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authorJosh Blum <josh@joshknows.com>2010-02-10 11:57:58 -0800
committerJosh Blum <josh@joshknows.com>2010-02-10 11:57:58 -0800
commitd088a11bf7c257ba45bf0c37a41e5038b302bc44 (patch)
tree8bbb4d90285a181c603c117de4504e73066afe48 /firmware/microblaze/lib/usrp2_bytesex.h
parente2044e13ec4ad94e9739402257134abd92cf1521 (diff)
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Copied a snapshot of the usrp2 firmware into the microblaze firmware directory in the uhd repo.
Added erllc copyrights to the files created and modified at erllc.
Diffstat (limited to 'firmware/microblaze/lib/usrp2_bytesex.h')
-rw-r--r--firmware/microblaze/lib/usrp2_bytesex.h66
1 files changed, 66 insertions, 0 deletions
diff --git a/firmware/microblaze/lib/usrp2_bytesex.h b/firmware/microblaze/lib/usrp2_bytesex.h
new file mode 100644
index 000000000..2b74f2a0b
--- /dev/null
+++ b/firmware/microblaze/lib/usrp2_bytesex.h
@@ -0,0 +1,66 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2007 Free Software Foundation, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef INCLUDED_USRP2_BYTESEX_H
+#define INCLUDED_USRP2_BYTESEX_H
+
+// The USRP2 speaks big-endian...
+// Use the standard include files or provide substitutions for
+// htons and friends
+
+#if defined(HAVE_ARPA_INET_H)
+#include <arpa/inet.h>
+#elif defined(HAVE_NETINET_IN_H)
+#include <netinet/in.h>
+#else
+#include <stdint.h>
+
+#ifdef WORDS_BIGENDIAN // nothing to do...
+
+static inline uint32_t htonl(uint32_t x){ return x; }
+static inline uint16_t htons(uint16_t x){ return x; }
+static inline uint32_t ntohl(uint32_t x){ return x; }
+static inline uint16_t ntohs(uint16_t x){ return x; }
+
+#else
+
+#ifdef HAVE_BYTESWAP_H
+#include <byteswap.h>
+#else
+
+static inline uint16_t
+bswap_16 (uint16_t x)
+{
+ return ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8));
+}
+
+static inline uint32_t
+bswap_32 (uint32_t x)
+{
+ return ((((x) & 0xff000000) >> 24) | (((x) & 0x00ff0000) >> 8) \
+ | (((x) & 0x0000ff00) << 8) | (((x) & 0x000000ff) << 24));
+}
+#endif
+
+static inline uint32_t htonl(uint32_t x){ return bswap_32(x); }
+static inline uint16_t htons(uint16_t x){ return bswap_16(x); }
+static inline uint32_t ntohl(uint32_t x){ return bswap_32(x); }
+static inline uint16_t ntohs(uint16_t x){ return bswap_16(x); }
+
+#endif
+#endif
+#endif /* INCLUDED_USRP2_BYTESEX_H */