/* Delete Non-DOS Partition User Interface */
void Delete_N_DOS_Partition_Interface()
{
int input=0;
Clear_Screen(0);
Print_Centered(4,"Delete Non-DOS Partition",BOLD);
Display_Primary_Partition_Information_SS();
BlinkPrintAt(4,18,"WARNING!");
printf(" Data in the deleted Non-DOS Partition will be lost.");
printAt(4,19,"What Non-DOS Partition do you want to delete..? ");
flags.esc=FALSE;
input=(int)Input(1,52,19,NUM,1,4,ESCR,-1,0,NULL,NULL); /* 4 needs changed to the max num of partitions */
if(flags.esc==FALSE)
{
Delete_Primary_Partition(input-1);
Clear_Screen(0);
Print_Centered(4,"Delete Non-DOS Partition",BOLD);
Display_Primary_Partition_Information_SS();
cprintAt(4,21,"Non-DOS Partition deleted");
printAt(4,24," ");
Input(0,0,0,ESC,0,0,ESCC,0,0,NULL,NULL);
}
}
/* Delete Extended DOS Partition Interface */
void Delete_Extended_DOS_Partition_Interface()
{
int input=0;
Partition_Table *pDrive = &part_table[flags.drive_number-0x80];
Clear_Screen(0);
Print_Centered(4,"Delete Extended DOS Partition",BOLD);
Display_Primary_Partition_Information_SS();
BlinkPrintAt(4,18,"WARNING!");
printf(" Data in the deleted Extended DOS Partition will be lost.");
printAt(4,19,"Do you wish to continue (Y/N).................? ");
flags.esc=FALSE;
input=(int)Input(1,52,19,YN,0,0,ESCR,0,0,NULL,NULL);
if( (flags.esc==FALSE) && (input==TRUE) )
{
Delete_Primary_Partition(int(pDrive->ptr_ext_part-pDrive->pri_part));
Clear_Extended_Partition_Table(flags.drive_number-128);
Clear_Screen(0);
Print_Centered(4,"Delete Extended DOS Partition",BOLD);
Display_Primary_Partition_Information_SS();
cprintAt(4,21,"Extended DOS Partition deleted");
printAt(4,24," ");
Input(0,0,0,ESC,0,0,ESCC,0,0,NULL,NULL);
}
}
/* Display/Modify Partition Information */
void Display_Partition_Information()
{
int input;
Partition_Table *pDrive = &part_table[flags.drive_number-0x80];
Beginning:
Clear_Screen(0);
if(flags.extended_options_flag==FALSE)
Print_Centered(4,"Display Partition Information",BOLD);
else Print_Centered(4,"Display/Modify Partition Information",BOLD);
Display_Primary_Partition_Information_SS();
if(pDrive->num_of_log_drives>0)
{
printAt(4,17,"The Extended DOS Partition contains Logical DOS Drives.");
printAt(4,18,"Do you want to display the logical drive information (Y/N)......?");
if(flags.extended_options_flag==TRUE)
{
printAt(4,19," (Optional: Type the number of the partition to modify.)");
input=(int)Input(1,69,18,YN,0,0,ESCR,1,0,"1","4");
if( ((input-48)>=1) && ((input-48)<=4) )
{
Modify_Primary_Partition_Information((input-48));
goto Beginning;
}
}
else input=(int)Input(1,69,18,YN,0,0,ESCR,1,0,NULL,NULL);
if(input==TRUE)
{
Display_Or_Modify_Logical_Drive_Information();
if(flags.extended_options_flag==TRUE) goto Beginning;
}
}
else
{
if(flags.extended_options_flag==FALSE)
Input(0,0,0,ESC,0,0,ESCC,0,0,NULL,NULL);
else
{
printAt(4,18,"Enter the number of the partition you want to modify (1-4)......?");
flags.esc=FALSE;
input=(int)Input(1,69,18,NUM,1,4,ESCR,1,0,NULL,NULL);
if(flags.esc==FALSE)
{
Modify_Primary_Partition_Information(input);
goto Beginning;
}
}
}
}
/* Change Current Fixed Disk Drive */
void Change_Current_Fixed_Disk_Drive()
{
int new_drive_number;
int old_drive_number=flags.drive_number;
Clear_Screen(0);
Print_Centered(0,"Change Current Fixed Disk Drive",BOLD);
Display_All_Drives();
printAt(4,21,"Enter Fixed Disk Drive Number (1-%d)......................."
,(flags.maximum_drive_number-127));
new_drive_number=(int)Input(1,62,21,NUM,1,(flags.maximum_drive_number-127)
,ESCR,(flags.drive_number-127),0,NULL,NULL);
if( (new_drive_number<=0)
|| (new_drive_number>(flags.maximum_drive_number-127)) )
{
flags.drive_number=old_drive_number;
}
else
{
flags.drive_number=new_drive_number+127;
}
}
/* Delete Primary DOS Partition Interface */
void Delete_Primary_DOS_Partition_Interface()
{
int input=0;
int partition_to_delete;
Clear_Screen(0);
Print_Centered(4,"Delete Primary DOS Partition",BOLD);
Display_Primary_Partition_Information_SS();
BlinkPrintAt(4,19,"WARNING!");
printf(" Data in the deleted Primary DOS Partition will be lost.");
printAt(4,20,"What primary partition do you want to delete..? ");
flags.esc=FALSE;
input=(int)Input(1,52,20,NUM,1,4,ESCR,-1,0,NULL,NULL); /* 4 needs changed to the max num of partitions */
if(flags.esc==FALSE)
{
partition_to_delete=input-1;
printAt(4,22,"Are you sure (Y/N)..............................? ");
flags.esc=FALSE;
input=(int)Input(1,54,22,YN,0,0,ESCR,0,0,NULL,NULL);
if( (input==TRUE) && (flags.esc==FALSE) )
{
Delete_Primary_Partition(partition_to_delete);
Clear_Screen(0);
Print_Centered(4,"Delete Primary DOS Partition",BOLD);
/* */
Display_Primary_Partition_Information_SS();
cprintAt(4,21,"Primary DOS Partition deleted");
Input(0,0,0,ESC,0,0,ESCC,0,0,NULL,NULL);
}
}
}
/* Ask user if they want to use large disk support (FAT 32) */
void Ask_User_About_FAT32_Support()
{
Clear_Screen(0);
Print_Centered(5,"Free FDISK is capable of using large disk support to allow you to ",0);
Print_Centered(6,"create partitions that are greater than 2,048 MB by using FAT32 ",0);
Print_Centered(7,"partitions. If you enable large disk support, any partitions or ",0);
Print_Centered(8,"logical drives greater than 512 MB will be created using FAT32. ",0);
Print_Centered(10,"IMPORTANT: If you enable large disk support, some operating systems ",0);
Print_Centered(11,"will be unable to access the partitions and logical drives that are ",0);
Print_Centered(12,"over 512 MB in size. ",0);
Print_Centered(17,"Do you want to use large disk (FAT32) support (Y/N)....? ",0);
flags.fat32=(int)Input(1,62,17,YN,0,0,NONE,1,0,NULL,NULL);
}
/* List the Partition Types */
void List_Partition_Types()
{
int index=0;
int row=4;
int column=0;
do
{
if( (index==0) || (index==64) || (index==128) || (index==192) )
{
Clear_Screen(0);
Print_Centered(1,"List Partition Types",BOLD);
row=4;
column=0;
}
if( row==20 )
{
row=4;
column += 20;
}
cprintAt(column,row,"%3d ",index);
printf("%s",partition_lookup_table_buffer_long[index]);
if( (index==63) || (index==127) || (index==191) || (index==255) )
{
printAt(0,23,"Press ");cprintf("Any Key");printf(" to continue");
asm{
mov ah,7
int 0x21
}
}
row++;
index++;
}while(index<=255);
/* Check for interrupt 0x13 extensions */
void Check_For_INT13_Extensions()
{
int carry;
int drive_number=0x80;
//- unsigned int ah_register;
unsigned char ah_register;
unsigned int bx_register;
unsigned int cx_register;
#ifdef DEBUG
if(debug.lba==TRUE)
{
Clear_Screen(NULL);
Print_Centered(0,"void Check_For_INT13_Extensions() debugging screen",BOLD);
printf("\n\n drive int 0x13 ext? access w/packet\n\n");
}
#endif
do
{
// carry=99;
carry=0;
asm{
mov ah,0x41
mov bx,0x55aa
mov dl,BYTE PTR drive_number
int 0x13
mov BYTE PTR ah_register,ah
mov WORD PTR bx_register,bx
mov WORD PTR cx_register,cx
// jnc carry_flag_not_set /* Jump if the carry flag is clear */
// } /* If the carry flag is clear, then */
// /* the extensions exist. */
// carry=1;
// part_table[(drive_number-128)].ext_int_13=FALSE;
adc WORD PTR carry,0 /* Set carry if CF=1 */
}
// carry_flag_not_set:
// if( (carry==99) && (bx_register==0xaa55) )
part_table[(drive_number-128)].ext_int_13=FALSE;
if( (!carry) && (bx_register==0xaa55))
{
flags.use_extended_int_13=TRUE;
part_table[(drive_number-128)].ext_int_13=TRUE;
if((cx_register&0x0001)==1) part_table[(drive_number-128)].device_access_using_packet_structure=TRUE;
else part_table[(drive_number-128)].device_access_using_packet_structure=FALSE;
part_table[(drive_number-128)].ext_int_13_version=ah_register;
#ifdef DEBUG
if(debug.lba==TRUE)
{
printf(" 0x%2x yes",drive_number);
if((cx_register&0x0001)==1) printf(" yes");
else printf(" no");
printf("\n");
}
#endif
}
#ifdef DEBUG
else if(debug.lba==TRUE) printf(" 0x%2x no\n",drive_number);
#endif
drive_number++;
}while(drive_number<0x88);
#ifdef DEBUG
if(debug.lba==TRUE)
{
printf("\n\n\n");
Pause();
}
#endif
}
/* Display Or Modify Logical Drive Information in the extended partition */
void Display_Or_Modify_Logical_Drive_Information()
{
char char_number[1];
int continue_loop;
int index;
int input;
int input_ok;
Partition_Table *pDrive = &part_table[flags.drive_number-0x80];
Beginning:
Clear_Screen(NOEXTRAS);
if(flags.extended_options_flag==FALSE)
Print_Centered(1,"Display Logical DOS Drive Information",BOLD);
else Print_Centered(1,"Display/Modify Logical DOS Drive Information",BOLD);
Display_Extended_Partition_Information_SS();
if(flags.extended_options_flag==FALSE)
Input(0,0,0,ESC,0,0,ESCC,0,0,NULL,NULL);
else
{
printAt(4,18,"Enter the character of the logical drive you want to modify.....?");
Determine_Drive_Letters();
continue_loop=TRUE;
do
{
flags.esc=FALSE;
if( (flags.del_non_dos_log_drives==TRUE) && (pDrive->num_of_non_dos_log_drives>0) )
{
if(pDrive->num_of_non_dos_log_drives>9) pDrive->num_of_non_dos_log_drives=9;
itoa(pDrive->num_of_non_dos_log_drives,char_number,10);
input=(int)Input(1,69,18,CHAR,68,90,ESCC,0,0,"1",char_number);
}
else input=(int)Input(1,69,18,CHAR,68,90,ESCC,0,0,NULL,NULL);
if(flags.esc==FALSE)
{
/* Ensure that the entered character is legitimate. */
index=4;
do
{
if( (drive_lettering_buffer[(flags.drive_number-128)] [index]>0) && (drive_lettering_buffer[(flags.drive_number-128)] [index]==input) )
{
input=index-4;
input_ok=TRUE;
index=30; /* break out of the loop */
}
index++;
}while(index<=26);
}
if(input_ok==TRUE) continue_loop=FALSE;
if(flags.esc==TRUE) continue_loop=FALSE;
}while(continue_loop==TRUE);
if( (input_ok==TRUE) && (flags.esc==FALSE) )
{
Modify_Extended_Partition_Information(input);
goto Beginning;
}
}
}
/* Delete Logical Drive Interface */
int Delete_Logical_Drive_Interface()
{
char char_number[2];
int drive_to_delete=0;
int index=0;
int input=0;
int input_ok;
Partition_Table *pDrive = &part_table[flags.drive_number-0x80];
Clear_Screen(0);
Print_Centered(1,"Delete Logical DOS Drive(s) in the Extended DOS Partition",BOLD);
Display_Extended_Partition_Information_SS();
BlinkPrintAt(4,19,"WARNING!");
printf(" Data in a deleted Logical DOS Drive will be lost.");
printAt (4,20,"What drive do you want to delete...............................? ");
Determine_Drive_Letters();
//char drive_lettering_buffer[8] [27]; this line is for reference
/* Place code to find the min and max drive letter here. */
input_ok=FALSE;
do
{
flags.esc=FALSE;
if( (flags.del_non_dos_log_drives==TRUE)
&& (pDrive->num_of_non_dos_log_drives>0) )
{
if(pDrive->num_of_non_dos_log_drives>9)
pDrive->num_of_non_dos_log_drives=9;
itoa(pDrive->num_of_non_dos_log_drives,char_number,10);
input=(int)Input(1,69,20,CHAR,67,90,ESCR,0,0,"1",char_number);
}
else input=(int)Input(1,69,20,CHAR,67,90,ESCR,0,0,NULL,NULL);
/* Note: min_range and max_range will need adjusted!!!!! */
/* Changes will have to be made because the first logical drive letter */
/* on the selected drive may not be D:, the drive letters on the */
/* drive may not be sequential. */
if(flags.esc==TRUE) return(1);
if(flags.esc==FALSE)
{
/* Ensure that the entered character is legitimate. */
index=4;
do
{
if( (drive_lettering_buffer[(flags.drive_number-128)] [index]>0)
&& (drive_lettering_buffer[(flags.drive_number-128)] [index]==input) )
{
input=index-4;
input_ok=TRUE;
index=30; /* break out of the loop */
}
index++;
}while(index<=26);
}
}while(input_ok==FALSE);
drive_to_delete=input;
printAt(4,22,"Are you sure (Y/N)..............................? ");
flags.esc=FALSE;
input=(int)Input(1,54,22,YN,0,0,ESCR,0,0,NULL,NULL);
if( (input==TRUE) && (flags.esc==FALSE) )
{
Delete_Logical_Drive(drive_to_delete);
Clear_Screen(0);
Print_Centered(1,"Delete Logical DOS Drive(s) in the Extended DOS Partition",BOLD);
Display_Extended_Partition_Information_SS();
input=(int)Input(0,0,0,ESC,0,0,ESCC,0,0,NULL,NULL);
}
return(0);
}
/* Returns a 0 if successful and a 1 if unsuccessful */
int Create_Logical_Drive_Interface()
{
long input=0;
int drive_created=FALSE;
int maximum_possible_percentage;
int numeric_type;
long maximum_partition_size_in_MB;
Partition_Table *pDrive = &part_table[flags.drive_number-0x80];
Determine_Free_Space();
if(pDrive->ext_part_largest_free_space>=2)
{
do
{
if(flags.fprmt==TRUE) flags.fat32=TRUE;
maximum_partition_size_in_MB
= Max_Log_Part_Size_In_MB();
Clear_Screen(0);
if(drive_created==TRUE)
{
cprintAt(4,22,"Logical DOS Drive created, drive letters changed or added");
}
Print_Centered(1,"Create Logical DOS Drive in the Extended DOS Partition",BOLD);
Display_Extended_Partition_Information_SS();
if('Z'==Determine_Drive_Letters())
{
printAt(4,22," ");
cprintAt(4,22,"Maximum number of Logical DOS Drives installed.");
Input(0,0,0,ESC,0,0,ESCC,0,0,NULL,NULL);
if(flags.fprmt==TRUE) flags.fat32=FALSE;
return(1);
}
printAt(4,17,"Total Extended DOS Partition size is ");
if( (flags.version==4) || (flags.version==5) || (flags.version==6) )
cprintf("%4d",pDrive->ext_part_size_in_MB);
else Print_UL_B(pDrive->ext_part_size_in_MB);
printf(" Mbytes (1 Mbyte = 1048576 bytes)");
printAt(4,18,"Maximum space available for partition is ");
if( (flags.version==4) || (flags.version==5) || (flags.version==6) )
cprintf("%4d",maximum_partition_size_in_MB);
else Print_UL_B(maximum_partition_size_in_MB);
printf(" Mbytes ");
maximum_possible_percentage
= Convert_To_Percentage(maximum_partition_size_in_MB
,pDrive->ext_part_size_in_MB);
cprintf("(%3d%%)",maximum_possible_percentage);
printAt(4,20,"Enter logical drive size in Mbytes or percent of disk space (%)...");
flags.esc=FALSE;
if( (flags.version==4) || (flags.version==5) || (flags.version==6) )
input=Input(4,70,20,NUMP,1,maximum_partition_size_in_MB,ESCR
,maximum_partition_size_in_MB,maximum_possible_percentage,NULL,NULL);
else input=Input(6,70,20,NUMP,1,maximum_partition_size_in_MB,ESCR
,maximum_partition_size_in_MB,maximum_possible_percentage,NULL,NULL);
if(flags.esc==TRUE)
{
if(flags.fprmt==TRUE) flags.fat32=FALSE;
return(1);
}
if( (flags.fprmt==TRUE) && (input>=128) && (input<=2048) )
{
printAt(4,21,"This drive is a FAT32 by default, switch to FAT16 (Y/N)? ");
flags.fat32=!Input(1,61,21,YN,0,0,NONE,1,0,NULL,NULL);
}
numeric_type=6;
numeric_type=Partition_Type_To_Create(input,numeric_type);
Create_Logical_Drive(numeric_type,input);
drive_created=TRUE;
}while(pDrive->ext_part_largest_free_space>=2);
}
Clear_Screen(0);
Print_Centered(1,"Create Logical DOS Drive in the Extended DOS Partition",BOLD);
Display_Extended_Partition_Information_SS();
cprintAt(4,22,"All available space in the Extended DOS Partition");
cprintAt(4,23,"is assigned to logical drives.");
Input(0,0,0,ESC,0,0,ESCC,0,0,NULL,NULL);
if(flags.fprmt==TRUE) flags.fat32=FALSE;
return(0);
}
/* Create DOS Partition Interface */
int Create_DOS_Partition_Interface(int type)
{
int numeric_type;
int partition_created=FALSE;
int partition_slot_just_used;
long maximum_partition_size_in_MB;
long maximum_possible_percentage;
unsigned long input=0;
Partition_Table *pDrive = &part_table[flags.drive_number-0x80];
maximum_partition_size_in_MB
= Max_Pri_Part_Size_In_MB(type);
if(type==PRIMARY)
{
Clear_Screen(0);
Print_Centered(4,"Create Primary DOS Partition",BOLD);
printAt(4,6,"Current fixed disk drive: ");
cprintf("%d",(flags.drive_number-127));
printAt(4,8,"Do you wish to use the maximum available size for a Primary DOS Partition");
if((flags.drive_number-128)==0)
{
printAt(4,9,"and make the partition active (Y/N).....................? ");
}
else
{
printAt(4,9,"(Y/N)...................................................? ");
}
flags.esc=FALSE;
input=Input(1,62,9,YN,0,0,ESCR,1,0,NULL,NULL);
if(flags.esc==TRUE) return(1);
if(input==1)
{
input=maximum_partition_size_in_MB;
numeric_type=6; /* Set the numeric type to 6 so that it will be */
/* decided by Partition_Type_To_Create(). */
if( (flags.fprmt==TRUE) && (type==PRIMARY) && (input>=128) && (input<=2048) )
{
printAt(4,22,"This drive is a FAT32 by default, switch to FAT16 (Y/N)? ");
flags.fat32=!Input(1,61,22,YN,0,0,NONE,1,0,NULL,NULL);
}
/* Use the maximum available free space to create a DOS Partition */
/* Adjust numeric type depending upon partition size and the FDISK */
/* version emulated. */
numeric_type=Partition_Type_To_Create(input,numeric_type);
partition_slot_just_used=Create_Primary_Partition(numeric_type,input);
if((flags.drive_number-128)==0) Set_Active_Partition(partition_slot_just_used);
partition_created=TRUE;
}
}
if(partition_created==FALSE)
{
Clear_Screen(0);
if(type==PRIMARY) Print_Centered(4,"Create Primary DOS Partition",BOLD);
else Print_Centered(4,"Create Extended DOS Partition",BOLD);
printAt(4,6,"Current fixed disk drive: ");
cprintf("%d",(flags.drive_number-127));
Display_Primary_Partition_Information_SS();
printAt(4,15,"Maximum space available for partition is ");
if( (flags.version==W95) || (flags.version==W95B) || (flags.version==W98) )
Print_UL_B(maximum_partition_size_in_MB);
else cprintf("%4d",maximum_partition_size_in_MB);
printf(" Mbytes ");
maximum_possible_percentage
= Convert_To_Percentage(maximum_partition_size_in_MB
,pDrive->total_hard_disk_size_in_MB);
cprintf("(%3d%%)",maximum_possible_percentage);
printAt(4,18,"Enter partition size in Mbytes or percent of disk space (%) to");
if(type==PRIMARY) printAt(4,19,"create a Primary DOS Partition.................................: ");
else printAt(4,19,"create an Extended DOS Partition...............................: ");
flags.esc=FALSE;
if( (flags.version==4) || (flags.version==5) || (flags.version==6) )
input=Input(4,69,19,NUMP,1,maximum_partition_size_in_MB,ESCR
,maximum_partition_size_in_MB,maximum_possible_percentage,NULL,NULL);
else input=Input(6,69,19,NUMP,1,maximum_partition_size_in_MB,ESCR
,maximum_partition_size_in_MB,maximum_possible_percentage,NULL,NULL);
if(flags.esc==TRUE) return(1);
if( (flags.fprmt==TRUE) && (type==PRIMARY) && (input>=128) && (input<=2048) )
{
printAt(4,22,"This drive is a FAT32 by default, switch to FAT16 (Y/N)? ");
flags.fat32=!Input(1,61,22,YN,0,0,NONE,1,0,NULL,NULL);
}
if(type==PRIMARY) numeric_type=Partition_Type_To_Create(input,0);
else numeric_type=5;
Create_Primary_Partition(numeric_type,input);
}
if(flags.fprmt==TRUE) flags.fat32=FALSE;
Clear_Screen(0);
if(type==PRIMARY) Print_Centered(4,"Create Primary DOS Partition",BOLD);
else Print_Centered(4,"Create Extended DOS Partition",BOLD);
printAt(4,6,"Current fixed disk drive: ");
cprintf("%d",(flags.drive_number-127));
Display_Primary_Partition_Information_SS();
Position_Cursor(4,21);
if(type==PRIMARY) cprintf("Primary DOS Partition created");
else cprintf("Extended DOS Partition created");
Input(0,0,0,ESC,0,0,ESCC,0,0,NULL,NULL);
if(type==EXTENDED) Create_Logical_Drive_Interface();
return(0);
}