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资源名称：DOS系统的源代码.rar [点击查看]
上传用户：xiaoan1112
上传日期：2013-04-11
资源大小：19621k
文件大小：10k
源码类别：
操作系统开发
开发平台：
Visual C++
- MEM.C: /*----------------------------------------------------------------------+
- MEM.C: | - Used to display DOS memory map summary. |
- MEM.C: | - Used to display DOS memory map. |
- MEM.C: | - Used to display a detailed DOS memory map. |
- MEM.C: | AN001 - PTM P2914 -> This PTM relates to MEM's ability to report|
- MEM.C: | AN002 - PTM P3477 -> MEM was displaying erroneous base memory |
- MEM.C: | AN003 - PTM P3912 -> MEM messages do not conform to spec. |
- MEM.C: | AN004 - PTM P4510 -> MEM does not give correct DOS size. |
- MEM.C: | AN005 - PTM P4957 -> MEM does not give correct DOS size for |
- MEM.C: | M000 SR 8/27/90 Added new Ctrl-C handler to delink UMBs |
- MEM.C: +----------------------------------------------------------------------*/
- MEM.C: char *MultipleDrives = "%c: - %c:" ;
- MEM.C: char *UnOwned = "----------" ;
- MEM.C: /*----------------------------------------------------------------------+
- MEM.C: +----------------------------------------------------------------------*/
- MEM.C: /* Store the current Ctrl-C handler and replace with our
- MEM.C: Ctrl-C handler :M000
- MEM.C: LinkedIn--;
- MEM.C: /* If user did not issue Ctrl-C till here, we just remove the handler */
- MEM.C: /*----------------------------------------------------------------------+
- MEM.C: +----------------------------------------------------------------------*/
- MEM.C: /* Parse_Message - This routine will print only those */
- MEM.C: /* Inputs : Msg_Num - number of applicable message */
- MEM.C: /* Handle - display type */
- MEM.C: /* Message_Type - type of message to display */
- MEM.C: /* Replace_Parm - pointer to parm to replace */
- MEMBASE.C: /* MEMBASE.C - MEM routines for determining and displaying memory usage
- MEMBASE.C: Out_Var2 = (long) (FP_SEG(SysVarsPtr) - 0x70)*16l;
- MEMBASE.C: for (ThisDeviceDriver = SysVarsPtr -> DeviceDriverChain;
- MEMBASE.C: ThisDeviceDriver = ThisDeviceDriver -> NextDeviceHeader)
- MEMBASE.C: FP_OFF(ArenaHeadPtr) = FP_OFF(SysVarsPtr) - 2; /* ;an004; */
- MEMBASE.C: Out_Var2 = (long) ((AddressOf((char far *)ThisArenaPtr)) - Out_Var1); /* ;ac004; */
- MEMBASE.C: /* 0008:000->------------------ ------------------- */
- MEMBASE.C: /* | BUFFERS | -------->|B (signature) | Block header */
- MEMBASE.C: /* ------------------ ------------------- */
- MEMBASE.C: /* | FCBs | -- | | */
- MEMBASE.C: /* ------------------ | | Buffers data | */
- MEMBASE.C: /* ------------------ | | | */
- MEMBASE.C: /* ------------------ | -------------------- */
- MEMBASE.C: /* ------------------ | ------------------- */
- MEMBASE.C: /* | EXTERN DRIVER 2| | -------->|X (signature) | Block header */
- MEMBASE.C: /* ------------------ ------------------- */
- MEMBASE.C: /* ------------------ | Buffers data | */
- MEMBASE.C: /* -------------------- */
- MEMBASE.C: /* 70:0 - BIOS data 70:0 - BIOS data
- MEMBASE.C: /* 70:0 - BIOS data
- MEMBASE.C: while (ThisArenaPtr -> Signature != (char) 'Z')
- MEMBASE.C: if (ThisArenaPtr -> Owner == 8 || ThisArenaPtr -> Owner == 9 ) /* MSKK02 */
- MEMBASE.C: FP_SEG(NextArenaPtr) = FP_SEG(ThisArenaPtr) + ThisArenaPtr -> Paragraphs + 1;
- MEMBASE.C: Out_Var2 = (long) (ThisArenaPtr -> Paragraphs) * 16l; /* MSKK02 */
- MEMBASE.C: if (ThisArenaPtr->OwnerName[0] == 'S' &&
- MEMBASE.C: ThisArenaPtr->OwnerName[1] == 'C')
- MEMBASE.C: (ThisArenaPtr -> Owner == 8) ? IbmbioMsg : AdddrvMsg, /* MSKK02 */
- MEMBASE.C: (ThisArenaPtr -> Owner == 8) ? SystemDataMsg : ProgramMsg ); /* MSKK02 */
- MEMBASE.C: switch(ThisConfigArenaPtr -> Signature) /* MSKK02 */
- MEMBASE.C: Out_Var1 = ((long) ThisConfigArenaPtr -> Paragraphs) * 16l; /* MSKK02 */
- MEMBASE.C: FP_SEG(NextConfigArenaPtr) += NextConfigArenaPtr -> Paragraphs + 1; /* MSKK02 */
- MEMBASE.C: if (ThisConfigArenaPtr -> Signature == (char) 'D') /* MSKK02 */
- MEMBASE.C: ThisDeviceDriver = ThisDeviceDriver -> NextDeviceHeader; /* MSKK02 */
- MEMBASE.C: FP_SEG(ThisConfigArenaPtr) += ThisConfigArenaPtr -> Paragraphs + 1; /* MSKK02 */
- MEMBASE.C: if (ThisArenaPtr -> Owner == 8)
- MEMBASE.C: FP_SEG(NextArenaPtr) = FP_SEG(ThisArenaPtr) + ThisArenaPtr -> Paragraphs + 1;
- MEMBASE.C: Out_Var2 = (long) (ThisArenaPtr -> Paragraphs) * 16l;
- MEMBASE.C: if (ThisArenaPtr->OwnerName[0] == 'S' &&
- MEMBASE.C: ThisArenaPtr->OwnerName[1] == 'C')
- MEMBASE.C: switch(ThisConfigArenaPtr -> Signature)
- MEMBASE.C: Out_Var1 = ((long) ThisConfigArenaPtr -> Paragraphs) * 16l;
- MEMBASE.C: FP_SEG(NextConfigArenaPtr) += NextConfigArenaPtr -> Paragraphs + 1;
- MEMBASE.C: if (ThisConfigArenaPtr -> Signature == (char) 'D')
- MEMBASE.C: ThisDeviceDriver = ThisDeviceDriver -> NextDeviceHeader; /* MSKK01 */
- MEMBASE.C: FP_SEG(ThisConfigArenaPtr) += ThisConfigArenaPtr -> Paragraphs + 1;
- MEMBASE.C: Out_Var2 = ((long) (ThisArenaPtr -> Paragraphs)) * 16l;
- MEMBASE.C: FP_SEG(ThisArenaPtr) += ThisArenaPtr -> Paragraphs + 1;
- MEMBASE.C: Out_Var2 = ((long) (ThisArenaPtr -> Paragraphs)) * 16l;
- MEMBASE.C: if ( ((ThisDeviceDriver -> Attributes) & 0x8000 ) != 0 )
- MEMBASE.C: { for (i = 0; i < 8; i++) LocalDeviceName[i] = ThisDeviceDriver -> Name[i];
- MEMBASE.C: if ((int) ThisDeviceDriver -> Name[0] == 1)
- MEMBASE.C: 'A'+BlockDeviceNumber + ((int) ThisDeviceDriver -> Name[0]) - 1);
- MEMBASE.C: BlockDeviceNumber += (int) (ThisDeviceDriver -> Name[0]);
- MEMBASE.C: free_mem = (DOS_TopOfMemory * 16l) - (FP_SEG(PSPptr)*16l); /* ;an000;ac005; */
- MEMBASE.C: PspSegment = ArenaPtr -> Owner;
- MEMBASE.C: FP_SEG(ArenaPtr) = PspSegment-1; /* -1 'cause Arena is 16 bytes before PSP */
- MEMBASE.C: StringPtr = (char far *) &(ArenaPtr -> OwnerName[0]);
- MEMBASE.C: * such names. - Nagara 11/20/90
- MEMBASE.C: StringPtr = (char far *) &(ArenaPtr -> OwnerName[0]);
- MEMBASE.C: OutputPtr--;
- MEMBASE.C: if (Header -> Owner == 8) Message_Number = StackMsg;
- MEMBASE.C: if (Header -> Owner == 0) Message_Number = FreeMsg;
- MEMBASE.C: PspSegment = Header -> Owner;
- MEMCTRLC.C: /* This module contains the Ctrl-C handler put in by Mem when */
- MEMCTRLC.C: /* it links in UMBs. On a Ctrl-C, UMBs are delinked if they were */
- MEMCTRLC.C: /* explicitly enabled by Mem. The old Ctrl-C handler is restored */
- MEMCTRLC.C: /* after a Ctrl-C and as a result lot of old programs dont run. */
- MEMEX.C: /* MEMEX.C - expanded and extended memory handling functions for MEM.C.
- MEMEX.C: if ((SysVarsPtr) -> ExtendedMemory != 0) /* extended memory? ;an001; dms;*/
- MEMEX.C: EXTMemoryTot = (long) (SysVarsPtr) -> ExtendedMemory; /* get total EM size ;an001; dms;*/
- MEMEX.C: EXTMemoryTot -= (unsigned long) (CheckVDisk() * 1024l);
- MEMEX.C: /* only want to try this if vector is non-zero */
- SUBMSG.C: /* SUBMSG.C - Message retriever interface functions for MEM command.
- SUBMSG.C: /* SUB0_MESSAGE - This routine will print only those */
- SUBMSG.C: /* Inputs : Msg_Num - number of applicable message */
- SUBMSG.C: /* Handle - display type */
- SUBMSG.C: /* Message_Type - type of message to display */
- SUBMSG.C: /* SUB1_MESSAGE - This routine will print only those */
- SUBMSG.C: /* Inputs : Msg_Num - number of applicable message */
- SUBMSG.C: /* Handle - display type */
- SUBMSG.C: /* Message_Type - type of message to display */
- SUBMSG.C: /* Replace_Parm - pointer to parm to replace */
- SUBMSG.C: /* SUB2_MESSAGE - This routine will print only those */
- SUBMSG.C: /* Inputs : Msg_Num - number of applicable message */
- SUBMSG.C: /* Handle - display type */
- SUBMSG.C: /* Message_Type - type of message to display */
- SUBMSG.C: /* Replace_Parm1 - pointer to parm to replace */
- SUBMSG.C: /* Replace_Parm2 - pointer to parm to replace */
- SUBMSG.C: /* Replace_Parm3 - pointer to parm to replace */
- SUBMSG.C: /* SUB3_MESSAGE - This routine will print only those */
- SUBMSG.C: /* Inputs : Msg_Num - number of applicable message */
- SUBMSG.C: /* Handle - display type */
- SUBMSG.C: /* Message_Type - type of message to display */
- SUBMSG.C: /* Replace_Parm1 - pointer to parm to replace */
- SUBMSG.C: /* Replace_Parm2 - pointer to parm to replace */
- SUBMSG.C: /* Replace_Parm3 - pointer to parm to replace */
- SUBMSG.C: /* SUB4_MESSAGE - This routine will print only those */
- SUBMSG.C: /* Inputs : Msg_Num - number of applicable message */
- SUBMSG.C: /* Handle - display type */
- SUBMSG.C: /* Message_Type - type of message to display */
- SUBMSG.C: /* Replace_Parm1 - pointer to parm to replace */
- SUBMSG.C: /* Replace_Parm2 - pointer to parm to replace */
- SUBMSG.C: /* Replace_Parm3 - pointer to parm to replace */
- SUBMSG.C: /* Dynamic_Parm - parm number to use as replaceable */
- SUBMSG.C: /* SUB4a_MESSAGE - This routine will print only those */
- SUBMSG.C: /* Inputs : Msg_Num - number of applicable message */
- SUBMSG.C: /* Handle - display type */
- SUBMSG.C: /* Message_Type - type of message to display */
- SUBMSG.C: /* Replace_Parm1 - pointer to parm to replace */
- SUBMSG.C: /* Replace_Parm2 - pointer to parm to replace */
- SUBMSG.C: /* Replace_Parm3 - pointer to parm to replace */
- SUBMSG.C: /* Dynamic_Parm - parm number to use as replaceable */
- SUBMSG.C: /* EMSPrint - This routine will print the message */
