From d18527e32e70aeb2a2561625a9e58a26908e6dc3 Mon Sep 17 00:00:00 2001
From: David du Colombier <0intro@gmail.com>
Date: Thu, 27 Jul 2017 23:25:37 +0200
Subject: [PATCH] export class, data, elfversion, osabi and abiversion ident
 header fields

---
 README.md | 7 +++++++
 elf.c     | 6 ++++++
 elf.h     | 7 +++++++
 3 files changed, 20 insertions(+)

diff --git a/README.md b/README.md
index 6f1ebf9..46a7b51 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,13 @@ struct Fhdr {
 	/* Private */
 	...
 
+	/* ELF Identification */
+	uint8_t		class;		/* File class */
+	uint8_t		data;		/* Data encoding */
+	uint8_t		elfversion;	/* File version */
+	uint8_t		osabi;		/* Operating system/ABI identification */
+	uint8_t		abiversion;	/* ABI version */
+
 	/* ELF Header */
 	uint16_t	type;
 	uint16_t	machine;
diff --git a/elf.c b/elf.c
index 4e7e8e9..eb8824d 100644
--- a/elf.c
+++ b/elf.c
@@ -509,6 +509,12 @@ readident(FILE *f, Fhdr *fp)
 	if (i == nelem(data))
 		return -1;
 
+	fp->class = buf[EI_CLASS];
+	fp->data = buf[EI_DATA];
+	fp->elfversion = buf[EI_VERSION];
+	fp->osabi = buf[EI_OSABI];
+	fp->abiversion = buf[EI_ABIVERSION];
+
 	return p - buf;
 }
 
diff --git a/elf.h b/elf.h
index 9f23411..f7a20ac 100644
--- a/elf.h
+++ b/elf.h
@@ -16,6 +16,13 @@ struct Fhdr {
 	int (*readelfphdr)(FILE*, Fhdr*);
 	int (*readelfstrndx)(FILE*, Fhdr*);
 
+	/* ELF Identification */
+	uint8_t		class;		/* File class */
+	uint8_t		data;		/* Data encoding */
+	uint8_t		elfversion;	/* File version */
+	uint8_t		osabi;		/* Operating system/ABI identification */
+	uint8_t		abiversion;	/* ABI version */
+
 	/* ELF Header */
 	uint16_t	type;
 	uint16_t	machine;