Upgrade openssl from 1.1.0e to 1.1.1b, with source code. 4.0.78

trunk/3rdparty/openssl-1.1-fit/crypto/bio/bss_sock.c

@@ -0,0 +1,233 @@
+/*
+ * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include <stdio.h>
+#include <errno.h>
+#include "bio_lcl.h"
+#include "internal/cryptlib.h"
+
+#ifndef OPENSSL_NO_SOCK
+
+# include <openssl/bio.h>
+
+# ifdef WATT32
+/* Watt-32 uses same names */
+#  undef sock_write
+#  undef sock_read
+#  undef sock_puts
+#  define sock_write SockWrite
+#  define sock_read  SockRead
+#  define sock_puts  SockPuts
+# endif
+
+static int sock_write(BIO *h, const char *buf, int num);
+static int sock_read(BIO *h, char *buf, int size);
+static int sock_puts(BIO *h, const char *str);
+static long sock_ctrl(BIO *h, int cmd, long arg1, void *arg2);
+static int sock_new(BIO *h);
+static int sock_free(BIO *data);
+int BIO_sock_should_retry(int s);
+
+static const BIO_METHOD methods_sockp = {
+    BIO_TYPE_SOCKET,
+    "socket",
+    /* TODO: Convert to new style write function */
+    bwrite_conv,
+    sock_write,
+    /* TODO: Convert to new style read function */
+    bread_conv,
+    sock_read,
+    sock_puts,
+    NULL,                       /* sock_gets,         */
+    sock_ctrl,
+    sock_new,
+    sock_free,
+    NULL,                       /* sock_callback_ctrl */
+};
+
+const BIO_METHOD *BIO_s_socket(void)
+{
+    return &methods_sockp;
+}
+
+BIO *BIO_new_socket(int fd, int close_flag)
+{
+    BIO *ret;
+
+    ret = BIO_new(BIO_s_socket());
+    if (ret == NULL)
+        return NULL;
+    BIO_set_fd(ret, fd, close_flag);
+    return ret;
+}
+
+static int sock_new(BIO *bi)
+{
+    bi->init = 0;
+    bi->num = 0;
+    bi->ptr = NULL;
+    bi->flags = 0;
+    return 1;
+}
+
+static int sock_free(BIO *a)
+{
+    if (a == NULL)
+        return 0;
+    if (a->shutdown) {
+        if (a->init) {
+            BIO_closesocket(a->num);
+        }
+        a->init = 0;
+        a->flags = 0;
+    }
+    return 1;
+}
+
+static int sock_read(BIO *b, char *out, int outl)
+{
+    int ret = 0;
+
+    if (out != NULL) {
+        clear_socket_error();
+        ret = readsocket(b->num, out, outl);
+        BIO_clear_retry_flags(b);
+        if (ret <= 0) {
+            if (BIO_sock_should_retry(ret))
+                BIO_set_retry_read(b);
+        }
+    }
+    return ret;
+}
+
+static int sock_write(BIO *b, const char *in, int inl)
+{
+    int ret;
+
+    clear_socket_error();
+    ret = writesocket(b->num, in, inl);
+    BIO_clear_retry_flags(b);
+    if (ret <= 0) {
+        if (BIO_sock_should_retry(ret))
+            BIO_set_retry_write(b);
+    }
+    return ret;
+}
+
+static long sock_ctrl(BIO *b, int cmd, long num, void *ptr)
+{
+    long ret = 1;
+    int *ip;
+
+    switch (cmd) {
+    case BIO_C_SET_FD:
+        sock_free(b);
+        b->num = *((int *)ptr);
+        b->shutdown = (int)num;
+        b->init = 1;
+        break;
+    case BIO_C_GET_FD:
+        if (b->init) {
+            ip = (int *)ptr;
+            if (ip != NULL)
+                *ip = b->num;
+            ret = b->num;
+        } else
+            ret = -1;
+        break;
+    case BIO_CTRL_GET_CLOSE:
+        ret = b->shutdown;
+        break;
+    case BIO_CTRL_SET_CLOSE:
+        b->shutdown = (int)num;
+        break;
+    case BIO_CTRL_DUP:
+    case BIO_CTRL_FLUSH:
+        ret = 1;
+        break;
+    default:
+        ret = 0;
+        break;
+    }
+    return ret;
+}
+
+static int sock_puts(BIO *bp, const char *str)
+{
+    int n, ret;
+
+    n = strlen(str);
+    ret = sock_write(bp, str, n);
+    return ret;
+}
+
+int BIO_sock_should_retry(int i)
+{
+    int err;
+
+    if ((i == 0) || (i == -1)) {
+        err = get_last_socket_error();
+
+        return BIO_sock_non_fatal_error(err);
+    }
+    return 0;
+}
+
+int BIO_sock_non_fatal_error(int err)
+{
+    switch (err) {
+# if defined(OPENSSL_SYS_WINDOWS)
+#  if defined(WSAEWOULDBLOCK)
+    case WSAEWOULDBLOCK:
+#  endif
+# endif
+
+# ifdef EWOULDBLOCK
+#  ifdef WSAEWOULDBLOCK
+#   if WSAEWOULDBLOCK != EWOULDBLOCK
+    case EWOULDBLOCK:
+#   endif
+#  else
+    case EWOULDBLOCK:
+#  endif
+# endif
+
+# if defined(ENOTCONN)
+    case ENOTCONN:
+# endif
+
+# ifdef EINTR
+    case EINTR:
+# endif
+
+# ifdef EAGAIN
+#  if EWOULDBLOCK != EAGAIN
+    case EAGAIN:
+#  endif
+# endif
+
+# ifdef EPROTO
+    case EPROTO:
+# endif
+
+# ifdef EINPROGRESS
+    case EINPROGRESS:
+# endif
+
+# ifdef EALREADY
+    case EALREADY:
+# endif
+        return 1;
+    default:
+        break;
+    }
+    return 0;
+}
+
+#endif                          /* #ifndef OPENSSL_NO_SOCK */