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v80.cpp
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/**
@file v80.cpp
@brief based on TRS-80 Virtual Disk Kit v1.7 for Windows by Miguel Dutra
Linux port VDK-80-Linux done by Mike Gore, 2016
@par Tools to Read and Write files inside common TRS-80 emulator images
@par Copyright © 2016 Miguel Dutra, GPL License
@par You are free to use this code under the terms of GPL
please retain a copy of this notice in any code you use it in.
This is free software: you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation, either version 3 of the License, or (at your option) any later version.
The software is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
@par Original Windows Code
@see http://www.trs-80.com/wordpress/category/contributors/miguel-dutra/
@see http://www.trs-80.com/wordpress/dsk-and-dmk-image-utilities/
@see Miguel Dutra www.mdutra.com
*/
//---------------------------------------------------------------------------------
// TRS-80 Virtual Disk Kit Written by Miguel Dutra
//---------------------------------------------------------------------------------
#define DEFINE_ERRORS_MSG
#include "windows.h"
#include <typeinfo>
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <sys/types.h>
#include <dirent.h>
#include <sys/stat.h>
#include <unistd.h>
#include <time.h>
#include "v80.h"
#include "vdi.h"
#include "jv1.h"
#include "jv3.h"
#include "dmk.h"
#include "osi.h"
#include "td4.h"
#include "td3.h"
#include "td1.h"
#include "rd.h"
#include "md.h"
#include "nd.h"
#include "dd.h"
#include "cpm.h"
#define MAX_FILE_SIZE (40L*2L*18L*256L)
//---------------------------------------------------------------------------------
// Function Definitions
//---------------------------------------------------------------------------------
// Core operations
DWORD Dir();
DWORD Get();
DWORD Put();
DWORD Ren();
DWORD Del();
DWORD DumpDisk();
DWORD DumpFile();
// Auxiliary functions
DWORD LoadVDI();
DWORD LoadOSI();
void Dump(unsigned char* pBuffer, int nSize);
bool WildComp(const char* pSource, const char* pMask, BYTE nLength);
void WildCopy(const char* pSource, char* pTarget, const char* pMask, BYTE nLength);
void FmtName(const char szName[9], const char szType[4], const char* szDivider, char szNewName[13]);
void Win2TRS(const char* pWinName, char cTRSName[11]);
void Trim(char cField[8]);
// Command-line related
DWORD ParseCmdLine(int argc, char* argv[]);
DWORD SetCmd(void* pParam);
DWORD SetOpt(void* pParam);
DWORD SetVDI(void* pParam);
DWORD SetOSI(void* pParam);
void PrintHelp();
void PrintError(DWORD dwError);
//---------------------------------------------------------------------------------
// Data structures
//---------------------------------------------------------------------------------
char* gpFileSpec[4] = {};
DWORD (*gpCommand)() = NULL;
FILE *ghFile = NULL;
CVDI* gpVDI = NULL;
COSI* gpOSI = NULL;
DWORD gdwFlags = 0;
struct SWITCH
{
const char* cName;
DWORD (*pCall)(void*);
void* pParam;
const char* cDescr;
};
SWITCH gSwitches[] =
{
{ "-l", SetCmd, (void*)Dir, "List directory (default)" },
{ "-r", SetCmd, (void*)Get, "Read files" },
{ "-w", SetCmd, (void*)Put, "Write files" },
{ "-n", SetCmd, (void*)Ren, "Rename files" },
{ "-k", SetCmd, (void*)Del, "Delete files" },
{ "-f", SetCmd, (void*)DumpFile, "Dump file contents" },
{ "-d", SetCmd, (void*)DumpDisk, "Dump disk contents" },
{ "-s", SetOpt, (void*)V80_FLAG_SYSTEM, "Include system files" },
{ "-i", SetOpt, (void*)V80_FLAG_INVISIBLE, "Include invisible files" },
{ "-x", SetOpt, (void*)V80_FLAG_INFO, "Show extra information" },
{ "-p", SetOpt, (void*)V80_FLAG_CHKDSK, "Skip the disk parameters check" },
{ "-c", SetOpt, (void*)V80_FLAG_CHKDIR, "Skip the directory structure check" },
{ "-g", SetOpt, (void*)V80_FLAG_GATFIX, "Skip the GAT auto-fix in TRSDOS system disks" },
{ "-b", SetOpt, (void*)V80_FLAG_READBAD, "Read as much as possible from bad files" },
{ "-ss", SetOpt, (void*)V80_FLAG_SS, "Force the disk as single-sided" },
{ "-ds", SetOpt, (void*)V80_FLAG_DS, "Force the disk as double-sided" },
{ "-dmk", SetVDI, (void*)new CDMK, "Force the DMK disk interface" },
{ "-jv1", SetVDI, (void*)new CJV1, "Force the JV1 disk interface" },
{ "-jv3", SetVDI, (void*)new CJV3, "Force the JV3 disk interface" },
{ "-cpm", SetOSI, (void*)new CCPM, "Force the CP/M system interface (INCOMPLETE)" },
{ "-dd", SetOSI, (void*)new CDD, "Force the DoubleDOS system interface" },
{ "-md", SetOSI, (void*)new CMD, "Force the MicroDOS/OS-80 III system interface" },
{ "-nd", SetOSI, (void*)new CND, "Force the NewDOS/80 system interface" },
{ "-rd", SetOSI, (void*)new CRD, "Force the RapiDOS system interface" },
{ "-td1", SetOSI, (void*)new CTD1, "Force the TRSDOS Model I system interface" },
{ "-td3", SetOSI, (void*)new CTD3, "Force the TRSDOS Model III system interface" },
{ "-td4", SetOSI, (void*)new CTD4, "Force the TRSDOS Model 4 system interface" }
};
const char* gCategories[4] = { "Commands", "Options", "Disk Interfaces", "DOS Interfaces" };
//---------------------------------------------------------------------------------
// Main
//---------------------------------------------------------------------------------
int main(int argc, char* argv[])
{
DWORD dwError;
// Print authoring information
puts("VDK-80, The TRS-80 Virtual Disk Kit v1.7");
puts("Written by Miguel Dutra (www.mdutra.com)");
puts("Updated for Linux by Mike Gore github.com/magore");
// Print usage instructions when no parameters are provided
if (argc == 1)
{
PrintHelp();
goto Exit_1;
}
// Process command line parameters
if ((dwError = ParseCmdLine(argc, argv)) != 0)
{
printf("ParseCmdLine: error\n");
goto Exit_1;
}
// Check whether user has provided a disk image filename
if (gpFileSpec[1] == NULL)
{
puts("Missing the disk image filename.");
goto Exit_1;
}
// Open disk image
if ( (ghFile = fopen(gpFileSpec[1], "r+")) == NULL )
{
printf("Can not open: %s\n", gpFileSpec[1]);
goto Exit_2;
}
// Set a command to execute if the user hasn`t indicated one (first one in the array)
if (gpCommand == NULL)
gpCommand = (DWORD (*)())gSwitches[0].pParam;
// Execute the command with parameters previously parsed from the command-line
dwError = gpCommand();
// Close the file
Exit_3:
if (ghFile != NULL)
fclose(ghFile);
// Print error message, if any
Exit_2:
// Exit
Exit_1:
return 0;
}
//---------------------------------------------------------------------------------
// List disk files
//---------------------------------------------------------------------------------
DWORD Dir()
{
OSI_FILE File;
char cMask[11];
char szFile[13];
void* pFile = NULL;
WORD wFiles = 0;
DWORD dwSize = 0;
DWORD dwError = 0;
DIR *dir;
dirent *ent;
struct stat st;
// Initialize the disk interface
if ((dwError = LoadVDI()) != 0)
goto Exit_0;
// Initialize the DOS interface
if ((dwError = LoadOSI()) != 0)
goto Exit_1;
// Print operation objective
printf("\r\nListing directory contents:\r\n\r\n");
// Print header
printf("Filename\t Size\tDate\t\tAttr\r\n");
printf("----------------------------------------------------\r\n");
// Convert Windows filespec to TRS standard
Win2TRS((gpFileSpec[2] != NULL ? gpFileSpec[2] : "*.*"), cMask);
// While OSI::Dir() returns a valid file pointer
while ((dwError = gpOSI->Dir(&pFile, (pFile == NULL ? OSI_DIR_FIND_FIRST : OSI_DIR_FIND_NEXT))) == 0)
{
// Get file properties
gpOSI->GetFile(pFile, File);
// Compare file attributes against user requests
if ((File.bSystem && !(gdwFlags & V80_FLAG_SYSTEM)) || (File.bInvisible && !(gdwFlags & V80_FLAG_INVISIBLE)))
continue;
// Compare the filename against the source filespec
if (!WildComp(File.szName, cMask, 8) || !WildComp(File.szType, &cMask[8], 3))
continue;
// Format the filename
FmtName(File.szName, File.szType, (strcmp(typeid(*gpOSI).name()+2, "CPM") ? "/" : "."), szFile);
// Print file information
printf("%-12s\t%8u\t%04d/%02d/%02d\t%c%c%c%d\r\n", szFile, File.dwSize, File.Date.wYear, File.Date.nMonth, File.Date.nDay, (File.bSystem?'S':'-'), (File.bInvisible?'I':'-'), (File.bModified?'M':'-'), File.nAccess);
// Update operation status variables
wFiles++;
dwSize += File.dwSize;
}
// Print operation summary
printf("\r\nTotal of %d bytes in %d files listed.\r\n\r\n", dwSize, wFiles);
// If exited on "No More Files" then "No Error"
if (dwError == ERROR_NO_MORE_FILES)
dwError = 0;
// Release the OSI object
if (gpOSI != NULL)
delete gpOSI;
// Release the VDI object
Exit_1:
if (gpVDI != NULL)
delete gpVDI;
Exit_0:
return dwError;
}
//---------------------------------------------------------------------------------
// Extract files from the disk
//---------------------------------------------------------------------------------
DWORD Get()
{
OSI_FILE File;
FILE *hFile;
char cMask[11];
char szTRSFile[13];
char szWinFile[13];
char szFile[MAX_PATH];
void* pFile = NULL;
WORD wFiles = 0;
DWORD dwSize = 0;
BYTE* pBuffer = NULL;
DWORD dwBytes;
DWORD dwError = 0;
// Initialize the disk interface
dwError = LoadVDI();
if (dwError)
goto Exit_0;
// Initialize the DOS interface
dwError = LoadOSI();
if (dwError)
goto Exit_1;
// 360KB should be more than enough for any TRS-80 file
dwBytes = (MAX_FILE_SIZE) + (V80_MEM - (MAX_FILE_SIZE) % V80_MEM);
// Allocate memory
if ((pBuffer = (BYTE*)calloc(dwBytes,1)) == NULL)
{
perror("Get Memory");
dwError = ERROR_OUTOFMEMORY;
goto Exit_2;
}
// Print operation objective
printf("\r\nReading files from disk:\r\n\r\n");
// Convert Windows filespec to TRS standard
Win2TRS((gpFileSpec[2] != NULL ? gpFileSpec[2] : "*.*"), cMask);
// While OSI::Dir() returns a valid file pointer
while ((dwError = gpOSI->Dir(&pFile, (pFile == NULL ? OSI_DIR_FIND_FIRST : OSI_DIR_FIND_NEXT))) == 0)
{
// Get file properties
gpOSI->GetFile(pFile, File);
// Compare file attributes against user requests
if ((File.bSystem && !(gdwFlags & V80_FLAG_SYSTEM)) || (File.bInvisible && !(gdwFlags & V80_FLAG_INVISIBLE)))
continue;
// Compare the filename against the source filespec
if (!WildComp(File.szName, cMask, 8) || !WildComp(File.szType, &cMask[8], 3))
continue;
// Format the filenames
FmtName(File.szName, File.szType, (strcmp(typeid(*gpOSI).name()+2, "CPM") ? "/" : "."), szTRSFile);
FmtName(File.szName, File.szType, ".", szWinFile);
// Add the user specified path (if any) to the Windows-based filename
sprintf(szFile, "%s/%s", (gpFileSpec[3] ? gpFileSpec[3] : "."), szWinFile);
// Print filenames
printf("%-12s -> %-12s\t", szTRSFile, szFile);
// Check if the file is not empty
if (File.dwSize == 0)
{
printf("%8d bytes\tSkipped\r\n", File.dwSize);
continue;
}
// Check whether the file size is valid (<360KB)
if (File.dwSize > MAX_FILE_SIZE)
{
printf("%8d bytes\tInvalid Size!\r\n", File.dwSize);
continue;
}
// Set file pointer
if ((dwError = gpOSI->Seek(pFile, 0)) != 0)
{
printf("Get seek error\n");
continue;
}
// Read file contents
if ((dwError = gpOSI->Read(pFile, pBuffer, File.dwSize)) != 0 && !(gdwFlags & V80_FLAG_READBAD))
{
printf("Get read error\n");
continue;
}
// Create Windows file
if ((hFile = fopen(szFile, "w")) == NULL)
{
printf("Can't open: %s\n", szFile);
continue;
}
dwBytes = fwrite(pBuffer, 1, File.dwSize, hFile);
// Write buffer contents to Windows file
if (dwBytes != File.dwSize)
{
printf("Write error: %s\n", szFile);
fclose(hFile);
continue;
}
// Close file handle
fclose(hFile);
// Print total number of bytes extracted
printf("%8d bytes\tOK\r\n", File.dwSize);
// Update operation status variables
wFiles++;
dwSize += File.dwSize;
}
// Print operation summary
printf("\r\nTotal of %d bytes read from %d files.\r\n\r\n", dwSize, wFiles);
// If exited on "No More Files" then "No Error"
if (dwError == ERROR_NO_MORE_FILES)
dwError = 0;
// Release allocated memory
if (pBuffer != NULL)
free(pBuffer);
// Release the OSI object
Exit_2:
if (gpOSI != NULL)
delete gpOSI;
// Release the VDI object
Exit_1:
if (gpVDI != NULL)
delete gpVDI;
if(dwError)
printf("Get dwError:%d\n", dwError);
// Return
Exit_0:
return dwError;
}
//---------------------------------------------------------------------------------
// Write files to the disk
//---------------------------------------------------------------------------------
DWORD Put()
{
HANDLE hFile;
char szFileSpec[MAX_PATH];
char* pFileName;
char cFile[11];
char szFile[13];
OSI_FILE File;
void* pFile;
WORD wFiles = 0;
DWORD dwSize = 0;
BYTE* pBuffer = NULL;
DWORD dwBytes;
DWORD dwError = 0;
DIR *dir;
class dirent *ent;
class stat st;
// Check whether the user informed a FROM filespec
if (gpFileSpec[2] == NULL)
{
dwError = ERROR_BAD_ARGUMENTS;
goto Exit_0;
}
// Initialize the disk interface
if ((dwError = LoadVDI()) != 0)
goto Exit_0;
// Initialize the DOS interface
if ((dwError = LoadOSI()) != 0)
goto Exit_1;
// 360KB should be more than enough for any TRS-80 file
dwBytes = (MAX_FILE_SIZE) + (V80_MEM - (MAX_FILE_SIZE) % V80_MEM);
// Allocate memory
if ((pBuffer = (BYTE*)calloc(1,dwBytes)) == NULL)
{
perror("Put");
dwError = ERROR_OUTOFMEMORY;
goto Exit_2;
}
// Print operation objective
printf("\r\nWriting files to disk:\r\n\r\n");
// Get the target file path
if( realpath(gpFileSpec[2], szFileSpec) == NULL )
{
perror("Put");
goto Exit_3;
}
pFileName = basename(szFileSpec);
dir = opendir(gpFileSpec[2]);
// Get the first file in the list
if (!dir)
{
perror("opendir failed");
goto Exit_3;
}
// While there are files pending for writing
while ((ent = readdir(dir)) != NULL) {
struct tm *t;
const char *file_name = ent->d_name;
if (file_name[0] == '.')
continue;
if (stat(file_name, &st) == -1)
continue;
if(st.st_mode & S_IFDIR)
continue;
t = gmtime((const time_t *)&st.st_mtime);
// Convert Windows filename to the TRS standard
Win2TRS(file_name, cFile);
// Set target filename
memcpy(File.szName, cFile, 8);
memcpy(File.szType, &cFile[8], 3);
// Set target file size
File.dwSize = st.st_size;
// Set target file date
File.Date.nDay = t->tm_wday;
File.Date.nMonth = t->tm_mon + 1;
File.Date.wYear = t->tm_year + 1900;
// Set target file attributes
File.bSystem = false;
File.bInvisible = false;
File.bModified = true;
File.nAccess = OSI_PROT_FULL;
// Format the filename for printing purposes
FmtName(File.szName, File.szType, (strcmp(typeid(*gpOSI).name()+2, "CPM") ? "/" : "."), szFile);
// Print the filenames
printf("%-12s -> %-12s\t", szFileSpec, szFile);
// Check whether the file size is valid
if (File.dwSize > MAX_FILE_SIZE )
{
puts("Invalid size!");
continue;
}
// Open the Windows file
if ( (hFile = fopen(szFileSpec, "r")) == NULL)
{
printf("Can't open: %s\n", szFileSpec);
continue;
}
dwBytes = fread(pBuffer, 1, File.dwSize, hFile);
// Read file contents to the buffer
if (dwBytes != File.dwSize)
{
fprintf(stderr,"Read error: %s\n", szFile);
fclose(hFile);
continue;
}
// Close file handle
fclose(hFile);
// Create a TRS file with the properties defined above
if ((dwError = gpOSI->Create(&pFile, File)) != 0)
goto Exit_4;
// Move the file pointer to the beginning
if ((dwError = gpOSI->Seek(pFile, 0)) != 0)
{
gpOSI->Delete(pFile);
goto Exit_4;
}
// Write the buffer contents to the new file
if ((dwError = gpOSI->Write(pFile, pBuffer, File.dwSize)) != 0)
{
gpOSI->Delete(pFile);
goto Exit_4;
}
// Print the total number of bytes written
printf("%8d bytes OK\r\n", File.dwSize);
// Update operation status variables
wFiles++;
dwSize += File.dwSize;
}
// Print operation summary
printf("\r\nTotal of %d bytes written in %d files.\r\n\r\n", dwSize, wFiles);
// Close find file handle
Exit_4:
if (dir != NULL)
closedir(dir);
// Release the allocated memory
Exit_3:
if (pBuffer != NULL)
free(pBuffer);
// Release the OSI object
Exit_2:
if (gpOSI != NULL)
delete gpOSI;
// Release the VDI object
Exit_1:
if (gpVDI != NULL)
delete gpVDI;
// Return
Exit_0:
return dwError;
}
//---------------------------------------------------------------------------------
// Rename files
//---------------------------------------------------------------------------------
DWORD Ren()
{
OSI_FILE File;
char cName[9];
char cType[4];
char cSource[11];
char cTarget[11];
char szFromFile[13];
char szToFile[13];
void* pFile = NULL;
WORD wFiles = 0;
DWORD dwError = 0;
// Clear variables cName and cType
memset(cName, 0, sizeof(cName));
memset(cType, 0, sizeof(cType));
// Check whether the user informed both the FROM and TO filespecs
if (gpFileSpec[2] == NULL || gpFileSpec[3] == NULL)
{
dwError = ERROR_BAD_ARGUMENTS;
goto Exit_0;
}
// Initialize the disk interface
if ((dwError = LoadVDI()) != 0)
goto Exit_0;
// Initialize the DOS interface
if ((dwError = LoadOSI()) != 0)
goto Exit_1;
// Print operation objective
printf("\r\nRenaming files:\r\n\r\n");
// Convert Windows filespecs to TRS standards
Win2TRS(gpFileSpec[2], cSource);
Win2TRS(gpFileSpec[3], cTarget);
// While OSI::Dir() returns a valid file pointer
while ((dwError = gpOSI->Dir(&pFile, (pFile == NULL ? OSI_DIR_FIND_FIRST : OSI_DIR_FIND_NEXT))) == 0)
{
// Get file properties
gpOSI->GetFile(pFile, File);
// Compare file attributes against user options
if ((File.bSystem && !(gdwFlags & V80_FLAG_SYSTEM)) || (File.bInvisible && !(gdwFlags & V80_FLAG_INVISIBLE)))
continue;
// Compare the filename against the source filespec
if (!WildComp(File.szName, cSource, 8) || !WildComp(File.szType, &cSource[8], 3))
continue;
// Copy the filename to the internal variable checking it against the target filespec
WildCopy(File.szName, cName, cTarget, 8);
WildCopy(File.szType, cType, &cTarget[8], 3);
// Format "FROM" filename
FmtName(File.szName, File.szType, (strcmp(typeid(*gpOSI).name()+2, "CPM") ? "/" : "."), szFromFile);
// Replace current filename with the new one
memcpy(File.szName, cName, sizeof(cName));
memcpy(File.szType, cType, sizeof(cType));
// Format "TO" filename
FmtName(cName, cType, (strcmp(typeid(*gpOSI).name()+2, "CPM") ? "/" : "."), szToFile);
// Print filenames
printf("%-12s -> %-12s\t", szFromFile, szToFile);
// Update file properties
if ((dwError = gpOSI->SetFile(pFile, File)) != 0)
goto Exit_2;
// Print OK if the file has been successfully renamed
printf("OK\r\n");
// Update operation status variable
wFiles++;
}
// Print operation summary
printf("\r\nTotal of %d files renamed.\r\n\r\n", wFiles);
// If exited on "No More Files" then "No Error"
if (dwError == ERROR_NO_MORE_FILES)
dwError = 0;
// Release the OSI object
Exit_2:
if (gpOSI != NULL)
delete gpOSI;
// Release the VDI object
Exit_1:
if (gpVDI != NULL)
delete gpVDI;
// Return
Exit_0:
return dwError;
}
//---------------------------------------------------------------------------------
// Delete files
//---------------------------------------------------------------------------------
DWORD Del()
{
OSI_FILE File;
char cMask[11];
char szFile[13];
void* pFile = NULL;
WORD wFiles = 0;
DWORD dwError = 0;
// Check whether the user informed a filespec
if (gpFileSpec[2] == NULL)
{
dwError = ERROR_BAD_ARGUMENTS;
goto Exit_0;
}
// Initialize the disk interface
if ((dwError = LoadVDI()) != 0)
goto Exit_0;
// Initialize the DOS interface
if ((dwError = LoadOSI()) != 0)
goto Exit_1;
// Print operation objective
printf("\r\nDeleting files:\r\n\r\n");
// Convert Windows filespec to TRS standard
Win2TRS(gpFileSpec[2], cMask);
// While OSI::Dir() returns a valid file pointer
while ((dwError = gpOSI->Dir(&pFile, (pFile == NULL ? OSI_DIR_FIND_FIRST : OSI_DIR_FIND_NEXT))) == 0)
{
// Get file properties
gpOSI->GetFile(pFile, File);
// Compare file attributes against user options
if ((File.bSystem && !(gdwFlags & V80_FLAG_SYSTEM)) || (File.bInvisible && !(gdwFlags & V80_FLAG_INVISIBLE)))
continue;
// Compare the filename against the source filespec
if (!WildComp(File.szName, cMask, 8) || !WildComp(File.szType, &cMask[8], 3))
continue;
// Format filename
FmtName(File.szName, File.szType, (strcmp(typeid(*gpOSI).name()+2, "CPM") ? "/" : "."), szFile);
// Print filename
printf("%-12s\t", szFile);
// Delete the file
dwError = gpOSI->Delete(pFile);
// Print error message
if (dwError != 0)
{
printf("Delete dwError:%d\n", dwError);
continue;
}
// Print OK if the file has been successfully deleted
printf("OK\r\n");
// Update operation status variable
wFiles++;
}
// Print operation summary
printf("\r\nTotal of %d files deleted.\r\n\r\n", wFiles);
// If exited on "No More Files" then "No Error"
if (dwError == ERROR_NO_MORE_FILES)
dwError = 0;
// Release the OSI object
if (gpOSI != NULL)
delete gpOSI;
// Release the VDI object
Exit_1:
if (gpVDI != NULL)
delete gpVDI;
if (dwError)
printf("Delete dwError:%d\n", dwError);
// Return
Exit_0:
return dwError;
}
//---------------------------------------------------------------------------------
// Dump file contents
//---------------------------------------------------------------------------------
DWORD DumpFile()
{
OSI_FILE File;
char cMask[11];
char szFile[13];
void* pFile = NULL;
BYTE* pBuffer = NULL;
DWORD dwBytes;
DWORD dwError = 0;
// Check whether the user informed a filespec
if (gpFileSpec[2] == NULL)
{
dwError = ERROR_BAD_ARGUMENTS;
goto Exit_0;
}
// Initialize the disk interface
if ((dwError = LoadVDI()) != 0)
goto Exit_0;
// Initialize the DOS interface
if ((dwError = LoadOSI()) != 0)
goto Exit_1;
// 360KB should be more than enough for any TRS-80 file
dwBytes = (MAX_FILE_SIZE) + (V80_MEM - (MAX_FILE_SIZE) % V80_MEM);
// Allocate memory
if ((pBuffer = (BYTE*)calloc(dwBytes,1)) == NULL)
{
perror("Dump File");
dwError = ERROR_OUTOFMEMORY;
goto Exit_2;
}
// Convert Windows filespec to TRS standard
Win2TRS(gpFileSpec[2], cMask);
// While OSI::Dir() returns a valid file pointer
while ((dwError = gpOSI->Dir(&pFile, (pFile == NULL ? OSI_DIR_FIND_FIRST : OSI_DIR_FIND_NEXT))) == 0)
{
// Get file properties
gpOSI->GetFile(pFile, File);
// Compare file attributes against user options
if ((File.bSystem && !(gdwFlags & V80_FLAG_SYSTEM)) || (File.bInvisible && !(gdwFlags & V80_FLAG_INVISIBLE)))
continue;
// Compare the filename against the source filespec
if (!WildComp(File.szName, cMask, 8) || !WildComp(File.szType, &cMask[8], 3))
continue;
// Format filename
FmtName(File.szName, File.szType, (strcmp(typeid(*gpOSI).name()+2, "CPM") ? "/" : "."), szFile);
// Print operation objective
printf("\r\nDumping contents of %s:\r\n\r\n", szFile);
// Set the file pointer
if ((dwError = gpOSI->Seek(pFile, 0)) != 0)
{
printf("Dump File Seek: dwError:%d\n", dwError);
continue;
}
// Read the file contents
if ((dwError = gpOSI->Read(pFile, pBuffer, File.dwSize)) != 0 && !(gdwFlags & V80_FLAG_READBAD))
{
printf("Dump File Read: dwError:%d\n", dwError);
continue;
}
// Dump the file contents
Dump(pBuffer, File.dwSize);
// Print operation summary
printf("\r\nTotal of %d bytes dumped.\r\n\r\n", File.dwSize);
}
// If exited on "No More Files" then "No Error"
if (dwError == ERROR_NO_MORE_FILES)
dwError = 0;
// Release the allocated memory
if (pBuffer != NULL)
free(pBuffer);
// Release the OSI object
Exit_2:
if (gpOSI != NULL)
delete gpOSI;
// Release the VDI object
Exit_1:
if (gpVDI != NULL)
delete gpVDI;
// Return
Exit_0:
return dwError;
}
//---------------------------------------------------------------------------------
// Dump disk sectors
//---------------------------------------------------------------------------------
DWORD DumpDisk()
{
VDI_GEOMETRY DG;
VDI_TRACK* pTrack;
BYTE Buffer[1024];
WORD wSectors = 0;
DWORD dwError;
// Initialize the disk interface
if ((dwError = LoadVDI()) != 0)
goto Done;
// Print operation objective
printf("\r\nDumping disk contents:\r\n\r\n");
// Get the disk geometry
gpVDI->GetDG(DG);