Add Elf file as supported matcher archive type

h2non · Aug 1, 2017 · 6fd9a2b · 6fd9a2b
1 parent 32ffe49
commit 6fd9a2b
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diff --git a/README.md b/README.md
@@ -237,6 +237,7 @@ func main() {
 - **Z** - `application/x-compress`
 - **lz** - `application/x-lzip`
 - **rpm** - `application/x-rpm`
+- **elf** - `application/x-executable`
 
 #### Font
 

diff --git a/matchers/archive.go b/matchers/archive.go
@@ -24,6 +24,7 @@ var (
 	TypeZ      = newType("Z", "application/x-compress")
 	TypeLz     = newType("lz", "application/x-lzip")
 	TypeRpm    = newType("rpm", "application/x-rpm")
+	TypeElf    = newType("elf", "application/x-executable")
 )
 
 var Archive = Map{
@@ -50,6 +51,7 @@ var Archive = Map{
 	TypeZ:      Z,
 	TypeLz:     Lz,
 	TypeRpm:    Rpm,
+	TypeElf:    Elf,
 }
 
 func Epub(buf []byte) bool {
@@ -207,3 +209,9 @@ func Rpm(buf []byte) bool {
 		buf[0] == 0xED && buf[1] == 0xAB &&
 		buf[2] == 0xEE && buf[3] == 0xDB
 }
+
+func Elf(buf []byte) bool {
+	return len(buf) > 52 &&
+		buf[0] == 0x7F && buf[1] == 0x45 &&
+		buf[2] == 0x4C && buf[3] == 0x46
+}