[dpdk-dev] [PATCH] examples/exception_path: add FreeBSD support
Tiwei Bie
tiwei.bie at intel.com
Fri May 19 02:13:48 CEST 2017
Signed-off-by: Tiwei Bie <tiwei.bie at intel.com>
---
examples/exception_path/Makefile | 9 ---------
examples/exception_path/main.c | 28 +++++++++++++++++++++++++++-
2 files changed, 27 insertions(+), 10 deletions(-)
diff --git a/examples/exception_path/Makefile b/examples/exception_path/Makefile
index 4b6e07175..76706c124 100644
--- a/examples/exception_path/Makefile
+++ b/examples/exception_path/Makefile
@@ -38,13 +38,6 @@ RTE_TARGET ?= x86_64-native-linuxapp-gcc
include $(RTE_SDK)/mk/rte.vars.mk
-ifneq ($(CONFIG_RTE_EXEC_ENV),"linuxapp")
-$(info This application can only operate in a linuxapp environment, \
-please change the definition of the RTE_TARGET environment variable)
-all:
-clean:
-else
-
# binary name
APP = exception_path
@@ -55,5 +48,3 @@ CFLAGS += -O3
CFLAGS += $(WERROR_FLAGS)
include $(RTE_SDK)/mk/rte.extapp.mk
-
-endif
diff --git a/examples/exception_path/main.c b/examples/exception_path/main.c
index 89bf1cc06..fe30e0703 100644
--- a/examples/exception_path/main.c
+++ b/examples/exception_path/main.c
@@ -42,8 +42,10 @@
#include <getopt.h>
#include <netinet/in.h>
-#include <linux/if.h>
+#include <net/if.h>
+#ifdef RTE_EXEC_ENV_LINUXAPP
#include <linux/if_tun.h>
+#endif
#include <fcntl.h>
#include <sys/ioctl.h>
#include <unistd.h>
@@ -182,6 +184,7 @@ signal_handler(int signum)
}
}
+#ifdef RTE_EXEC_ENV_LINUXAPP
/*
* Create a tap network interface, or use existing one with same name.
* If name[0]='\0' then a name is automatically assigned and returned in name.
@@ -214,6 +217,29 @@ static int tap_create(char *name)
return fd;
}
+#else
+/*
+ * Find a free tap network interface, or create a new one.
+ * The name is automatically assigned and returned in name.
+ */
+static int tap_create(char *name)
+{
+ int i, fd = -1;
+ char devname[PATH_MAX];
+
+ for (i = 0; i < 255; i++) {
+ snprintf(devname, sizeof(devname), "/dev/tap%d", i);
+ fd = open(devname, O_RDWR);
+ if (fd >= 0 || errno != EBUSY)
+ break;
+ }
+
+ if (name)
+ snprintf(name, IFNAMSIZ, "tap%d", i);
+
+ return fd;
+}
+#endif
/* Main processing loop */
static int
--
2.12.1
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