12 files changed, 120 insertions, 0 deletions
diff --git a/lib/libc/endian/be16toh.c b/lib/libc/endian/be16toh.c
new file mode 100644
index 00000000..40793f93
--- /dev/null
+++ b/lib/libc/endian/be16toh.c
@@ -0,0 +1,10 @@
+#include <endian.h>
+
+uint16_t be16toh(uint16_t big_endian_16bits)
+{
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+	return __builtin_bswap16(big_endian_16bits);
+#else
+	return big_endian_16bits;
+#endif
+}
diff --git a/lib/libc/endian/be32toh.c b/lib/libc/endian/be32toh.c
new file mode 100644
index 00000000..bc7d4900
--- /dev/null
+++ b/lib/libc/endian/be32toh.c
@@ -0,0 +1,10 @@
+#include <endian.h>
+
+uint32_t be32toh(uint32_t big_endian_32bits)
+{
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+	return __builtin_bswap32(big_endian_32bits);
+#else
+	return big_endian_32bits;
+#endif
+}
diff --git a/lib/libc/endian/be64toh.c b/lib/libc/endian/be64toh.c
new file mode 100644
index 00000000..c52cc8a6
--- /dev/null
+++ b/lib/libc/endian/be64toh.c
@@ -0,0 +1,10 @@
+#include <endian.h>
+
+uint64_t be64toh(uint64_t big_endian_64bits)
+{
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+	return __builtin_bswap64(big_endian_64bits);
+#else
+	return big_endian_64bits;
+#endif
+}
diff --git a/lib/libc/endian/htobe16.c b/lib/libc/endian/htobe16.c
new file mode 100644
index 00000000..bb66595f
--- /dev/null
+++ b/lib/libc/endian/htobe16.c
@@ -0,0 +1,10 @@
+#include <endian.h>
+
+uint16_t htobe16(uint16_t host_16bits)
+{
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+	return __builtin_bswap16(host_16bits);
+#else
+	return host_16bits;
+#endif
+}
diff --git a/lib/libc/endian/htobe32.c b/lib/libc/endian/htobe32.c
new file mode 100644
index 00000000..4e294a82
--- /dev/null
+++ b/lib/libc/endian/htobe32.c
@@ -0,0 +1,10 @@
+#include <endian.h>
+
+uint32_t htobe32(uint32_t host_32bits)
+{
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+	return __builtin_bswap32(host_32bits);
+#else
+	return host_32bits;
+#endif
+}
diff --git a/lib/libc/endian/htobe64.c b/lib/libc/endian/htobe64.c
new file mode 100644
index 00000000..ef39de6a
--- /dev/null
+++ b/lib/libc/endian/htobe64.c
@@ -0,0 +1,10 @@
+#include <endian.h>
+
+uint64_t htobe64(uint64_t host_64bits)
+{
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+	return __builtin_bswap64(host_64bits);
+#else
+	return host_64bits;
+#endif
+}
diff --git a/lib/libc/endian/htole16.c b/lib/libc/endian/htole16.c
new file mode 100644
index 00000000..c5b1caa7
--- /dev/null
+++ b/lib/libc/endian/htole16.c
@@ -0,0 +1,10 @@
+#include <endian.h>
+
+uint16_t htole16(uint16_t host_16bits)
+{
+#if __BYTE_ORDER == __BIG_ENDIAN
+	return __builtin_bswap16(host_16bits);
+#else
+	return host_16bits;
+#endif
+}
diff --git a/lib/libc/endian/htole32.c b/lib/libc/endian/htole32.c
new file mode 100644
index 00000000..6c9a3cdc
--- /dev/null
+++ b/lib/libc/endian/htole32.c
@@ -0,0 +1,10 @@
+#include <endian.h>
+
+uint32_t htole32(uint32_t host_32bits)
+{
+#if __BYTE_ORDER == __BIG_ENDIAN
+	return __builtin_bswap32(host_32bits);
+#else
+	return host_32bits;
+#endif
+}
diff --git a/lib/libc/endian/htole64.c b/lib/libc/endian/htole64.c
new file mode 100644
index 00000000..36af0bea
--- /dev/null
+++ b/lib/libc/endian/htole64.c
@@ -0,0 +1,10 @@
+#include <endian.h>
+
+uint64_t htole64(uint64_t host_64bits)
+{
+#if __BYTE_ORDER == __BIG_ENDIAN
+	return __builtin_bswap64(host_64bits);
+#else
+	return host_64bits;
+#endif
+}
diff --git a/lib/libc/endian/le16toh.c b/lib/libc/endian/le16toh.c
new file mode 100644
index 00000000..ea85b5f6
--- /dev/null
+++ b/lib/libc/endian/le16toh.c
@@ -0,0 +1,10 @@
+#include <endian.h>
+
+uint16_t le16toh(uint16_t little_endian_16bits)
+{
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+	return little_endian_16bits;
+#else
+	return __builtin_bswap16(little_endian_16bits);
+#endif
+}
diff --git a/lib/libc/endian/le32toh.c b/lib/libc/endian/le32toh.c
new file mode 100644
index 00000000..f85f0f94
--- /dev/null
+++ b/lib/libc/endian/le32toh.c
@@ -0,0 +1,10 @@
+#include <endian.h>
+
+uint32_t le32toh(uint32_t little_endian_32bits)
+{
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+	return little_endian_32bits;
+#else
+	return __builtin_bswap32(little_endian_32bits);
+#endif
+}
diff --git a/lib/libc/endian/le64toh.c b/lib/libc/endian/le64toh.c
new file mode 100644
index 00000000..4f2cb5fc
--- /dev/null
+++ b/lib/libc/endian/le64toh.c
@@ -0,0 +1,10 @@
+#include <endian.h>
+
+uint64_t le64toh(uint64_t little_endian_64bits)
+{
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+	return little_endian_64bits;
+#else
+	return __builtin_bswap64(little_endian_64bits);
+#endif
+}