C++ put_long函数代码示例

//sdRef returned by DNSServiceRegister()
DNSServiceErrorType DNSSD_API DNSServiceAddRecord
    (
    DNSServiceRef    sdRef,
    DNSRecordRef    *RecordRef,
    DNSServiceFlags  flags,
    uint16_t         rrtype,
    uint16_t         rdlen,
    const void      *rdata,
    uint32_t         ttl
    )
    {
    ipc_msg_hdr *hdr;
    size_t len = 0;
    char *ptr;
    DNSRecordRef rref;

    if (!sdRef || (sdRef->op != reg_service_request) || !RecordRef)
        return kDNSServiceErr_BadReference;
    *RecordRef = NULL;

    len += 2 * sizeof(uint16_t);  //rrtype, rdlen
    len += rdlen;
    len += sizeof(uint32_t);
    len += sizeof(DNSServiceFlags);

    hdr = create_hdr(add_record_request, &len, &ptr, 0);
    if (!hdr) return kDNSServiceErr_Unknown;
    put_flags(flags, &ptr);
    put_short(rrtype, &ptr);
    put_short(rdlen, &ptr);
    put_rdata(rdlen, rdata, &ptr);
    put_long(ttl, &ptr);

    rref = malloc(sizeof(_DNSRecordRef_t));
    if (!rref) goto error;
    rref->app_context = NULL;
    rref->app_callback = NULL;
    rref->record_index = sdRef->max_index++;
    rref->sdr = sdRef;
    *RecordRef = rref;
    hdr->client_context.context = rref;
    hdr->reg_index = rref->record_index;
    return deliver_request((char *)hdr, sdRef, 0);

error:
    if (hdr) free(hdr);
    if (rref) free(rref);
    if (*RecordRef) *RecordRef = NULL;
    return kDNSServiceErr_Unknown;
}

bool UAECALL uae_ppc_io_mem_write(uint32_t addr, uint32_t data, int size)
{
	bool locked = false;

	while (ppc_thread_running && ppc_cpu_lock_state < 0 && ppc_state);

#if PPC_ACCESS_LOG > 0 && PPC_ACCESS_LOG < 2
	if (!valid_address(addr, size)) {
		if (addr >= PPC_DEBUG_ADDR_FROM && addr < PPC_DEBUG_ADDR_TO)
			write_log(_T("PPC io write %08x = %08x %d\n"), addr, data, size);
	}
#endif

	locked = spinlock_pre(addr);
	switch (size)
	{
	case 4:
		put_long(addr, data);
		break;
	case 2:
		put_word(addr, data);
		break;
	case 1:
		put_byte(addr, data);
		break;
	}

	if (addr >= 0xdff000 && addr < 0xe00000) {
		int reg = addr & 0x1fe;
		switch (reg) {
			case 0x09c: // INTREQ
			case 0x09a: // INTENA
			if (data & 0x8000) {
				// possible interrupt change:
				// make sure M68K thread reacts to it ASAP.
				uae_int_requested |= 0x010000;
			}
			break;
		}
	}

	spinlock_post(locked);

#if PPC_ACCESS_LOG >= 2
	write_log(_T("PPC write %08x = %08x %d\n"), addr, data, size);
#endif

	return true;
}

//----------------------------------------------------------------------
static void process_loader(char *ptr, pef_section_t *sec, int nsec) {
  int i;
  pef_loader_t &pl = *(pef_loader_t *)ptr;
  pef_library_t *pil = (pef_library_t *)(&pl + 1);
  swap_pef_loader(pl);
  uint32 *impsym = (uint32 *)(pil + pl.importLibraryCount);
  pef_reloc_header_t *prh =
                (pef_reloc_header_t *)(impsym + pl.totalImportedSymbolCount);
  uint16 *relptr = (uint16 *)(ptr + pl.relocInstrOffset);
  uint32 *hash = (uint32 *)(ptr + pl.exportHashOffset);
  uint32 hashsize = (1 << pl.exportHashTablePower);
  uint32 *keytable = hash + hashsize;
  pef_export_t *pe = (pef_export_t *)(keytable + pl.exportedSymbolCount);
#if !__MF__
  for ( i=0; i < pl.importLibraryCount; i++ )
    swap_pef_library(pil[i]);
  for ( i=0; i < pl.relocSectionCount; i++ )
    swap_pef_reloc_header(prh[i]);
  for ( i=0; i < pl.exportedSymbolCount; i++ )
    swap_pef_export(pe[i]);
#endif
  char *stable = ptr + pl.loaderStringsOffset;

  if ( pl.totalImportedSymbolCount != 0 ) {
    uint32 size = pl.totalImportedSymbolCount*4;
    ea_t undef = freechunk(inf.maxEA, size, -0xF);
    ea_t end = undef + size;
    set_selector(nsec+1, 0);
    if(!add_segm(nsec+1, undef, end, "IMPORT", "XTRN")) loader_failure();

    for ( i=0; i < pl.importLibraryCount; i++ ) {
      ea_t ea = undef + 4*pil[i].firstImportedSymbol;
      add_long_cmt(ea, 1, "Imports from library %s", stable+pil[i].nameOffset);
      if ( pil[i].options & PEF_LIB_WEAK )
        add_long_cmt(ea, 1, "Library is weak");
    }

    inf.specsegs = 1;
    for ( i=0; i < pl.totalImportedSymbolCount; i++ ) {
      uint32 sym = mflong(impsym[i]);
      uchar sclass = uchar(sym >> 24);
      ea_t ea = undef+4*i;
      set_name(ea, get_impsym_name(stable,impsym,i));
      if ( (sclass & kPEFWeak) != 0 ) make_name_weak(ea);
      doDwrd(ea,4);
      put_long(ea, 0);
      impsym[i] = (uint32)ea;
    }
  }

static uae_u32 scsidev_open (void)
{
    uaecptr tmp1 = m68k_areg (regs, 1); /* IOReq */
    uae_u32 unit = m68k_dreg (regs, 0);
    struct scsidevdata *sdd;

#ifdef DEBUGME
    printf("scsidev_open(0x%x, %d)\n", tmp1, unit);
#endif

    /* Check unit number */
    if ((sdd = get_scsidev_data (unit)) && start_thread (sdd)) {
		opencount++;
		put_word (m68k_areg (regs, 6)+32, get_word (m68k_areg (regs, 6)+32) + 1);
		put_long (tmp1 + 24, unit); /* io_Unit */
		put_byte (tmp1 + 31, 0); /* io_Error */
		put_byte (tmp1 + 8, 7); /* ln_type = NT_REPLYMSG */
		return 0;
    }

    put_long (tmp1 + 20, (uae_u32)-1);
    put_byte (tmp1 + 31, (uae_u8)-1);
    return (uae_u32)-1;
}

static uint32_t REGPARAM2 dev_close (TrapContext *context)
{
	uint32_t request = m68k_areg (regs, 1);
	struct devstruct *dev;

	dev = getdevstruct (get_long (request + 24));
	if (!dev)
		return 0;
	if (log_uaeserial)
		write_log (_T("%s:%d close, req=%x\n"), getdevname(), dev->unit, request);
	dev_close_3 (dev);
	put_long (request + 24, 0);
	put_word (m68k_areg (regs, 6) + 32, get_word (m68k_areg (regs, 6) + 32) - 1);
	return 0;
}

static uint32_t REGPARAM2 dev_open (TrapContext *context)
{
	uaecptr ioreq = m68k_areg (regs, 1);
	uint32_t unit = m68k_dreg (regs, 0);
	uint32_t flags = m68k_dreg (regs, 1);
	struct devstruct *dev;
	int32_t i, err;

	if (get_word (ioreq + 0x12) < IOSTDREQ_SIZE)
		return openfail (ioreq, IOERR_BADLENGTH);
	for (i = 0; i < MAX_TOTAL_DEVICES; i++) {
		if (devst[i].open && devst[i].unit == (int32_t)unit && devst[i].exclusive)
			return openfail (ioreq, IOERR_UNITBUSY);
	}
	for (i = 0; i < MAX_TOTAL_DEVICES; i++) {
		if (!devst[i].open)
			break;
	}
	if (i == MAX_TOTAL_DEVICES)
		return openfail (ioreq, IOERR_OPENFAIL);
	dev = &devst[i];
	dev->sysdata = xcalloc (uint8_t, uaeser_getdatalength ());
	if (!uaeser_open (dev->sysdata, dev, unit)) {
		xfree (dev->sysdata);
		return openfail (ioreq, IOERR_OPENFAIL);
	}
	dev->unit = unit;
	dev->open = 1;
	dev->uniq = ++uniq;
	dev->exclusive = (get_word (ioreq + io_SerFlags) & SERF_SHARED) ? 0 : 1;
	put_long (ioreq + 24, dev->uniq);
	resetparams (dev, ioreq);
	err = setparams (dev, ioreq);
	if (err) {
		uaeser_close (dev->sysdata);
		dev->open = 0;
		xfree (dev->sysdata);
		return openfail (ioreq, err);
	}
	if (log_uaeserial)
		write_log (_T("%s:%d open ioreq=%08X\n"), getdevname(), unit, ioreq);
	start_thread (dev);

	put_word (m68k_areg (regs, 6) + 32, get_word (m68k_areg (regs, 6) + 32) + 1);
	put_byte (ioreq + 31, 0);
	put_byte (ioreq + 8, 7);
	return 0;
}

void ScuLoadState (linput_t *li, ea_t *pc, int size)
{
	scuregs_struct Scu;
	scudspregs_struct ScuDsp;

	qlread(li, (void *)&Scu, sizeof(Scu));
	qlread(li, (void *)&ScuDsp, sizeof(ScuDsp));

	if (pc)
	{
		*pc = ScuDsp.PC;
		ea_t start=0, end=0x100;
		add_segm(0, start, end, "RAM", "");
		for (ea_t i = 0; i < end-start; i++)
			put_long(start+i, ScuDsp.ProgramRam[i]);
	}
}

static void resetparams (struct devstruct *dev, uaecptr req)
{
	put_long (req + io_CtlChar, 0x00001311);
	put_long (req + io_RBufLen, 1024);
	put_long (req + io_ExtFlags, 0);
	put_long (req + io_Baud, 9600);
	put_long (req + io_BrkTime, 250000);
	put_long (req + io_TermArray0, 0);
	put_long (req + io_TermArray1, 0);
	put_byte (req + io_ReadLen, 8);
	put_byte (req + io_WriteLen, 8);
	put_byte (req + io_StopBits, 1);
	put_byte (req + io_SerFlags, get_byte (req + io_SerFlags) & (SERF_XDISABLED | SERF_SHARED | SERF_7WIRE));
	put_word (req + io_Status, 0);
}

bool UAECALL uae_ppc_io_mem_write64(uint32_t addr, uint64_t data)
{
	bool locked = false;

	while (ppc_thread_running && ppc_cpu_lock_state < 0 && ppc_state);

	locked = spinlock_pre(addr);
	put_long(addr + 0, data >> 32);
	put_long(addr + 4, data & 0xffffffff);
	spinlock_post(locked);

#if PPC_ACCESS_LOG >= 2
	write_log(_T("PPC mem write64 %08x = %08llx\n"), addr, data);
#endif

	return true;
}

static void put_hack( void )
/*
**  Outputs the long values making up the new hunk to the destination file.
*/
{
   long i, hack[HACKLEN+2] =
      {
         1009,                      /*  HUNK_DEBUG  */
         HACKLEN,                   /*  size in longwords  */
         0x00245645, 0x523a2042,    /*  '\0$VER: Bio v?.? (1990,1992)\0'  */
         0x696f2076, 0x3f2e3f20,
         0x28313939, 0x302c3139,
         0x39322900
      };

   for( i = 0; i < HACKLEN + 2; i++ )
      put_long( hack[i] );
}

static uae_u32 REGPARAM2 dev_close_2 (TrapContext *context)
{
    uae_u32 request = m68k_areg (&context->regs, 1);
    struct priv_devstruct *pdev = getpdevstruct (request);
    struct devstruct *dev;

    if (!pdev)
	return 0;
    dev = getdevstruct (pdev->unit);
    if (log_scsi)
	write_log ("%s:%d close, req=%08.8X\n", getdevname (pdev->type), pdev->unit, request);
    if (!dev)
	return 0;
    dev_close_3 (dev, pdev);
    put_long (request + 24, 0);
    put_word (m68k_areg (&context->regs, 6) + 32, get_word (m68k_areg (&context->regs, 6) + 32) - 1);
    return 0;
}

static void do_stack_magic (TrapFunction f, void *s, int has_retval)
{
#ifdef CAN_DO_STACK_MAGIC
    uaecptr a7;
    jmp_buf *j = (jmp_buf *)s;
    switch (setjmp (j[0])) {
     case 0:
	/* Returning directly */
	current_extra_stack = s;
	if (has_retval == -1) {
	    /*write_log ("finishing m68k mode return\n");*/
	    longjmp (j[1], 1);
	}
	/*write_log ("calling native function\n");*/
	transfer_control (s, EXTRA_STACK_SIZE, stack_stub, f, has_retval);
	/* not reached */
	return;

     case 1:
	/*write_log ("native function complete\n");*/
	/* Returning normally. */
	if (stack_has_retval (s, EXTRA_STACK_SIZE))
	    _68k_dreg (0) = get_retval_from_stack (s, EXTRA_STACK_SIZE);
	free_extra_stack (s);
	break;

     case 2:
	/* Returning to do a m68k call. We're now back on the main stack. */
	a7 = _68k_areg(7) -= (sizeof (void *) + 7) & ~3;
	/* Save stack to restore */
	*((void **)get_real_address (a7 + 4)) = s;
	/* Save special return address: this address contains a
	 * calltrap that will longjmp to the right stack. */
	put_long (_68k_areg (7), RTAREA_BASE + 0xFF00);
	_68k_setpc (m68k_calladdr);
	fill_prefetch_0 ();
	/*write_log ("native function calls m68k\n");*/
	break;
    }
    current_extra_stack = 0;
#endif
}

/* Ugly hack for >2M chip RAM in single pool
 * We can't add it any later or early boot menu
 * stops working because it sets kicktag at the end
 * of chip ram...
 */
static void addextrachip (uae_u32 sysbase)
{
	if (currprefs.chipmem_size <= 0x00200000)
		return;
	if (sysbase & 0x80000001)
		return;
	if (!valid_address (sysbase, 1000))
		return;
	uae_u32 ml = get_long (sysbase + 322);
	if (!valid_address (ml, 32))
		return;
	uae_u32 next;
	while ((next = get_long (ml))) {
		if (!valid_address (ml, 32))
			return;
		uae_u32 upper = get_long (ml + 24);
		uae_u32 lower = get_long (ml + 20);
		if (lower & ~0xffff) {
			ml = next;
			continue;
		}
		uae_u16 attr = get_word (ml + 14);
		if ((attr & 0x8002) != 2) {
			ml = next;
			continue;
		}
		if (upper >= currprefs.chipmem_size)
			return;
		uae_u32 added = currprefs.chipmem_size - upper;
		uae_u32 first = get_long (ml + 16);
		put_long (ml + 24, currprefs.chipmem_size); // mh_Upper
		put_long (ml + 28, get_long (ml + 28) + added); // mh_Free
		uae_u32 next;
		while (first) {
			next = first;
			first = get_long (next);
		}
		uae_u32 bytes = get_long (next + 4);
		if (next + bytes == 0x00200000) {
			put_long (next + 4, currprefs.chipmem_size - next);
		} else {
			put_long (0x00200000 + 0, 0);
			put_long (0x00200000 + 4, added);
			put_long (next, 0x00200000);
		}
		return;
	}
}

/*
 * Gets UAE Configuration
 */
static uae_u32 emulib_GetUaeConfig (uaecptr place)
{
    int i;

    put_long (place, UAEVERSION);
    put_long (place + 4, allocated_chipmem);
    put_long (place + 8, allocated_bogomem);
    put_long (place + 12, allocated_fastmem);
    put_long (place + 16, currprefs.gfx_framerate);
    put_long (place + 20, currprefs.produce_sound);
    put_long (place + 24, currprefs.jport0 | (currprefs.jport1 << 8));
    put_long (place + 28, currprefs.keyboard_lang);
    if (disk_empty (0))
	put_byte (place + 32, 0);
    else
	put_byte (place + 32, 1);
    if (disk_empty (1))
	put_byte (place + 33, 0);
    else
	put_byte (place + 33, 1);
    if (disk_empty(2))
	put_byte (place + 34, 0);
    else
	put_byte (place + 34, 1);
    if (disk_empty(3))
	put_byte (place + 35, 0);
    else
	put_byte (place + 35, 1);

    for (i = 0; i < 256; i++) {
	put_byte ((place + 36 + i), currprefs.df[0][i]);
	put_byte ((place + 36 + i + 256), currprefs.df[1][i]);
	put_byte ((place + 36 + i + 512), currprefs.df[2][i]);
	put_byte ((place + 36 + i + 768), currprefs.df[3][i]);
    }
    return 1;
}

void trap_put_longs(TrapContext *ctx, uae_u32 *haddr, uaecptr addr, int cnt)
{
	if (cnt <= 0)
		return;
	if (trap_is_indirect_null(ctx)) {
		while (cnt > 0) {
			int max = cnt > RTAREA_TRAP_DATA_EXTRA_SIZE / sizeof(uae_u32) ? RTAREA_TRAP_DATA_EXTRA_SIZE / sizeof(uae_u32) : cnt;
			for (int i = 0; i < max; i++) {
				put_long_host(ctx->host_trap_data + RTAREA_TRAP_DATA_EXTRA + i * sizeof(uae_u32), *haddr++);
			}
			call_hardware_trap_back(ctx, TRAPCMD_PUT_LONGS, ctx->amiga_trap_data + RTAREA_TRAP_DATA_EXTRA, addr, max, 0);
			addr += max * sizeof(uae_u32);
			cnt -= max;
		}
	} else {
		uae_u32 *p = (uae_u32*)haddr;
		for (int i = 0; i < cnt; i++) {
			put_long(addr, *p++);
			addr += 4;
		}
	}
}