d24f85fc6c
/disk1/p.uno. git-svn-id: svn://10.65.10.50/trunk@1811 c028cbd2-c16b-5b4b-a496-9718f37d4682
82 lines
2.4 KiB
C
Executable File
82 lines
2.4 KiB
C
Executable File
#ifndef __CCUSTIO_H
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#define __CCUSTIO_H
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#ifndef DOS
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#include <unistd.h>
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#endif
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#include <errno.h>
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#ifndef __CCOMMON_H
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#include "ccommon.h"
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#endif
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#ifndef __GENCONST_H
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#include "genconst.h"
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#endif
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#define BlockLenIO 512
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#define Valid 0
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#define Deleted 1
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typedef char *FileName;
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typedef char *RecType;
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typedef long RecNoType;
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typedef struct {
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int F;
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FILE *Fd;
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int IOR;
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int LenRec;
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int BaseFil;
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unsigned LockMode;
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RecNoType lpos;
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PathSt name;
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/* @(!) 2.3.01.325 */
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RecNoType lkpos;
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/* @(:) 2.3.01.325 */
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} SecDef ;
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#ifdef DOS
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#define TESTLOCK(x) (/*test_share() && */ ((x) == EACCES || (x) == EAGAIN))
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#define DEADLOCK(x) (/*test_share() && */ (x) == EDEADLOCK)
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#else
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#define TESTLOCK(x) (((x) == EACCES) || ((x) == EAGAIN) || ((x) == ENOLCK))
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#define DEADLOCK(x) (((x) == EDEADLOCK) || ((x) == EDEADLK))
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#endif
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#define BLOCKEXT(len,rec) (((((RecNoType) (len)) * ((RecNoType) (rec))) / BlockLenIO) + 1)
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/* @(!) 2.3.01.325 */
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#ifdef DOS
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#define ASPETTA(x) (sleep_dos(x))
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#else
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#define ASPETTA(x) (sleep(x))
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#endif
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/* @(:) 2.3.01.325 */
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#ifdef __cplusplus
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extern "C" {
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#endif
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void CLockRec(SecDef *, RecNoType, unsigned);
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void CVerify(SecDef *,char *);
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void COpen(SecDef *,char *, unsigned, unsigned, unsigned);
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void CCreate(SecDef *,char *,unsigned ,unsigned ,RecNoType);
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void CChsize(SecDef *,char *,unsigned ,unsigned ,RecNoType);
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void CClose(SecDef *);
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void CDelete(SecDef *,char *);
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void CRead(SecDef *,RecType,RecNoType ,unsigned );
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void CWrite(SecDef *,RecType,RecNoType ,unsigned );
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void IDeleteRec(RecType);
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void IRecallRec(RecType);
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BOOLEAN IRecIsDeleted(RecType);
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BOOLEAN ITestLock(int );
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/* @(!) 2.3.01.325 modificata int excllock(char *,BOOLEAN);*/
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/* @(!) 2.3.01.325 modificata int exclunlock(char *,BOOLEAN);*/
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int excllock(char *,BOOLEAN);
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int exclunlock(char *,BOOLEAN);
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int sleep_dos(int);
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/* @(:) 2.3.01.325 */
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BOOLEAN test_share(void);
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#ifdef __cplusplus
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};
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#endif
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#endif /* __CCUSTIO_H */
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