Copyright (C) Andrew Tridgell 1994-1998
Copyright (C) Jelmer Vernooij 2003
Copyright (C) Jeremy Allison 2006
-
+
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
-
+
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
-
+
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
-
-/*****************************************************
- RAP error codes - a small start but will be extended.
-
- XXX: Perhaps these should move into a common function because they're
- duplicated in clirap2.c
-
-*******************************************************/
-
-static const struct {
- int err;
- const char *message;
-} rap_errmap[] = {
- {5, "RAP5: User has insufficient privilege" },
- {50, "RAP50: Not supported by server" },
- {65, "RAP65: Access denied" },
- {86, "RAP86: The specified password is invalid" },
- {2220, "RAP2220: Group does not exist" },
- {2221, "RAP2221: User does not exist" },
- {2226, "RAP2226: Operation only permitted on a Primary Domain Controller" },
- {2237, "RAP2237: User is not in group" },
- {2242, "RAP2242: The password of this user has expired." },
- {2243, "RAP2243: The password of this user cannot change." },
- {2244, "RAP2244: This password cannot be used now (password history conflict)." },
- {2245, "RAP2245: The password is shorter than required." },
- {2246, "RAP2246: The password of this user is too recent to change."},
-
- /* these really shouldn't be here ... */
- {0x80, "Not listening on called name"},
- {0x81, "Not listening for calling name"},
- {0x82, "Called name not present"},
- {0x83, "Called name present, but insufficient resources"},
-
- {0, NULL}
-};
-
-/****************************************************************************
- Return a description of an SMB error.
-****************************************************************************/
-
-static const char *cli_smb_errstr(struct cli_state *cli)
-{
- return smb_dos_errstr(cli->inbuf);
-}
-
-/****************************************************************************
- Convert a socket error into an NTSTATUS.
-****************************************************************************/
-
-static NTSTATUS cli_smb_rw_error_to_ntstatus(struct cli_state *cli)
-{
- switch(cli->smb_rw_error) {
- case SMB_READ_TIMEOUT:
- return NT_STATUS_IO_TIMEOUT;
- case SMB_READ_EOF:
- return NT_STATUS_END_OF_FILE;
- /* What we shoud really do for read/write errors is convert from errno. */
- /* FIXME. JRA. */
- case SMB_READ_ERROR:
- return NT_STATUS_INVALID_NETWORK_RESPONSE;
- case SMB_WRITE_ERROR:
- return NT_STATUS_UNEXPECTED_NETWORK_ERROR;
- case SMB_READ_BAD_SIG:
- return NT_STATUS_INVALID_PARAMETER;
- default:
- break;
- }
- return NT_STATUS_UNSUCCESSFUL;
-}
+#include "libsmb/libsmb.h"
+#include "../libcli/smb/smbXcli_base.h"
/***************************************************************************
Return an error message - either an NT error, SMB error or a RAP error.
const char *cli_errstr(struct cli_state *cli)
{
- static fstring cli_error_message;
- uint32 flgs2 = SVAL(cli->inbuf,smb_flg2), errnum;
- uint8 errclass;
- int i;
+ fstring cli_error_message;
+ char *result;
if (!cli->initialised) {
fstrcpy(cli_error_message, "[Programmer's error] cli_errstr called on unitialized cli_stat struct!\n");
- return cli_error_message;
- }
-
- /* Was it server socket error ? */
- if (cli->fd == -1 && cli->smb_rw_error) {
- switch(cli->smb_rw_error) {
- case SMB_READ_TIMEOUT:
- slprintf(cli_error_message, sizeof(cli_error_message) - 1,
- "Call timed out: server did not respond after %d milliseconds",
- cli->timeout);
- break;
- case SMB_READ_EOF:
- slprintf(cli_error_message, sizeof(cli_error_message) - 1,
- "Call returned zero bytes (EOF)" );
- break;
- case SMB_READ_ERROR:
- slprintf(cli_error_message, sizeof(cli_error_message) - 1,
- "Read error: %s", strerror(errno) );
- break;
- case SMB_WRITE_ERROR:
- slprintf(cli_error_message, sizeof(cli_error_message) - 1,
- "Write error: %s", strerror(errno) );
- break;
- case SMB_READ_BAD_SIG:
- slprintf(cli_error_message, sizeof(cli_error_message) - 1,
- "Server packet had invalid SMB signature!");
- break;
- default:
- slprintf(cli_error_message, sizeof(cli_error_message) - 1,
- "Unknown error code %d\n", cli->smb_rw_error );
- break;
- }
- return cli_error_message;
+ goto done;
}
/* Case #1: RAP error */
if (cli->rap_error) {
- for (i = 0; rap_errmap[i].message != NULL; i++) {
- if (rap_errmap[i].err == cli->rap_error) {
- return rap_errmap[i].message;
- }
- }
-
- slprintf(cli_error_message, sizeof(cli_error_message) - 1, "RAP code %d",
- cli->rap_error);
-
- return cli_error_message;
+ strlcpy(cli_error_message, win_errstr(W_ERROR(cli->rap_error)),
+ sizeof(cli_error_message));
+ goto done;
}
- /* Case #2: 32-bit NT errors */
- if (flgs2 & FLAGS2_32_BIT_ERROR_CODES) {
- NTSTATUS status = NT_STATUS(IVAL(cli->inbuf,smb_rcls));
-
- return nt_errstr(status);
- }
-
- cli_dos_error(cli, &errclass, &errnum);
-
- /* Case #3: SMB error */
+ if (!cli_state_is_connected(cli) && NT_STATUS_IS_OK(cli->raw_status)) {
+ return nt_errstr(NT_STATUS_CONNECTION_DISCONNECTED);
+ }
- return cli_smb_errstr(cli);
+ return nt_errstr(cli->raw_status);
+ done:
+ result = talloc_strdup(talloc_tos(), cli_error_message);
+ SMB_ASSERT(result);
+ return result;
}
NTSTATUS cli_nt_error(struct cli_state *cli)
{
- int flgs2 = SVAL(cli->inbuf,smb_flg2);
-
/* Deal with socket errors first. */
- if (cli->fd == -1 && cli->smb_rw_error) {
- return cli_smb_rw_error_to_ntstatus(cli);
+ if (!cli_state_is_connected(cli)) {
+ return NT_STATUS_CONNECTION_DISCONNECTED;
}
- if (!(flgs2 & FLAGS2_32_BIT_ERROR_CODES)) {
- int e_class = CVAL(cli->inbuf,smb_rcls);
- int code = SVAL(cli->inbuf,smb_err);
+ if (NT_STATUS_IS_DOS(cli->raw_status)) {
+ int e_class = NT_STATUS_DOS_CLASS(cli->raw_status);
+ int code = NT_STATUS_DOS_CODE(cli->raw_status);
return dos_to_ntstatus(e_class, code);
- }
+ }
- return NT_STATUS(IVAL(cli->inbuf,smb_rcls));
+ return cli->raw_status;
}
void cli_dos_error(struct cli_state *cli, uint8 *eclass, uint32 *ecode)
{
- int flgs2;
-
- if(!cli->initialised) {
+ if (!cli_state_is_connected(cli)) {
+ *eclass = ERRDOS;
+ *ecode = ERRnotconnected;
return;
}
- /* Deal with socket errors first. */
- if (cli->fd == -1 && cli->smb_rw_error) {
- NTSTATUS status = cli_smb_rw_error_to_ntstatus(cli);
- ntstatus_to_dos( status, eclass, ecode);
+ if (!NT_STATUS_IS_DOS(cli->raw_status)) {
+ ntstatus_to_dos(cli->raw_status, eclass, ecode);
return;
}
- flgs2 = SVAL(cli->inbuf,smb_flg2);
-
- if (flgs2 & FLAGS2_32_BIT_ERROR_CODES) {
- NTSTATUS ntstatus = NT_STATUS(IVAL(cli->inbuf, smb_rcls));
- ntstatus_to_dos(ntstatus, eclass, ecode);
- return;
- }
-
- *eclass = CVAL(cli->inbuf,smb_rcls);
- *ecode = SVAL(cli->inbuf,smb_err);
+ *eclass = NT_STATUS_DOS_CLASS(cli->raw_status);
+ *ecode = NT_STATUS_DOS_CODE(cli->raw_status);
}
-/* Return a UNIX errno from a NT status code */
-static const struct {
- NTSTATUS status;
- int error;
-} nt_errno_map[] = {
- {NT_STATUS_ACCESS_VIOLATION, EACCES},
- {NT_STATUS_INVALID_HANDLE, EBADF},
- {NT_STATUS_ACCESS_DENIED, EACCES},
- {NT_STATUS_OBJECT_NAME_NOT_FOUND, ENOENT},
- {NT_STATUS_SHARING_VIOLATION, EBUSY},
- {NT_STATUS_OBJECT_PATH_INVALID, ENOTDIR},
- {NT_STATUS_OBJECT_NAME_COLLISION, EEXIST},
- {NT_STATUS_PATH_NOT_COVERED, ENOENT},
- {NT_STATUS_UNSUCCESSFUL, EINVAL},
- {NT_STATUS_NOT_IMPLEMENTED, ENOSYS},
- {NT_STATUS_IN_PAGE_ERROR, EFAULT},
- {NT_STATUS_BAD_NETWORK_NAME, ENOENT},
-#ifdef EDQUOT
- {NT_STATUS_PAGEFILE_QUOTA, EDQUOT},
- {NT_STATUS_QUOTA_EXCEEDED, EDQUOT},
- {NT_STATUS_REGISTRY_QUOTA_LIMIT, EDQUOT},
- {NT_STATUS_LICENSE_QUOTA_EXCEEDED, EDQUOT},
-#endif
-#ifdef ETIME
- {NT_STATUS_TIMER_NOT_CANCELED, ETIME},
-#endif
- {NT_STATUS_INVALID_PARAMETER, EINVAL},
- {NT_STATUS_NO_SUCH_DEVICE, ENODEV},
- {NT_STATUS_NO_SUCH_FILE, ENOENT},
-#ifdef ENODATA
- {NT_STATUS_END_OF_FILE, ENODATA},
-#endif
-#ifdef ENOMEDIUM
- {NT_STATUS_NO_MEDIA_IN_DEVICE, ENOMEDIUM},
- {NT_STATUS_NO_MEDIA, ENOMEDIUM},
-#endif
- {NT_STATUS_NONEXISTENT_SECTOR, ESPIPE},
- {NT_STATUS_NO_MEMORY, ENOMEM},
- {NT_STATUS_CONFLICTING_ADDRESSES, EADDRINUSE},
- {NT_STATUS_NOT_MAPPED_VIEW, EINVAL},
- {NT_STATUS_UNABLE_TO_FREE_VM, EADDRINUSE},
- {NT_STATUS_ACCESS_DENIED, EACCES},
- {NT_STATUS_BUFFER_TOO_SMALL, ENOBUFS},
- {NT_STATUS_WRONG_PASSWORD, EACCES},
- {NT_STATUS_LOGON_FAILURE, EACCES},
- {NT_STATUS_INVALID_WORKSTATION, EACCES},
- {NT_STATUS_INVALID_LOGON_HOURS, EACCES},
- {NT_STATUS_PASSWORD_EXPIRED, EACCES},
- {NT_STATUS_ACCOUNT_DISABLED, EACCES},
- {NT_STATUS_DISK_FULL, ENOSPC},
- {NT_STATUS_INVALID_PIPE_STATE, EPIPE},
- {NT_STATUS_PIPE_BUSY, EPIPE},
- {NT_STATUS_PIPE_DISCONNECTED, EPIPE},
- {NT_STATUS_PIPE_NOT_AVAILABLE, ENOSYS},
- {NT_STATUS_FILE_IS_A_DIRECTORY, EISDIR},
- {NT_STATUS_NOT_SUPPORTED, ENOSYS},
- {NT_STATUS_NOT_A_DIRECTORY, ENOTDIR},
- {NT_STATUS_DIRECTORY_NOT_EMPTY, ENOTEMPTY},
- {NT_STATUS_NETWORK_UNREACHABLE, ENETUNREACH},
- {NT_STATUS_HOST_UNREACHABLE, EHOSTUNREACH},
- {NT_STATUS_CONNECTION_ABORTED, ECONNABORTED},
- {NT_STATUS_CONNECTION_REFUSED, ECONNREFUSED},
- {NT_STATUS_TOO_MANY_LINKS, EMLINK},
- {NT_STATUS_NETWORK_BUSY, EBUSY},
- {NT_STATUS_DEVICE_DOES_NOT_EXIST, ENODEV},
-#ifdef ELIBACC
- {NT_STATUS_DLL_NOT_FOUND, ELIBACC},
-#endif
- {NT_STATUS_PIPE_BROKEN, EPIPE},
- {NT_STATUS_REMOTE_NOT_LISTENING, ECONNREFUSED},
- {NT_STATUS_NETWORK_ACCESS_DENIED, EACCES},
- {NT_STATUS_TOO_MANY_OPENED_FILES, EMFILE},
-#ifdef EPROTO
- {NT_STATUS_DEVICE_PROTOCOL_ERROR, EPROTO},
-#endif
- {NT_STATUS_FLOAT_OVERFLOW, ERANGE},
- {NT_STATUS_FLOAT_UNDERFLOW, ERANGE},
- {NT_STATUS_INTEGER_OVERFLOW, ERANGE},
- {NT_STATUS_MEDIA_WRITE_PROTECTED, EROFS},
- {NT_STATUS_PIPE_CONNECTED, EISCONN},
- {NT_STATUS_MEMORY_NOT_ALLOCATED, EFAULT},
- {NT_STATUS_FLOAT_INEXACT_RESULT, ERANGE},
- {NT_STATUS_ILL_FORMED_PASSWORD, EACCES},
- {NT_STATUS_PASSWORD_RESTRICTION, EACCES},
- {NT_STATUS_ACCOUNT_RESTRICTION, EACCES},
- {NT_STATUS_PORT_CONNECTION_REFUSED, ECONNREFUSED},
- {NT_STATUS_NAME_TOO_LONG, ENAMETOOLONG},
- {NT_STATUS_REMOTE_DISCONNECT, ESHUTDOWN},
- {NT_STATUS_CONNECTION_DISCONNECTED, ECONNABORTED},
- {NT_STATUS_CONNECTION_RESET, ENETRESET},
-#ifdef ENOTUNIQ
- {NT_STATUS_IP_ADDRESS_CONFLICT1, ENOTUNIQ},
- {NT_STATUS_IP_ADDRESS_CONFLICT2, ENOTUNIQ},
-#endif
- {NT_STATUS_PORT_MESSAGE_TOO_LONG, EMSGSIZE},
- {NT_STATUS_PROTOCOL_UNREACHABLE, ENOPROTOOPT},
- {NT_STATUS_ADDRESS_ALREADY_EXISTS, EADDRINUSE},
- {NT_STATUS_PORT_UNREACHABLE, EHOSTUNREACH},
- {NT_STATUS_IO_TIMEOUT, ETIMEDOUT},
- {NT_STATUS_RETRY, EAGAIN},
-#ifdef ENOTUNIQ
- {NT_STATUS_DUPLICATE_NAME, ENOTUNIQ},
-#endif
-#ifdef ECOMM
- {NT_STATUS_NET_WRITE_FAULT, ECOMM},
-#endif
-#ifdef EXDEV
- {NT_STATUS_NOT_SAME_DEVICE, EXDEV},
-#endif
- {NT_STATUS(0), 0}
-};
-
-/****************************************************************************
- The following mappings need tidying up and moving into libsmb/errormap.c...
-****************************************************************************/
-
-static int cli_errno_from_nt(NTSTATUS status)
-{
- int i;
- DEBUG(10,("cli_errno_from_nt: 32 bit codes: code=%08x\n", NT_STATUS_V(status)));
-
- /* Status codes without this bit set are not errors */
-
- if (!(NT_STATUS_V(status) & 0xc0000000)) {
- return 0;
- }
-
- for (i=0;nt_errno_map[i].error;i++) {
- if (NT_STATUS_V(nt_errno_map[i].status) ==
- NT_STATUS_V(status)) return nt_errno_map[i].error;
- }
-
- /* for all other cases - a default code */
- return EINVAL;
-}
/* Return a UNIX errno appropriate for the error received in the last
packet. */
if (cli_is_nt_error(cli)) {
status = cli_nt_error(cli);
- return cli_errno_from_nt(status);
+ return map_errno_from_nt_status(status);
}
if (cli_is_dos_error(cli)) {
cli_dos_error(cli, &eclass, &ecode);
status = dos_to_ntstatus(eclass, ecode);
- return cli_errno_from_nt(status);
+ return map_errno_from_nt_status(status);
}
/*
bool cli_is_error(struct cli_state *cli)
{
- uint32 flgs2 = SVAL(cli->inbuf,smb_flg2), rcls = 0;
-
/* A socket error is always an error. */
- if (cli->fd == -1 && cli->smb_rw_error != 0) {
- return True;
+ if (!cli_state_is_connected(cli)) {
+ return true;
}
- if (flgs2 & FLAGS2_32_BIT_ERROR_CODES) {
- /* Return error is error bits are set */
- rcls = IVAL(cli->inbuf, smb_rcls);
- return (rcls & 0xF0000000) == 0xC0000000;
- }
-
- /* Return error if error class in non-zero */
+ if (NT_STATUS_IS_DOS(cli->raw_status)) {
+ /* Return error if error class in non-zero */
+ uint8_t rcls = NT_STATUS_DOS_CLASS(cli->raw_status);
+ return rcls != 0;
+ }
- rcls = CVAL(cli->inbuf, smb_rcls);
- return rcls != 0;
+ return NT_STATUS_IS_ERR(cli->raw_status);
}
/* Return true if the last error was an NT error */
bool cli_is_nt_error(struct cli_state *cli)
{
- uint32 flgs2 = SVAL(cli->inbuf,smb_flg2);
-
/* A socket error is always an NT error. */
- if (cli->fd == -1 && cli->smb_rw_error != 0) {
- return True;
+ if (!cli_state_is_connected(cli)) {
+ return true;
}
- return cli_is_error(cli) && (flgs2 & FLAGS2_32_BIT_ERROR_CODES);
+ return cli_is_error(cli) && !NT_STATUS_IS_DOS(cli->raw_status);
}
/* Return true if the last error was a DOS error */
bool cli_is_dos_error(struct cli_state *cli)
{
- uint32 flgs2 = SVAL(cli->inbuf,smb_flg2);
-
/* A socket error is always a DOS error. */
- if (cli->fd == -1 && cli->smb_rw_error != 0) {
- return True;
+ if (!cli_state_is_connected(cli)) {
+ return true;
}
- return cli_is_error(cli) && !(flgs2 & FLAGS2_32_BIT_ERROR_CODES);
+ return cli_is_error(cli) && NT_STATUS_IS_DOS(cli->raw_status);
}
-/* Return the last error always as an NTSTATUS. */
-
-NTSTATUS cli_get_nt_error(struct cli_state *cli)
+bool cli_state_is_connected(struct cli_state *cli)
{
- if (cli_is_nt_error(cli)) {
- return cli_nt_error(cli);
- } else if (cli_is_dos_error(cli)) {
- uint32 ecode;
- uint8 eclass;
- cli_dos_error(cli, &eclass, &ecode);
- return dos_to_ntstatus(eclass, ecode);
- } else {
- /* Something went wrong, we don't know what. */
- return NT_STATUS_UNSUCCESSFUL;
+ if (cli == NULL) {
+ return false;
}
-}
-/* Push an error code into the inbuf to be returned on the next
- * query. */
+ if (!cli->initialised) {
+ return false;
+ }
-void cli_set_nt_error(struct cli_state *cli, NTSTATUS status)
-{
- SSVAL(cli->inbuf,smb_flg2, SVAL(cli->inbuf,smb_flg2)|FLAGS2_32_BIT_ERROR_CODES);
- SIVAL(cli->inbuf, smb_rcls, NT_STATUS_V(status));
+ return smbXcli_conn_is_connected(cli->conn);
}