! 1 ! 1 # 1 "implementation/lsfs.c" ! 1 # 4 "implementation/lsfs.h" ! 4 typedef struct lsfs_file lsfs_file; !BCC_EOS ! 5 # 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 re ! 55 turn 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_next; push bp mov bp,sp push di push si mov ax,[_global_heap_next] pop si pop di pop bp ret !BCC_EOS ! 61 # 16 "implementation/../main.h" ! 16 } ! 17 # 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 $A _memcpy.source_segment set 8 _memcpy.destination_segment set 4 ; copy two strings ; IN si: the first (zero terminated) string ; IN di: the second (zero terminated) string ; OUT SF and ZF (same semantics as cmp) ! 126 131 push bp mov bp,sp label_memcpy: push ax push bx push di push es push si push ds mov ax, 4[bp]; ; mov di, ax mov ax, 6[bp]; ; mov es, ax mov ax, 8[bp]; ; mov si, ax mov ax, 10[bp]; ; mov ds, ax mov cx, 12[bp]; .label_memcpy_loop: movsb cmp cx, 0x0 je .label_memcpy_end dec cx jmp .label_memcpy_loop .label_memcpy_end: pop ds pop si pop es pop di pop bx pop ax pop bp ! 165 endasm !BCC_ENDASM ! 166 } ret ! 167 ! 168 String_Array *string_split_c(string, delim, keep_delim) ! 169 char *string; export _string_split_c _string_split_c: !BCC_EOS ! 170 char delim; !BCC_EOS ! 171 short keep_delim; !BCC_EOS ! 172 { ! 173 return length_string_split(make_length_string_c(string), delim, keep_delim); push bp mov bp,sp push di push si ! Debug: list short keep_delim = [S+6+6] (used reg = ) push 8[bp] ! Debug: list char delim = [S+8+4] (used reg = ) mov al,6[bp] xor ah,ah push ax ! Debug: list * char string = [S+$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 ! 174 } ! 175 ! 176 Length_String *make_length_string_c(cstring) ! 177 char *cstring; export _make_length_string_c _make_length_string_c: !BCC_EOS ! 178 { ! 179 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 ! 180 } ! 181 ! 182 Length_String *make_length_string(length, chars) ! 183 unsigned int length; export _make_length_string _make_length_string: !BCC_EOS ! 184 char *chars; !BCC_EOS ! 185 { ! 186 ! 187 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 ! 188 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-$A] (used reg = ) mov -8[bp],ax !BCC_EOS ! 189 memcpy(copy, 0x7e0, chars, 0x7e0, length); ! Debug: list unsigned int length = [S+$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,*$A !BCC_EOS ! 190 copy[length] = '\0'; ! Debug: ptradd unsigned int length = [S+$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 ! 191 ! 192 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 ! 193 legth_string->length = length; mov bx,-6[bp] ! Debug: eq unsigned int length = [S+$A+2] to unsigned int = [bx+2] (used reg = ) mov ax,4[bp] mov 2[bx],ax !BCC_EOS ! 194 legth_string->chars = (char *)chars; mov bx,-6[bp] ! Debug: eq * char chars = [S+$A+4] to * char = [bx+4] (used reg = ) mov si,6[bp] mov 4[bx],si !BCC_EOS ! 195 ! 196 return legth_string ! 196 ; mov ax,-6[bp] add sp,*4 pop si pop di pop bp ret !BCC_EOS ! 197 } ! 198 ! 199 String_Array *length_string_split(string, delim, keep_delim) ! Register BX SI used in function make_length_string ! 200 Length_String *string; export _length_string_split _length_string_split: !BCC_EOS ! 201 char delim; !BCC_EOS ! 202 short keep_delim; !BCC_EOS ! 203 { ! 204 unsigned int i; !BCC_EOS ! 205 unsigned int last; !BCC_EOS ! 206 ! 207 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 -$A[bp],ax !BCC_EOS ! 208 unsigned int insert_index = 0; dec sp dec sp ! Debug: eq int = const 0 to unsigned int insert_index = [S+$E-$E] (used reg = ) xor ax,ax mov -$C[bp],ax !BCC_EOS ! 209 String_Array *result; !BCC_EOS ! 210 int k; !BCC_EOS ! 211 ! 212 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 ! 213 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 ! 214 while(i < string->length) { jmp .B .C: ! 215 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 .D .E: ! 216 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 .F .10: ! 217 ++count; ! Debug: preinc unsigned int count = [S+$12-$C] (used reg = ) mov ax,-$A[bp] inc ax mov -$A[bp],ax !BCC_EOS ! 218 } ! 219 last = i; .F: ! 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 ! 220 } ! 221 ++i; .D: ! Debug: preinc unsigned int i = [S+$12-8] (used reg = ) mov ax,-6[bp] inc ax mov -6[bp],ax !BCC_EOS ! 222 } ! 223 if (i > last+1) { .B: 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 .C .11: .A: ! 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 .12 .13: ! 224 ++count; ! Debug: preinc unsigned int count = [S+$12-$C] (used reg = ) mov ax,-$A[bp] inc ax mov -$A[bp],ax !BCC_EOS ! 225 } ! 226 ! 227 result = create_length_string_array(count); .12: ! 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 ! 228 ! 229 if (keep_delim) mov ax,8[bp] test ax,ax je .14 .15: ! 230 { ! 231 k = 0; ! Debug: eq int = const 0 to int k = [S+$12-$12] (used reg = ) xor ax,ax mov -$10[bp],ax !BCC_EOS ! 232 } ! 233 else ! 234 { jmp .16 .14: ! 235 k = 1; ! Debug: eq int = const 1 to int k = [S+$12-$12] (used reg = ) mov ax,*1 mov -$10[bp],ax !BCC_EOS ! 236 } ! 237 ! 238 i = 0; .16: ! Debug: eq int = const 0 to unsigned int i = [S+$12-8] (used reg = ) xor ax,ax mov -6[bp],ax !BCC_EOS ! 239 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 ! 240 while(i < string->length) { jmp .18 .19: ! 241 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 .1A .1B: ! 242 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 .1C .1D: ! 243 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 ! 244 } ! 245 last = i; .1C: ! 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 ! 246 } ! 247 ++i; .1A: ! Debug: preinc unsigned int i = [S+$12-8] (used reg = ) mov ax,-6[bp] inc ax mov -6[bp],ax !BCC_EOS ! 248 } ! 249 if (i > last+1) { .18: 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 .19 .1E: .17: ! 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 .1F .20: ! 250 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,-$12[bp] mov [bx],si inc sp inc sp !BCC_EOS ! 251 } ! 252 ! 253 return result; .1F: mov ax,-$E[bp] add sp,*$C pop si pop di pop bp ret !BCC_EOS ! 254 ! 255 } ! 256 ! 257 String_Array *create_length_string_array(array_size) ! Register BX SI used in function length_string_split ! 258 int array_size; export _create_length_string_array _create_length_string_array: !BCC_EOS ! 259 { ! 260 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 ! 261 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 ! 262 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 ! 263 return result; mov ax,-6[bp] inc sp inc sp pop si pop di pop bp ret !BCC_EOS ! 264 } ! 265 ! 266 ! 267 Length_String *create_length_string(length, chars) ! Register BX used in function create_length_string_array ! 268 unsigned int length; export _create_length_string _create_length_string: !BCC_EOS ! 269 char *chars; !BCC_EOS ! 270 { ! 271 ! 272 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 ! 273 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 ! 274 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,*$A !BCC_EOS ! 275 copy[length] = '\0'; ! Debug: ptradd unsigned int length = [S+$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 ! 276 ! 277 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 ! 278 legth_string->length = length; mov bx,-6[bp] ! Debug: eq unsigned int length = [S+$A+2] to unsigned int = [bx+2] (used reg = ) mov ax,4[bp] mov 2[bx],ax !BCC_EOS ! 279 legth_string->chars = copy; mov bx,-6[bp] ! Debug: eq * char copy = [S+$A-$A] to * char = [bx+4] (used reg = ) mov si,-8[bp] mov 4[bx],si !BCC_EOS ! 280 ! 281 return legth_string; mov ax,-6[bp] add sp,*4 pop si pop di pop bp ret !BCC_EOS ! 282 # 18 "implementation/../main.h" ! 18 } ! 19 # 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_ ! 4 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 # 22 "implementation/../main.h" ! 22 void dump_ax(input); !BCC_EOS ! 23 void print_stack(argument); !BCC_EOS ! 24 void print_newline(); !BCC_EOS ! 25 ! 26 typedef struct Directory_Table Directory_Table; !BCC_EOS ! 27 typedef struct Struct_Table_Entry Table_Entry; !BCC_EOS ! 28 typedef struct struct_partition_control partition_control; !BCC_EOS ! 29 typedef struct File_System_Control_Information FSCI; !BCC_EOS ! 30 typedef struct meta_information_format mif; !BCC_EOS ! 31 typedef struct tag_record tag_record; !BCC_EOS ! 32 typedef struct Parameter_Struct Parameter_Struct; !BCC_EOS ! 33 ! 34 typedef enum Table_Entry_Kind ! 35 { ! 36 ! 37 ENTRY_EMPTY = 0, ! 38 ENTRY_FILE = 1, ! 39 ENTRY_DIRECTORY = 2, ! 40 } Table_Entry_Kind; !BCC_EOS ! 41 ! 42 typedef enum Service_Action ! 43 { ! 44 SERIVCE_LOAD_DISK = 1, ! 45 SERVICE_FIND_ENTRY = 2, ! 46 SERIVCE_READ_DATA = 3, ! 47 SERIVCE_WRITE_DATA = 4, ! 48 ! 49 } Service_Action; !BCC_EOS ! 50 ! 51 struct Struct_Table_Entry ! 52 { ! 53 char filename[256]; !BCC_EOS ! 54 long file_id[2]; !BCC_EOS ! 55 long file_size[2]; !BCC_EOS ! 56 void* ext_file_data_low; !BCC_EOS ! 57 void* ext_file_data_high; !BCC_EOS ! 58 long number_sector_s; !BCC_EOS ! 59 short entry_kind; !BCC_EOS ! 60 short extra_control_bits1; !BCC_EOS ! 61 short extra_contro ! 61 l_bits2; !BCC_EOS ! 62 short extra_control_bits3; !BCC_EOS ! 63 long table_entry_sector_index[2]; !BCC_EOS ! 64 long data_pointer[27 * 2]; !BCC_EOS ! 65 }; !BCC_EOS ! 66 ! 67 struct File_System_Control_Information ! 68 { ! 69 char filesystem_information[256]; !BCC_EOS ! 70 long master_table_index[2]; !BCC_EOS ! 71 long this_partition_offset_on_disk[2]; !BCC_EOS ! 72 long next_free_sector[2]; !BCC_EOS ! 73 long next_uniqe_id[2]; !BCC_EOS ! 74 long next_sector_reuse_pointer[2]; !BCC_EOS ! 75 long last_sector_index_on_partition[2]; !BCC_EOS ! 76 long maximum_sectors_on_disk[2]; !BCC_EOS ! 77 long sector_size_on_disk[2]; !BCC_EOS ! 78 long not_used[48]; !BCC_EOS ! 79 ! 80 }; !BCC_EOS ! 81 ! 82 typedef struct Directory_Table ! 83 { ! 84 Table_Entry entries[16 ]; !BCC_EOS ! 85 ! 86 }; !BCC_EOS ! 87 ! 88 struct Parameter_Struct ! 89 { ! 90 char* path; !BCC_EOS ! 91 char* new_path; !BCC_EOS ! 92 int buffer_segment; !BCC_EOS ! 93 int buffer_address; !BCC_EOS ! 94 int buffer_size; !BCC_EOS ! 95 int data_length; !BCC_EOS ! 96 int byte_offset_into_file; !BCC_EOS ! 97 Table_Entry_Kind entry_kind; !BCC_EOS ! 98 }; !BCC_EOS ! 99 # 4 "implementation/lsfs.c" ! 4 struct lsfs_file { ! 5 long file_id[2]; !BCC_EOS ! 6 long table_entry_pointer[2]; !BCC_EOS ! 7 Table_Entry_Kind entry_kind; !BCC_EOS ! 8 char* filename; !BCC_EOS ! 9 long owner_id; !BCC_EOS ! 10 long size[2]; !BCC_EOS ! 11 long creation_date[2]; !BCC_EOS ! 12 long access_time[2]; !BCC_EOS ! 13 long modification_time[2]; !BCC_EOS ! 14 long number_sector; !BCC_EOS ! 15 long table_entry_sector_index[2]; !BCC_EOS ! 16 long data_pointer[27 * 2]; !BCC_EOS ! 17 }; !BCC_EOS ! 18 ! 19 int lsfs_disk_read_data_from_file(file, buffer_size, data, offset_to_next_entry) ! 20 lsfs_file *file; export _lsfs_disk_read_data_from_file _lsfs_disk_read_data_from_file: !BCC_EOS ! 21 int buffer_size; !BCC_EOS ! 22 char *data; !BCC_EOS ! 23 long offset_to_next_entry; !BCC_EOS ! 24 { ! 25 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,*$18 mov -6[bp],bx !BCC_EOS ! 26 int integer_offset = offset_to_next_entry; dec sp dec sp ! Debug: eq long offset_to_next_entry = [S+$A+8] to int integer_offset = [S+$A-$A] (used reg = ) mov ax,$A[bp] mov -8[bp],ax !BCC_EOS ! 27 int integer_datapointer = 0; dec sp dec sp ! Debug: eq int = const 0 to int integer_datapointer = [S+$C-$C] (used reg = ) xor ax,ax mov -$A[bp],ax !BCC_EOS ! 28 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 ! 29 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 ! 30 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 ! 31 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 ! 32 ! 33 ! 34 ! 35 ! 36 ! 37 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 ! 38 ! 39 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 .21 .22: ! 40 { ! 41 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 ! 42 } ! 43 ! 44 while(data_length > 0) .21: ! 45 { br .24 .25: ! 46 ! 47 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 .26 .27: ! 48 { ! 49 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 ! 50 ! 51 ! 52 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 .28 .29: ! 53 { ! 54 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 ! 55 } ! 56 e ! 56 lse ! 57 { jmp .2A .28: ! 58 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 ! 59 } ! 60 ! 61 integer_datapointer = file->data_pointer[data_pointer_index]; .2A: 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 ! 62 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 .2B .2C: ! 63 { ! 64 break; inc sp inc sp br .23 !BCC_EOS ! 65 } ! 66 disk_service_read_data_from_disk(file->data_pointer[data_pointer_index], 4 , tmp_buffer); .2B: ! Debug: list * char tmp_buffer = [S+$18-$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+$1C-$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,*8 !BCC_EOS ! 67 memcpy((data + amount_read), tmp_buffer, amount_to_read); ! Debug: list int amount_to_read = [S+$18-$12] (used reg = ) push -$10[bp] ! Debug: list * char tmp_buffer = [S+$1A-$18] (used reg = ) push -$16[bp] ! Debug: ptradd int amount_read = [S+$1C-$10] to * char data = [S+$1C+6] (used reg = ) mov ax,-$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,*6 !BCC_EOS ! 68 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 ! 69 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 ! 70 data_pointer_index++; ! Debug: postinc int data_pointer_index = [S+$18-$16] (used reg = ) mov ax,-$14[bp] inc ax mov -$14[bp],ax !BCC_EOS ! 71 ! 72 } inc sp inc sp ! 73 else if (remaining_offset < (4 * 512 )) br .2D .26: ! Debug: lt int = const $800 to int remaining_offset = [S+$16-$14] (used reg = ) mov ax,-$12[bp] cmp ax,#$800 bge .2E .2F: ! 74 { ! 75 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 ! 76 ! 77 ! 78 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 .30 .31: ! 79 { ! 80 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 ! 81 } ! 82 else ! 83 { jmp .32 .30: ! 84 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 ! 85 } ! 86 ! 87 disk_service_read_data_from_disk(file->data_pointer[data_pointer_index], 4 , tmp_buffer); .32: ! Debug: list * char tmp_buffer = [S+$18-$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+$1C-$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,*8 !BCC_EOS ! 88 ! 89 memcpy(data, (tmp_buffer + remaining_offset), amount_to_read); ! Debug: list int amount_to_read = [S+$18-$12] (used reg = ) push -$10[bp] ! Debug: ptradd int remaining_offset = [S+$1A-$14] to * char tmp_buffer = [S+$1A-$18] (used reg = ) mov ax,-$12[bp] add ax,-$16[bp] ! Debug: list * char = ax+0 (used reg = ) push ax ! Debug: list * char data = [S+$1C+6] (used reg = ) push 8[bp] ! Debug: func () void = memcpy+0 (used reg = ) call _memcpy add sp,*6 !BCC_EOS ! 90 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 ! 91 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 ! 92 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 ! 93 ! 94 data_pointer_index++; ! Debug: postinc int data_pointer_index = [S+$18-$16] (used reg = ) mov ax,-$14[bp] inc ax mov -$14[bp],ax !BCC_EOS ! 95 ! 96 } inc sp inc sp ! 97 else ! 98 { jmp .33 .2E: ! 99 ! 100 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 ! 101 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 ! 102 } ! 103 ! 104 } .33: .2D: ! 105 # 109 ! 109 ! 110 return amount_read; .24: ! Debug: gt int = const 0 to int data_length = [S+$16-$E] (used reg = ) mov ax,-$C[bp] test ax,ax bgt .25 .34: .23: mov ax,-$E[bp] add sp,*$10 pop si pop di pop bp ret !BCC_EOS ! 111 ! 112 } ! 113 ! Register BX used in function lsfs_disk_read_data_from_file .data .bss ! 0 errors detected