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! 1
! 1 # 1 "implementation/lsfs.c"
! 1 # 1 "implementation/../std_singos/stdio.h"
! 1 void print(string);
!BCC_EOS
! 2 void* dump_ax_return(input);
!BCC_EOS
! 3
! 4 void print(string)
! 5 char* string;
export _print
_print:
!BCC_EOS
! 6 {
! 7 #asm
!BCC_ASM
_print.string set 2
push bp
mov bp,sp
mov si,4[bp]
call 0x0000:0x7C47
pop bp
! 13 endasm
!BCC_ENDASM
! 14 }
ret
! 15
! 16 void print_stack(argument)
! 17 {
export _print_stack
_print_stack:
! 18 #asm
!BCC_ASM
_print_stack.argument set 2
push bp
mov bp,sp
push ds
push ax
mov ax, ss
mov ds, ax
mov si,4[bp]
call 0x0000:0x7C47
pop ax
pop ds
pop bp
! 32 endasm
!BCC_ENDASM
! 33 }
ret
! 34
! 35 void* dump_ax_return(input)
! 36 void* input;
export _dump_ax_return
_dump_ax_return:
!BCC_EOS
! 37 {
! 38 return input;
push bp
mov bp,sp
push di
push si
mov ax,4[bp]
pop si
pop di
pop bp
ret
!BCC_EOS
! 39 }
! 40
! 41 void dump_ax(input)
! 42 void* input;
export _dump_ax
_dump_ax:
!BCC_EOS
! 43 {
! 44 dump_ax_return(input)
push bp
mov bp,sp
push di
push si
! 45 #asm
! Debug: list * void input = [S+6+2] (used reg = )
push 4[bp]
! Debug: func () * void = dump_ax_return+0 (used reg = )
call _dump_ax_return
inc sp
inc sp
!BCC_EOS
!BCC_ASM
_dump_ax.input set 8
.dump_ax.input set 4
push bp
mov bp,sp
call 0x000:0x7C2A
pop bp
! 50 endasm
!BCC_ENDASM
!BCC_EOS
! 51 }
pop si
pop di
pop bp
ret
! 52
! 53 void print_newline()
! 54 {
export _print_newline
_print_newline:
! 55 #asm
!BCC_ASM
printCRLF:
mov ah, #0xE
mov al, #13
int #0x10
mov al, #10
int #0x10
ret
! 63 endasm
!BCC_ENDASM
! 64 }
ret
! 65 # 1 "implementation/../std_singos/stdlib.h"
! 1 unsigned int global_heap_start = 0;
.data
export _global_heap_start
_global_heap_start:
.word 0
!BCC_EOS
! 2 unsigned int global_heap_end = 0;
export _global_heap_end
_global_heap_end:
.word 0
!BCC_EOS
! 3 unsigned int global_heap_next = 0;
export _global_heap_next
_global_heap_next:
.word 0
!BCC_EOS
! 4
! 5 void* malloc(num_bytes);
!BCC_EOS
! 6 void* calloc(number_elements, size);
!BCC_EOS
! 7 int set_heap_settings(param_start, param_end);
!BCC_EOS
! 8 unsigned int get_heap_next();
!BCC_EOS
! 9
! 10 void* malloc(num_bytes)
! 11 int num_bytes;
.text
export _malloc
_malloc:
!BCC_EOS
! 12 {
! 13 unsigned int allocated_pointer = global_heap_next;
push bp
mov bp,sp
push di
push si
dec sp
dec sp
! Debug: eq unsigned int = [global_heap_next+0] to unsigned int allocated_pointer = [S+8-8] (used reg = )
mov ax,[_global_heap_next]
mov -6[bp],ax
!BCC_EOS
! 14 global_heap_next = global_heap_next + num_bytes;
! Debug: add int num_bytes = [S+8+2] to unsigned int = [global_heap_next+0] (used reg = )
mov ax,[_global_heap_next]
add ax,4[bp]
! Debug: eq unsigned int = ax+0 to unsigned int = [global_heap_next+0] (used reg = )
mov [_global_heap_next],ax
!BCC_EOS
! 15 if (global_heap_next > global_heap_end)
! Debug: gt unsigned int = [global_heap_end+0] to unsigned int = [global_heap_next+0] (used reg = )
mov ax,[_global_heap_next]
cmp ax,[_global_heap_end]
jbe .1
.2:
! 16 {
! 17 return 0;
xor ax,ax
inc sp
inc sp
pop si
pop di
pop bp
ret
!BCC_EOS
! 18 }
! 19
! 20 return allocated_pointer;
.1:
mov ax,-6[bp]
inc sp
inc sp
pop si
pop di
pop bp
ret
!BCC_EOS
! 21 }
! 22
! 23 void* calloc(number_elements, size)
! 24 unsigned int number_elements;
export _calloc
_calloc:
!BCC_EOS
! 25 unsigned int size;
!BCC_EOS
! 26 {
! 27 int i;
!BCC_EOS
! 28 char* temp_pointer;
!BCC_EOS
! 29 unsigned int num_bytes = number_elements * size;
push bp
mov bp,sp
push di
push si
add sp,*-6
! Debug: mul unsigned int size = [S+$C+4] to unsigned int number_elements = [S+$C+2] (used reg = )
mov ax,4[bp]
mov cx,6[bp]
imul cx
! Debug: eq unsigned int = ax+0 to unsigned int num_bytes = [S+$C-$C] (used reg = )
mov -$A[bp],ax
!BCC_EOS
! 30 void* allocated_pointer = global_heap_next;
dec sp
dec sp
! Debug: eq unsigned int = [global_heap_next+0] to * void allocated_pointer = [S+$E-$E] (used reg = )
mov bx,[_global_heap_next]
mov -$C[bp],bx
!BCC_EOS
! 31 global_heap_next = global_heap_next + num_bytes;
! Debug: add unsigned int num_bytes = [S+$E-$C] to unsigned int = [global_heap_next+0] (used reg = )
mov ax,[_global_heap_next]
add ax,-$A[bp]
! Debug: eq unsigned int = ax+0 to unsigned int = [global_heap_next+0] (used reg = )
mov [_global_heap_next],ax
!BCC_EOS
! 32 if (global_heap_next > global_heap_end)
! Debug: gt unsigned int = [global_heap_end+0] to unsigned int = [global_heap_next+0] (used reg = )
mov ax,[_global_heap_next]
cmp ax,[_global_heap_end]
jbe .3
.4:
! 33 {
! 34 return 0;
xor ax,ax
add sp,*8
pop si
pop di
pop bp
ret
!BCC_EOS
! 35 }
! 36
! 37
! 38 temp_pointer = allocated_pointer;
.3:
! Debug: eq * void allocated_pointer = [S+$E-$E] to * char temp_pointer = [S+$E-$A] (used reg = )
mov bx,-$C[bp]
mov -8[bp],bx
!BCC_EOS
! 39 for (i = 0; i < num_bytes; ++i)
! Debug: eq int = const 0 to int i = [S+$E-8] (used reg = )
xor ax,ax
mov -6[bp],ax
!BCC_EOS
!BCC_EOS
! 40 {
jmp .7
.8:
! 41 *temp_pointer = 0;
mov bx,-8[bp]
! Debug: eq int = const 0 to char = [bx+0] (used reg = )
xor al,al
mov [bx],al
!BCC_EOS
! 42 temp_pointer++;
! Debug: postinc * char temp_pointer = [S+$E-$A] (used reg = )
mov bx,-8[bp]
inc bx
mov -8[bp],bx
!BCC_EOS
! 43 }
! 44
! 45 return allocated_pointer;
.6:
! Debug: preinc int i = [S+$E-8] (used reg = )
mov ax,-6[bp]
inc ax
mov -6[bp],ax
.7:
! Debug: lt unsigned int num_bytes = [S+$E-$C] to int i = [S+$E-8] (used reg = )
mov ax,-6[bp]
cmp ax,-$A[bp]
jb .8
.9:
.5:
mov ax,-$C[bp]
add sp,*8
pop si
pop di
pop bp
ret
!BCC_EOS
! 46 }
! 47
! 48 int set_heap_settings(param_start, param_end)
! Register BX used in function calloc
! 49 unsigned int param_start;
export _set_heap_settings
_set_heap_settings:
!BCC_EOS
! 50 unsigned int param_end;
!BCC_EOS
! 51 {
! 52 global_heap_start = param_start;
push bp
mov bp,sp
push di
push si
! Debug: eq unsigned int param_start = [S+6+2] to unsigned int = [global_heap_start+0] (used reg = )
mov ax,4[bp]
mov [_global_heap_start],ax
!BCC_EOS
! 53 global_heap_next = param_start;
! Debug: eq unsigned int param_start = [S+6+2] to unsigned int = [global_heap_next+0] (used reg = )
mov ax,4[bp]
mov [_global_heap_next],ax
!BCC_EOS
! 54 global_heap_end = param_end;
! Debug: eq unsigned int param_end = [S+6+4] to unsigned int = [global_heap_end+0] (used reg = )
mov ax,6[bp]
mov [_global_heap_end],ax
!BCC_EOS
! 55 return 0;
xor ax,ax
pop si
pop di
pop bp
ret
!BCC_EOS
! 56 }
! 57
! 58 unsigned int get_heap_next()
! 59 {
export _get_heap_next
_get_heap_next:
! 60 return global_heap_n
push bp
mov bp,sp
push di
push si
! 60 ext;
mov ax,[_global_heap_next]
pop si
pop di
pop bp
ret
!BCC_EOS
! 61 # 19 "implementation/../main.h"
! 19 }
! 20 # 2 "implementation/../std_singos/string.h"
! 2 typedef struct Length_String {
! 3 short dynamic;
!BCC_EOS
! 4 unsigned int length;
!BCC_EOS
! 5 char *chars;
!BCC_EOS
! 6 } Length_String;
!BCC_EOS
! 7
! 8 typedef struct String_Array {
! 9 unsigned int length;
!BCC_EOS
! 10 Length_String **strings;
!BCC_EOS
! 11 } String_Array;
!BCC_EOS
! 12
! 13 void strcpy (destination, destination_segment, source, source_segment );
!BCC_EOS
! 14 int strlen (source, source_segment);
!BCC_EOS
! 15 void memcpy (destination, destination_segment, source, source_segment, num_bytes );
!BCC_EOS
! 16
! 17
! 18 String_Array *string_split_c(string, delim, keep_delim);
!BCC_EOS
! 19 Length_String *make_length_string(length, chars);
!BCC_EOS
! 20 Length_String *make_length_string_c(cstring);
!BCC_EOS
! 21 String_Array *length_string_split(string, delim, keep_delim);
!BCC_EOS
! 22 String_Array *create_length_string_array(array_size);
!BCC_EOS
! 23 Length_String *create_length_string(length, chars);
!BCC_EOS
! 24
! 25
! 26
! 27 int strlen (source, source_segment)
! 28 {
export _strlen
_strlen:
! 29 #asm
!BCC_ASM
_strlen.source set 2
_strlen.source_segment set 4
push bp
mov bp,sp
push ds
push bx
mov ax, 6[bp];
mov ds, ax
mov bx, 4[bp];
label_strlen:
mov cx, #0x0 ; Set counte to zero
.label_strlen_loop:
mov BYTE al, [bx]
cmp al, #0x0
je .label_strlen_done
inc cx ; Count 1
inc bx ; Look at next char
jmp .label_strlen_loop
.label_strlen_done:
mov ax, cx
pop bx
pop ds
pop bp
! 57 endasm
!BCC_ENDASM
! 58 }
ret
! 59
! 60 void strcpy (destination, destination_segment, source, source_segment )
! 61 char *destination;
export _strcpy
_strcpy:
!BCC_EOS
! 62 int destination_segment;
!BCC_EOS
! 63 char *source;
!BCC_EOS
! 64 int source_segment;
!BCC_EOS
! 65 {
! 66 #asm
!BCC_ASM
_strcpy.source set 6
_strcpy.destination set 2
_strcpy.source_segment set 8
_strcpy.destination_segment set 4
; copy two strings
; IN si: the first (zero terminated) string
; IN di: the second (zero terminated) string
; OUT SF and ZF (same semantics as cmp)
! 72 76
push bp
mov bp,sp
label_strcpy:
push ax
push bx
push di
push es
push si
push ds
mov ax, 4[bp]; ;
mov di, ax
mov ax, 6[bp]; ;
mov es, ax
mov ax, 8[bp]; ;
mov si, ax
mov ax, 10[bp]; ;
mov ds, ax
mov cx, 0x050 ;TODO(Jrn) Hardcded number of bytes to copy
.label_strcpy_loop:
movsb
cmp cx, 0x0
je .label_strcpy_end
dec cx
jmp .label_strcpy_loop
.label_strcpy_end:
pop ds
pop si
pop es
pop di
pop bx
pop ax
pop bp
! 110 endasm
!BCC_ENDASM
! 111 }
ret
! 112
! 113 void memcpy (destination, destination_segment, source, source_segment, num_bytes)
! 114 void *destination;
export _memcpy
_memcpy:
!BCC_EOS
! 115 int destination_segment;
!BCC_EOS
! 116 void *source;
!BCC_EOS
! 117 int source_segment;
!BCC_EOS
! 118 int num_bytes;
!BCC_EOS
! 119 {
! 120 #asm
!BCC_ASM
_memcpy.source set 6
_memcpy.destination set 2
_memcpy.num_bytes set $A
_memcpy.source_segment set 8
_memcpy.destination_segment set 4
; copy two strings
; IN si: the first (zero terminated) string
; IN di: the second (zero terminated) string
; OUT SF and ZF (same semantics as cmp)
! 126 131
push bp
mov bp,sp
label_memcpy:
push ax
push bx
push di
push es
push si
push ds
mov ax, 4[bp]; ;
mov di, ax
mov ax, 6[bp]; ;
mov es, ax
mov ax, 8[bp]; ;
mov si, ax
mov ax, 10[bp]; ;
mov ds, ax
mov cx, 12[bp];
.label_memcpy_loop:
movsb
cmp cx, 0x0
je .label_memcpy_end
dec cx
jmp .label_memcpy_loop
.label_memcpy_end:
pop ds
pop si
pop es
pop di
pop bx
pop ax
pop bp
! 165 endasm
!BCC_ENDASM
! 166 }
ret
! 167
! 168 int strcmp(source_1, source_2)
! 169 char* source_1;
export _strcmp
_strcmp:
!BCC_EOS
! 170 char* source_2;
!BCC_EOS
! 171 {
! 172 int i;
!BCC_EOS
! 173 int count;
!BCC_EOS
! 174
! 175 count = strlen(source_1);
push bp
mov bp,sp
push di
push si
add sp,*-4
! Debug: list * char source_1 = [S+$A+2] (used reg = )
push 4[bp]
! Debug: func () int = strlen+0 (used reg = )
call _strlen
inc sp
inc sp
! Debug: eq int = ax+0 to int count = [S+$A-$A] (used reg = )
mov -8[bp],ax
!BCC_EOS
! 176 if (count != strlen(source_2))
! Debug: list * char source_2 = [S+$A+4] (used reg = )
push 6[bp]
! Debug: func () int = strlen+0 (used reg = )
call _strlen
inc sp
inc sp
! Debug: ne int = ax+0 to int count = [S+$A-$A] (used reg = )
! Debug: expression subtree swapping
cmp ax,-8[bp]
je .A
.B:
! 177 {
! 178
! 179 }
! 180
! 181
! 182 for (i = 0; i < count; ++i)
.A:
! Debug: eq int = const 0 to int i = [S+$A-8] (used reg = )
xor ax,ax
mov -6[bp],ax
!BCC_EOS
!BCC_EOS
! 183 {
jmp .E
.F:
! 184 if(source_1[i] != source_2[i])
! Debug: ptradd int i = [S+$A-8] to * char source_2 = [S+$A+4] (used reg = )
mov ax,-6[bp]
add ax,6[bp]
mov bx,ax
! Debug: ptradd int i = [S+$A-8] to * char source_1 = [S+$A+2] (used reg = bx)
mov ax,-6[bp]
add ax,4[bp]
mov si,ax
! Debug: ne char = [bx+0] to char = [si+0] (used reg = )
mov al,[si]
cmp al,[bx]
je .10
.11:
! 185 {
! 186 return -1;
mov ax,*-1
add sp,*4
pop si
pop di
pop bp
ret
!BCC_EOS
! 187 }
! 188 }
.10:
! 189
! 190 return 0;
.D:
! Debug: preinc int i = [S+$A-8] (used reg = )
mov ax,-6[bp]
inc ax
mov -6[bp],ax
.E:
! Debug: lt int count = [S+$A-$A] to int i = [S+$A-8] (used reg = )
mov ax,-6[bp]
cmp ax,-8[bp]
jl .F
.12:
.C:
xor ax,ax
add sp,*4
pop si
pop di
pop bp
ret
!BCC_EOS
! 191 # 223
! 223
! 224 }
! 225
! 226 String_Array *string_split_c(string, delim, keep_delim)
! Register BX SI used in function strcmp
! 227 char *string;
export _string_split_c
_string_split_c:
!BCC_EOS
! 228 char delim;
!BCC_EOS
! 229 short keep_delim;
!BCC_EOS
! 230 {
! 231 return length_string_split(make_length_string_c(string), delim, keep_delim);
push bp
mov bp,sp
push di
push si
! Debug: list short keep_delim = [S+6+6] (used reg = )
push 8[bp]
! Debug: list char delim = [S+8+4] (used reg = )
mov al,6[bp]
xor ah,ah
push ax
! Debug: list * char string = [S+$A+2] (used reg = )
push 4[bp]
! Debug: func () * struct Length_String = make_length_string_c+0 (used reg = )
call _make_length_string_c
inc sp
inc sp
! Debug: list * struct Length_String = ax+0 (used reg = )
push ax
! Debug: func () * struct String_Array = length_string_split+0 (used reg = )
call _length_string_split
add sp,*6
! Debug: cast * struct String_Array = const 0 to * struct String_Array = ax+0 (used reg = )
pop si
pop di
pop bp
ret
!BCC_EOS
! 232 }
! 233
! 234 Length_String *make_length_string_c(cstring)
! 235 char *cstring;
export _make_length_string_c
_make_length_string_c:
!BCC_EOS
! 236 {
! 237 return make_length_string(strlen(cstring, 0x7e0), cstring);
push bp
mov bp,sp
push di
push si
! Debug: list * char cstring = [S+6+2] (used reg = )
push 4[bp]
! Debug: list int = const $7E0 (used reg = )
mov ax,#$7E0
push ax
! Debug: list * char cstring = [S+$A+2] (used reg = )
push 4[bp]
! Debug: func () int = strlen+0 (used reg = )
call _strlen
add sp,*4
! Debug: list int = ax+0 (used reg = )
push ax
! Debug: func () * struct Length_String = make_length_string+0 (used reg = )
call _make_length_string
add sp,*4
! Debug: cast * struct Length_String = const 0 to * struct Length_String = ax+0 (used reg = )
pop si
pop di
pop bp
ret
!BCC_EOS
! 238 }
! 239
! 240 Length_String *make_length_string(length, chars)
! 241 unsigned int length;
export _make_length_string
_make_length_string:
!BCC_EOS
! 242 char *chars;
!BCC_EOS
! 243 {
! 244
! 245 Length_String *legth_string = malloc
! 245 (sizeof(Length_String));
push bp
mov bp,sp
push di
push si
dec sp
dec sp
! Debug: list int = const 6 (used reg = )
mov ax,*6
push ax
! Debug: func () * void = malloc+0 (used reg = )
call _malloc
inc sp
inc sp
! Debug: eq * void = ax+0 to * struct Length_String legth_string = [S+8-8] (used reg = )
mov -6[bp],ax
!BCC_EOS
! 246 char *copy = malloc(length + 1);
dec sp
dec sp
! Debug: add int = const 1 to unsigned int length = [S+$A+2] (used reg = )
mov ax,4[bp]
! Debug: list unsigned int = ax+1 (used reg = )
inc ax
push ax
! Debug: func () * void = malloc+0 (used reg = )
call _malloc
inc sp
inc sp
! Debug: eq * void = ax+0 to * char copy = [S+$A-$A] (used reg = )
mov -8[bp],ax
!BCC_EOS
! 247 memcpy(copy, 0x7e0, chars, 0x7e0, length);
! Debug: list unsigned int length = [S+$A+2] (used reg = )
push 4[bp]
! Debug: list int = const $7E0 (used reg = )
mov ax,#$7E0
push ax
! Debug: list * char chars = [S+$E+4] (used reg = )
push 6[bp]
! Debug: list int = const $7E0 (used reg = )
mov ax,#$7E0
push ax
! Debug: list * char copy = [S+$12-$A] (used reg = )
push -8[bp]
! Debug: func () void = memcpy+0 (used reg = )
call _memcpy
add sp,*$A
!BCC_EOS
! 248 copy[length] = '\0';
! Debug: ptradd unsigned int length = [S+$A+2] to * char copy = [S+$A-$A] (used reg = )
mov ax,4[bp]
add ax,-8[bp]
mov bx,ax
! Debug: eq int = const 0 to char = [bx+0] (used reg = )
xor al,al
mov [bx],al
!BCC_EOS
! 249
! 250 legth_string->dynamic = 0;
mov bx,-6[bp]
! Debug: eq int = const 0 to short = [bx+0] (used reg = )
xor ax,ax
mov [bx],ax
!BCC_EOS
! 251 legth_string->length = length;
mov bx,-6[bp]
! Debug: eq unsigned int length = [S+$A+2] to unsigned int = [bx+2] (used reg = )
mov ax,4[bp]
mov 2[bx],ax
!BCC_EOS
! 252 legth_string->chars = (char *)chars;
mov bx,-6[bp]
! Debug: eq * char chars = [S+$A+4] to * char = [bx+4] (used reg = )
mov si,6[bp]
mov 4[bx],si
!BCC_EOS
! 253
! 254 return legth_string;
mov ax,-6[bp]
add sp,*4
pop si
pop di
pop bp
ret
!BCC_EOS
! 255 }
! 256
! 257 String_Array *length_string_split(string, delim, keep_delim)
! Register BX SI used in function make_length_string
! 258 Length_String *string;
export _length_string_split
_length_string_split:
!BCC_EOS
! 259 char delim;
!BCC_EOS
! 260 short keep_delim;
!BCC_EOS
! 261 {
! 262 unsigned int i;
!BCC_EOS
! 263 unsigned int last;
!BCC_EOS
! 264
! 265 unsigned int count = 0;
push bp
mov bp,sp
push di
push si
add sp,*-6
! Debug: eq int = const 0 to unsigned int count = [S+$C-$C] (used reg = )
xor ax,ax
mov -$A[bp],ax
!BCC_EOS
! 266 unsigned int insert_index = 0;
dec sp
dec sp
! Debug: eq int = const 0 to unsigned int insert_index = [S+$E-$E] (used reg = )
xor ax,ax
mov -$C[bp],ax
!BCC_EOS
! 267 String_Array *result;
!BCC_EOS
! 268 int k;
!BCC_EOS
! 269
! 270 i = 0;
add sp,*-4
! Debug: eq int = const 0 to unsigned int i = [S+$12-8] (used reg = )
xor ax,ax
mov -6[bp],ax
!BCC_EOS
! 271 last = 0;
! Debug: eq int = const 0 to unsigned int last = [S+$12-$A] (used reg = )
xor ax,ax
mov -8[bp],ax
!BCC_EOS
! 272 while(i < string->length) {
jmp .14
.15:
! 273 if (string->chars[i] == delim) {
mov bx,4[bp]
! Debug: ptradd unsigned int i = [S+$12-8] to * char = [bx+4] (used reg = )
mov ax,-6[bp]
add ax,4[bx]
mov bx,ax
! Debug: logeq char delim = [S+$12+4] to char = [bx+0] (used reg = )
mov al,[bx]
cmp al,6[bp]
jne .16
.17:
! 274 if (i > last+1) {
! Debug: add int = const 1 to unsigned int last = [S+$12-$A] (used reg = )
mov ax,-8[bp]
! Debug: gt unsigned int = ax+1 to unsigned int i = [S+$12-8] (used reg = )
inc ax
cmp ax,-6[bp]
jae .18
.19:
! 275 ++count;
! Debug: preinc unsigned int count = [S+$12-$C] (used reg = )
mov ax,-$A[bp]
inc ax
mov -$A[bp],ax
!BCC_EOS
! 276 }
! 277 last = i;
.18:
! Debug: eq unsigned int i = [S+$12-8] to unsigned int last = [S+$12-$A] (used reg = )
mov ax,-6[bp]
mov -8[bp],ax
!BCC_EOS
! 278 }
! 279 ++i;
.16:
! Debug: preinc unsigned int i = [S+$12-8] (used reg = )
mov ax,-6[bp]
inc ax
mov -6[bp],ax
!BCC_EOS
! 280 }
! 281 if (i > last+1) {
.14:
mov bx,4[bp]
! Debug: lt unsigned int = [bx+2] to unsigned int i = [S+$12-8] (used reg = )
mov ax,-6[bp]
cmp ax,2[bx]
jb .15
.1A:
.13:
! Debug: add int = const 1 to unsigned int last = [S+$12-$A] (used reg = )
mov ax,-8[bp]
! Debug: gt unsigned int = ax+1 to unsigned int i = [S+$12-8] (used reg = )
inc ax
cmp ax,-6[bp]
jae .1B
.1C:
! 282 ++count;
! Debug: preinc unsigned int count = [S+$12-$C] (used reg = )
mov ax,-$A[bp]
inc ax
mov -$A[bp],ax
!BCC_EOS
! 283 }
! 284
! 285 result = create_length_string_array(count);
.1B:
! Debug: list unsigned int count = [S+$12-$C] (used reg = )
push -$A[bp]
! Debug: func () * struct String_Array = create_length_string_array+0 (used reg = )
call _create_length_string_array
inc sp
inc sp
! Debug: eq * struct String_Array = ax+0 to * struct String_Array result = [S+$12-$10] (used reg = )
mov -$E[bp],ax
!BCC_EOS
! 286
! 287 if (keep_delim)
mov ax,8[bp]
test ax,ax
je .1D
.1E:
! 288 {
! 289 k = 0;
! Debug: eq int = const 0 to int k = [S+$12-$12] (used reg = )
xor ax,ax
mov -$10[bp],ax
!BCC_EOS
! 290 }
! 291 else
! 292 {
jmp .1F
.1D:
! 293 k = 1;
! Debug: eq int = const 1 to int k = [S+$12-$12] (used reg = )
mov ax,*1
mov -$10[bp],ax
!BCC_EOS
! 294 }
! 295
! 296 i = 0;
.1F:
! Debug: eq int = const 0 to unsigned int i = [S+$12-8] (used reg = )
xor ax,ax
mov -6[bp],ax
!BCC_EOS
! 297 last = 0;
! Debug: eq int = const 0 to unsigned int last = [S+$12-$A] (used reg = )
xor ax,ax
mov -8[bp],ax
!BCC_EOS
! 298 while(i < string->length) {
jmp .21
.22:
! 299 if (string->chars[i] == delim) {
mov bx,4[bp]
! Debug: ptradd unsigned int i = [S+$12-8] to * char = [bx+4] (used reg = )
mov ax,-6[bp]
add ax,4[bx]
mov bx,ax
! Debug: logeq char delim = [S+$12+4] to char = [bx+0] (used reg = )
mov al,[bx]
cmp al,6[bp]
jne .23
.24:
! 300 if (i > last+1) {
! Debug: add int = const 1 to unsigned int last = [S+$12-$A] (used reg = )
mov ax,-8[bp]
! Debug: gt unsigned int = ax+1 to unsigned int i = [S+$12-8] (used reg = )
inc ax
cmp ax,-6[bp]
jae .25
.26:
! 301 result->strings[insert_index++] = create_length_string(i-(last+k), string->chars+(last+k));
! Debug: add int k = [S+$12-$12] to unsigned int last = [S+$12-$A] (used reg = )
mov ax,-8[bp]
add ax,-$10[bp]
mov bx,4[bp]
! Debug: ptradd unsigned int = ax+0 to * char = [bx+4] (used reg = )
add ax,4[bx]
! Debug: list * char = ax+0 (used reg = )
push ax
! Debug: add int k = [S+$14-$12] to unsigned int last = [S+$14-$A] (used reg = )
mov ax,-8[bp]
add ax,-$10[bp]
! Debug: sub unsigned int = ax+0 to unsigned int i = [S+$14-8] (used reg = )
push ax
mov ax,-6[bp]
sub ax,-$14[bp]
inc sp
inc sp
! Debug: list unsigned int = ax+0 (used reg = )
push ax
! Debug: func () * struct Length_String = create_length_string+0 (used reg = )
call _create_length_string
add sp,*4
push ax
! Debug: postinc unsigned int insert_index = [S+$14-$E] (used reg = )
mov ax,-$C[bp]
inc ax
mov -$C[bp],ax
mov bx,-$E[bp]
! Debug: ptradd unsigned int = ax-1 to * * struct Length_String = [bx+2] (used reg = )
dec ax
shl ax,*1
add ax,2[bx]
mov bx,ax
! Debug: eq * struct Length_String (temp) = [S+$14-$14] to * struct Length_String = [bx+0] (used reg = )
mov si,-$12[bp]
mov [bx],si
inc sp
inc sp
!BCC_EOS
! 302 }
! 303 last = i;
.25:
! Debug: eq unsigned int i = [S+$12-8] to unsigned int last = [S+$12-$A] (used reg = )
mov ax,-6[bp]
mov -8[bp],ax
!BCC_EOS
! 304 }
! 305 ++i;
.23:
! Debug: preinc unsigned int i = [S+$12-8] (used reg = )
mov ax,-6[bp]
inc ax
mov -6[bp],ax
!BCC_EOS
! 306 }
! 307 if (i > last+1) {
.21:
mov bx,4[bp]
! Debug: lt unsigned int = [bx+2] to unsigned int i = [S+$12-8] (used reg = )
mov ax,-6[bp]
cmp ax,2[bx]
jb .22
.27:
.20:
! Debug: add int = const 1 to unsigned int last = [S+$12-$A] (used reg = )
mov ax,-8[bp]
! Debug: gt unsigned int = ax+1 to unsigned int i = [S+$12-8] (used reg = )
inc ax
cmp ax,-6[bp]
jae .28
.29:
! 308 result->strings[insert_index++] = create_length_string(i-(last+k), ((string->chars)+(last+k)));
! Debug: add int k = [S+$12-$12] to unsigned int last = [S+$12-$A] (used reg = )
mov ax,-8[bp]
add ax,-$10[bp]
mov bx,4[bp]
! Debug: ptradd unsigned int = ax+0 to * char = [bx+4] (used reg = )
add ax,4[bx]
! Debug: list * char = ax+0 (used reg = )
push ax
! Debug: add int k = [S+$14-$12] to unsigned int last = [S+$14-$A] (used reg = )
mov ax,-8[bp]
add ax,-$10[bp]
! Debug: sub unsigned int = ax+0 to unsigned int i = [S+$14-8] (used reg = )
push ax
mov ax,-6[bp]
sub ax,-$14[bp]
inc sp
inc sp
! Debug: list unsigned int = ax+0 (used reg = )
push ax
! Debug: func () * struct Length_String = create_length_string+0 (used reg = )
call _create_length_string
add sp,*4
push ax
! Debug: postinc unsigned int insert_index = [S+$14-$E] (used reg = )
mov ax,-$C[bp]
inc ax
mov -$C[bp],ax
mov bx,-$E[bp]
! Debug: ptradd unsigned int = ax-1 to * * struct Length_String = [bx+2] (used reg = )
dec ax
shl ax,*1
add ax,2[bx]
mov bx,ax
! Debug: eq * struct Length_String (temp) = [S+$14-$14] to * struct Length_String = [bx+0] (used reg = )
mov si,-$12[bp]
mov [bx],si
inc sp
inc sp
!BCC_EOS
! 309 }
! 310
! 311 return result;
.28:
mov ax,-$E[bp]
add sp,*$C
pop si
pop di
pop bp
ret
!BCC_EOS
! 312
! 313 }
! 314
! 315 String_Array *create_length_string_array(array_size)
! Register BX SI used in function length_string_split
! 316 int array_size;
export _create_length_string_array
_create_length_string_array:
!BCC_EOS
! 317 {
! 318 String_Array *result = malloc(sizeof(String_Array));
push bp
mov bp,sp
push di
push si
dec sp
dec sp
! Debug: list int = const 4 (used reg = )
mov ax,*4
push ax
! Debug: func () * void = malloc+0 (used reg = )
call _malloc
inc sp
inc sp
! Debug: eq * void = ax+0 to * struct String_Array result = [S+8-8] (used reg = )
mov -6[bp],ax
!BCC_EOS
! 319 result->length = array_size;
mov bx,-6[bp]
! Debug: eq int array_size = [S+8+2] to unsigned int = [bx+0] (used reg = )
mov ax,4[bp]
mov [bx],ax
!BCC_EOS
! 320 result->strings = malloc(array_size * sizeof(Length_String));
! Debug: mul int = const 6 to int array_size = [S+8+2] (used reg = )
mov ax,4[bp]
mov dx,ax
shl ax,*1
add ax,dx
shl ax,*1
! Debug: list int = ax+0 (used reg = )
push ax
! Debug: func () * void = malloc+0 (used reg = )
call _malloc
inc sp
inc sp
mov bx,-6[bp]
! Debug: eq * void = ax+0 to * * struct Length_String = [bx+2] (used reg = )
mov 2[bx],ax
!BCC_EOS
! 321 return result;
mov ax,-6[bp]
inc sp
inc sp
pop si
pop di
pop bp
ret
!BCC_EOS
! 322 }
! 323
! 324
! 325 Length_String *create_length_string(length, chars)
! Register BX used in function create_length_string_array
! 326 unsigned int length;
export _create_length_string
_create_length_string:
!BCC_EOS
! 327 char *chars;
!BCC_EOS
! 328 {
! 329
! 330 Length_String *legth_string = malloc(sizeof(Length_String));
push bp
mov bp,sp
push di
push si
dec sp
dec sp
! Debug: list int = const 6 (used reg = )
mov ax,*6
push ax
! Debug: func () * void = malloc+0 (used reg = )
call _malloc
inc sp
inc sp
! Debug: eq * void = ax+0 to * struct Length_String legth_string = [S+8-8] (used reg = )
mov -6[bp],ax
!BCC_EOS
! 331 char *copy = malloc(length + 1);
dec sp
dec sp
! Debug: add int = const 1 to unsigned int length = [S+$A+2] (used reg = )
mov ax,4[bp]
! Debug: list unsigned int = ax+1 (used reg = )
inc ax
push ax
! Debug: func () * void = malloc+0 (used reg = )
call _malloc
inc sp
inc sp
! Debug: eq * void = ax+0 to * char copy = [S+$A-$A] (used reg = )
mov -8[bp],ax
!BCC_EOS
! 332 memcpy(copy, 0x7e0, chars, 0x7e0, length);
! Debug: list unsigned int length = [S+$A+2] (used reg = )
push 4[bp]
! Debug: list int = const $7E0 (used reg = )
mov ax,#$7E0
push ax
! Debug: list * char chars = [S+$E+4] (used reg = )
push 6[bp]
! Debug: list int = const $7E0 (used reg = )
mov ax,#$7E0
push ax
! Debug: list * char copy = [S+$12-$A] (used reg = )
push -8[bp]
! Debug: func () void = memcpy+0 (used reg = )
call _memcpy
add sp,*$A
!BCC_EOS
! 333 copy[length] = '\0';
! Debug: ptradd unsigned int length = [S+$A+2] to * char copy = [S+$A-$A] (used reg = )
mov ax,4[bp]
add ax,-8[bp]
mov bx,ax
! Debug: eq int = const 0 to char = [bx+0] (used reg = )
xor al,al
mov [bx],al
!BCC_EOS
! 334
! 335 legth_string->dynamic = 1;
mov bx,-6[bp]
! Debug: eq int = const 1 to short = [bx+0] (used reg = )
mov ax,*1
mov [bx],ax
!BCC_EOS
! 336 legth_string->length = length;
mov bx,-6[bp]
! Debug: eq unsigned int length = [S+$A+2] to unsigned int = [bx+2] (used reg = )
mov ax,4[bp]
mov 2[bx],ax
!BCC_EOS
! 337 legth_string->chars = copy;
mov bx,-6[bp]
! Debug: eq * char copy = [S+$A-$A] to * char = [bx+4] (used reg = )
mov si,-8[bp]
mov 4[bx],si
!BCC_EOS
! 338
! 339 return legth_string;
mov ax,-6[bp]
add sp,*4
pop si
pop di
pop bp
ret
!BCC_EOS
! 340 # 21
! 20 "implementation/../main.h"
! 21 }
! 22 # 1 "implementation/../driver/disk.h"
! 1 int data_from_disk(index, number_sectors, data_buffer, data_buffer_segment);
! Register BX SI used in function create_length_string
!BCC_EOS
! 2 int disk_service_read_data_from_disk(index, number_sectors, data_buffer, data_buffer_segment);
!BCC_EOS
! 3
! 4 int disk_service_read_data_from_disk(index, number_sectors, data_buffer, data_buffer_segment)
! 5 long* index;
export _disk_service_read_data_from_disk
_disk_service_read_data_from_disk:
!BCC_EOS
! 6 long number_sectors;
!BCC_EOS
! 7 void* data_buffer;
!BCC_EOS
! 8 int data_buffer_segment;
!BCC_EOS
! 9 {
! 10
! 11 #asm
!BCC_ASM
_disk_service_read_data_from_disk.data_buffer set 8
_disk_service_read_data_from_disk.number_sectors set 4
_disk_service_read_data_from_disk.data_buffer_segment set $A
_disk_service_read_data_from_disk.index set 2
! 13 define number_sectors 8[bp];
push bp
mov bp,sp
pusha
lsfs_load_data:
mov ax, 4[bp];
mov WORD [DAPACK.lba_addr_dw_low], ax
mov bx, 8[bp];
mov WORD [DAPACK.blkcnt], bx
mov cx, 12[bp];
mov WORD [DAPACK.db_addr_segment], cx
mov dx, 10[bp]; ;
mov WORD [DAPACK.db_addr_offset], dx
mov si, #DAPACK ; address of
mov ah, #0x42 ; READ
mov dl, [global_disk_identifier]
int #0x13
;call 0x0000:0x7C2A
popa
pop bp
ret
DAPACK:
DAPACK.dap_Size: db 0x10
DAPACK.rev_byte: db 0x0
DAPACK.blkcnt: dw 0x0
DAPACK.db_addr_offset: dw 0x0
DAPACK.db_addr_segment: dw 0x0
DAPACK.lba_addr_dw_low: dd 0x0
DAPACK.lba_addr_dw_high: dd 0x0
global_disk_identifier: db 0x80
! 51 endasm
!BCC_ENDASM
! 52 }
ret
! 53 # 25 "implementation/../main.h"
! 25 void dump_ax(input);
!BCC_EOS
! 26 void print_stack(argument);
!BCC_EOS
! 27 void print_newline();
!BCC_EOS
! 28
! 29 typedef struct struct_partition_control partition_control;
!BCC_EOS
! 30 typedef struct File_System_Control_Information FSCI;
!BCC_EOS
! 31 typedef struct meta_information_format mif;
!BCC_EOS
! 32 typedef struct tag_record tag_record;
!BCC_EOS
! 33 typedef struct Parameter_Struct Parameter_Struct;
!BCC_EOS
! 34
! 35
! 36 typedef enum Service_Action
! 37 {
! 38 SERIVCE_LOAD_DISK = 1,
! 39 SERVICE_FIND_ENTRY = 2,
! 40 SERIVCE_READ_DATA = 3,
! 41 SERIVCE_WRITE_DATA = 4,
! 42
! 43 } Service_Action;
!BCC_EOS
! 44
! 45 struct File_System_Control_Information
! 46 {
! 47 char filesystem_information[256];
!BCC_EOS
! 48 long master_table_index[2];
!BCC_EOS
! 49 long this_partition_offset_on_disk[2];
!BCC_EOS
! 50 long next_free_sector[2];
!BCC_EOS
! 51 long next_uniqe_id[2];
!BCC_EOS
! 52 long next_secto
! 52 r_reuse_pointer[2];
!BCC_EOS
! 53 long last_sector_index_on_partition[2];
!BCC_EOS
! 54 long maximum_sectors_on_disk[2];
!BCC_EOS
! 55 long sector_size_on_disk[2];
!BCC_EOS
! 56 long not_used[48];
!BCC_EOS
! 57
! 58 };
!BCC_EOS
! 59
! 60
! 61 struct Parameter_Struct
! 62 {
! 63 char* path;
!BCC_EOS
! 64 char* new_path;
!BCC_EOS
! 65 int buffer_segment;
!BCC_EOS
! 66 int buffer_address;
!BCC_EOS
! 67 int buffer_size;
!BCC_EOS
! 68 int data_length;
!BCC_EOS
! 69 int byte_offset_into_file;
!BCC_EOS
! 70 short entry_kind;
!BCC_EOS
! 71 };
!BCC_EOS
! 72 # 5 "implementation/lsfs.h"
! 5 typedef struct lsfs_file lsfs_file;
!BCC_EOS
! 6 typedef struct Directory_Table Directory_Table;
!BCC_EOS
! 7 typedef struct Table_Entry Table_Entry;
!BCC_EOS
! 8
! 9 int lsfs_disk_getattr(find_file, path);
!BCC_EOS
! 10 int lsfs_disk_read_data_from_file(file, buffer_size, data, offset_to_next_entry);
!BCC_EOS
! 11 Directory_Table* lsfs_find_directory(path, drop_filename);
!BCC_EOS
! 12
! 13 typedef enum Table_Entry_Kind
! 14 {
! 15
! 16 ENTRY_EMPTY = 0,
! 17 ENTRY_FILE = 1,
! 18 ENTRY_DIRECTORY = 2,
! 19 } Table_Entry_Kind;
!BCC_EOS
! 20
! 21 struct Table_Entry
! 22 {
! 23 char filename[256];
!BCC_EOS
! 24 long file_id[2];
!BCC_EOS
! 25 long file_size[2];
!BCC_EOS
! 26 void* ext_file_data_low;
!BCC_EOS
! 27 void* ext_file_data_high;
!BCC_EOS
! 28 long number_sector_s;
!BCC_EOS
! 29 short entry_kind;
!BCC_EOS
! 30 short extra_control_bits1;
!BCC_EOS
! 31 short extra_control_bits2;
!BCC_EOS
! 32 short extra_control_bits3;
!BCC_EOS
! 33 long table_entry_sector_index[2];
!BCC_EOS
! 34 long data_pointer[27 * 2];
!BCC_EOS
! 35 };
!BCC_EOS
! 36
! 37 struct lsfs_file {
! 38 long file_id[2];
!BCC_EOS
! 39 long table_entry_pointer[2];
!BCC_EOS
! 40 Table_Entry_Kind entry_kind;
!BCC_EOS
! 41 char* filename;
!BCC_EOS
! 42 long owner_id;
!BCC_EOS
! 43 long size[2];
!BCC_EOS
! 44 long creation_date[2];
!BCC_EOS
! 45 long access_time[2];
!BCC_EOS
! 46 long modification_time[2];
!BCC_EOS
! 47 long number_sector;
!BCC_EOS
! 48 long table_entry_sector_index[2];
!BCC_EOS
! 49 long data_pointer[27 * 2];
!BCC_EOS
! 50 };
!BCC_EOS
! 51
! 52 struct Directory_Table
! 53 {
! 54 Table_Entry entries[16 ];
!BCC_EOS
! 55
! 56 };
!BCC_EOS
! 57 # 3 "implementation/lsfs.c"
! 3 extern FSCI fsci;
!BCC_EOS
! 4
! 5 int lsfs_disk_getattr(find_file, path)
! 6 lsfs_file* find_file;
export _lsfs_disk_getattr
_lsfs_disk_getattr:
!BCC_EOS
! 7 char* path;
!BCC_EOS
! 8 {
! 9 int i;
!BCC_EOS
! 10 String_Array *split_path = string_split_c(path, '/', 0 );
push bp
mov bp,sp
push di
push si
add sp,*-4
! Debug: list int = const 0 (used reg = )
xor ax,ax
push ax
! Debug: list int = const $2F (used reg = )
mov ax,*$2F
push ax
! Debug: list * char path = [S+$E+4] (used reg = )
push 6[bp]
! Debug: func () * struct String_Array = string_split_c+0 (used reg = )
call _string_split_c
add sp,*6
! Debug: eq * struct String_Array = ax+0 to * struct String_Array split_path = [S+$A-$A] (used reg = )
mov -8[bp],ax
!BCC_EOS
! 11 Length_String *filename = split_path->strings[split_path->length-1];
dec sp
dec sp
mov bx,-8[bp]
! Debug: sub int = const 1 to unsigned int = [bx+0] (used reg = )
mov bx,[bx]
mov si,-8[bp]
! Debug: ptradd unsigned int = bx-1 to * * struct Length_String = [si+2] (used reg = )
mov ax,bx
dec ax
shl ax,*1
add ax,2[si]
mov bx,ax
! Debug: eq * struct Length_String = [bx+0] to * struct Length_String filename = [S+$C-$C] (used reg = )
mov bx,[bx]
mov -$A[bp],bx
!BCC_EOS
! 12
! 13
! 14 Directory_Table *dir_table = lsfs_find_directory(path, 1 );
dec sp
dec sp
! Debug: list int = const 1 (used reg = )
mov ax,*1
push ax
! Debug: list * char path = [S+$10+4] (used reg = )
push 6[bp]
! Debug: func () * struct Directory_Table = lsfs_find_directory+0 (used reg = )
call _lsfs_find_directory
add sp,*4
! Debug: eq * struct Directory_Table = ax+0 to * struct Directory_Table dir_table = [S+$E-$E] (used reg = )
mov -$C[bp],ax
!BCC_EOS
! 15
! 16 for (i = 0; i < 16 ; ++i)
! Debug: eq int = const 0 to int i = [S+$E-8] (used reg = )
xor ax,ax
mov -6[bp],ax
!BCC_EOS
!BCC_EOS
! 17 {
br .2C
.2D:
! 18 if(strcmp( filename
! 18 ->chars, dir_table->entries[i].filename ) == 0) {
! Debug: ptradd int i = [S+$E-8] to [$10] struct Table_Entry dir_table = [S+$E-$E] (used reg = )
mov ax,-6[bp]
mov cx,#$200
imul cx
add ax,-$C[bp]
mov bx,ax
! Debug: cast * char = const 0 to [$100] char = bx+0 (used reg = )
! Debug: list * char = bx+0 (used reg = )
push bx
mov bx,-$A[bp]
! Debug: list * char = [bx+4] (used reg = )
push 4[bx]
! Debug: func () int = strcmp+0 (used reg = )
call _strcmp
add sp,*4
! Debug: logeq int = const 0 to int = ax+0 (used reg = )
test ax,ax
bne .2E
.2F:
! 19 find_file->file_id[0] = dir_table->entries[i].file_id;
! Debug: ptradd int i = [S+$E-8] to [$10] struct Table_Entry dir_table = [S+$E-$E] (used reg = )
mov ax,-6[bp]
mov cx,#$200
imul cx
add ax,-$C[bp]
mov bx,ax
! Debug: ptradd int = const 0 to [2] long find_file = [S+$E+2] (used reg = bx)
mov si,4[bp]
! Debug: eq [2] long = bx+$100 to long = [si+0] (used reg = )
mov ax,bx
add ax,#$100
xor bx,bx
mov [si],ax
mov 2[si],bx
!BCC_EOS
! 20 find_file->entry_kind = dir_table->entries[i].entry_kind;
! Debug: ptradd int i = [S+$E-8] to [$10] struct Table_Entry dir_table = [S+$E-$E] (used reg = )
mov ax,-6[bp]
mov cx,#$200
imul cx
add ax,-$C[bp]
mov bx,ax
mov si,4[bp]
! Debug: eq short = [bx+$118] to int = [si+$10] (used reg = )
mov bx,$118[bx]
mov $10[si],bx
!BCC_EOS
! 21 find_file->table_entry_pointer[0] = i;
mov bx,4[bp]
! Debug: ptradd int = const 0 to [2] long = bx+8 (used reg = )
! Debug: eq int i = [S+$E-8] to long = [bx+8] (used reg = )
mov ax,-6[bp]
cwd
mov si,dx
mov 8[bx],ax
mov $A[bx],si
!BCC_EOS
! 22 find_file->filename = dir_table->entries[i].filename;
! Debug: ptradd int i = [S+$E-8] to [$10] struct Table_Entry dir_table = [S+$E-$E] (used reg = )
mov ax,-6[bp]
mov cx,#$200
imul cx
add ax,-$C[bp]
mov bx,ax
mov si,4[bp]
! Debug: eq [$100] char = bx+0 to * char = [si+$12] (used reg = )
mov $12[si],bx
!BCC_EOS
! 23 find_file->table_entry_sector_index[0] = dir_table->entries[i].table_entry_sector_index;
! Debug: ptradd int i = [S+$E-8] to [$10] struct Table_Entry dir_table = [S+$E-$E] (used reg = )
mov ax,-6[bp]
mov cx,#$200
imul cx
add ax,-$C[bp]
mov bx,ax
mov si,4[bp]
! Debug: ptradd int = const 0 to [2] long = si+$3C (used reg = bx)
! Debug: eq [2] long = bx+$120 to long = [si+$3C] (used reg = )
mov ax,bx
add ax,#$120
xor bx,bx
mov $3C[si],ax
mov $3E[si],bx
!BCC_EOS
! 24 find_file->owner_id = 1;
mov bx,4[bp]
! Debug: eq int = const 1 to long = [bx+$14] (used reg = )
mov ax,*1
xor si,si
mov $14[bx],ax
mov $16[bx],si
!BCC_EOS
! 25 find_file->size[0] = dir_table->entries[i].file_size;
! Debug: ptradd int i = [S+$E-8] to [$10] struct Table_Entry dir_table = [S+$E-$E] (used reg = )
mov ax,-6[bp]
mov cx,#$200
imul cx
add ax,-$C[bp]
mov bx,ax
mov si,4[bp]
! Debug: ptradd int = const 0 to [2] long = si+$18 (used reg = bx)
! Debug: eq [2] long = bx+$108 to long = [si+$18] (used reg = )
mov ax,bx
add ax,#$108
xor bx,bx
mov $18[si],ax
mov $1A[si],bx
!BCC_EOS
! 26 find_file->creation_date[0] = 0;
mov bx,4[bp]
! Debug: ptradd int = const 0 to [2] long = bx+$20 (used reg = )
! Debug: eq int = const 0 to long = [bx+$20] (used reg = )
xor ax,ax
xor si,si
mov $20[bx],ax
mov $22[bx],si
!BCC_EOS
! 27 find_file->access_time[0] = 0;
mov bx,4[bp]
! Debug: ptradd int = const 0 to [2] long = bx+$28 (used reg = )
! Debug: eq int = const 0 to long = [bx+$28] (used reg = )
xor ax,ax
xor si,si
mov $28[bx],ax
mov $2A[bx],si
!BCC_EOS
! 28 find_file->modification_time[0] = 0;
mov bx,4[bp]
! Debug: ptradd int = const 0 to [2] long = bx+$30 (used reg = )
! Debug: eq int = const 0 to long = [bx+$30] (used reg = )
xor ax,ax
xor si,si
mov $30[bx],ax
mov $32[bx],si
!BCC_EOS
! 29 memcpy(find_file->data_pointer, dir_table->entries[i].data_pointer, 27 * 8);
! Debug: list int = const $D8 (used reg = )
mov ax,#$D8
push ax
! Debug: ptradd int i = [S+$10-8] to [$10] struct Table_Entry dir_table = [S+$10-$E] (used reg = )
mov ax,-6[bp]
mov cx,#$200
imul cx
add ax,-$C[bp]
mov bx,ax
! Debug: cast * long = const 0 to [$36] long = bx+$128 (used reg = )
! Debug: list * long = bx+$128 (used reg = )
add bx,#$128
push bx
mov bx,4[bp]
! Debug: cast * long = const 0 to [$36] long = bx+$44 (used reg = )
! Debug: list * long = bx+$44 (used reg = )
add bx,*$44
push bx
! Debug: func () void = memcpy+0 (used reg = )
call _memcpy
add sp,*6
!BCC_EOS
! 30 find_file->number_sector = 1;
mov bx,4[bp]
! Debug: eq int = const 1 to long = [bx+$38] (used reg = )
mov ax,*1
xor si,si
mov $38[bx],ax
mov $3A[bx],si
!BCC_EOS
! 31 return 1;
mov ax,*1
add sp,*8
pop si
pop di
pop bp
ret
!BCC_EOS
! 32 }
! 33 }
.2E:
! 34 return 0;
.2B:
! Debug: preinc int i = [S+$E-8] (used reg = )
mov ax,-6[bp]
inc ax
mov -6[bp],ax
.2C:
! Debug: lt int = const $10 to int i = [S+$E-8] (used reg = )
mov ax,-6[bp]
cmp ax,*$10
blt .2D
.31:
.2A:
xor ax,ax
add sp,*8
pop si
pop di
pop bp
ret
!BCC_EOS
! 35 }
! 36
! 37 Directory_Table* lsfs_find_directory(path, drop_filename)
! Register BX SI used in function lsfs_disk_getattr
! 38 char *path;
export _lsfs_find_directory
_lsfs_find_directory:
!BCC_EOS
! 39 short drop_filename;
!BCC_EOS
! 40 {
! 41 int number_of_traversal;
!BCC_EOS
! 42 int i, j;
!BCC_EOS
! 43 String_Array *split_path;
!BCC_EOS
! 44 Directory_Table *dir_table = calloc(1, sizeof(Directory_Table));
push bp
mov bp,sp
push di
push si
add sp,*-$A
! Debug: list int = const $2000 (used reg = )
mov ax,#$2000
push ax
! Debug: list int = const 1 (used reg = )
mov ax,*1
push ax
! Debug: func () * void = calloc+0 (used reg = )
call _calloc
add sp,*4
! Debug: eq * void = ax+0 to * struct Directory_Table dir_table = [S+$10-$10] (used reg = )
mov -$E[bp],ax
!BCC_EOS
! 45
! 46 disk_service_read_data_from_disk(fsci.master_table_index[0], 16 , dir_table, 0x7e0);
! Debug: list int = const $7E0 (used reg = )
mov ax,#$7E0
push ax
! Debug: list * struct Directory_Table dir_table = [S+$12-$10] (used reg = )
push -$E[bp]
! Debug: list int = const $10 (used reg = )
mov ax,*$10
push ax
! Debug: list long = [fsci+$100] (used reg = )
push [_fsci+$102]
push [_fsci+$100]
! Debug: func () int = disk_service_read_data_from_disk+0 (used reg = )
call _disk_service_read_data_from_disk
add sp,*$A
!BCC_EOS
! 47 split_path = string_split_c(path, '/', 0 );
! Debug: list int = const 0 (used reg = )
xor ax,ax
push ax
! Debug: list int = const $2F (used reg = )
mov ax,*$2F
push ax
! Debug: list * char path = [S+$14+2] (used reg = )
push 4[bp]
! Debug: func () * struct String_Array = string_split_c+0 (used reg = )
call _string_split_c
add sp,*6
! Debug: eq * struct String_Array = ax+0 to * struct String_Array split_path = [S+$10-$E] (used reg = )
mov -$C[bp],ax
!BCC_EOS
! 48
! 49 number_of_traversal = split_path->length;
mov bx,-$C[bp]
! Debug: eq unsigned int = [bx+0] to int number_of_traversal = [S+$10-8] (used reg = )
mov bx,[bx]
mov -6[bp],bx
!BCC_EOS
! 50
! 51 if (drop_filename)
mov ax,6[bp]
test ax,ax
je .32
.33:
! 52 {
! 53 number_of_traversal -= 1;
! Debug: subab int = const 1 to int number_of_traversal = [S+$10-8] (used reg = )
mov ax,-6[bp]
dec ax
mov -6[bp],ax
!BCC_EOS
! 54 }
! 55
! 56
! 57 for (i = 0; i < number_of_traversal; ++i)
.32:
! Debug: eq int = const 0 to int i = [S+$10-$A] (used reg = )
xor ax,ax
mov -8[bp],ax
!BCC_EOS
!BCC_EOS
! 58 {
jmp .36
.37:
! 59 for (j = 0; j < 16 ; ++j)
! Debug: eq int = const 0 to int j = [S+$10-$C] (used reg = )
xor ax,ax
mov -$A[bp],ax
!BCC_EOS
!BCC_EOS
! 60 {
jmp .3A
.3B:
! 61 if (strcmp(dir_table->entries[j].filename, split_path->strings[i]->chars) == 0)
mov bx,-$C[bp]
! Debug: ptradd int i = [S+$10-$A] to * * struct Length_String = [bx+2] (used reg = )
mov ax,-8[bp]
shl ax,*1
add ax,2[bx]
mov bx,ax
mov bx,[bx]
! Debug: list * char = [bx+4] (used reg = )
push 4[bx]
! Debug: ptradd int j = [S+$12-$C] to [$10] struct Table_Entry dir_table = [S+$12-$10] (used reg = )
mov ax,-$A[bp]
mov cx,#$200
imul cx
add ax,-$E[bp]
mov bx,ax
! Debug: cast * char = const 0 to [$100] char = bx+0 (used reg = )
! Debug: list * char = bx+0 (used reg = )
push bx
! Debug: func () int = strcmp+0 (used reg = )
call _strcmp
add sp,*4
! Debug: logeq int = const 0 to int = ax+0 (used reg = )
test ax,ax
jne .3C
.3D:
! 62 {
! 63 int index_sector = dir_table->entries[j].data_pointer[0];
dec sp
dec sp
! Debug: ptradd int j = [S+$12-$C] to [$10] struct Table_Entry dir_table = [S+$12-$10] (used reg = )
mov ax,-$A[bp]
mov cx,#$200
imul cx
add ax,-$E[bp]
mov bx,ax
! Debug: ptradd int = const 0 to [$36] long = bx+$128 (used reg = )
! Debug: eq long = [bx+$128] to int index_sector = [S+$12-$12] (used reg = )
mov bx,$128[bx]
mov -$10[bp],bx
!BCC_EOS
! 64
! 65 disk_service_read_data_from_disk(index_sector, 16 , dir_table);
! Debug: list * struct Directory_Table dir_table = [S+$12-$10] (used reg = )
push -$E[bp]
! Debug: list int = const $10 (used reg = )
mov ax,*$10
push ax
! Debug: list int index_sector = [S+$16-$12] (used reg = )
push -$10[bp]
! Debug: func () int = disk_service_read_data_from_disk+0 (used reg = )
call _disk_service_read_data_from_disk
add sp,*6
!BCC_EOS
! 66 break;
inc sp
inc sp
jmp .38
!BCC_EOS
! 67 }
inc sp
inc sp
! 68 }
.3C:
! 69 }
.39:
! Debug: preinc int j = [S+$10-$C] (used reg = )
mov ax,-$A[bp]
inc ax
mov -$A[bp],ax
.3A:
! Debug: lt int = const $10 to int j = [S+$10-$C] (used reg = )
mov ax,-$A[bp]
cmp ax,*$10
jl .3B
.3E:
.38:
! 70 return dir_table;
.35:
! Debug: preinc int i = [S+$10-$A] (used reg = )
mov ax,-8[bp]
inc ax
mov -8[bp],ax
.36:
! Debug: lt int number_of_traversal = [S+$10-8] to int i = [S+$10-$A] (used reg = )
mov ax,-8[bp]
cmp ax,-6[bp]
jl .37
.3F:
.34:
mov ax,-$E[bp]
add sp,*$A
pop si
pop di
pop bp
ret
!BCC_EOS
! 71 }
! 72
! 73 int lsfs_disk_read_data_from_file(file, buffer_size, data, offset_to_next_entry, data_segment)
! Register BX used in function lsfs_find_directory
! 74 lsfs_file *file;
export _lsfs_disk_read_data_from_file
_lsfs_disk_read_data_from_file:
!BCC_EOS
! 75 int buffer_size;
!BCC_EOS
! 76 char *data;
!BCC_EOS
! 77 long offset_to_next_entry;
!BCC_EOS
! 78 unsigned int data_segment;
!BCC_EOS
! 79 {
! 80 int integer_file_size = file->size;
push bp
mov bp,sp
push di
push si
dec sp
dec sp
mov bx,4[bp]
! Debug: eq [2] long = bx+$18 to int integer_file_size = [S+8-8] (used reg = )
add bx,*$18
mov -6[bp],bx
!BCC_EOS
! 81 int integer_o
! 81 ffset = offset_to_next_entry;
dec sp
dec sp
! Debug: eq long offset_to_next_entry = [S+$A+8] to int integer_offset = [S+$A-$A] (used reg = )
mov ax,$A[bp]
mov -8[bp],ax
!BCC_EOS
! 82 int integer_datapointer = 0;
dec sp
dec sp
! Debug: eq int = const 0 to int integer_datapointer = [S+$C-$C] (used reg = )
xor ax,ax
mov -$A[bp],ax
!BCC_EOS
! 83 int data_length = integer_file_size - integer_offset;
dec sp
dec sp
! Debug: sub int integer_offset = [S+$E-$A] to int integer_file_size = [S+$E-8] (used reg = )
mov ax,-6[bp]
sub ax,-8[bp]
! Debug: eq int = ax+0 to int data_length = [S+$E-$E] (used reg = )
mov -$C[bp],ax
!BCC_EOS
! 84 int amount_read = 0;
dec sp
dec sp
! Debug: eq int = const 0 to int amount_read = [S+$10-$10] (used reg = )
xor ax,ax
mov -$E[bp],ax
!BCC_EOS
! 85 int amount_to_read = 0;
dec sp
dec sp
! Debug: eq int = const 0 to int amount_to_read = [S+$12-$12] (used reg = )
xor ax,ax
mov -$10[bp],ax
!BCC_EOS
! 86 int remaining_offset = offset_to_next_entry;
dec sp
dec sp
! Debug: eq long offset_to_next_entry = [S+$14+8] to int remaining_offset = [S+$14-$14] (used reg = )
mov ax,$A[bp]
mov -$12[bp],ax
!BCC_EOS
! 87
! 88
! 89
! 90
! 91
! 92 int data_pointer_index = 0;
dec sp
dec sp
! Debug: eq int = const 0 to int data_pointer_index = [S+$16-$16] (used reg = )
xor ax,ax
mov -$14[bp],ax
!BCC_EOS
! 93
! 94 if (data_length > buffer_size)
! Debug: gt int buffer_size = [S+$16+4] to int data_length = [S+$16-$E] (used reg = )
mov ax,-$C[bp]
cmp ax,6[bp]
jle .40
.41:
! 95 {
! 96 data_length = buffer_size;
! Debug: eq int buffer_size = [S+$16+4] to int data_length = [S+$16-$E] (used reg = )
mov ax,6[bp]
mov -$C[bp],ax
!BCC_EOS
! 97 }
! 98
! 99 while(data_length > 0)
.40:
! 100 {
br .43
.44:
! 101
! 102 if (remaining_offset == 0)
! Debug: logeq int = const 0 to int remaining_offset = [S+$16-$14] (used reg = )
mov ax,-$12[bp]
test ax,ax
bne .45
.46:
! 103 {
! 104 char *tmp_buffer = calloc(4 , 512 );
dec sp
dec sp
! Debug: list int = const $200 (used reg = )
mov ax,#$200
push ax
! Debug: list int = const 4 (used reg = )
mov ax,*4
push ax
! Debug: func () * void = calloc+0 (used reg = )
call _calloc
add sp,*4
! Debug: eq * void = ax+0 to * char tmp_buffer = [S+$18-$18] (used reg = )
mov -$16[bp],ax
!BCC_EOS
! 105
! 106
! 107 if (data_length < (4 * 512 ))
! Debug: lt int = const $800 to int data_length = [S+$18-$E] (used reg = )
mov ax,-$C[bp]
cmp ax,#$800
jge .47
.48:
! 108 {
! 109 amount_to_read = data_length;
! Debug: eq int data_length = [S+$18-$E] to int amount_to_read = [S+$18-$12] (used reg = )
mov ax,-$C[bp]
mov -$10[bp],ax
!BCC_EOS
! 110 }
! 111 else
! 112 {
jmp .49
.47:
! 113 amount_to_read = (4 * 512 );
! Debug: eq int = const $800 to int amount_to_read = [S+$18-$12] (used reg = )
mov ax,#$800
mov -$10[bp],ax
!BCC_EOS
! 114 }
! 115
! 116 integer_datapointer = file->data_pointer[data_pointer_index];
.49:
mov bx,4[bp]
! Debug: ptradd int data_pointer_index = [S+$18-$16] to [$36] long = bx+$44 (used reg = )
mov ax,-$14[bp]
shl ax,*1
shl ax,*1
add bx,ax
! Debug: eq long = [bx+$44] to int integer_datapointer = [S+$18-$C] (used reg = )
mov bx,$44[bx]
mov -$A[bp],bx
!BCC_EOS
! 117 if (integer_datapointer == 0)
! Debug: logeq int = const 0 to int integer_datapointer = [S+$18-$C] (used reg = )
mov ax,-$A[bp]
test ax,ax
jne .4A
.4B:
! 118 {
! 119 break;
inc sp
inc sp
br .42
!BCC_EOS
! 120 }
! 121 disk_service_read_data_from_disk(file->data_pointer[data_pointer_index], 4 , tmp_buffer, 0x7e0);
.4A:
! Debug: list int = const $7E0 (used reg = )
mov ax,#$7E0
push ax
! Debug: list * char tmp_buffer = [S+$1A-$18] (used reg = )
push -$16[bp]
! Debug: list int = const 4 (used reg = )
mov ax,*4
push ax
mov bx,4[bp]
! Debug: ptradd int data_pointer_index = [S+$1E-$16] to [$36] long = bx+$44 (used reg = )
mov ax,-$14[bp]
shl ax,*1
shl ax,*1
add bx,ax
! Debug: list long = [bx+$44] (used reg = )
push $46[bx]
push $44[bx]
! Debug: func () int = disk_service_read_data_from_disk+0 (used reg = )
call _disk_service_read_data_from_disk
add sp,*$A
!BCC_EOS
! 122 memcpy((data + amount_read), data_segment, tmp_buffer, 0x7e0, amount_to_read);
! Debug: list int amount_to_read = [S+$18-$12] (used reg = )
push -$10[bp]
! Debug: list int = const $7E0 (used reg = )
mov ax,#$7E0
push ax
! Debug: list * char tmp_buffer = [S+$1C-$18] (used reg = )
push -$16[bp]
! Debug: list unsigned int data_segment = [S+$1E+$C] (used reg = )
push $E[bp]
! Debug: ptradd int amount_read = [S+$20-$10] to * char data = [S+$20+6] (used reg = )
mov ax,-$E[bp]
add ax,8[bp]
! Debug: list * char = ax+0 (used reg = )
push ax
! Debug: func () void = memcpy+0 (used reg = )
call _memcpy
add sp,*$A
!BCC_EOS
! 123 data_length -= amount_to_read;
! Debug: subab int amount_to_read = [S+$18-$12] to int data_length = [S+$18-$E] (used reg = )
mov ax,-$C[bp]
sub ax,-$10[bp]
mov -$C[bp],ax
!BCC_EOS
! 124 amount_read += amount_to_read;
! Debug: addab int amount_to_read = [S+$18-$12] to int amount_read = [S+$18-$10] (used reg = )
mov ax,-$E[bp]
add ax,-$10[bp]
mov -$E[bp],ax
!BCC_EOS
! 125 data_pointer_index = data_pointer_index + 2;
! Debug: add int = const 2 to int data_pointer_index = [S+$18-$16] (used reg = )
mov ax,-$14[bp]
! Debug: eq int = ax+2 to int data_pointer_index = [S+$18-$16] (used reg = )
inc ax
inc ax
mov -$14[bp],ax
!BCC_EOS
! 126
! 127 }
inc sp
inc sp
! 128 else if (remaining_offset < (4 * 512 ))
br .4C
.45:
! Debug: lt int = const $800 to int remaining_offset = [S+$16-$14] (used reg = )
mov ax,-$12[bp]
cmp ax,#$800
bge .4D
.4E:
! 129 {
! 130 char *tmp_buffer = calloc(1, (4 * 512 ));
dec sp
dec sp
! Debug: list int = const $800 (used reg = )
mov ax,#$800
push ax
! Debug: list int = const 1 (used reg = )
mov ax,*1
push ax
! Debug: func () * void = calloc+0 (used reg = )
call _calloc
add sp,*4
! Debug: eq * void = ax+0 to * char tmp_buffer = [S+$18-$18] (used reg = )
mov -$16[bp],ax
!BCC_EOS
! 131
! 132
! 133 if (data_length < ((4 * 512 ) - remaining_offset) )
! Debug: sub int remaining_offset = [S+$18-$14] to int = const $800 (used reg = )
mov ax,#$800
sub ax,-$12[bp]
! Debug: lt int = ax+0 to int data_length = [S+$18-$E] (used reg = )
cmp ax,-$C[bp]
jle .4F
.50:
! 134 {
! 135 amount_to_read = data_length;
! Debug: eq int data_length = [S+$18-$E] to int amount_to_read = [S+$18-$12] (used reg = )
mov ax,-$C[bp]
mov -$10[bp],ax
!BCC_EOS
! 136 }
! 137 else
! 138 {
jmp .51
.4F:
! 139 amount_to_read = ((4 * 512 ) - remaining_offset);
! Debug: sub int remaining_offset = [S+$18-$14] to int = const $800 (used reg = )
mov ax,#$800
sub ax,-$12[bp]
! Debug: eq int = ax+0 to int amount_to_read = [S+$18-$12] (used reg = )
mov -$10[bp],ax
!BCC_EOS
! 140 }
! 141
! 142 disk_service_read_data_from_disk(file->data_pointer[data_pointer_index], 4 , tmp_buffer, 0x7e0);
.51:
! Debug: list int = const $7E0 (used reg = )
mov ax,#$7E0
push ax
! Debug: list * char tmp_buffer = [S+$1A-$18] (used reg = )
push -$16[bp]
! Debug: list int = const 4 (used reg = )
mov ax,*4
push ax
mov bx,4[bp]
! Debug: ptradd int data_pointer_index = [S+$1E-$16] to [$36] long = bx+$44 (used reg = )
mov ax,-$14[bp]
shl ax,*1
shl ax,*1
add bx,ax
! Debug: list long = [bx+$44] (used reg = )
push $46[bx]
push $44[bx]
! Debug: func () int = disk_service_read_data_from_disk+0 (used reg = )
call _disk_service_read_data_from_disk
add sp,*$A
!BCC_EOS
! 143
! 144 memcpy(data, data_segment, (tmp_buffer + remaining_offset), 0x7e0, amount_to_read);
! Debug: list int amount_to_read = [S+$18-$12] (used reg = )
push -$10[bp]
! Debug: list int = const $7E0 (used reg = )
mov ax,#$7E0
push ax
! Debug: ptradd int remaining_offset = [S+$1C-$14] to * char tmp_buffer = [S+$1C-$18] (used reg = )
mov ax,-$12[bp]
add ax,-$16[bp]
! Debug: list * char = ax+0 (used reg = )
push ax
! Debug: list unsigned int data_segment = [S+$1E+$C] (used reg = )
push $E[bp]
! Debug: list * char data = [S+$20+6] (used reg = )
push 8[bp]
! Debug: func () void = memcpy+0 (used reg = )
call _memcpy
add sp,*$A
!BCC_EOS
! 145 data_length -= amount_to_read;
! Debug: subab int amount_to_read = [S+$18-$12] to int data_length = [S+$18-$E] (used reg = )
mov ax,-$C[bp]
sub ax,-$10[bp]
mov -$C[bp],ax
!BCC_EOS
! 146 amount_read += amount_to_read;
! Debug: addab int amount_to_read = [S+$18-$12] to int amount_read = [S+$18-$10] (used reg = )
mov ax,-$E[bp]
add ax,-$10[bp]
mov -$E[bp],ax
!BCC_EOS
! 147 remaining_offset -= amount_to_read;
! Debug: subab int amount_to_read = [S+$18-$12] to int remaining_offset = [S+$18-$14] (used reg = )
mov ax,-$12[bp]
sub ax,-$10[bp]
mov -$12[bp],ax
!BCC_EOS
! 148
! 149 data_pointer_index = data_
! 149 pointer_index + 2;
! Debug: add int = const 2 to int data_pointer_index = [S+$18-$16] (used reg = )
mov ax,-$14[bp]
! Debug: eq int = ax+2 to int data_pointer_index = [S+$18-$16] (used reg = )
inc ax
inc ax
mov -$14[bp],ax
!BCC_EOS
! 150
! 151 }
inc sp
inc sp
! 152 else
! 153 {
jmp .52
.4D:
! 154
! 155 remaining_offset -= (4 * 512 );
! Debug: subab int = const $800 to int remaining_offset = [S+$16-$14] (used reg = )
mov ax,-$12[bp]
add ax,#-$800
mov -$12[bp],ax
!BCC_EOS
! 156 data_pointer_index++;
! Debug: postinc int data_pointer_index = [S+$16-$16] (used reg = )
mov ax,-$14[bp]
inc ax
mov -$14[bp],ax
!BCC_EOS
! 157 }
! 158
! 159 }
.52:
.4C:
! 160 # 164
! 164
! 165 return amount_read;
.43:
! Debug: gt int = const 0 to int data_length = [S+$16-$E] (used reg = )
mov ax,-$C[bp]
test ax,ax
bgt .44
.53:
.42:
mov ax,-$E[bp]
add sp,*$10
pop si
pop di
pop bp
ret
!BCC_EOS
! 166
! 167 }
! 168
! Register BX used in function lsfs_disk_read_data_from_file
.data
.bss
! 0 errors detected