Rework endianness conversion primitives

Signed-off-by: Laurent Bercot <ska@appnovation.com>

46 files changed, 137 insertions, 88 deletions

diff --git a/src/libstddjb/socket_accept4.c b/src/libstddjb/socket_accept4.c
index 2016777..36f3dc2 100644
--- a/src/libstddjb/socket_accept4.c
+++ b/src/libstddjb/socket_accept4.c
@@ -2,6 +2,7 @@
 
 #include <skalibs/sysdeps.h>
 #include <skalibs/nonposix.h>
+
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <string.h>
@@ -14,9 +15,9 @@
 
 int socket_accept4_internal (int s, char *ip, uint16_t *port, unsigned int options)
 {
+  int fd ;
   struct sockaddr_in sa ;
   socklen_t dummy = sizeof sa ;
-  int fd ;
   do
 #ifdef SKALIBS_HASACCEPT4
     fd = accept4(s, (struct sockaddr *)&sa, &dummy, ((options & O_NONBLOCK) ? SOCK_NONBLOCK : 0) | ((options & O_CLOEXEC) ? SOCK_CLOEXEC : 0)) ;
@@ -34,6 +35,6 @@ int socket_accept4_internal (int s, char *ip, uint16_t *port, unsigned int optio
   }
 #endif
   memcpy(ip, &sa.sin_addr.s_addr, 4) ;
-  uint16_unpack_big((char *)&sa.sin_port, port) ;
+  *port = uint16_big(sa.sin_port) ;
   return fd ;
 }
diff --git a/src/libstddjb/socket_accept6.c b/src/libstddjb/socket_accept6.c
index f5156ca..2c18540 100644
--- a/src/libstddjb/socket_accept6.c
+++ b/src/libstddjb/socket_accept6.c
@@ -2,6 +2,7 @@
 
 #include <skalibs/sysdeps.h>
 #include <skalibs/nonposix.h>
+
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <string.h>
@@ -17,9 +18,9 @@
 
 int socket_accept6_internal (int s, char *ip6, uint16_t *port, unsigned int options)
 {
+  int fd ;
   struct sockaddr_in6 sa ;
   socklen_t dummy = sizeof sa ;
-  int fd ;
   do
 #ifdef SKALIBS_HASACCEPT4
     fd = accept4(s, (struct sockaddr *)&sa, &dummy, ((options & O_NONBLOCK) ? SOCK_NONBLOCK : 0) | ((options & O_CLOEXEC) ? SOCK_CLOEXEC : 0)) ;
@@ -37,7 +38,7 @@ int socket_accept6_internal (int s, char *ip6, uint16_t *port, unsigned int opti
   }
 #endif
   memcpy(ip6, sa.sin6_addr.s6_addr, 16) ;
-  uint16_unpack_big((char *)&sa.sin6_port, port) ;
+  *port = uint16_big(sa.sin6_port) ;
   return fd ;
 }
 
diff --git a/src/libstddjb/socket_bind4.c b/src/libstddjb/socket_bind4.c
index cc1a079..b654a61 100644
--- a/src/libstddjb/socket_bind4.c
+++ b/src/libstddjb/socket_bind4.c
@@ -1,9 +1,11 @@
 /* ISC license. */
 
 #include <skalibs/nonposix.h>
+
 #include <sys/socket.h>
 #include <string.h>
 #include <netinet/in.h>
+
 #include <skalibs/uint16.h>
 #include <skalibs/socket.h>
 
@@ -12,8 +14,7 @@ int socket_bind4 (int s, char const *ip, uint16_t port)
   struct sockaddr_in sa ;
   memset(&sa, 0, sizeof sa) ;
   sa.sin_family = AF_INET ;
-  uint16_big_endian((char *)&port, 1) ;
-  sa.sin_port = port ;
+  sa.sin_port = uint16_big(port) ;
   memcpy(&sa.sin_addr.s_addr, ip, 4) ;
   return bind(s, (struct sockaddr *)&sa, sizeof sa) ;
 }
diff --git a/src/libstddjb/socket_bind4r.c b/src/libstddjb/socket_bind4r.c
index 6c4b7e2..e46a4bb 100644
--- a/src/libstddjb/socket_bind4r.c
+++ b/src/libstddjb/socket_bind4r.c
@@ -1,7 +1,9 @@
 /* ISC license. */
 
 #include <skalibs/nonposix.h>
+
 #include <sys/socket.h>
+
 #include <skalibs/socket.h>
 
 int socket_bind4_reuse (int s, char const *ip, uint16_t port)
diff --git a/src/libstddjb/socket_bind6.c b/src/libstddjb/socket_bind6.c
index ca14052..6090ad9 100644
--- a/src/libstddjb/socket_bind6.c
+++ b/src/libstddjb/socket_bind6.c
@@ -1,10 +1,12 @@
 /* ISC license. */
 
 #include <skalibs/nonposix.h>
+
 #include <errno.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <string.h>
+
 #include <skalibs/uint16.h>
 #include <skalibs/socket.h>
 #include <skalibs/ip46.h>
@@ -16,7 +18,7 @@ int socket_bind6 (int s, char const *ip6, uint16_t port)
   struct sockaddr_in6 sa ;
   memset(&sa, 0, sizeof sa) ;
   sa.sin6_family = AF_INET6 ;
-  uint16_pack_big((char *)&sa.sin6_port, port) ;
+  sa.sin6_port = uint16_big(port) ;
   memcpy(sa.sin6_addr.s6_addr, ip6, 16) ;
   return bind(s, (struct sockaddr *)&sa, sizeof sa) ;
 }
diff --git a/src/libstddjb/socket_bind6r.c b/src/libstddjb/socket_bind6r.c
index e52876a..0854262 100644
--- a/src/libstddjb/socket_bind6r.c
+++ b/src/libstddjb/socket_bind6r.c
@@ -1,7 +1,9 @@
 /* ISC license. */
 
 #include <skalibs/nonposix.h>
+
 #include <sys/socket.h>
+
 #include <skalibs/socket.h>
 
 int socket_bind6_reuse (int s, char const *ip6, uint16_t port)
diff --git a/src/libstddjb/socket_conn4.c b/src/libstddjb/socket_connect4.c
index ee9eacb..a6dcadf 100644
--- a/src/libstddjb/socket_conn4.c
+++ b/src/libstddjb/socket_connect4.c
@@ -1,21 +1,22 @@
 /* ISC license. */
 
 #include <skalibs/nonposix.h>
+
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <string.h>
 #include <errno.h>
+
 #include <skalibs/uint16.h>
 #include <skalibs/socket.h>
 
 int socket_connect4 (int s, char const *ip, uint16_t port)
 {
-  struct sockaddr_in sa ;
   int r ;
+  struct sockaddr_in sa ;
   memset(&sa, 0, sizeof sa) ;
   sa.sin_family = AF_INET ;
-  uint16_big_endian((char *)&port, 1) ;
-  sa.sin_port = port ;
+  sa.sin_port = uint16_big(port) ;
   memcpy(&sa.sin_addr.s_addr, ip, 4) ;
   do r = connect(s, (struct sockaddr *)&sa, sizeof sa) ;
   while ((r == -1) && (errno == EINTR)) ;
diff --git a/src/libstddjb/socket_conn4_u32.c b/src/libstddjb/socket_connect4_u32.c
index 6061e65..6061e65 100644
--- a/src/libstddjb/socket_conn4_u32.c
+++ b/src/libstddjb/socket_connect4_u32.c
diff --git a/src/libstddjb/socket_conn6.c b/src/libstddjb/socket_connect6.c
index 612545d..f5186e0 100644
--- a/src/libstddjb/socket_conn6.c
+++ b/src/libstddjb/socket_connect6.c
@@ -1,10 +1,12 @@
 /* ISC license. */
 
 #include <skalibs/nonposix.h>
+
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <string.h>
 #include <errno.h>
+
 #include <skalibs/uint16.h>
 #include <skalibs/socket.h>
 #include <skalibs/ip46.h>
@@ -17,7 +19,7 @@ int socket_connect6 (int s, char const *ip6, uint16_t port)
   int r ;
   memset(&sa, 0, sizeof sa) ;
   sa.sin6_family = AF_INET6 ;
-  uint16_pack_big((char *)&sa.sin6_port,port) ;
+  sa.sin6_port = uint16_big(port) ;
   memcpy(sa.sin6_addr.s6_addr, ip6, 16) ;
   do r = connect(s, (struct sockaddr *)&sa, sizeof sa) ;
   while ((r == -1) && (errno == EINTR)) ;
diff --git a/src/libstddjb/socket_connected.c b/src/libstddjb/socket_connected.c
index 58ca463..2768b4c 100644
--- a/src/libstddjb/socket_connected.c
+++ b/src/libstddjb/socket_connected.c
@@ -1,8 +1,10 @@
 /* ISC license. */
 
 #include <skalibs/nonposix.h>
+
 #include <sys/socket.h>
 #include <netinet/in.h>
+
 #include <skalibs/allreadwrite.h>
 #include <skalibs/socket.h>
 
diff --git a/src/libstddjb/socket_internal.c b/src/libstddjb/socket_internal.c
index 852f323..39c6e38 100644
--- a/src/libstddjb/socket_internal.c
+++ b/src/libstddjb/socket_internal.c
@@ -2,6 +2,7 @@
 
 #include <skalibs/sysdeps.h>
 #include <skalibs/nonposix.h>
+
 #include <sys/socket.h>
 #include <fcntl.h>
 
diff --git a/src/libstddjb/socket_ioloop.c b/src/libstddjb/socket_ioloop.c
index aa674b0..2b0f90c 100644
--- a/src/libstddjb/socket_ioloop.c
+++ b/src/libstddjb/socket_ioloop.c
@@ -1,6 +1,7 @@
 /* ISC license. */
 
 #include <errno.h>
+
 #include <skalibs/error.h>
 #include <skalibs/iopause.h>
 #include <skalibs/socket.h>
diff --git a/src/libstddjb/socket_local4.c b/src/libstddjb/socket_local4.c
index 03628e1..2cc0e70 100644
--- a/src/libstddjb/socket_local4.c
+++ b/src/libstddjb/socket_local4.c
@@ -1,9 +1,11 @@
 /* ISC license. */
 
 #include <skalibs/nonposix.h>
+
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <string.h>
+
 #include <skalibs/uint16.h>
 #include <skalibs/socket.h>
 
@@ -11,9 +13,8 @@ int socket_local4 (int s, char *ip, uint16_t *port)
 {
   struct sockaddr_in sa ;
   socklen_t dummy = sizeof sa ;
-  if (getsockname(s, (struct sockaddr *)&sa, &dummy) == -1)
-    return -1 ;
+  if (getsockname(s, (struct sockaddr *)&sa, &dummy) == -1) return -1 ;
   memcpy(ip, &sa.sin_addr.s_addr, 4) ;
-  uint16_unpack_big((char *)&sa.sin_port, port) ;
+  *port = uint16_big(sa.sin_port) ;
   return 0 ;
 }
diff --git a/src/libstddjb/socket_local46.c b/src/libstddjb/socket_local46.c
index aaf1da0..0fd2c5b 100644
--- a/src/libstddjb/socket_local46.c
+++ b/src/libstddjb/socket_local46.c
@@ -21,14 +21,14 @@ int socket_local46 (int s, ip46 *ip, uint16_t *port)
   {
     struct sockaddr_in6 *sa6 = (struct sockaddr_in6 *)&sa ;
     memcpy(ip->ip, sa6->sin6_addr.s6_addr, 16) ;
-    uint16_unpack_big((char *)&sa6->sin6_port, port) ;
+    *port = uint16_big(sa6->sin6_port) ;
     ip->is6 = 1 ;
   }
   else if (sa.ss_family == AF_INET)
   {
     struct sockaddr_in *sa4 = (struct sockaddr_in *)&sa ;
     memcpy(ip->ip, &sa4->sin_addr.s_addr, 4) ;
-    uint16_unpack_big((char *)&sa4->sin_port, port) ;
+    *port = uint16_big(sa4->sin_port) ;
     ip->is6 = 0 ;
   }
   else return (errno = EAFNOSUPPORT, -1) ;
diff --git a/src/libstddjb/socket_local6.c b/src/libstddjb/socket_local6.c
index 7f74943..e0dd162 100644
--- a/src/libstddjb/socket_local6.c
+++ b/src/libstddjb/socket_local6.c
@@ -1,9 +1,11 @@
 /* ISC license. */
 
 #include <skalibs/nonposix.h>
+
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <string.h>
+
 #include <skalibs/uint16.h>
 #include <skalibs/socket.h>
 #include <skalibs/ip46.h>
@@ -14,10 +16,9 @@ int socket_local6 (int s, char *ip, uint16_t *port)
 {
   struct sockaddr_in6 sa ;
   socklen_t dummy = sizeof sa ;
-  if (getsockname(s, (struct sockaddr *)&sa, &dummy) == -1)
-    return -1 ;
+  if (getsockname(s, (struct sockaddr *)&sa, &dummy) == -1) return -1 ;
   memcpy(ip, sa.sin6_addr.s6_addr, 16) ;
-  uint16_unpack_big((char *)&sa.sin6_port, port) ;
+  *port = uint16_big(sa.sin6_port) ;
   return 0 ;
 }
 
diff --git a/src/libstddjb/socket_recv4.c b/src/libstddjb/socket_recv4.c
index 844cc0b..afaaa9a 100644
--- a/src/libstddjb/socket_recv4.c
+++ b/src/libstddjb/socket_recv4.c
@@ -1,22 +1,24 @@
 /* ISC license. */
 
 #include <skalibs/nonposix.h>
+
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <string.h>
 #include <errno.h>
+
 #include <skalibs/uint16.h>
 #include <skalibs/socket.h>
 
 ssize_t socket_recv4 (int s, char *buf, size_t len, char *ip, uint16_t *port)
 {
+  ssize_t r ;
   struct sockaddr_in sa ;
   socklen_t dummy = sizeof sa ;
-  ssize_t r ;
   do r = recvfrom(s, buf, len, 0, (struct sockaddr *)&sa, &dummy) ;
   while ((r == -1) && (errno == EINTR)) ;
   if (r == -1) return -1 ;
   memcpy(ip, &sa.sin_addr, 4) ;
-  uint16_unpack_big((char *)&sa.sin_port, port) ;
+  *port = uint16_big(sa.sin_port) ;
   return r ;
 }
diff --git a/src/libstddjb/socket_recv6.c b/src/libstddjb/socket_recv6.c
index 2c9733f..fccb4f5 100644
--- a/src/libstddjb/socket_recv6.c
+++ b/src/libstddjb/socket_recv6.c
@@ -1,10 +1,12 @@
 /* ISC license. */
 
 #include <skalibs/nonposix.h>
+
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <errno.h>
 #include <string.h>
+
 #include <skalibs/uint16.h>
 #include <skalibs/ip46.h>
 #include <skalibs/socket.h>
@@ -20,7 +22,7 @@ ssize_t socket_recv6 (int s, char *buf, size_t len, char *ip6, uint16_t *port)
   while ((r == -1) && (errno == EINTR)) ;
   if (r == -1) return -1 ;
   memcpy(ip6, sa.sin6_addr.s6_addr, 16) ;
-  uint16_unpack_big((char *)&sa.sin6_port, port) ;
+  *port = uint16_big(sa.sin6_port) ;
   return r ;
 }
 
diff --git a/src/libstddjb/socket_remote4.c b/src/libstddjb/socket_remote4.c
index 19b8756..7d8613b 100644
--- a/src/libstddjb/socket_remote4.c
+++ b/src/libstddjb/socket_remote4.c
@@ -1,9 +1,11 @@
 /* ISC license. */
 
 #include <skalibs/nonposix.h>
+
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <string.h>
+
 #include <skalibs/uint16.h>
 #include <skalibs/socket.h>
 
@@ -11,9 +13,8 @@ int socket_remote4 (int s, char *ip, uint16_t *port)
 {
   struct sockaddr_in sa ;
   socklen_t dummy = sizeof sa ;
-  if (getpeername(s, (struct sockaddr *)&sa, &dummy) == -1)
-    return -1 ;
+  if (getpeername(s, (struct sockaddr *)&sa, &dummy) == -1) return -1 ;
   memcpy(ip, &sa.sin_addr.s_addr, 4) ;
-  uint16_unpack_big((char *)&sa.sin_port, port) ;
+  *port = uint16_big(sa.sin_port) ;
   return 0 ;
 }
diff --git a/src/libstddjb/socket_remote46.c b/src/libstddjb/socket_remote46.c
index d0f1548..1a2d924 100644
--- a/src/libstddjb/socket_remote46.c
+++ b/src/libstddjb/socket_remote46.c
@@ -21,14 +21,14 @@ int socket_remote46 (int s, ip46 *ip, uint16_t *port)
   {
     struct sockaddr_in6 *sa6 = (struct sockaddr_in6 *)&sa ;
     memcpy(ip->ip, sa6->sin6_addr.s6_addr, 16) ;
-    uint16_unpack_big((char *)&sa6->sin6_port, port) ;
+    *port = uint16_big(sa6->sin6_port) ;
     ip->is6 = 1 ;
   }
   else if (sa.ss_family == AF_INET)
   {
     struct sockaddr_in *sa4 = (struct sockaddr_in *)&sa ;
     memcpy(ip->ip, &sa4->sin_addr.s_addr, 4) ;
-    uint16_unpack_big((char *)&sa4->sin_port, port) ;
+    *port = uint16_big(sa4->sin_port) ;
     ip->is6 = 0 ;
   }
   else return (errno = EAFNOSUPPORT, -1) ;
diff --git a/src/libstddjb/socket_remote6.c b/src/libstddjb/socket_remote6.c
index 6736581..411d222 100644
--- a/src/libstddjb/socket_remote6.c
+++ b/src/libstddjb/socket_remote6.c
@@ -1,10 +1,12 @@
 /* ISC license. */
 
 #include <skalibs/nonposix.h>
+
 #include <errno.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <string.h>
+
 #include <skalibs/uint16.h>
 #include <skalibs/ip46.h>
 #include <skalibs/socket.h>
@@ -15,10 +17,9 @@ int socket_remote6 (int s, char *ip, uint16_t *port)
 {
   struct sockaddr_in6 sa ;
   socklen_t dummy = sizeof sa ;
-  if (getpeername(s, (struct sockaddr *)&sa, &dummy) == -1)
-    return -1 ;
+  if (getpeername(s, (struct sockaddr *)&sa, &dummy) == -1) return -1 ;
   memcpy(ip, sa.sin6_addr.s6_addr, 16) ;
-  uint16_unpack_big((char *)&sa.sin6_port, port) ;
+  *port = uint16_big(sa.sin6_port) ;
   return 0 ;
 }
 
diff --git a/src/libstddjb/socket_send4.c b/src/libstddjb/socket_send4.c
index cc358cf..81e991f 100644
--- a/src/libstddjb/socket_send4.c
+++ b/src/libstddjb/socket_send4.c
@@ -1,20 +1,22 @@
 /* ISC license. */
 
 #include <skalibs/nonposix.h>
+
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <string.h>
 #include <errno.h>
+
 #include <skalibs/uint16.h>
 #include <skalibs/socket.h>
 
 ssize_t socket_send4 (int s, char const *buf, size_t len, char const *ip, uint16_t port)
 {
-  struct sockaddr_in sa ;
   ssize_t r ;
+  struct sockaddr_in sa ;
   memset(&sa, 0, sizeof sa) ;
   sa.sin_family = AF_INET ;
-  uint16_pack_big((char *)&sa.sin_port, port) ;
+  sa.sin_port = uint16_big(port) ;
   memcpy(&sa.sin_addr, ip, 4) ;
   do r = sendto(s, buf, len, 0, (struct sockaddr *)&sa, sizeof sa) ;
   while ((r == -1) && (errno == EINTR)) ;
diff --git a/src/libstddjb/socket_send6.c b/src/libstddjb/socket_send6.c
index 807f2a0..6eb276b 100644
--- a/src/libstddjb/socket_send6.c
+++ b/src/libstddjb/socket_send6.c
@@ -1,10 +1,12 @@
 /* ISC license. */
 
 #include <skalibs/nonposix.h>
+
 #include <string.h>
 #include <errno.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
+
 #include <skalibs/uint16.h>
 #include <skalibs/ip46.h>
 #include <skalibs/socket.h>
@@ -13,11 +15,11 @@
 
 ssize_t socket_send6 (int s, char const *buf, size_t len, char const *ip6, uint16_t port)
 {
-  struct sockaddr_in6 sa ;
   ssize_t r ;
+  struct sockaddr_in6 sa ;
   memset(&sa, 0, sizeof sa) ;
   sa.sin6_family = AF_INET6 ;
-  uint16_pack_big((char *)&sa.sin6_port, port) ;
+  sa.sin6_port = uint16_big(port) ;
   memcpy(sa.sin6_addr.s6_addr, ip6, 16) ;
   do r = sendto(s, buf, len, 0, (struct sockaddr *)&sa, sizeof sa) ;
   while ((r == -1) && (errno == EINTR)) ;
diff --git a/src/libstddjb/socket_delay.c b/src/libstddjb/socket_tcpnodelay.c
index 7d1a8db..5ea10b0 100644
--- a/src/libstddjb/socket_delay.c
+++ b/src/libstddjb/socket_tcpnodelay.c
@@ -1,9 +1,11 @@
 /* ISC license. */
 
 #include <skalibs/nonposix.h>
+
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <netinet/tcp.h>
+
 #include <skalibs/socket.h>
 
 int socket_tcpnodelay (int s)
diff --git a/src/libstddjb/socket_tryr.c b/src/libstddjb/socket_tryreservein.c
index 26c04b2..26c04b2 100644
--- a/src/libstddjb/socket_tryr.c
+++ b/src/libstddjb/socket_tryreservein.c
diff --git a/src/libstddjb/socket_waitconn.c b/src/libstddjb/socket_waitconn.c
index a69fed8..9a8ac3d 100644
--- a/src/libstddjb/socket_waitconn.c
+++ b/src/libstddjb/socket_waitconn.c
@@ -1,6 +1,7 @@
 /* ISC license. */
 
 #include <errno.h>
+
 #include <skalibs/allreadwrite.h>
 #include <skalibs/iopause.h>
 #include <skalibs/socket.h>
diff --git a/src/libstddjb/uint16_bswapn.c b/src/libstddjb/uint16_bswapn.c
new file mode 100644
index 0000000..0d51e0b
--- /dev/null
+++ b/src/libstddjb/uint16_bswapn.c
@@ -0,0 +1,10 @@
+/* ISC license. */
+
+#include <stddef.h>
+
+#include <skalibs/uint16.h>
+
+void uint16_bswapn (uint16_t *x, size_t n)
+{
+  while (n--) uint16_bswapp(x++) ;
+}
diff --git a/src/libstddjb/uint16_bswapp.c b/src/libstddjb/uint16_bswapp.c
new file mode 100644
index 0000000..5d235cb
--- /dev/null
+++ b/src/libstddjb/uint16_bswapp.c
@@ -0,0 +1,8 @@
+/* ISC license. */
+
+#include <skalibs/uint16.h>
+
+void uint16_bswapp (uint16_t *x)
+{
+  *x = uint16_bswap(*x) ;
+}
diff --git a/src/libstddjb/uint16_pack.c b/src/libstddjb/uint16_pack.c
index e7ffe24..353c421 100644
--- a/src/libstddjb/uint16_pack.c
+++ b/src/libstddjb/uint16_pack.c
@@ -2,10 +2,11 @@
 
 #include <stdint.h>
 #include <string.h>
+
 #include <skalibs/uint16.h>
 
 void uint16_pack (char *s, uint16_t u)
 {
-  u = uint16_little(u) ;
+  uint16_littlep(u) ;
   memcpy(s, &u, sizeof(uint16_t)) ;
 }
diff --git a/src/libstddjb/uint16_pack_big.c b/src/libstddjb/uint16_pack_big.c
index c24f78f..68342ba 100644
--- a/src/libstddjb/uint16_pack_big.c
+++ b/src/libstddjb/uint16_pack_big.c
@@ -2,10 +2,11 @@
 
 #include <stdint.h>
 #include <string.h>
+
 #include <skalibs/uint16.h>
 
 void uint16_pack_big (char *s, uint16_t u)
 {
-  u = uint16_big(u) ;
+  uint16_bigp(&u) ;
   memcpy(s, &u, sizeof(uint16_t)) ;
 }
diff --git a/src/libstddjb/uint16_reverse.c b/src/libstddjb/uint16_reverse.c
deleted file mode 100644
index 4fa0a7b..0000000
--- a/src/libstddjb/uint16_reverse.c
+++ /dev/null
@@ -1,15 +0,0 @@
-/* ISC license. */
-
-#include <string.h>
-#include <skalibs/uint16.h>
-
-void uint16_reverse (char *s, size_t n)
-{
-  while (n--)
-  {
-    char c = s[0] ;
-    s[0] = s[1] ;
-    s[1] = c ;
-    s += 2 ;
-  }
-}
diff --git a/src/libstddjb/uint16_unpack.c b/src/libstddjb/uint16_unpack.c
index ea31ebc..8c06b36 100644
--- a/src/libstddjb/uint16_unpack.c
+++ b/src/libstddjb/uint16_unpack.c
@@ -2,6 +2,7 @@
 
 #include <stdint.h>
 #include <string.h>
+
 #include <skalibs/uint16.h>
 
 void uint16_unpack (char const *s, uint16_t *u)
diff --git a/src/libstddjb/uint16_unpack_big.c b/src/libstddjb/uint16_unpack_big.c
index 3f6f0df..b09abcd 100644
--- a/src/libstddjb/uint16_unpack_big.c
+++ b/src/libstddjb/uint16_unpack_big.c
@@ -2,6 +2,7 @@
 
 #include <stdint.h>
 #include <string.h>
+
 #include <skalibs/uint16.h>
 
 void uint16_unpack_big (char const *s, uint16_t *u)
diff --git a/src/libstddjb/uint32_bswapn.c b/src/libstddjb/uint32_bswapn.c
new file mode 100644
index 0000000..faf731d
--- /dev/null
+++ b/src/libstddjb/uint32_bswapn.c
@@ -0,0 +1,10 @@
+/* ISC license. */
+
+#include <stddef.h>
+
+#include <skalibs/uint32.h>
+
+void uint32_bswapn (uint32_t *x, size_t n)
+{
+  while (n--) uint32_bswapp(x++) ;
+}
diff --git a/src/libstddjb/uint32_bswapp.c b/src/libstddjb/uint32_bswapp.c
new file mode 100644
index 0000000..b18e80b
--- /dev/null
+++ b/src/libstddjb/uint32_bswapp.c
@@ -0,0 +1,8 @@
+/* ISC license. */
+
+#include <skalibs/uint32.h>
+
+void uint32_bswapp (uint32_t *x)
+{
+  *x = uint32_bswap(*x) ;
+}
diff --git a/src/libstddjb/uint32_pack.c b/src/libstddjb/uint32_pack.c
index a06ccf1..b38bfeb 100644
--- a/src/libstddjb/uint32_pack.c
+++ b/src/libstddjb/uint32_pack.c
@@ -2,10 +2,11 @@
 
 #include <stdint.h>
 #include <string.h>
+
 #include <skalibs/uint32.h>
 
 void uint32_pack (char *s, uint32_t u)
 {
-  u = uint32_little(u) ;
+  uint32_littlep(u) ;
   memcpy(s, &u, sizeof(uint32_t)) ;
 }
diff --git a/src/libstddjb/uint32_pack_big.c b/src/libstddjb/uint32_pack_big.c
index e861e7e..33bf9da 100644
--- a/src/libstddjb/uint32_pack_big.c
+++ b/src/libstddjb/uint32_pack_big.c
@@ -2,10 +2,11 @@
 
 #include <stdint.h>
 #include <string.h>
+
 #include <skalibs/uint32.h>
 
 void uint32_pack_big (char *s, uint32_t u)
 {
-  u = uint32_big(u) ;
+  uint32_bigp(&u) ;
   memcpy(s, &u, sizeof(uint32_t)) ;
 }
diff --git a/src/libstddjb/uint32_reverse.c b/src/libstddjb/uint32_reverse.c
deleted file mode 100644
index 2d3f915..0000000
--- a/src/libstddjb/uint32_reverse.c
+++ /dev/null
@@ -1,17 +0,0 @@
-/* ISC license. */
-
-#include <stdint.h>
-#include <string.h>
-#include <skalibs/uint32.h>
-
-void uint32_reverse (char *s, size_t n)
-{
-  while (n--)
-  {
-    uint32_t x ;
-    memcpy(&x, s, sizeof(uint32_t)) ;
-    x = uint32_bswap(x) ;
-    memcpy(s, &x, sizeof(uint32_t)) ;
-    s += sizeof(uint32_t) ;
-  }
-}
diff --git a/src/libstddjb/uint32_unpack.c b/src/libstddjb/uint32_unpack.c
index 78aca79..9d86ac3 100644
--- a/src/libstddjb/uint32_unpack.c
+++ b/src/libstddjb/uint32_unpack.c
@@ -2,6 +2,7 @@
 
 #include <stdint.h>
 #include <string.h>
+
 #include <skalibs/uint32.h>
 
 void uint32_unpack (char const *s, uint32_t *u)
diff --git a/src/libstddjb/uint32_unpack_big.c b/src/libstddjb/uint32_unpack_big.c
index 307141f..f31540a 100644
--- a/src/libstddjb/uint32_unpack_big.c
+++ b/src/libstddjb/uint32_unpack_big.c
@@ -2,6 +2,7 @@
 
 #include <stdint.h>
 #include <string.h>
+
 #include <skalibs/uint32.h>
 
 void uint32_unpack_big (char const *s, uint32_t *u)
diff --git a/src/libstddjb/uint64_bswapn.c b/src/libstddjb/uint64_bswapn.c
new file mode 100644
index 0000000..afb7d1d
--- /dev/null
+++ b/src/libstddjb/uint64_bswapn.c
@@ -0,0 +1,10 @@
+/* ISC license. */
+
+#include <stddef.h>
+
+#include <skalibs/uint64.h>
+
+void uint64_bswapn (uint64_t *x, size_t n)
+{
+  while (n--) uint64_bswapp(x++) ;
+}
diff --git a/src/libstddjb/uint64_bswapp.c b/src/libstddjb/uint64_bswapp.c
new file mode 100644
index 0000000..0afc549
--- /dev/null
+++ b/src/libstddjb/uint64_bswapp.c
@@ -0,0 +1,8 @@
+/* ISC license. */
+
+#include <skalibs/uint64.h>
+
+void uint64_bswapp (uint64_t *x)
+{
+  *x = uint64_bswap(*x) ;
+}
diff --git a/src/libstddjb/uint64_pack.c b/src/libstddjb/uint64_pack.c
index 18033da..5e8025c 100644
--- a/src/libstddjb/uint64_pack.c
+++ b/src/libstddjb/uint64_pack.c
@@ -1,10 +1,11 @@
 /* ISC license. */
 
 #include <string.h>
+
 #include <skalibs/uint64.h>
 
 void uint64_pack (char *s, uint64_t u)
 {
-  u = uint64_little(u) ;
+  uint64_littlep(&u) ;
   memcpy(s, &u, sizeof(uint64_t)) ;
 }
diff --git a/src/libstddjb/uint64_pack_big.c b/src/libstddjb/uint64_pack_big.c
index c0bbcd7..811bd8f 100644
--- a/src/libstddjb/uint64_pack_big.c
+++ b/src/libstddjb/uint64_pack_big.c
@@ -1,10 +1,11 @@
 /* ISC license. */
 
 #include <string.h>
+
 #include <skalibs/uint64.h>
 
 void uint64_pack_big (char *s, uint64_t u)
 {
-  u = uint64_big(u) ;
+  uint64_bigp(&u) ;
   memcpy(s, &u, sizeof(uint64_t)) ;
 }
diff --git a/src/libstddjb/uint64_reverse.c b/src/libstddjb/uint64_reverse.c
deleted file mode 100644
index a870b31..0000000
--- a/src/libstddjb/uint64_reverse.c
+++ /dev/null
@@ -1,16 +0,0 @@
-/* ISC license. */
-
-#include <string.h>
-#include <skalibs/uint64.h>
-
-void uint64_reverse (char *s, size_t n)
-{
-  while (n--)
-  {
-    uint64_t x ;
-    memcpy(&x, s, sizeof(uint64_t)) ;
-    x = uint64_bswap(x) ;
-    memcpy(s, &x, sizeof(uint64_t)) ;
-    s += sizeof(uint64_t) ;
-  }
-}
diff --git a/src/libstddjb/uint64_unpack.c b/src/libstddjb/uint64_unpack.c
index ca7aad9..bea378a 100644
--- a/src/libstddjb/uint64_unpack.c
+++ b/src/libstddjb/uint64_unpack.c
@@ -1,6 +1,7 @@
 /* ISC license. */
 
 #include <string.h>
+
 #include <skalibs/uint64.h>
 
 void uint64_unpack (char const *s, uint64_t *u)
diff --git a/src/libstddjb/uint64_unpack_big.c b/src/libstddjb/uint64_unpack_big.c
index f4e7d52..43ea79e 100644
--- a/src/libstddjb/uint64_unpack_big.c
+++ b/src/libstddjb/uint64_unpack_big.c
@@ -1,6 +1,7 @@
 /* ISC license. */
 
 #include <string.h>
+
 #include <skalibs/uint64.h>
 
 void uint64_unpack_big (char const *s, uint64_t *u)