你的程序有没有用WSAStartup来初始化,OCI 好象用到了SOCKET了,所以好象需要这一句。 WSADATA wsaData;
int err = WSAStartup(MAKEWORD( 1, 1 ), &wsaData );
if (err != 0)
{
return FALSE;
}
int err = WSAStartup(MAKEWORD( 1, 1 ), &wsaData );
if (err != 0)
{
return FALSE;
}
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(dvoid * (*)(dvoid *, size_t)) 0,
(dvoid * (*)(dvoid *, dvoid *, size_t))0,
(void (*)(dvoid *, dvoid *)) 0 ); (void) OCIEnvInit( (OCIEnv **) &envhp, OCI_DEFAULT, (size_t) 0,
(dvoid **) 0 ); (void) OCIHandleAlloc( (dvoid *) envhp, (dvoid **) &errhp, OCI_HTYPE_ERROR,
(size_t) 0, (dvoid **) 0); /* server contexts */
(void) OCIHandleAlloc( (dvoid *) envhp, (dvoid **) &srvhp, OCI_HTYPE_SERVER,
(size_t) 0, (dvoid **) 0); (void) OCIHandleAlloc( (dvoid *) envhp, (dvoid **) &svchp, OCI_HTYPE_SVCCTX,
(size_t) 0, (dvoid **) 0); (void) OCIServerAttach( srvhp, errhp, (text *)"", strlen(""), 0); /* set attribute server context in the service context */
(void) OCIAttrSet( (dvoid *) svchp, OCI_HTYPE_SVCCTX, (dvoid *)srvhp,
(ub4) 0, OCI_ATTR_SERVER, (OCIError *) errhp); (void) OCIHandleAlloc((dvoid *) envhp, (dvoid **)&authp,
(ub4) OCI_HTYPE_SESSION, (size_t) 0, (dvoid **) 0); (void) OCIAttrSet((dvoid *) authp, (ub4) OCI_HTYPE_SESSION,
(dvoid *) username, (ub4) strlen((char *)username),
(ub4) OCI_ATTR_USERNAME, errhp); (void) OCIAttrSet((dvoid *) authp, (ub4) OCI_HTYPE_SESSION,
(dvoid *) password, (ub4) strlen((char *)password),
(ub4) OCI_ATTR_PASSWORD, errhp); checkerr(errhp, OCISessionBegin ( svchp, errhp, authp, OCI_CRED_RDBMS,
(ub4) OCI_DEFAULT)); (void) OCIAttrSet((dvoid *) svchp, (ub4) OCI_HTYPE_SVCCTX,
(dvoid *) authp, (ub4) 0,
(ub4) OCI_ATTR_SESSION, errhp); checkerr(errhp, OCIHandleAlloc( (dvoid *) envhp, (dvoid **) &stmthp,
OCI_HTYPE_STMT, (size_t) 0, (dvoid **) 0)); checkerr(errhp, OCIHandleAlloc( (dvoid *) envhp, (dvoid **) &stmthp1,
OCI_HTYPE_STMT, (size_t) 0, (dvoid **) 0)); /* Retrieve the current maximum employee number. */
checkerr(errhp, OCIStmtPrepare(stmthp, errhp, maxemp,
(ub4) strlen((char *) maxemp),
(ub4) OCI_NTV_SYNTAX, (ub4) OCI_DEFAULT)); /* bind the input variable */
checkerr(errhp, OCIDefineByPos(stmthp, &defnp, errhp, 1, (dvoid *) &empno,
(sword) sizeof(sword), SQLT_INT, (dvoid *) 0, (ub2 *)0,
(ub2 *)0, OCI_DEFAULT));