tizen 2.3.1 release
[external/curl.git] / lib / strerror.c
index e8ecea5..56e4385 100644 (file)
@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 2004 - 2010, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 2004 - 2015, 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
@@ -20,7 +20,7 @@
  *
  ***************************************************************************/
 
-#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>
@@ -47,6 +44,9 @@
 #define _MPRINTF_REPLACE /* use our functions only */
 #include <curl/mprintf.h>
 
+#include "curl_memory.h"
+/* The last #include file should be: */
+#include "memdebug.h"
 
 const char *
 curl_easy_strerror(CURLcode error)
@@ -65,6 +65,10 @@ curl_easy_strerror(CURLcode 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";
 
@@ -80,6 +84,12 @@ curl_easy_strerror(CURLcode error)
   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.";
 
@@ -95,6 +105,9 @@ curl_easy_strerror(CURLcode error)
   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";
 
@@ -167,8 +180,8 @@ curl_easy_strerror(CURLcode error)
   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";
@@ -201,13 +214,14 @@ curl_easy_strerror(CURLcode error)
     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";
@@ -281,11 +295,16 @@ curl_easy_strerror(CURLcode error)
   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";
+
     /* 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:
@@ -314,7 +333,7 @@ curl_easy_strerror(CURLcode error)
    */
   return "Unknown error";
 #else
-  if(error == CURLE_OK)
+  if(!error)
     return "No error";
   else
     return "Error";
@@ -350,6 +369,9 @@ curl_multi_strerror(CURLMcode error)
   case CURLM_UNKNOWN_OPTION:
     return "Unknown option";
 
+  case CURLM_ADDED_ALREADY:
+    return "The easy handle is already added to a multi handle";
+
   case CURLM_LAST:
     break;
   }
@@ -383,6 +405,9 @@ curl_share_strerror(CURLSHcode error)
   case CURLSHE_NOMEM:
     return "Out of memory";
 
+  case CURLSHE_NOT_BUILT_IN:
+    return "Feature not enabled in this library";
+
   case CURLSHE_LAST:
     break;
   }
@@ -575,7 +600,7 @@ get_winsock_error (int err, char *buf, size_t len)
     return NULL;
   }
 #else
-  if(err == CURLE_OK)
+  if(!err)
     return NULL;
   else
     p = "error";
@@ -627,7 +652,7 @@ const char *Curl_strerror(struct connectdata *conn, int err)
     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);
   }
@@ -662,7 +687,7 @@ const char *Curl_strerror(struct connectdata *conn, int 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];
@@ -773,3 +798,336 @@ const char *Curl_idn_strerror (struct connectdata *conn, int err)
 #endif
 }
 #endif  /* USE_LIBIDN */
+
+#ifdef USE_WINDOWS_SSPI
+const char *Curl_sspi_strerror (struct connectdata *conn, int err)
+{
+#ifndef CURL_DISABLE_VERBOSE_STRINGS
+  char txtbuf[80];
+  char msgbuf[sizeof(conn->syserr_buf)];
+  char *p, *str, *msg = NULL;
+  bool msg_formatted = FALSE;
+  int old_errno;
+#endif
+  const char *txt;
+  char *outbuf;
+  size_t outmax;
+
+  DEBUGASSERT(conn);
+
+  outbuf = conn->syserr_buf;
+  outmax = sizeof(conn->syserr_buf)-1;
+  *outbuf = '\0';
+
+#ifndef CURL_DISABLE_VERBOSE_STRINGS
+
+  old_errno = ERRNO;
+
+  switch (err) {
+    case SEC_E_OK:
+      txt = "No error";
+      break;
+    case SEC_E_ALGORITHM_MISMATCH:
+      txt = "SEC_E_ALGORITHM_MISMATCH";
+      break;
+    case SEC_E_BAD_BINDINGS:
+      txt = "SEC_E_BAD_BINDINGS";
+      break;
+    case SEC_E_BAD_PKGID:
+      txt = "SEC_E_BAD_PKGID";
+      break;
+    case SEC_E_BUFFER_TOO_SMALL:
+      txt = "SEC_E_BUFFER_TOO_SMALL";
+      break;
+    case SEC_E_CANNOT_INSTALL:
+      txt = "SEC_E_CANNOT_INSTALL";
+      break;
+    case SEC_E_CANNOT_PACK:
+      txt = "SEC_E_CANNOT_PACK";
+      break;
+    case SEC_E_CERT_EXPIRED:
+      txt = "SEC_E_CERT_EXPIRED";
+      break;
+    case SEC_E_CERT_UNKNOWN:
+      txt = "SEC_E_CERT_UNKNOWN";
+      break;
+    case SEC_E_CERT_WRONG_USAGE:
+      txt = "SEC_E_CERT_WRONG_USAGE";
+      break;
+    case SEC_E_CONTEXT_EXPIRED:
+      txt = "SEC_E_CONTEXT_EXPIRED";
+      break;
+    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 {
+    str = txtbuf;
+    snprintf(txtbuf, sizeof(txtbuf), "%s (0x%04X%04X)",
+             txt, (err >> 16) & 0xffff, err & 0xffff);
+    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' */
+      if((p = strrchr(msgbuf,'\n')) != NULL && (p - msgbuf) >= 2)
+         *p = '\0';
+      if((p = strrchr(msgbuf,'\r')) != NULL && (p - msgbuf) >= 1)
+         *p = '\0';
+      msg = msgbuf;
+    }
+    if(msg)
+      snprintf(outbuf, outmax, "%s - %s", str, msg);
+    else
+      strncpy(outbuf, str, outmax);
+  }
+
+  if(old_errno != ERRNO)
+    SET_ERRNO(old_errno);
+
+#else
+
+  if(err == SEC_E_OK)
+    txt = "No error";
+  else
+    txt = "Error";
+
+  strncpy(outbuf, txt, outmax);
+
+#endif
+
+  outbuf[outmax] = '\0';
+
+  return outbuf;
+}
+#endif /* USE_WINDOWS_SSPI */