go-deblob

commit: 34c420a873460447ae42c6d075818cb3c594f53d
parent: b0d99e93cc91d4bb5bbe3cd6100096fd8aed57ad
Author: Haelwenn (lanodan) Monnier <contact@hacktivis.me>
Date:   Tue,  7 Jan 2020 06:33:14 +0100

Add detection of Option ROMs

Diffstat:
M
go-deblob.1
2
++
M
go-deblob.go
2
+-
M
go-deblob_test.go
1
+

3 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/go-deblob.1 b/go-deblob.1
@@ -36,6 +36,8 @@ ELF files by the magic-header
 .It
 .Xr ar 1
 files by the magic-header
+.It
+x86 IBM PC BIOS Option Rom
 .El
 .Sh EXAMPLES
 The following code block show how it is intended to be used in Gentoo's
diff --git a/go-deblob.go b/go-deblob.go
@@ -35,7 +35,7 @@ func isBlob(filename string) (result bool) {
 		return
 	}
 
-	if bytes.HasPrefix(header, []byte("\x7fELF")) || bytes.HasPrefix(header, []byte("!<arch>\n")) {
+	if bytes.HasPrefix(header, []byte("\x7fELF")) || bytes.HasPrefix(header, []byte("!<arch>\n")) || bytes.HasPrefix(header, []byte("\x55\xAA")) {
 		result = true
 	}
 
diff --git a/go-deblob_test.go b/go-deblob_test.go
@@ -22,6 +22,7 @@ func TestIsBlob(t *testing.T) {
 		// {"test/fixtures/hello.o", true},
 		{"test/fixtures/hello.ar", true},
 		{"test/fixtures/empty", false},
+		// {"test/fixtures/option.rom", true},
 	}
 
 	for _, test := range tests {