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c88ce8ae74
And use it instead of a magic 1024 constant. Signed-off-by: Jiri Denemark <jdenemar@redhat.com> Reviewed-by: Pavel Hrdina <phrdina@redhat.com>
200 lines
7.4 KiB
C
200 lines
7.4 KiB
C
/*
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* virerror.h: error handling and reporting code for libvirt
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*
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* Copyright (C) 2006-2014 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef __VIRT_ERROR_H_
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# define __VIRT_ERROR_H_
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# include "internal.h"
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# define VIR_ERROR_MAX_LENGTH 1024
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extern virErrorFunc virErrorHandler;
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extern void *virUserData;
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int virErrorInitialize(void);
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void virRaiseErrorFull(const char *filename,
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const char *funcname,
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size_t linenr,
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int domain,
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int code,
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virErrorLevel level,
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const char *str1,
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const char *str2,
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const char *str3,
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int int1,
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int int2,
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const char *fmt, ...)
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ATTRIBUTE_FMT_PRINTF(12, 13);
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void virRaiseErrorObject(const char *filename,
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const char *funcname,
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size_t linenr,
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virErrorPtr err);
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void virReportErrorHelper(int domcode, int errcode,
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const char *filename,
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const char *funcname,
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size_t linenr,
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const char *fmt, ...)
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ATTRIBUTE_FMT_PRINTF(6, 7);
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void virReportSystemErrorFull(int domcode,
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int theerrno,
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const char *filename,
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const char *funcname,
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size_t linenr,
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const char *fmt, ...)
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ATTRIBUTE_FMT_PRINTF(6, 7);
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# define virReportSystemError(theerrno, fmt,...) \
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virReportSystemErrorFull(VIR_FROM_THIS, \
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(theerrno), \
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__FILE__, __FUNCTION__, __LINE__, \
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(fmt), __VA_ARGS__)
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# define virReportInvalidNullArg(argname) \
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virRaiseErrorFull(__FILE__, __FUNCTION__, __LINE__, \
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VIR_FROM_THIS, \
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VIR_ERR_INVALID_ARG, \
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VIR_ERR_ERROR, \
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__FUNCTION__, \
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#argname, \
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NULL, \
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0, 0, \
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_("%s in %s must be NULL"), \
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#argname, __FUNCTION__)
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# define virReportInvalidNonNullArg(argname) \
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virRaiseErrorFull(__FILE__, __FUNCTION__, __LINE__, \
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VIR_FROM_THIS, \
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VIR_ERR_INVALID_ARG, \
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VIR_ERR_ERROR, \
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__FUNCTION__, \
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#argname, \
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NULL, \
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0, 0, \
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_("%s in %s must not be NULL"), \
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#argname, __FUNCTION__)
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# define virReportInvalidEmptyStringArg(argname) \
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virRaiseErrorFull(__FILE__, __FUNCTION__, __LINE__, \
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VIR_FROM_THIS, \
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VIR_ERR_INVALID_ARG, \
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VIR_ERR_ERROR, \
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__FUNCTION__, \
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#argname, \
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NULL, \
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0, 0, \
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_("string %s in %s must not be empty"), \
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#argname, __FUNCTION__)
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# define virReportInvalidPositiveArg(argname) \
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virRaiseErrorFull(__FILE__, __FUNCTION__, __LINE__, \
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VIR_FROM_THIS, \
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VIR_ERR_INVALID_ARG, \
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VIR_ERR_ERROR, \
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__FUNCTION__, \
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#argname, \
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NULL, \
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0, 0, \
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_("%s in %s must be greater than zero"), \
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#argname, __FUNCTION__)
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# define virReportInvalidNonZeroArg(argname) \
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virRaiseErrorFull(__FILE__, __FUNCTION__, __LINE__, \
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VIR_FROM_THIS, \
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VIR_ERR_INVALID_ARG, \
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VIR_ERR_ERROR, \
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__FUNCTION__, \
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#argname, \
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NULL, \
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0, 0, \
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_("%s in %s must not be zero"), \
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#argname, __FUNCTION__)
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# define virReportInvalidZeroArg(argname) \
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virRaiseErrorFull(__FILE__, __FUNCTION__, __LINE__, \
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VIR_FROM_THIS, \
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VIR_ERR_INVALID_ARG, \
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VIR_ERR_ERROR, \
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__FUNCTION__, \
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#argname, \
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NULL, \
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0, 0, \
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_("%s in %s must be zero"), \
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#argname, __FUNCTION__)
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# define virReportInvalidNonNegativeArg(argname) \
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virRaiseErrorFull(__FILE__, __FUNCTION__, __LINE__, \
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VIR_FROM_THIS, \
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VIR_ERR_INVALID_ARG, \
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VIR_ERR_ERROR, \
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__FUNCTION__, \
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#argname, \
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NULL, \
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0, 0, \
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_("%s in %s must be zero or greater"), \
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#argname, __FUNCTION__)
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# define virReportInvalidArg(argname, fmt, ...) \
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virRaiseErrorFull(__FILE__, __FUNCTION__, __LINE__, \
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VIR_FROM_THIS, \
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VIR_ERR_INVALID_ARG, \
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VIR_ERR_ERROR, \
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__FUNCTION__, \
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#argname, \
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NULL, \
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0, 0, \
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(fmt), __VA_ARGS__)
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# define virReportUnsupportedError() \
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virReportErrorHelper(VIR_FROM_THIS, VIR_ERR_NO_SUPPORT, \
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__FILE__, __FUNCTION__, __LINE__, __FUNCTION__)
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# define virReportRestrictedError(...) \
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virReportErrorHelper(VIR_FROM_THIS, VIR_ERR_OPERATION_DENIED, \
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__FILE__, __FUNCTION__, __LINE__, __VA_ARGS__)
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void virReportOOMErrorFull(int domcode,
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const char *filename,
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const char *funcname,
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size_t linenr);
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# define virReportOOMError() \
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virReportOOMErrorFull(VIR_FROM_THIS, __FILE__, __FUNCTION__, __LINE__)
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# define virReportError(code, ...) \
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virReportErrorHelper(VIR_FROM_THIS, code, __FILE__, \
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__FUNCTION__, __LINE__, __VA_ARGS__)
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# define virReportErrorObject(obj) \
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virRaiseErrorObject(__FILE__, __FUNCTION__, __LINE__, obj)
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int virSetError(virErrorPtr newerr);
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virErrorPtr virErrorCopyNew(virErrorPtr err);
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void virDispatchError(virConnectPtr conn);
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const char *virStrerror(int theerrno, char *errBuf, size_t errBufLen);
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typedef int (*virErrorLogPriorityFunc)(virErrorPtr, int);
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void virSetErrorLogPriorityFunc(virErrorLogPriorityFunc func);
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void virErrorSetErrnoFromLastError(void);
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bool virLastErrorIsSystemErrno(int errnum);
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void virErrorPreserveLast(virErrorPtr *saveerr);
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void virErrorRestore(virErrorPtr *savederr);
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#endif
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