
	}

	if {[string length $key] != $::nano::key::privateKeyLength} {
		set key [binary decode hex $key]
	}

	set signature [::nano::internal::signDetached $blockHash $key]

	if {$outputFormat eq "hex"} {
		set signature [string toupper [binary encode hex $signature]]
	}

	return $signature
}

proc ::nano::block::signBlock {blockData args} {
	set blockHash [::nano::block::hash $blockData]

	tailcall ::nano::block::signBlockHash $blockHash {*}$args
}

proc ::nano::block::verifyBlockHash {blockHash signature pubKey} {
	if {[string length $blockHash] != $::nano::block::hashLength} {
		set blockHash [binary decode hex $blockHash]
	}

	if {[string length $pubKey] != $::nano::key::publicKeyLength} {
		set key [binary decode hex $pubKey]
	}

	set valid [::nano::internal::verifyDetached $blockHash $signature $pubKey]

	return $signature
}
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			}
			default {
				return -code error "Invalid option: $arg"
			}
		}
	}

	set hash [::nano::internal::hashData $blockData 32]

	if {$outputFormat eq "hex"} {
		set hash [string toupper [binary encode hex $hash]]
	}

	return $hash
}







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			}
			default {
				return -code error "Invalid option: $arg"
			}
		}
	}

	set hash [::nano::internal::hashData $blockData $::nano::block::hashLength]

	if {$outputFormat eq "hex"} {
		set hash [string toupper [binary encode hex $hash]]
	}

	return $hash
}