Abstract <linux/ncr.h> from <ncrypto.h> users

Let <ncrypto.h> users #include this header file alone, without caring
about <linux/ncr.h>.

To do so, set up a temporary copy of ncr.h so that the
	#include <linux/ncr.h>
works at build time as well.

10 files changed, 18 insertions, 9 deletions

diff --git a/.gitignore b/.gitignore
index d6b0962..e293651 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,5 +19,6 @@ scripts
 userspace/ncr-setkey
 userspace/libcryptodev.so
 userspace/libcryptodev.so.*
+userspace/linux
 version.h
 tags
diff --git a/examples/Makefile b/examples/Makefile
index fb07989..33a67bc 100644
--- a/examples/Makefile
+++ b/examples/Makefile
@@ -1,5 +1,5 @@
 CC = gcc
-CFLAGS = -Wall -g -O2
+CFLAGS = -Wall -g -O2 -I../userspace
 GNUTLS_LDFLAGS = -L/usr/local/lib -lgnutls
 USERSPACE_LDFLAGS = -L../userspace -lcryptodev
 
diff --git a/userspace/Makefile b/userspace/Makefile
index b87bf0c..9156205 100644
--- a/userspace/Makefile
+++ b/userspace/Makefile
@@ -1,5 +1,5 @@
 CC = gcc
-CFLAGS = -Wall -g -O2 -fPIC
+CFLAGS = -I. -Wall -g -O2 -fPIC
 
 progs := ncr-setkey
 
@@ -15,5 +15,11 @@ libcryptodev.so: ${libobj}
 	ln -sf libcryptodev.so.0.0 libcryptodev.so.0
 	ln -sf libcryptodev.so.0.0 libcryptodev.so
 
+$(libobj): linux/ncr.h
+
+linux/ncr.h: ../ncr.h
+	mkdir -p linux
+	cp $< linux/ncr.h
+
 clean:
-	rm -f *.o *~ libcryptodev.so* ncr-setkey
+	rm -rf *.o *~ libcryptodev.so* ncr-setkey linux
diff --git a/userspace/ncrypto.h b/userspace/ncrypto.h
index 9e32291..752824d 100644
--- a/userspace/ncrypto.h
+++ b/userspace/ncrypto.h
@@ -2,6 +2,8 @@
 #ifndef __NCRYPT_H__
 #define __NCRYPT_H__
 
+#include <linux/ncr.h>
+
 #define NCR_DATA_GET_LAST	1
 //#define NCR_DATA_SET_APPEND	1
 #define NCR_SESSION_FINAL	1
diff --git a/userspace/ncrypto_fd.c b/userspace/ncrypto_fd.c
index ce925cf..7e6741d 100644
--- a/userspace/ncrypto_fd.c
+++ b/userspace/ncrypto_fd.c
@@ -3,7 +3,7 @@
 #include <fcntl.h>
 #include <pthread.h>
 #include <unistd.h>
-#include "../ncr.h"
+#include <linux/ncr.h>
 #include "ncrypto.h"
 
 int __ncr_file_descriptor = -1;
diff --git a/userspace/ncrypto_generate_params.c b/userspace/ncrypto_generate_params.c
index 5772aaf..9dd901d 100644
--- a/userspace/ncrypto_generate_params.c
+++ b/userspace/ncrypto_generate_params.c
@@ -2,7 +2,7 @@
 #include <sys/types.h>
 #include <stdlib.h>
 #include <errno.h>
-#include "../ncr.h"
+#include <linux/ncr.h>
 #include "ncrypto.h"
 
 int
diff --git a/userspace/ncrypto_key.c b/userspace/ncrypto_key.c
index 924ac22..5321c78 100644
--- a/userspace/ncrypto_key.c
+++ b/userspace/ncrypto_key.c
@@ -3,7 +3,7 @@
 #include <sys/ioctl.h>
 #include <string.h>
 #include <errno.h>
-#include "../ncr.h"
+#include <linux/ncr.h>
 #include "ncrypto.h"
 
 extern int __ncr_file_descriptor;
diff --git a/userspace/ncrypto_masterkey.c b/userspace/ncrypto_masterkey.c
index a5c55c3..5910ac0 100644
--- a/userspace/ncrypto_masterkey.c
+++ b/userspace/ncrypto_masterkey.c
@@ -3,7 +3,7 @@
 #include <sys/ioctl.h>
 #include <string.h>
 #include <errno.h>
-#include "../ncr.h"
+#include <linux/ncr.h>
 #include "ncrypto.h"
 
 extern int __ncr_file_descriptor;
diff --git a/userspace/ncrypto_params.c b/userspace/ncrypto_params.c
index f5385f4..6fb49f2 100644
--- a/userspace/ncrypto_params.c
+++ b/userspace/ncrypto_params.c
@@ -3,7 +3,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <errno.h>
-#include "../ncr.h"
+#include <linux/ncr.h>
 #include "ncrypto.h"
 
 int
diff --git a/userspace/ncrypto_session.c b/userspace/ncrypto_session.c
index e37aa21..e14dba2 100644
--- a/userspace/ncrypto_session.c
+++ b/userspace/ncrypto_session.c
@@ -3,7 +3,7 @@
 #include <sys/ioctl.h>
 #include <string.h>
 #include <errno.h>
-#include "../ncr.h"
+#include <linux/ncr.h>
 #include "ncrypto.h"
 
 extern int __ncr_file_descriptor;