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Rev 86 Rev 88
Line 2206... Line 2206...
2206 
 
 2206 
 
2207 
  not_2dot:
 2207 
  not_2dot:
Line 2208... Line -...
2208 
    ret
 - 
 
2209 
 
 - 
 
2210 
 
 - 
 
2211 
get_filesize:
 - 
 
2212 
;-----------------------------------------------------------
 - 
 
2213 
; input  : eax = file name
 - 
 
2214 
;          edx = path
 - 
 
2215 
;          edi = if 0 - read rootdir else normal dir/file size
 - 
 
2216 
; output : eax = 0 - ok
 - 
 
2217 
;                3 - unknown FS
 - 
 
2218 
;                5 - file not found
 - 
 
2219 
;               10 - access denied
 - 
 
2220 
;          ebx = file size
 - 
 
2221 
;-----------------------------------------------------------
 - 
 
2222 
    cmp   [fat_type],0
 - 
 
2223 
    jnz   get_filesize_fat_ok
 - 
 
2224 
    xor   ebx,ebx
 - 
 
2225 
    mov   eax,ERROR_UNKNOWN_FS
 - 
 
2226 
    ret
 - 
 
2227 
 
 - 
 
2228 
  get_filesize_fat_ok:
 - 
 
2229 
;    call  reserve_hd1
 - 
 
2230 
 
 - 
 
2231 
    pushad
 - 
 
2232 
    xor   eax,eax
 - 
 
2233 
    test  edi,edi               ; is read rootdir?
 - 
 
2234 
    je    get_filesize_dirsize  ; yes
 - 
 
2235 
 
 - 
 
2236 
  get_filesize_no_root:
 - 
 
2237 
    mov   ebx,edx
 - 
 
2238 
    call  get_cluster_of_a_path
 - 
 
2239 
    jc    get_filesize_not_found
 - 
 
2240 
 
 - 
 
2241 
    mov   ebx,PUSHAD_EAX        ; file name
 - 
 
2242 
    call  analyze_directory
 - 
 
2243 
    jc    get_filesize_not_found
 - 
 
2244 
 
 - 
 
2245 
    mov   eax,[ebx+28]          ; file size
 - 
 
2246 
    test  byte [ebx+11],0x10    ; is it directory?
 - 
 
2247 
    jz    get_filesize_set_size ; no
 - 
 
2248 
 
 - 
 
2249 
    mov   eax,[ebx+20-2]        ; FAT entry
 - 
 
2250 
    mov   ax,[ebx+26]
 - 
 
2251 
    and   eax,[fatMASK]
 - 
 
2252 
 
 - 
 
2253 
  get_filesize_dirsize:
 - 
 
2254 
    call  get_dir_size
 - 
 
2255 
    cmp   [hd_error],0
 - 
 
2256 
    jne   get_filesize_access_denied
 - 
 
2257 
 
 - 
 
2258 
  get_filesize_set_size:
 - 
 
2259 
    mov   PUSHAD_EBX,eax
 - 
 
2260 
    popad
 - 
 
2261 
    mov   [hd1_status],0
 - 
 
2262 
    xor   eax,eax
 - 
 
2263 
    ret
 - 
 
2264 
 
 - 
 
2265 
  get_filesize_not_found:
 - 
 
2266 
    cmp   [hd_error],0
 - 
 
2267 
    jne   get_filesize_access_denied
 - 
 
2268 
    popad
 - 
 
2269 
    mov   [hd1_status],0
 - 
 
2270 
    xor   ebx,ebx
 - 
 
2271 
    mov   eax,ERROR_FILE_NOT_FOUND
 - 
 
2272 
    ret
 - 
 
2273 
 
 - 
 
2274 
  get_filesize_access_denied:
 - 
 
2275 
    popad
 - 
 
2276 
    mov   [hd1_status],0
 - 
 
2277 
    xor   ebx,ebx
 - 
 
2278 
    mov   eax,ERROR_ACCESS_DENIED
 - 
 
2279 
    ret
 - 
 
2280 
 
 - 
 
2281 
get_fileattr:
 - 
 
2282 
;-----------------------------------------------------------
 - 
 
2283 
; input  : eax = file name
 - 
 
2284 
;          edx = path
 - 
 
2285 
; output : eax = 0 - ok
 - 
 
2286 
;                3 - unknown FS
 - 
 
2287 
;                5 - file not found
 - 
 
2288 
;               10 - access denied
 - 
 
2289 
;          ebx = file attribute
 - 
 
2290 
;-----------------------------------------------------------
 - 
 
2291 
    cmp   [fat_type],0
 - 
 
2292 
    jnz   get_fileattr_fat_ok
 - 
 
2293 
    xor   ebx,ebx
 - 
 
2294 
    mov   eax,ERROR_UNKNOWN_FS
 - 
 
2295 
    ret
 - 
 
2296 
 
 - 
 
2297 
  get_fileattr_fat_ok:
 - 
 
2298 
;    call  reserve_hd1
 - 
 
2299 
 
 - 
 
2300 
    pushad
 - 
 
2301 
    mov   ebx,edx
 - 
 
2302 
    call  get_cluster_of_a_path
 - 
 
2303 
    jc    get_fileattr_not_found
 - 
 
2304 
 
 - 
 
2305 
    mov   ebx,PUSHAD_EAX        ; file name
 - 
 
2306 
    call  analyze_directory
 - 
 
2307 
    jc    get_fileattr_not_found
 - 
 
2308 
 
 - 
 
2309 
    movzx eax,byte [ebx+11]     ; file attribute
 - 
 
2310 
    mov   PUSHAD_EBX,eax
 - 
 
2311 
    popad
 - 
 
2312 
    mov   [hd1_status],0
 - 
 
2313 
    xor   eax,eax
 - 
 
2314 
    ret
 - 
 
2315 
 
 - 
 
2316 
  get_fileattr_not_found:
 - 
 
2317 
    cmp   [hd_error],0
 - 
 
2318 
    jne   get_fileattr_access_denied
 - 
 
2319 
    popad
 - 
 
2320 
    mov   [hd1_status],0
 - 
 
2321 
    xor   ebx,ebx
 - 
 
2322 
    mov   eax,ERROR_FILE_NOT_FOUND
 - 
 
2323 
    ret
 - 
 
2324 
 
 - 
 
2325 
  get_fileattr_access_denied:
 - 
 
2326 
    popad
 - 
 
2327 
    mov   [hd1_status],0
 - 
 
2328 
    xor   ebx,ebx
 - 
 
2329 
    mov   eax,ERROR_ACCESS_DENIED
 - 
 
2330 
    ret
 - 
 
2331 
 
 - 
 
2332 
get_filedate:
 - 
 
2333 
;-----------------------------------------------------------
 - 
 
2334 
; input  : eax = file name
 - 
 
2335 
;          edx = path
 - 
 
2336 
; output : eax = 0 - ok
 - 
 
2337 
;                3 - unknown FS
 - 
 
2338 
;                5 - file not found
 - 
 
2339 
;               10 - access denied
 - 
 
2340 
;          ebx = file date/time
 - 
 
2341 
;                bits 31..25 = year-1980
 - 
 
2342 
;                bits 24..21 = month
 - 
 
2343 
;                bits 20..16 = day
 - 
 
2344 
;                bits 15..11 = hour
 - 
 
2345 
;                bits 10..5  = minute
 - 
 
2346 
;                bits 4..0   = second/2
 - 
 
2347 
;-----------------------------------------------------------
 - 
 
2348 
    cmp   [fat_type],0
 - 
 
2349 
    jnz   get_filedate_fat_ok
 - 
 
2350 
    xor   ebx,ebx
 - 
 
2351 
    mov   eax,ERROR_UNKNOWN_FS
 - 
 
2352 
    ret
 - 
 
2353 
 
 - 
 
2354 
  get_filedate_fat_ok:
 - 
 
2355 
;    call  reserve_hd1
 - 
 
2356 
 
 - 
 
2357 
    pushad
 - 
 
2358 
    mov   ebx,edx
 - 
 
2359 
    call  get_cluster_of_a_path
 - 
 
2360 
    jc    get_filedate_not_found
 - 
 
2361 
 
 - 
 
2362 
    mov   ebx,PUSHAD_EAX        ; file name
 - 
 
2363 
    call  analyze_directory
 - 
 
2364 
    jc    get_filedate_not_found
 - 
 
2365 
 
 - 
 
2366 
    mov   eax,[ebx+22]          ; file date/time
 - 
 
2367 
    mov   PUSHAD_EBX,eax
 - 
 
2368 
    popad
 - 
 
2369 
    mov   [hd1_status],0
 - 
 
2370 
    xor   eax,eax
 - 
 
2371 
    ret
 - 
 
2372 
 
 - 
 
2373 
  get_filedate_not_found:
 - 
 
2374 
    cmp   [hd_error],0
 - 
 
2375 
    jne   get_filedate_access_denied
 - 
 
2376 
    popad
 - 
 
2377 
    mov   [hd1_status],0
 - 
 
2378 
    xor   ebx,ebx
 - 
 
2379 
    mov   eax,ERROR_FILE_NOT_FOUND
 - 
 
2380 
    ret
 - 
 
2381 
 
 - 
 
2382 
  get_filedate_access_denied:
 - 
 
2383 
    popad
 - 
 
2384 
    mov   [hd1_status],0
 - 
 
2385 
    xor   ebx,ebx
 - 
 
2386 
    mov   eax,ERROR_ACCESS_DENIED
 2208 
    ret
2387 
    ret
 2209 
 
2388 
 
 2210 
 
2389 
get_hd_info:
 2211 
get_hd_info:
2390 
;-----------------------------------------------------------
 2212 
;-----------------------------------------------------------
Line 2951... Line 2773...
2951 
        cmp     byte [esi], 0
 2773 
        cmp     byte [esi], 0
2952 
        jz      .found
 2774 
        jz      .found
2953 
        test    byte [edi+11], 10h
 2775 
        test    byte [edi+11], 10h
2954 
        jz      .notfound
 2776 
        jz      .notfound
2955 
        and     dword [esp+12], 0
 2777 
        and     dword [esp+12], 0
- 
 
 2778 
        mov     eax, [edi+20-2]
2956 
        movzx   eax, word [edi+26]      ; cluster
 2779 
        mov     ax, [edi+26]    ; cluster
2957 
.fat32:
 2780 
.fat32:
2958 
        mov     [esp+8], eax
 2781 
        mov     [esp+8], eax
2959 
        mov     dword [esp+4], fat_notroot_first
 2782 
        mov     dword [esp+4], fat_notroot_first
2960 
        mov     dword [esp], fat_notroot_next
 2783 
        mov     dword [esp], fat_notroot_next
2961 
        jmp     .loop
 2784 
        jmp     .loop