Cleanup vxworks support to be able to compile for VxWorks 7

Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NMatthias St. Pierre <Matthias.St.Pierre@ncp-e.com>
(Merged from https://github.com/openssl/openssl/pull/7569)

(cherry picked from commit 5c8b7b4caa0faedb69277063a7c6b3a8e56c6308)

apps/apps.c

@@ -2196,7 +2196,7 @@ double app_tminterval(int stop, int usertime)
 
     return ret;
 }
-#elif defined(OPENSSL_SYSTEM_VXWORKS)
+#elif defined(OPENSSL_SYS_VXWORKS)
 # include <time.h>
 
 double app_tminterval(int stop, int usertime)

apps/ocsp.c

@@ -53,6 +53,20 @@ NON_EMPTY_TRANSLATION_UNIT
 #  define LOG_ERR       2
 # endif
 
+# if defined(OPENSSL_SYS_VXWORKS)
+/* not supported */
+int setpgid(pid_t pid, pid_t pgid)
+{
+    errno = ENOSYS;
+    return 0;
+}
+/* not supported */
+pid_t fork(void)
+{
+    errno = ENOSYS;
+    return (pid_t) -1;
+}
+# endif
 /* Maximum leeway in validity period: default 5 minutes */
 # define MAX_VALIDITY_PERIOD    (5 * 60)
 

apps/rehash.c

@@ -51,6 +51,26 @@
 # endif
 # define MAX_COLLISIONS  256
 
+# if defined(OPENSSL_SYS_VXWORKS)
+/*
+ * VxWorks has no symbolic links
+ */
+
+#  define lstat(path, buf) stat(path, buf)
+
+int symlink(const char *target, const char *linkpath)
+{
+    errno = ENOSYS;
+    return -1;
+}
+
+ssize_t readlink(const char *pathname, char *buf, size_t bufsiz)
+{
+    errno = ENOSYS;
+    return -1;
+}
+# endif
+
 typedef struct hentry_st {
     struct hentry_st *next;
     char *filename;

apps/speed.c

@@ -100,7 +100,7 @@
 #include <openssl/modes.h>
 
 #ifndef HAVE_FORK
-# if defined(OPENSSL_SYS_VMS) || defined(OPENSSL_SYS_WINDOWS)
+# if defined(OPENSSL_SYS_VMS) || defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_VXWORKS)
 #  define HAVE_FORK 0
 # else
 #  define HAVE_FORK 1
@@ -1499,11 +1499,11 @@ int speed_main(int argc, char **argv)
         {"nistp192", NID_X9_62_prime192v1, 192},
         {"nistp224", NID_secp224r1, 224},
         {"nistp256", NID_X9_62_prime256v1, 256},
-        {"nistp384", NID_secp384r1, 384}, 
+        {"nistp384", NID_secp384r1, 384},
         {"nistp521", NID_secp521r1, 521},
         /* Binary Curves */
         {"nistk163", NID_sect163k1, 163},
-        {"nistk233", NID_sect233k1, 233}, 
+        {"nistk233", NID_sect233k1, 233},
         {"nistk283", NID_sect283k1, 283},
         {"nistk409", NID_sect409k1, 409},
         {"nistk571", NID_sect571k1, 571},

crypto/bio/b_addr.c

@@ -782,7 +782,12 @@ int BIO_lookup_ex(const char *host, const char *service, int lookup_type,
                  * anyway [above getaddrinfo/gai_strerror is]. We just let
                  * system administrator figure this out...
                  */
+# if defined(OPENSSL_SYS_VXWORKS)
+                /* h_errno doesn't exist on VxWorks */
+                SYSerr(SYS_F_GETHOSTBYNAME, 1000 );
+# else
                 SYSerr(SYS_F_GETHOSTBYNAME, 1000 + h_errno);
+# endif
 #else
                 SYSerr(SYS_F_GETHOSTBYNAME, WSAGetLastError());
 #endif

crypto/rand/rand_unix.c

@@ -93,6 +93,27 @@ static uint64_t get_timer_bits(void);
 # error "UEFI and VXWorks only support seeding NONE"
 #endif
 
+#if defined(OPENSSL_SYS_VXWORKS)
+/* empty implementation */
+int rand_pool_init(void)
+{
+    return 1;
+}
+
+void rand_pool_cleanup(void)
+{
+}
+
+void rand_pool_keep_random_devices_open(int keep)
+{
+}
+
+size_t rand_pool_acquire_entropy(RAND_POOL *pool)
+{
+    return rand_pool_entropy_available(pool);
+}
+#endif
+
 #if !(defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_WIN32) \
     || defined(OPENSSL_SYS_VMS) || defined(OPENSSL_SYS_VXWORKS) \
     || defined(OPENSSL_SYS_UEFI))

crypto/ui/ui_openssl.c

@@ -101,6 +101,12 @@
 
 # endif
 
+# if defined(OPENSSL_SYS_VXWORKS)
+#  undef TERMIOS
+#  undef TERMIO
+#  undef SGTTY
+# endif
+
 # ifdef TERMIOS
 #  include <termios.h>
 #  define TTY_STRUCT             struct termios

include/internal/sockets.h

@@ -72,11 +72,7 @@ struct servent *PASCAL getservbyname(const char *, const char *);
 #  else
 #   include <sys/socket.h>
 #   ifndef NO_SYS_UN_H
-#    ifdef OPENSSL_SYS_VXWORKS
-#     include <streams/un.h>
-#    else
-#     include <sys/un.h>
-#    endif
+#    include <sys/un.h>
 #    ifndef UNIX_PATH_MAX
 #     define UNIX_PATH_MAX sizeof(((struct sockaddr_un *)NULL)->sun_path)
 #    endif

test/ssltestlib.c

@@ -17,18 +17,28 @@
 #ifdef OPENSSL_SYS_UNIX
 # include <unistd.h>
 
-static ossl_inline void ossl_sleep(unsigned int millis) {
+static ossl_inline void ossl_sleep(unsigned int millis)
+{
+# ifdef OPENSSL_SYS_VXWORKS
+    struct timespec ts;
+    ts.tv_sec = (long int) (millis / 1000);
+    ts.tv_nsec = (long int) (millis % 1000) * 1000000ul;
+    nanosleep(&ts, NULL);
+# else
     usleep(millis * 1000);
+# endif
 }
 #elif defined(_WIN32)
 # include <windows.h>
 
-static ossl_inline void ossl_sleep(unsigned int millis) {
+static ossl_inline void ossl_sleep(unsigned int millis)
+{
     Sleep(millis);
 }
 #else
 /* Fallback to a busy wait */
-static ossl_inline void ossl_sleep(unsigned int millis) {
+static ossl_inline void ossl_sleep(unsigned int millis)
+{
     struct timeval start, now;
     unsigned int elapsedms;