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| Original file line number | Diff line number | Diff line change |
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@@ -28,4 +28,5 @@ go.work.sum | |
| __debug* | ||
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| # misc | ||
| test/ | ||
| *.proto | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,17 +1,111 @@ | ||
| package bindiff | ||
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| import ( | ||
| "fmt" | ||
| "os/exec" | ||
| "path/filepath" | ||
| "strings" | ||
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| "github.com/blacktop/go-bindiff/pkg/binexport" | ||
| "github.com/glebarez/sqlite" | ||
| "gorm.io/gorm" | ||
| "gorm.io/gorm/logger" | ||
| ) | ||
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| const ( | ||
| bindiffExePath = "/Applications/BinDiff/BinDiff.app/Contents/MacOS/bin/bindiff" | ||
| ) | ||
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| type BinDiff struct { | ||
| ExportPrev string | ||
| ExportNext string | ||
| DiffFile string | ||
| Output string | ||
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| md Metadata | ||
| files []File | ||
| fmatches []FunctionMatch | ||
| bbmatches []BasicBlockMatch | ||
| imatches []Instruction | ||
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| db *gorm.DB | ||
| } | ||
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| func fileNameWithoutExtTrimSuffix(fileName string) string { | ||
| return strings.TrimSuffix(fileName, filepath.Ext(fileName)) | ||
| } | ||
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| func NewBinDiff(prev, next string) *BinDiff { | ||
| func NewBinDiff(prev, next, output string) (*BinDiff, error) { | ||
| bx1, err := binexport.NewBinExport(prev) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("failed to parse %s: %w", prev, err) | ||
| } | ||
| bx2, err := binexport.NewBinExport(next) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("failed to parse %s: %w", next, err) | ||
| } | ||
| return &BinDiff{ | ||
| ExportPrev: prev, | ||
| ExportNext: next, | ||
| DiffFile: filepath.Join(output, | ||
| fmt.Sprintf("%s_vs_%s.BinDiff", | ||
| fileNameWithoutExtTrimSuffix(bx1.ExecutableName()), | ||
| fileNameWithoutExtTrimSuffix(bx2.ExecutableName()), | ||
| )), | ||
| Output: output, | ||
| }, nil | ||
| } | ||
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| func (b *BinDiff) Close() error { | ||
| db, err := b.db.DB() | ||
| if err != nil { | ||
| return err | ||
| } | ||
| return db.Close() | ||
| } | ||
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| func (b *BinDiff) Run() error { | ||
| cmd := exec.Command(bindiffExePath, "--primary", b.ExportPrev, "--secondary", b.ExportNext, "--output_dir", b.Output) | ||
| out, err := cmd.CombinedOutput() | ||
| if err != nil { | ||
| return fmt.Errorf("failed to run bindiff: %v: cmd output - '%s'", err, out) | ||
| } | ||
| return nil | ||
| } | ||
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| func (b *BinDiff) Read() (err error) { | ||
| b.db, err = gorm.Open(sqlite.Open(b.DiffFile), &gorm.Config{ | ||
| Logger: logger.Default.LogMode(logger.Silent), | ||
| }) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to connect bindiff sqlite database: %w", err) | ||
| } | ||
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| b.db.Table("metadata").First(&b.md) | ||
| b.db.Table("file").Find(&b.files) | ||
| b.db.Table("function").Find(&b.fmatches) | ||
| b.db.Table("basicblock").Find(&b.bbmatches) | ||
| b.db.Table("instruction").Find(&b.imatches) | ||
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| return nil | ||
| } | ||
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| func (b *BinDiff) Metadata() Metadata { | ||
| return b.md | ||
| } | ||
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| func (b *BinDiff) Files() []File { | ||
| return b.files | ||
| } | ||
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| func (b *BinDiff) FunctionMatches() []FunctionMatch { | ||
| return b.fmatches | ||
| } | ||
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| func (b *BinDiff) BasicBlockMatches() []BasicBlockMatch { | ||
| return b.bbmatches | ||
| } | ||
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| func (b *BinDiff) Instructions() []Instruction { | ||
| return b.imatches | ||
| } |
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