* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
- * Copyright (C) 2004 - 2009, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 2004 - 2017, 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
- * are also available at http://curl.haxx.se/docs/copyright.html.
+ * are also available at https://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
- * $Id$
***************************************************************************/
-#include "setup.h"
+#include "curl_setup.h"
#ifdef HAVE_STRERROR_R
# if (!defined(HAVE_POSIX_STRERROR_R) && \
(defined(HAVE_POSIX_STRERROR_R) && defined(HAVE_VXWORKS_STRERROR_R)) || \
(defined(HAVE_GLIBC_STRERROR_R) && defined(HAVE_VXWORKS_STRERROR_R)) || \
(defined(HAVE_POSIX_STRERROR_R) && defined(HAVE_GLIBC_STRERROR_R))
-# error "strerror_r MUST be either POSIX-style, glibc-style or vxworks-style"
+# error "strerror_r MUST be either POSIX, glibc or vxworks-style"
# endif
#endif
#include <curl/curl.h>
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-#ifdef USE_LIBIDN
-#include <idna.h>
+#ifdef USE_LIBIDN2
+#include <idn2.h>
#endif
-#include "strerror.h"
+#ifdef USE_WINDOWS_SSPI
+#include "curl_sspi.h"
+#endif
-#define _MPRINTF_REPLACE /* use our functions only */
-#include <curl/mprintf.h>
+#include "strerror.h"
+/* The last 3 #include files should be in this order */
+#include "curl_printf.h"
+#include "curl_memory.h"
+#include "memdebug.h"
+#if defined(WIN32) || defined(_WIN32_WCE)
+#define PRESERVE_WINDOWS_ERROR_CODE
+#endif
const char *
curl_easy_strerror(CURLcode error)
{
#ifndef CURL_DISABLE_VERBOSE_STRINGS
- switch (error) {
+ switch(error) {
case CURLE_OK:
return "No error";
case CURLE_URL_MALFORMAT:
return "URL using bad/illegal format or missing URL";
+ case CURLE_NOT_BUILT_IN:
+ return "A requested feature, protocol or option was not found built-in in"
+ " this libcurl due to a build-time decision.";
+
case CURLE_COULDNT_RESOLVE_PROXY:
return "Couldn't resolve proxy name";
case CURLE_COULDNT_CONNECT:
return "Couldn't connect to server";
- case CURLE_FTP_WEIRD_SERVER_REPLY:
- return "FTP: weird server reply";
+ case CURLE_WEIRD_SERVER_REPLY:
+ return "Weird server reply";
case CURLE_REMOTE_ACCESS_DENIED:
return "Access denied to remote resource";
+ case CURLE_FTP_ACCEPT_FAILED:
+ return "FTP: The server failed to connect to data port";
+
+ case CURLE_FTP_ACCEPT_TIMEOUT:
+ return "FTP: Accepting server connect has timed out";
+
+ case CURLE_FTP_PRET_FAILED:
+ return "FTP: The server did not accept the PRET command.";
+
case CURLE_FTP_WEIRD_PASS_REPLY:
return "FTP: unknown PASS reply";
case CURLE_FTP_CANT_GET_HOST:
return "FTP: can't figure out the host in the PASV response";
+ case CURLE_HTTP2:
+ return "Error in the HTTP2 framing layer";
+
case CURLE_FTP_COULDNT_SET_TYPE:
return "FTP: couldn't set file type";
case CURLE_TOO_MANY_REDIRECTS :
return "Number of redirects hit maximum amount";
- case CURLE_UNKNOWN_TELNET_OPTION:
- return "User specified an unknown telnet option";
+ case CURLE_UNKNOWN_OPTION:
+ return "An unknown option was passed in to libcurl";
case CURLE_TELNET_OPTION_SYNTAX :
return "Malformed telnet option";
return "Couldn't use specified SSL cipher";
case CURLE_SSL_CACERT:
- return "Peer certificate cannot be authenticated with known CA certificates";
+ return "Peer certificate cannot be authenticated with given CA "
+ "certificates";
case CURLE_SSL_CACERT_BADFILE:
return "Problem with the SSL CA cert (path? access rights?)";
case CURLE_BAD_CONTENT_ENCODING:
- return "Unrecognized HTTP Content-Encoding";
+ return "Unrecognized or bad HTTP Content or Transfer-Encoding";
case CURLE_LDAP_INVALID_URL:
return "Invalid LDAP URL";
case CURLE_AGAIN:
return "Socket not ready for send/recv";
+ case CURLE_RTSP_CSEQ_ERROR:
+ return "RTSP CSeq mismatch or invalid CSeq";
+
+ case CURLE_RTSP_SESSION_ERROR:
+ return "RTSP session error";
+
+ case CURLE_FTP_BAD_FILE_LIST:
+ return "Unable to parse FTP file list";
+
+ case CURLE_CHUNK_FAILED:
+ return "Chunk callback failed";
+
+ case CURLE_NO_CONNECTION_AVAILABLE:
+ return "The max connection limit is reached";
+
+ case CURLE_SSL_PINNEDPUBKEYNOTMATCH:
+ return "SSL public key does not match pinned public key";
+
+ case CURLE_SSL_INVALIDCERTSTATUS:
+ return "SSL server certificate status verification FAILED";
+
+ case CURLE_HTTP2_STREAM:
+ return "Stream error in the HTTP/2 framing layer";
+
+ case CURLE_RECURSIVE_API_CALL:
+ return "API function called from within callback";
+
/* error codes not used by current libcurl */
- case CURLE_OBSOLETE4:
- case CURLE_OBSOLETE10:
- case CURLE_OBSOLETE12:
- case CURLE_OBSOLETE16:
case CURLE_OBSOLETE20:
case CURLE_OBSOLETE24:
case CURLE_OBSOLETE29:
*/
return "Unknown error";
#else
- if(error == CURLE_OK)
+ if(!error)
return "No error";
else
return "Error";
curl_multi_strerror(CURLMcode error)
{
#ifndef CURL_DISABLE_VERBOSE_STRINGS
- switch (error) {
+ switch(error) {
case CURLM_CALL_MULTI_PERFORM:
return "Please call curl_multi_perform() soon";
case CURLM_UNKNOWN_OPTION:
return "Unknown option";
+ case CURLM_ADDED_ALREADY:
+ return "The easy handle is already added to a multi handle";
+
+ case CURLM_RECURSIVE_API_CALL:
+ return "API function called from within callback";
+
case CURLM_LAST:
break;
}
curl_share_strerror(CURLSHcode error)
{
#ifndef CURL_DISABLE_VERBOSE_STRINGS
- switch (error) {
+ switch(error) {
case CURLSHE_OK:
return "No error";
case CURLSHE_NOMEM:
return "Out of memory";
+ case CURLSHE_NOT_BUILT_IN:
+ return "Feature not enabled in this library";
+
case CURLSHE_LAST:
break;
}
#ifdef USE_WINSOCK
-/* This function handles most / all (?) Winsock errors cURL is able to produce.
+/* This function handles most / all (?) Winsock errors curl is able to produce.
*/
static const char *
get_winsock_error (int err, char *buf, size_t len)
{
+#ifdef PRESERVE_WINDOWS_ERROR_CODE
+ DWORD old_win_err = GetLastError();
+#endif
+ int old_errno = errno;
const char *p;
#ifndef CURL_DISABLE_VERBOSE_STRINGS
- switch (err) {
+ switch(err) {
case WSAEINTR:
p = "Call interrupted";
break;
return NULL;
}
#else
- if(err == CURLE_OK)
+ if(!err)
return NULL;
else
p = "error";
#endif
- strncpy (buf, p, len);
+ strncpy(buf, p, len);
buf [len-1] = '\0';
+
+ if(errno != old_errno)
+ errno = old_errno;
+
+#ifdef PRESERVE_WINDOWS_ERROR_CODE
+ if(old_win_err != GetLastError())
+ SetLastError(old_win_err);
+#endif
+
return buf;
}
#endif /* USE_WINSOCK */
*/
const char *Curl_strerror(struct connectdata *conn, int err)
{
+#ifdef PRESERVE_WINDOWS_ERROR_CODE
+ DWORD old_win_err = GetLastError();
+#endif
+ int old_errno = errno;
char *buf, *p;
size_t max;
- int old_errno = ERRNO;
DEBUGASSERT(conn);
DEBUGASSERT(err >= 0);
FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, err,
LANG_NEUTRAL, wbuf, sizeof(wbuf)/sizeof(wchar_t), NULL);
- wcstombs(buf,wbuf,max);
+ wcstombs(buf, wbuf, max);
}
#else
/* 'sys_nerr' is the maximum errno number, it is not widely portable */
strncpy(buf, strerror(err), max);
else {
if(!get_winsock_error(err, buf, max) &&
- !FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, err,
+ !FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, NULL, err,
LANG_NEUTRAL, buf, (DWORD)max, NULL))
snprintf(buf, max, "Unknown error %d (%#x)", err, err);
}
#elif defined(HAVE_STRERROR_R) && defined(HAVE_VXWORKS_STRERROR_R)
/*
* The vxworks-style strerror_r() does use the buffer we pass to the function.
- * The buffer size should be at least MAXERRSTR_SIZE (150) defined in rtsold.h
+ * The buffer size should be at least NAME_MAX (256)
*/
{
char buffer[256];
buf[max] = '\0'; /* make sure the string is zero terminated */
/* strip trailing '\r\n' or '\n'. */
- if((p = strrchr(buf,'\n')) != NULL && (p - buf) >= 2)
- *p = '\0';
- if((p = strrchr(buf,'\r')) != NULL && (p - buf) >= 1)
- *p = '\0';
-
- if(old_errno != ERRNO)
- SET_ERRNO(old_errno);
+ p = strrchr(buf, '\n');
+ if(p && (p - buf) >= 2)
+ *p = '\0';
+ p = strrchr(buf, '\r');
+ if(p && (p - buf) >= 1)
+ *p = '\0';
+
+ if(errno != old_errno)
+ errno = old_errno;
+
+#ifdef PRESERVE_WINDOWS_ERROR_CODE
+ if(old_win_err != GetLastError())
+ SetLastError(old_win_err);
+#endif
return buf;
}
-#ifdef USE_LIBIDN
-/*
- * Return error-string for libidn status as returned from idna_to_ascii_lz().
- */
-const char *Curl_idn_strerror (struct connectdata *conn, int err)
+#ifdef USE_WINDOWS_SSPI
+const char *Curl_sspi_strerror (struct connectdata *conn, int err)
{
-#ifdef HAVE_IDNA_STRERROR
- (void)conn;
- return idna_strerror((Idna_rc) err);
-#else
- const char *str;
- char *buf;
- size_t max;
+#ifdef PRESERVE_WINDOWS_ERROR_CODE
+ DWORD old_win_err = GetLastError();
+#endif
+ int old_errno = errno;
+ const char *txt;
+ char *outbuf;
+ size_t outmax;
+#ifndef CURL_DISABLE_VERBOSE_STRINGS
+ char txtbuf[80];
+ char msgbuf[sizeof(conn->syserr_buf)];
+ char *p, *str, *msg = NULL;
+ bool msg_formatted = FALSE;
+#endif
DEBUGASSERT(conn);
- buf = conn->syserr_buf;
- max = sizeof(conn->syserr_buf)-1;
- *buf = '\0';
+ outbuf = conn->syserr_buf;
+ outmax = sizeof(conn->syserr_buf)-1;
+ *outbuf = '\0';
#ifndef CURL_DISABLE_VERBOSE_STRINGS
- switch ((Idna_rc)err) {
- case IDNA_SUCCESS:
- str = "No error";
+
+ switch(err) {
+ case SEC_E_OK:
+ txt = "No error";
break;
- case IDNA_STRINGPREP_ERROR:
- str = "Error in string preparation";
+ case CRYPT_E_REVOKED:
+ txt = "CRYPT_E_REVOKED";
break;
- case IDNA_PUNYCODE_ERROR:
- str = "Error in Punycode operation";
+ case SEC_E_ALGORITHM_MISMATCH:
+ txt = "SEC_E_ALGORITHM_MISMATCH";
break;
- case IDNA_CONTAINS_NON_LDH:
- str = "Illegal ASCII characters";
+ case SEC_E_BAD_BINDINGS:
+ txt = "SEC_E_BAD_BINDINGS";
break;
- case IDNA_CONTAINS_MINUS:
- str = "Contains minus";
+ case SEC_E_BAD_PKGID:
+ txt = "SEC_E_BAD_PKGID";
break;
- case IDNA_INVALID_LENGTH:
- str = "Invalid output length";
+ case SEC_E_BUFFER_TOO_SMALL:
+ txt = "SEC_E_BUFFER_TOO_SMALL";
break;
- case IDNA_NO_ACE_PREFIX:
- str = "No ACE prefix (\"xn--\")";
+ case SEC_E_CANNOT_INSTALL:
+ txt = "SEC_E_CANNOT_INSTALL";
break;
- case IDNA_ROUNDTRIP_VERIFY_ERROR:
- str = "Round trip verify error";
+ case SEC_E_CANNOT_PACK:
+ txt = "SEC_E_CANNOT_PACK";
break;
- case IDNA_CONTAINS_ACE_PREFIX:
- str = "Already have ACE prefix (\"xn--\")";
+ case SEC_E_CERT_EXPIRED:
+ txt = "SEC_E_CERT_EXPIRED";
break;
- case IDNA_ICONV_ERROR:
- str = "Locale conversion failed";
+ case SEC_E_CERT_UNKNOWN:
+ txt = "SEC_E_CERT_UNKNOWN";
break;
- case IDNA_MALLOC_ERROR:
- str = "Allocation failed";
+ case SEC_E_CERT_WRONG_USAGE:
+ txt = "SEC_E_CERT_WRONG_USAGE";
break;
- case IDNA_DLOPEN_ERROR:
- str = "dlopen() error";
+ case SEC_E_CONTEXT_EXPIRED:
+ txt = "SEC_E_CONTEXT_EXPIRED";
break;
- default:
- snprintf(buf, max, "error %d", err);
- str = NULL;
+ case SEC_E_CROSSREALM_DELEGATION_FAILURE:
+ txt = "SEC_E_CROSSREALM_DELEGATION_FAILURE";
+ break;
+ case SEC_E_CRYPTO_SYSTEM_INVALID:
+ txt = "SEC_E_CRYPTO_SYSTEM_INVALID";
+ break;
+ case SEC_E_DECRYPT_FAILURE:
+ txt = "SEC_E_DECRYPT_FAILURE";
+ break;
+ case SEC_E_DELEGATION_POLICY:
+ txt = "SEC_E_DELEGATION_POLICY";
+ break;
+ case SEC_E_DELEGATION_REQUIRED:
+ txt = "SEC_E_DELEGATION_REQUIRED";
+ break;
+ case SEC_E_DOWNGRADE_DETECTED:
+ txt = "SEC_E_DOWNGRADE_DETECTED";
+ break;
+ case SEC_E_ENCRYPT_FAILURE:
+ txt = "SEC_E_ENCRYPT_FAILURE";
+ break;
+ case SEC_E_ILLEGAL_MESSAGE:
+ txt = "SEC_E_ILLEGAL_MESSAGE";
+ break;
+ case SEC_E_INCOMPLETE_CREDENTIALS:
+ txt = "SEC_E_INCOMPLETE_CREDENTIALS";
+ break;
+ case SEC_E_INCOMPLETE_MESSAGE:
+ txt = "SEC_E_INCOMPLETE_MESSAGE";
+ break;
+ case SEC_E_INSUFFICIENT_MEMORY:
+ txt = "SEC_E_INSUFFICIENT_MEMORY";
+ break;
+ case SEC_E_INTERNAL_ERROR:
+ txt = "SEC_E_INTERNAL_ERROR";
+ break;
+ case SEC_E_INVALID_HANDLE:
+ txt = "SEC_E_INVALID_HANDLE";
+ break;
+ case SEC_E_INVALID_PARAMETER:
+ txt = "SEC_E_INVALID_PARAMETER";
+ break;
+ case SEC_E_INVALID_TOKEN:
+ txt = "SEC_E_INVALID_TOKEN";
+ break;
+ case SEC_E_ISSUING_CA_UNTRUSTED:
+ txt = "SEC_E_ISSUING_CA_UNTRUSTED";
+ break;
+ case SEC_E_ISSUING_CA_UNTRUSTED_KDC:
+ txt = "SEC_E_ISSUING_CA_UNTRUSTED_KDC";
+ break;
+ case SEC_E_KDC_CERT_EXPIRED:
+ txt = "SEC_E_KDC_CERT_EXPIRED";
+ break;
+ case SEC_E_KDC_CERT_REVOKED:
+ txt = "SEC_E_KDC_CERT_REVOKED";
+ break;
+ case SEC_E_KDC_INVALID_REQUEST:
+ txt = "SEC_E_KDC_INVALID_REQUEST";
+ break;
+ case SEC_E_KDC_UNABLE_TO_REFER:
+ txt = "SEC_E_KDC_UNABLE_TO_REFER";
+ break;
+ case SEC_E_KDC_UNKNOWN_ETYPE:
+ txt = "SEC_E_KDC_UNKNOWN_ETYPE";
+ break;
+ case SEC_E_LOGON_DENIED:
+ txt = "SEC_E_LOGON_DENIED";
+ break;
+ case SEC_E_MAX_REFERRALS_EXCEEDED:
+ txt = "SEC_E_MAX_REFERRALS_EXCEEDED";
break;
+ case SEC_E_MESSAGE_ALTERED:
+ txt = "SEC_E_MESSAGE_ALTERED";
+ break;
+ case SEC_E_MULTIPLE_ACCOUNTS:
+ txt = "SEC_E_MULTIPLE_ACCOUNTS";
+ break;
+ case SEC_E_MUST_BE_KDC:
+ txt = "SEC_E_MUST_BE_KDC";
+ break;
+ case SEC_E_NOT_OWNER:
+ txt = "SEC_E_NOT_OWNER";
+ break;
+ case SEC_E_NO_AUTHENTICATING_AUTHORITY:
+ txt = "SEC_E_NO_AUTHENTICATING_AUTHORITY";
+ break;
+ case SEC_E_NO_CREDENTIALS:
+ txt = "SEC_E_NO_CREDENTIALS";
+ break;
+ case SEC_E_NO_IMPERSONATION:
+ txt = "SEC_E_NO_IMPERSONATION";
+ break;
+ case SEC_E_NO_IP_ADDRESSES:
+ txt = "SEC_E_NO_IP_ADDRESSES";
+ break;
+ case SEC_E_NO_KERB_KEY:
+ txt = "SEC_E_NO_KERB_KEY";
+ break;
+ case SEC_E_NO_PA_DATA:
+ txt = "SEC_E_NO_PA_DATA";
+ break;
+ case SEC_E_NO_S4U_PROT_SUPPORT:
+ txt = "SEC_E_NO_S4U_PROT_SUPPORT";
+ break;
+ case SEC_E_NO_TGT_REPLY:
+ txt = "SEC_E_NO_TGT_REPLY";
+ break;
+ case SEC_E_OUT_OF_SEQUENCE:
+ txt = "SEC_E_OUT_OF_SEQUENCE";
+ break;
+ case SEC_E_PKINIT_CLIENT_FAILURE:
+ txt = "SEC_E_PKINIT_CLIENT_FAILURE";
+ break;
+ case SEC_E_PKINIT_NAME_MISMATCH:
+ txt = "SEC_E_PKINIT_NAME_MISMATCH";
+ break;
+ case SEC_E_POLICY_NLTM_ONLY:
+ txt = "SEC_E_POLICY_NLTM_ONLY";
+ break;
+ case SEC_E_QOP_NOT_SUPPORTED:
+ txt = "SEC_E_QOP_NOT_SUPPORTED";
+ break;
+ case SEC_E_REVOCATION_OFFLINE_C:
+ txt = "SEC_E_REVOCATION_OFFLINE_C";
+ break;
+ case SEC_E_REVOCATION_OFFLINE_KDC:
+ txt = "SEC_E_REVOCATION_OFFLINE_KDC";
+ break;
+ case SEC_E_SECPKG_NOT_FOUND:
+ txt = "SEC_E_SECPKG_NOT_FOUND";
+ break;
+ case SEC_E_SECURITY_QOS_FAILED:
+ txt = "SEC_E_SECURITY_QOS_FAILED";
+ break;
+ case SEC_E_SHUTDOWN_IN_PROGRESS:
+ txt = "SEC_E_SHUTDOWN_IN_PROGRESS";
+ break;
+ case SEC_E_SMARTCARD_CERT_EXPIRED:
+ txt = "SEC_E_SMARTCARD_CERT_EXPIRED";
+ break;
+ case SEC_E_SMARTCARD_CERT_REVOKED:
+ txt = "SEC_E_SMARTCARD_CERT_REVOKED";
+ break;
+ case SEC_E_SMARTCARD_LOGON_REQUIRED:
+ txt = "SEC_E_SMARTCARD_LOGON_REQUIRED";
+ break;
+ case SEC_E_STRONG_CRYPTO_NOT_SUPPORTED:
+ txt = "SEC_E_STRONG_CRYPTO_NOT_SUPPORTED";
+ break;
+ case SEC_E_TARGET_UNKNOWN:
+ txt = "SEC_E_TARGET_UNKNOWN";
+ break;
+ case SEC_E_TIME_SKEW:
+ txt = "SEC_E_TIME_SKEW";
+ break;
+ case SEC_E_TOO_MANY_PRINCIPALS:
+ txt = "SEC_E_TOO_MANY_PRINCIPALS";
+ break;
+ case SEC_E_UNFINISHED_CONTEXT_DELETED:
+ txt = "SEC_E_UNFINISHED_CONTEXT_DELETED";
+ break;
+ case SEC_E_UNKNOWN_CREDENTIALS:
+ txt = "SEC_E_UNKNOWN_CREDENTIALS";
+ break;
+ case SEC_E_UNSUPPORTED_FUNCTION:
+ txt = "SEC_E_UNSUPPORTED_FUNCTION";
+ break;
+ case SEC_E_UNSUPPORTED_PREAUTH:
+ txt = "SEC_E_UNSUPPORTED_PREAUTH";
+ break;
+ case SEC_E_UNTRUSTED_ROOT:
+ txt = "SEC_E_UNTRUSTED_ROOT";
+ break;
+ case SEC_E_WRONG_CREDENTIAL_HANDLE:
+ txt = "SEC_E_WRONG_CREDENTIAL_HANDLE";
+ break;
+ case SEC_E_WRONG_PRINCIPAL:
+ txt = "SEC_E_WRONG_PRINCIPAL";
+ break;
+ case SEC_I_COMPLETE_AND_CONTINUE:
+ txt = "SEC_I_COMPLETE_AND_CONTINUE";
+ break;
+ case SEC_I_COMPLETE_NEEDED:
+ txt = "SEC_I_COMPLETE_NEEDED";
+ break;
+ case SEC_I_CONTEXT_EXPIRED:
+ txt = "SEC_I_CONTEXT_EXPIRED";
+ break;
+ case SEC_I_CONTINUE_NEEDED:
+ txt = "SEC_I_CONTINUE_NEEDED";
+ break;
+ case SEC_I_INCOMPLETE_CREDENTIALS:
+ txt = "SEC_I_INCOMPLETE_CREDENTIALS";
+ break;
+ case SEC_I_LOCAL_LOGON:
+ txt = "SEC_I_LOCAL_LOGON";
+ break;
+ case SEC_I_NO_LSA_CONTEXT:
+ txt = "SEC_I_NO_LSA_CONTEXT";
+ break;
+ case SEC_I_RENEGOTIATE:
+ txt = "SEC_I_RENEGOTIATE";
+ break;
+ case SEC_I_SIGNATURE_NEEDED:
+ txt = "SEC_I_SIGNATURE_NEEDED";
+ break;
+ default:
+ txt = "Unknown error";
}
+
+ if(err == SEC_E_OK)
+ strncpy(outbuf, txt, outmax);
+ else if(err == SEC_E_ILLEGAL_MESSAGE)
+ snprintf(outbuf, outmax,
+ "SEC_E_ILLEGAL_MESSAGE (0x%08X) - This error usually occurs "
+ "when a fatal SSL/TLS alert is received (e.g. handshake failed). "
+ "More detail may be available in the Windows System event log.",
+ err);
+ else {
+ str = txtbuf;
+ snprintf(txtbuf, sizeof(txtbuf), "%s (0x%08X)", txt, err);
+ txtbuf[sizeof(txtbuf)-1] = '\0';
+
+#ifdef _WIN32_WCE
+ {
+ wchar_t wbuf[256];
+ wbuf[0] = L'\0';
+
+ if(FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM |
+ FORMAT_MESSAGE_IGNORE_INSERTS,
+ NULL, err, LANG_NEUTRAL,
+ wbuf, sizeof(wbuf)/sizeof(wchar_t), NULL)) {
+ wcstombs(msgbuf, wbuf, sizeof(msgbuf)-1);
+ msg_formatted = TRUE;
+ }
+ }
+#else
+ if(FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM |
+ FORMAT_MESSAGE_IGNORE_INSERTS,
+ NULL, err, LANG_NEUTRAL,
+ msgbuf, sizeof(msgbuf)-1, NULL)) {
+ msg_formatted = TRUE;
+ }
+#endif
+ if(msg_formatted) {
+ msgbuf[sizeof(msgbuf)-1] = '\0';
+ /* strip trailing '\r\n' or '\n' */
+ p = strrchr(msgbuf, '\n');
+ if(p && (p - msgbuf) >= 2)
+ *p = '\0';
+ p = strrchr(msgbuf, '\r');
+ if(p && (p - msgbuf) >= 1)
+ *p = '\0';
+ msg = msgbuf;
+ }
+ if(msg)
+ snprintf(outbuf, outmax, "%s - %s", str, msg);
+ else
+ strncpy(outbuf, str, outmax);
+ }
+
#else
- if((Idna_rc)err == IDNA_SUCCESS)
- str = "No error";
+
+ if(err == SEC_E_OK)
+ txt = "No error";
else
- str = "Error";
+ txt = "Error";
+
+ strncpy(outbuf, txt, outmax);
+
#endif
- if(str)
- strncpy(buf, str, max);
- buf[max] = '\0';
- return (buf);
+
+ outbuf[outmax] = '\0';
+
+ if(errno != old_errno)
+ errno = old_errno;
+
+#ifdef PRESERVE_WINDOWS_ERROR_CODE
+ if(old_win_err != GetLastError())
+ SetLastError(old_win_err);
#endif
+
+ return outbuf;
}
-#endif /* USE_LIBIDN */
+#endif /* USE_WINDOWS_SSPI */