/* this file contains functions specific to version 2 or 2 */

#include "precomp.h"
#pragma hdrstop
EnableAssert

/* Upgrade a version 2 status file (in psd->hpbStatus) to version 3 format.
 *
 * Only the version number changes, so that users with earlier versions of
 * the slm binaries are forced to upgrade to new exe's with extra status
 * file checking code.
 *
 */
void
Ver3Upgrade(
    AD *pad,
    SD *psd)
{
    AssertF(psd->psh2->magic == MAGIC && psd->psh2->version == 2);

    if (pad->flags & flagVerbose)
        PrErr("Upgrade to SLM 1.70 (status file version 3)\n");

    psd->psh2->version = 3;
    psd->psh2->fRobust = fTrue;

    psd->fAnyChanges = fTrue;

    if (pad->flags & flagVerbose)
        PrErr("Upgrade to version 3 complete\n");
}

// Upgrade a version 2 or 3 file to version 4.  The only change it to allow > 574
// enlistments.  non-32bit clients are not allowed unless someone really wants to
// remove all the near pointer restrictions or compile the code for large model...

#if defined(WIN32)
void
Ver4Upgrade(
    AD *pad,
    SD *psd)
{
    AssertF(psd->psh2->magic == MAGIC &&
            (psd->psh2->version == 2 || psd->psh2->version == 3));

    if (psd->psh2->version == 2) {
        Ver3Upgrade(pad, psd);
    }

    if (pad->flags & flagVerbose)
        PrErr("Upgrade to SLM 1.90 (status file version 4)\n");

    psd->psh2->version = 4;

    psd->fAnyChanges = fTrue;

    if (pad->flags & flagVerbose)
        PrErr("Upgrade to version 4 complete\n");
}
#else
#error Unable to build Version 4 binaries for non Win32 clients
#endif

// Upgrade a version 2, 3 or 4 file to version 5.  The only change is the addition
// of the fFreeEd field in the ED record.  Previously the field was part of the rgfSpare
// field, and already should be zero for false.

#if defined(WIN32)
void
Ver5Upgrade(
    AD *pad,
    SD *psd)
{
    AssertF(psd->psh2->magic == MAGIC &&
            (psd->psh2->version == 2 || psd->psh2->version == 3 || psd->psh2->version == 4));

    if (psd->psh2->version == 2) {
        Ver3Upgrade(pad, psd);
    }

    if (psd->psh2->version == 3) {
        Ver4Upgrade(pad, psd);
    }

    if (pad->flags & flagVerbose)
        PrErr("Upgrade to SLM 2.00 (status file version 5)\n");

    psd->psh2->version = 5;

    psd->fAnyChanges = fTrue;

    if (pad->flags & flagVerbose)
        PrErr("Upgrade to version 5 complete\n");
}
#else
#error Unable to build Version 5 binaries for non Win32 clients
#endif