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110 lines
2.2 KiB
Plaintext
110 lines
2.2 KiB
Plaintext
# Note that it doesn't really matter if the assembly below is badly written.
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# We just care enough to see that it obfuscates and keeps the same behavior.
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# TODO: support arm64, at least
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[!amd64] skip 'the assembly is only written for amd64'
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env GOGARBLE=test/main
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garble build
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exec ./main
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cmp stderr main.stderr
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# TODO: ! binsubstr main$exe 'test/main' 'privateAdd' 'PublicAdd' 'garble_main' 'garble_define'
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! binsubstr main$exe 'privateAdd' 'PublicAdd'
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[short] stop # no need to verify this with -short
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# Ensure that reversing doesn't error with assembly files.
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# It should fail, as there is nothing to reverse, but without any parse error.
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stdin empty-reverse.txt
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! garble reverse .
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! stderr .
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garble -tiny build
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exec ./main
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cmp stderr main.stderr
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! binsubstr main$exe 'privateAdd' 'PublicAdd'
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go build
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exec ./main
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cmp stderr main.stderr
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binsubstr main$exe 'privateAdd' 'PublicAdd'
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-- go.mod --
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module test/main
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go 1.19
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-- main.go --
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package main
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import (
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"test/main/imported"
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)
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func privateAdd(x, y int32) int32
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// goData is used from both assembly and header files.
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var goData = [4]uint64{1, 2, 3, 4}
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func modifyGoData()
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func modifyGoData2()
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func main() {
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println(privateAdd(1, 2))
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println(goData[0], goData[1])
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modifyGoData()
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println(goData[0], goData[1])
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modifyGoData2()
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println(goData[0], goData[1])
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println(imported.PublicAdd(3, 4))
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}
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-- garble_main_amd64.s --
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TEXT ·privateAdd(SB),$0-16
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MOVL x+0(FP), BX
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MOVL y+4(FP), BP
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ADDL BP, BX
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MOVL BX, ret+8(FP)
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RET
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#include "garble_define_amd64.h"
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#include "extra/garble_define2_amd64.h"
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TEXT ·modifyGoData(SB),$0-16
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addGoDataTo($12)
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ADDL $34, ·goData+8(SB)
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RET
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TEXT ·modifyGoData2(SB),$0-16
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addGoDataTo2($12)
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ADDL $34,·goData+8(SB) // note the lack of a space
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RET
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-- garble_define_amd64.h --
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#define addGoDataTo(arg) \
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ADDL arg, ·goData+0(SB)
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-- extra/garble_define2_amd64.h --
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#define addGoDataTo2(arg) \
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ADDL arg, ·goData+0(SB)
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-- imported/imported.go --
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package imported
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func PublicAdd(x, y int32) int32
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-- imported/imported_amd64.s --
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TEXT ·PublicAdd(SB),$0-16
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MOVL x+0(FP), BX
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MOVL y+4(FP), BP
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ADDL BP, BX
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MOVL BX, ret+8(FP)
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RET
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-- main.stderr --
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3
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1 2
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13 36
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25 70
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7
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-- empty-reverse.txt --
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