DBFWriteHeader()

static void DBFWriteHeader ( DBFHandle  psDBF )

static

Definition at line 197 of file dbfopen.c.

{
    unsigned char       abyHeader[XBASE_FLDHDR_SZ];
    int         i;
 
    if( !psDBF->bNoHeader )
        return;
 
    psDBF->bNoHeader = FALSE;
 
/* -------------------------------------------------------------------- */
/*      Initialize the file header information.                         */
/* -------------------------------------------------------------------- */
    for( i = 0; i < XBASE_FLDHDR_SZ; i++ )
        abyHeader[i] = 0;
 
    abyHeader[0] = 0x03;                /* memo field? - just copying   */
 
    /* write out a dummy date */
    abyHeader[1] = 95;                  /* YY */
    abyHeader[2] = 7;                   /* MM */
    abyHeader[3] = 26;                  /* DD */
 
    /* record count preset at zero */
 
    abyHeader[8] = (unsigned char) (psDBF->nHeaderLength % 256);
    abyHeader[9] = (unsigned char) (psDBF->nHeaderLength / 256);
 
    abyHeader[10] = (unsigned char) (psDBF->nRecordLength % 256);
    abyHeader[11] = (unsigned char) (psDBF->nRecordLength / 256);
 
    abyHeader[29] = (unsigned char) (psDBF->iLanguageDriver);
 
/* -------------------------------------------------------------------- */
/*      Write the initial 32 byte file header, and all the field        */
/*      descriptions.                                                   */
/* -------------------------------------------------------------------- */
    psDBF->sHooks.FSeek( psDBF->fp, 0, 0 );
    psDBF->sHooks.FWrite( abyHeader, XBASE_FLDHDR_SZ, 1, psDBF->fp );
    psDBF->sHooks.FWrite( psDBF->pszHeader, XBASE_FLDHDR_SZ, psDBF->nFields,
                          psDBF->fp );
 
/* -------------------------------------------------------------------- */
/*      Write out the newline character if there is room for it.        */
/* -------------------------------------------------------------------- */
    if( psDBF->nHeaderLength > 32*psDBF->nFields + 32 )
    {
        char    cNewline;
 
        cNewline = 0x0d;
        psDBF->sHooks.FWrite( &cNewline, 1, 1, psDBF->fp );
    }
}

References FALSE, and XBASE_FLDHDR_SZ.

Referenced by DBFClose(), DBFUpdateHeader(), DBFWriteAttribute(), DBFWriteAttributeDirectly(), and DBFWriteTuple().

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