polarssl: remove more references and mentions

Assisted-by: Jay Satiro
Follow-up to 6357a19ff29dac04
Closes #5036

11 files changed, 19 insertions, 42 deletions

diff --git a/acinclude.m4 b/acinclude.m4
index 24dad3914..3ad55c388 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -5,7 +5,7 @@
 #                            | (__| |_| |  _ <| |___
 #                             \___|\___/|_| \_\_____|
 #
-# Copyright (C) 1998 - 2018, Daniel Stenberg, <daniel@haxx.se>, et al.
+# Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
 #
 # This software is licensed as described in the file COPYING, which
 # you should have received as part of this distribution. The terms
@@ -2174,8 +2174,8 @@ AC_HELP_STRING([--without-ca-bundle], [Don't use a default CA bundle]),
   AC_ARG_WITH(ca-path,
 AC_HELP_STRING([--with-ca-path=DIRECTORY],
 [Path to a directory containing CA certificates stored individually, with \
-their filenames in a hash format. This option can be used with OpenSSL, \
-GnuTLS and PolarSSL backends. Refer to OpenSSL c_rehash for details. \
+their filenames in a hash format. This option can be used with the OpenSSL, \
+GnuTLS and mbedTLS backends. Refer to OpenSSL c_rehash for details. \
 (example: /etc/certificates)])
 AC_HELP_STRING([--without-ca-path], [Don't use a default CA path]),
   [
@@ -2201,8 +2201,8 @@ AC_HELP_STRING([--without-ca-path], [Don't use a default CA path]),
     capath="no"
   elif test "x$want_capath" != "xno" -a "x$want_capath" != "xunset"; then
     dnl --with-ca-path given
-    if test "x$OPENSSL_ENABLED" != "x1" -a "x$GNUTLS_ENABLED" != "x1" -a "x$POLARSSL_ENABLED" != "x1"; then
-      AC_MSG_ERROR([--with-ca-path only works with OpenSSL, GnuTLS or PolarSSL])
+    if test "x$OPENSSL_ENABLED" != "x1" -a "x$GNUTLS_ENABLED" != "x1" -a "x$MBEDTLS_ENABLED" != "x1"; then
+      AC_MSG_ERROR([--with-ca-path only works with OpenSSL, GnuTLS or mbedTLS])
     fi
     capath="$want_capath"
     ca="no"
diff --git a/docs/INSTALL.md b/docs/INSTALL.md
index 380f3b38e..63d41421b 100644
--- a/docs/INSTALL.md
+++ b/docs/INSTALL.md
@@ -115,7 +115,6 @@ libressl.
  - GnuTLS: `--without-ssl --with-gnutls`.
  - wolfSSL: `--without-ssl --with-wolfssl`
  - NSS: `--without-ssl --with-nss`
- - PolarSSL: `--without-ssl --with-polarssl`
  - mbedTLS: `--without-ssl --with-mbedtls`
  - schannel: `--without-ssl --with-schannel`
  - secure transport: `--without-ssl --with-secure-transport`
diff --git a/docs/INTERNALS.md b/docs/INTERNALS.md
index 9fb0733bb..add8b417f 100644
--- a/docs/INTERNALS.md
+++ b/docs/INTERNALS.md
@@ -95,7 +95,6 @@ Dependencies
  - MIT Kerberos 1.2.4
  - GSKit        V5R3M0
  - NSS          3.14.x
- - PolarSSL     1.3.0
  - Heimdal      ?
  - nghttp2      1.12.0
 
diff --git a/docs/libcurl/curl_global_sslset.3 b/docs/libcurl/curl_global_sslset.3
index b3a6967c6..fa2447e6f 100644
--- a/docs/libcurl/curl_global_sslset.3
+++ b/docs/libcurl/curl_global_sslset.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2018, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
 .\" *
 .\" * This software is licensed as described in the file COPYING, which
 .\" * you should have received as part of this distribution. The terms
@@ -37,7 +37,7 @@ typedef enum {
   CURLSSLBACKEND_GNUTLS = 2,
   CURLSSLBACKEND_NSS = 3,
   CURLSSLBACKEND_GSKIT = 5,
-  CURLSSLBACKEND_POLARSSL = 6,
+  CURLSSLBACKEND_POLARSSL = 6, /* deprecated */
   CURLSSLBACKEND_WOLFSSL = 7,
   CURLSSLBACKEND_SCHANNEL = 8,
   CURLSSLBACKEND_DARWINSSL = 9,
diff --git a/docs/libcurl/opts/CURLINFO_TLS_SSL_PTR.3 b/docs/libcurl/opts/CURLINFO_TLS_SSL_PTR.3
index 6abebd32f..d68a5bcba 100644
--- a/docs/libcurl/opts/CURLINFO_TLS_SSL_PTR.3
+++ b/docs/libcurl/opts/CURLINFO_TLS_SSL_PTR.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
 .\" *
 .\" * This software is licensed as described in the file COPYING, which
 .\" * you should have received as part of this distribution. The terms
@@ -54,11 +54,11 @@ struct curl_tlssessioninfo {
 
 The \fIbackend\fP struct member is one of the defines in the CURLSSLBACKEND_*
 series: CURLSSLBACKEND_NONE (when built without TLS support),
-CURLSSLBACKEND_WOLFSSL, CURLSSLBACKEND_DARWINSSL,
-CURLSSLBACKEND_GNUTLS, CURLSSLBACKEND_GSKIT, CURLSSLBACKEND_MBEDTLS,
-CURLSSLBACKEND_NSS, CURLSSLBACKEND_OPENSSL, CURLSSLBACKEND_POLARSSL,
-CURLSSLBACKEND_SCHANNEL or CURLSSLBACKEND_MESALINK. (Note that the OpenSSL
-forks are all reported as just OpenSSL here.)
+CURLSSLBACKEND_WOLFSSL, CURLSSLBACKEND_DARWINSSL, CURLSSLBACKEND_GNUTLS,
+CURLSSLBACKEND_GSKIT, CURLSSLBACKEND_MBEDTLS, CURLSSLBACKEND_NSS,
+CURLSSLBACKEND_OPENSSL, CURLSSLBACKEND_SCHANNEL or
+CURLSSLBACKEND_MESALINK. (Note that the OpenSSL forks are all reported as just
+OpenSSL here.)
 
 The \fIinternals\fP struct member will point to a TLS library specific pointer
 for the active ("in use") SSL connection, with the following underlying types:
@@ -79,8 +79,6 @@ as well:
 .RS
 .IP mbedTLS
 mbedtls_ssl_context *
-.IP PolarSSL
-ssl_context *
 .IP "Secure Channel"
 CtxtHandle *
 .IP "Secure Transport"
diff --git a/docs/libcurl/opts/CURLOPT_CAPATH.3 b/docs/libcurl/opts/CURLOPT_CAPATH.3
index 183428ffc..b648cc771 100644
--- a/docs/libcurl/opts/CURLOPT_CAPATH.3
+++ b/docs/libcurl/opts/CURLOPT_CAPATH.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
 .\" *
 .\" * This software is licensed as described in the file COPYING, which
 .\" * you should have received as part of this distribution. The terms
@@ -54,9 +54,8 @@ if(curl) {
 }
 .fi
 .SH AVAILABILITY
-This option is supported by the OpenSSL, GnuTLS, PolarSSL and mbedTLS
-(since 7.56.0) backends. The NSS backend provides the option only for
-backward compatibility.
+This option is supported by the OpenSSL, GnuTLS and mbedTLS (since 7.56.0)
+backends. The NSS backend provides the option only for backward compatibility.
 .SH RETURN VALUE
 CURLE_OK if supported; or an error such as:
 
diff --git a/docs/libcurl/symbols-in-versions b/docs/libcurl/symbols-in-versions
index 0469d08cf..93930c435 100644
--- a/docs/libcurl/symbols-in-versions
+++ b/docs/libcurl/symbols-in-versions
@@ -736,7 +736,7 @@ CURLSSLBACKEND_MESALINK         7.62.0
 CURLSSLBACKEND_NONE             7.34.0
 CURLSSLBACKEND_NSS              7.34.0
 CURLSSLBACKEND_OPENSSL          7.34.0
-CURLSSLBACKEND_POLARSSL         7.34.0
+CURLSSLBACKEND_POLARSSL         7.34.0       7.69.0
 CURLSSLBACKEND_QSOSSL           7.34.0        -           7.38.1
 CURLSSLBACKEND_SCHANNEL         7.34.0
 CURLSSLBACKEND_SECURETRANSPORT  7.64.1
diff --git a/lib/vtls/schannel.c b/lib/vtls/schannel.c
index 0818d947a..f665ee340 100644
--- a/lib/vtls/schannel.c
+++ b/lib/vtls/schannel.c
@@ -27,16 +27,6 @@
  * but vtls.c should ever call or use these functions.
  */
 
-/*
- * Based upon the PolarSSL implementation in polarssl.c and polarssl.h:
- *   Copyright (C) 2010, 2011, Hoi-Ho Chan, <hoiho.chan@gmail.com>
- *
- * Based upon the CyaSSL implementation in cyassl.c and cyassl.h:
- *   Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
- *
- * Thanks for code and inspiration!
- */
-
 #include "curl_setup.h"
 
 #ifdef USE_SCHANNEL
diff --git a/packages/Symbian/group/libcurl.mmp b/packages/Symbian/group/libcurl.mmp
index 6e94d8489..3cbea6093 100644
--- a/packages/Symbian/group/libcurl.mmp
+++ b/packages/Symbian/group/libcurl.mmp
@@ -34,7 +34,7 @@ SOURCE \
   ssh.c vtls/nss.c strcase.c curl_addrinfo.c socks_gssapi.c            \
   socks_sspi.c curl_sspi.c slist.c nonblock.c curl_memrchr.c imap.c    \
   pop3.c smtp.c pingpong.c rtsp.c curl_threads.c warnless.c hmac.c     \
-  vtls/polarssl.c curl_rtmp.c openldap.c curl_gethostname.c gopher.c   \
+  curl_rtmp.c openldap.c curl_gethostname.c gopher.c   \
   idn_win32.c vtls/cyassl.c http_proxy.c non-ascii.c                   \
   asyn-ares.c asyn-thread.c curl_gssapi.c http_ntlm.c curl_ntlm_wb.c   \
   curl_ntlm_core.c curl_sasl.c vtls/schannel.c curl_multibyte.c        \
diff --git a/packages/vms/generate_config_vms_h_curl.com b/packages/vms/generate_config_vms_h_curl.com
index 809aaaf98..6c65b24cb 100644
--- a/packages/vms/generate_config_vms_h_curl.com
+++ b/packages/vms/generate_config_vms_h_curl.com
@@ -17,7 +17,7 @@ $! and the [.lib]config-vms.h file do two different tasks and that the
 $! filenames are slightly different.
 $!
 $!
-$! Copyright 2013, John Malmberg
+$! Copyright 2013 - 2020, John Malmberg
 $!
 $! Permission to use, copy, modify, and/or distribute this software for any
 $! purpose with or without fee is hereby granted, provided that the above
@@ -349,9 +349,6 @@ $write cvh "#endif"
 $write cvh "#ifdef USE_OPENLDAP"
 $write cvh "#undef USE_OPENLDAP"
 $write cvh "#endif"
-$write cvh "#ifdef USE_POLARSSL"
-$write cvh "#undef USE_POLARSSL"
-$write cvh "#endif"
 $write cvh "#ifdef USE_THREADS_POSIX"
 $write cvh "#undef USE_THREADS_POSIX"
 $write cvh "#endif"
diff --git a/tests/runtests.pl b/tests/runtests.pl
index 50c868390..827fdec50 100755
--- a/tests/runtests.pl
+++ b/tests/runtests.pl
@@ -253,7 +253,6 @@ my $has_openssl;    # built with a lib using an OpenSSL-like API
 my $has_gnutls;     # built with GnuTLS
 my $has_nss;        # built with NSS
 my $has_wolfssl;    # built with wolfSSL
-my $has_polarssl;   # built with polarssl
 my $has_winssl;     # built with WinSSL    (Secure Channel aka Schannel)
 my $has_darwinssl;  # built with DarwinSSL (Secure Transport)
 my $has_boringssl;  # built with BoringSSL
@@ -2745,10 +2744,6 @@ sub checksystem {
                $has_wolfssl=1;
                $has_sslpinning=1;
            }
-           elsif ($libcurl =~ /polarssl/i) {
-               $has_polarssl=1;
-               $has_sslpinning=1;
-           }
            elsif ($libcurl =~ /securetransport/i) {
                $has_darwinssl=1;
                $has_sslpinning=1;