crypt/md5-crypt.s

   1         .text
   2 #APP
   3         .section __libc_freeres_ptrs, "aw", %nobits
   4         .previous
   5         .section        .rodata.str1.1,"aMS",@progbits,1
   6 .LC0:
   7         .string "$"
   8 #NO_APP
   9         .text
  10         .p2align 4,,15
  11         .globl  __md5_crypt_r
  12         .type   __md5_crypt_r, @function
  13 __md5_crypt_r:
  14         pushq   %rbp
  15         movq    %rsp, %rbp
  16         pushq   %r15
  17         pushq   %r14
  18         pushq   %r13
  19         pushq   %r12
  20         movq    %rdi, %r15
  21         pushq   %rbx
  22         leaq    md5_salt_prefix(%rip), %rdi
  23         movq    %rsi, %rbx
  24         subq    $456, %rsp
  25         movq    %rdx, -440(%rbp)
  26         movl    $3, %edx
  27         movl    %ecx, -404(%rbp)
  28         call    strncmp@PLT
  29         leaq    3(%rbx), %rdx
  30         testl   %eax, %eax
  31         leaq    .LC0(%rip), %rsi
  32         cmovne  %rbx, %rdx
  33         movq    %rdx, %rdi
  34         movq    %rdx, -432(%rbp)
  35         call    strcspn@PLT
  36         cmpq    $8, %rax
  37         movq    %rax, %rcx
  38         movl    $8, %eax
  39         cmovb   %rcx, %rax
  40         movq    %r15, %rdi
  41         movq    %rax, -424(%rbp)
  42         call    strlen@PLT
  43         testb   $3, %r15b
  44         movq    %rax, -416(%rbp)
  45         je      .L34
  46         leaq    4(%rax), %rbx
  47         movq    %rbx, %rdi
  48         call    __libc_alloca_cutoff@PLT
  49         testl   %eax, %eax
  50         jne     .L5
  51         cmpq    $4096, %rbx
  52         ja      .L68
  53 .L5:
  54         addq    $30, %rbx
  55         movq    $0, -456(%rbp)
  56         andq    $-16, %rbx
  57         subq    %rbx, %rsp
  58         leaq    15(%rsp), %rbx
  59         andq    $-16, %rbx
  60 .L7:
  61         movq    -416(%rbp), %rdx
  62         leaq    4(%rbx), %rdi
  63         movq    %r15, %rsi
  64         call    memcpy@PLT
  65         movq    %rax, %r15
  66         movq    %rax, -464(%rbp)
  67 .L4:
  68         testb   $3, -432(%rbp)
  69         movq    $0, -448(%rbp)
  70         jne     .L69
  71 .L8:
  72         leaq    -368(%rbp), %r12
  73         leaq    -208(%rbp), %rbx
  74         movq    %r12, %rdi
  75         call    __md5_init_ctx@PLT
  76         movq    -416(%rbp), %r14
  77         movq    %r12, %rdx
  78         movq    %r15, %rdi
  79         movq    %r14, %rsi
  80         call    __md5_process_bytes@PLT
  81         leaq    md5_salt_prefix(%rip), %rdi
  82         movq    %r12, %rdx
  83         movl    $3, %esi
  84         call    __md5_process_bytes@PLT
  85         movq    -432(%rbp), %r13
  86         movq    -424(%rbp), %rsi
  87         movq    %r12, %rdx
  88         movq    %r13, %rdi
  89         call    __md5_process_bytes@PLT
  90         movq    %rbx, %rdi
  91         movq    %rbx, -472(%rbp)
  92         call    __md5_init_ctx@PLT
  93         movq    %rbx, %rdx
  94         movq    %r14, %rsi
  95         movq    %r15, %rdi
  96         call    __md5_process_bytes@PLT
  97         movq    -424(%rbp), %rsi
  98         movq    %r13, %rdi
  99         movq    %rbx, %rdx
 100         leaq    -384(%rbp), %r13
 101         call    __md5_process_bytes@PLT
 102         movq    %rbx, %rdx
 103         movq    %r14, %rsi
 104         movq    %r15, %rdi
 105         call    __md5_process_bytes@PLT
 106         movq    %r13, %rsi
 107         movq    %rbx, %rdi
 108         call    __md5_finish_ctx@PLT
 109         cmpq    $16, %r14
 110         jbe     .L15
 111         leaq    -17(%r14), %rax
 112         leaq    -16(%r14), %rcx
 113         movq    %rax, -488(%rbp)
 114         andq    $-16, %rax
 115         movq    %rcx, -480(%rbp)
 116         subq    %rax, %rcx
 117         movq    %rcx, %rbx
 118         .p2align 4,,10
 119         .p2align 3
 120 .L16:
 121         movq    %r12, %rdx
 122         movl    $16, %esi
 123         movq    %r13, %rdi
 124         subq    $16, %r14
 125         call    __md5_process_bytes@PLT
 126         cmpq    %rbx, %r14
 127         jne     .L16
 128         movq    -488(%rbp), %r14
 129         movq    -480(%rbp), %rsi
 130         movq    %r12, %rdx
 131         movq    %r13, %rdi
 132         andq    $-16, %r14
 133         subq    %r14, %rsi
 134         call    __md5_process_bytes@PLT
 135         movb    $0, -384(%rbp)
 136 .L17:
 137         movq    -416(%rbp), %rbx
 138         .p2align 4,,10
 139         .p2align 3
 140 .L20:
 141         testb   $1, %bl
 142         movq    %r15, %rdi
 143         movq    %r12, %rdx
 144         cmovne  %r13, %rdi
 145         movl    $1, %esi
 146         call    __md5_process_bytes@PLT
 147         shrq    %rbx
 148         jne     .L20
 149 .L18:
 150         movq    %r13, %rsi
 151         movq    %r12, %rdi
 152         xorl    %ebx, %ebx
 153         call    __md5_finish_ctx@PLT
 154         jmp     .L27
 155         .p2align 4,,10
 156         .p2align 3
 157 .L73:
 158         movq    -416(%rbp), %rsi
 159         movq    %r15, %rdi
 160         call    __md5_process_bytes@PLT
 161 .L22:
 162         movabsq $-6148914691236517205, %rax
 163         mulq    %rbx
 164         shrq    %rdx
 165         leaq    (%rdx,%rdx,2), %rax
 166         cmpq    %rax, %rbx
 167         jne     .L70
 168 .L23:
 169         movabsq $5270498306774157605, %rax
 170         imulq   %rbx
 171         movq    %rbx, %rax
 172         sarq    $63, %rax
 173         sarq    %rdx
 174         subq    %rax, %rdx
 175         leaq    0(,%rdx,8), %rax
 176         subq    %rdx, %rax
 177         cmpq    %rax, %rbx
 178         jne     .L71
 179 .L24:
 180         testq   %r14, %r14
 181         movq    %r12, %rdx
 182         je      .L25
 183         movl    $16, %esi
 184         movq    %r13, %rdi
 185         call    __md5_process_bytes@PLT
 186 .L26:
 187         movq    %r13, %rsi
 188         movq    %r12, %rdi
 189         addq    $1, %rbx
 190         call    __md5_finish_ctx@PLT
 191         cmpq    $1000, %rbx
 192         je      .L72
 193 .L27:
 194         movq    %r12, %rdi
 195         movq    %rbx, %r14
 196         call    __md5_init_ctx@PLT
 197         andl    $1, %r14d
 198         movq    %r12, %rdx
 199         jne     .L73
 200         movl    $16, %esi
 201         movq    %r13, %rdi
 202         call    __md5_process_bytes@PLT
 203         jmp     .L22
 204         .p2align 4,,10
 205         .p2align 3
 206 .L25:
 207         movq    -416(%rbp), %rsi
 208         movq    %r15, %rdi
 209         call    __md5_process_bytes@PLT
 210         jmp     .L26
 211         .p2align 4,,10
 212         .p2align 3
 213 .L71:
 214         movq    -416(%rbp), %rsi
 215         movq    %r12, %rdx
 216         movq    %r15, %rdi
 217         call    __md5_process_bytes@PLT
 218         jmp     .L24
 219         .p2align 4,,10
 220         .p2align 3
 221 .L70:
 222         movq    -424(%rbp), %rsi
 223         movq    -432(%rbp), %rdi
 224         movq    %r12, %rdx
 225         call    __md5_process_bytes@PLT
 226         jmp     .L23
 227         .p2align 4,,10
 228         .p2align 3
 229 .L72:
 230         movl    -404(%rbp), %edx
 231         xorl    %ebx, %ebx
 232         movq    -440(%rbp), %rdi
 233         leaq    md5_salt_prefix(%rip), %rsi
 234         testl   %edx, %edx
 235         movl    %ebx, %edx
 236         cmovns  -404(%rbp), %edx
 237         movslq  %edx, %rdx
 238         call    __stpncpy@PLT
 239         movl    -404(%rbp), %ecx
 240         movq    -424(%rbp), %r15
 241         movq    %rax, %rdi
 242         movq    -432(%rbp), %rsi
 243         movq    %rax, -392(%rbp)
 244         leal    -3(%rcx), %edx
 245         testl   %edx, %edx
 246         movl    %edx, -404(%rbp)
 247         cmovs   %ebx, %edx
 248         movslq  %edx, %rdx
 249         cmpq    %r15, %rdx
 250         cmova   %r15, %rdx
 251         call    __stpncpy@PLT
 252         movl    -404(%rbp), %ecx
 253         movq    %rax, -392(%rbp)
 254         testl   %ecx, %ecx
 255         cmovns  %ecx, %ebx
 256         movslq  %ebx, %rdx
 257         cmpq    %r15, %rdx
 258         cmova   %r15, %rdx
 259         subl    %edx, %ecx
 260         testl   %ecx, %ecx
 261         movl    %ecx, -404(%rbp)
 262         jle     .L28
 263         leaq    1(%rax), %rdx
 264         movq    %rdx, -392(%rbp)
 265         movb    $36, (%rax)
 266         subl    $1, -404(%rbp)
 267 .L28:
 268         movzbl  -378(%rbp), %ecx
 269         movzbl  -384(%rbp), %edx
 270         leaq    -404(%rbp), %rbx
 271         movzbl  -372(%rbp), %r8d
 272         leaq    -392(%rbp), %r14
 273         movl    $4, %r9d
 274         movq    %rbx, %rsi
 275         movq    %r14, %rdi
 276         call    __b64_from_24bit@PLT
 277         movzbl  -377(%rbp), %ecx
 278         movzbl  -383(%rbp), %edx
 279         movl    $4, %r9d
 280         movzbl  -371(%rbp), %r8d
 281         movq    %rbx, %rsi
 282         movq    %r14, %rdi
 283         call    __b64_from_24bit@PLT
 284         movzbl  -376(%rbp), %ecx
 285         movzbl  -382(%rbp), %edx
 286         movl    $4, %r9d
 287         movzbl  -370(%rbp), %r8d
 288         movq    %rbx, %rsi
 289         movq    %r14, %rdi
 290         call    __b64_from_24bit@PLT
 291         movzbl  -375(%rbp), %ecx
 292         movzbl  -381(%rbp), %edx
 293         movl    $4, %r9d
 294         movzbl  -369(%rbp), %r8d
 295         movq    %rbx, %rsi
 296         movq    %r14, %rdi
 297         call    __b64_from_24bit@PLT
 298         movzbl  -374(%rbp), %ecx
 299         movzbl  -380(%rbp), %edx
 300         movl    $4, %r9d
 301         movzbl  -379(%rbp), %r8d
 302         movq    %rbx, %rsi
 303         movq    %r14, %rdi
 304         call    __b64_from_24bit@PLT
 305         movzbl  -373(%rbp), %r8d
 306         xorl    %ecx, %ecx
 307         xorl    %edx, %edx
 308         movl    $2, %r9d
 309         movq    %rbx, %rsi
 310         movq    %r14, %rdi
 311         call    __b64_from_24bit@PLT
 312         movl    -404(%rbp), %eax
 313         testl   %eax, %eax
 314         jle     .L74
 315         movq    -392(%rbp), %rax
 316         movq    -440(%rbp), %rbx
 317         movb    $0, (%rax)
 318 .L30:
 319         movq    %r12, %rdi
 320         call    __md5_init_ctx@PLT
 321         movq    %r13, %rsi
 322         movq    %r12, %rdi
 323         call    __md5_finish_ctx@PLT
 324         movl    $156, %edx
 325         movl    $156, %esi
 326         movq    %r12, %rdi
 327         call    __explicit_bzero_chk@PLT
 328         movq    -472(%rbp), %rdi
 329         movl    $156, %edx
 330         movl    $156, %esi
 331         call    __explicit_bzero_chk@PLT
 332         movq    -464(%rbp), %rax
 333         testq   %rax, %rax
 334         je      .L31
 335         movq    -416(%rbp), %rsi
 336         movq    $-1, %rdx
 337         movq    %rax, %rdi
 338         call    __explicit_bzero_chk@PLT
 339 .L31:
 340         movq    -448(%rbp), %rax
 341         testq   %rax, %rax
 342         je      .L32
 343         movq    -424(%rbp), %rsi
 344         movq    $-1, %rdx
 345         movq    %rax, %rdi
 346         call    __explicit_bzero_chk@PLT
 347 .L32:
 348         movq    -456(%rbp), %rdi
 349         call    free@PLT
 350 .L1:
 351         leaq    -40(%rbp), %rsp
 352         movq    %rbx, %rax
 353         popq    %rbx
 354         popq    %r12
 355         popq    %r13
 356         popq    %r14
 357         popq    %r15
 358         popq    %rbp
 359         ret
 360 .L34:
 361         movq    $0, -456(%rbp)
 362         movq    $0, -464(%rbp)
 363         jmp     .L4
 364 .L74:
 365         movq    errno@gottpoff(%rip), %rax
 366         xorl    %ebx, %ebx
 367         movl    $34, %fs:(%rax)
 368         jmp     .L30
 369 .L69:
 370         movq    -424(%rbp), %rsi
 371         leaq    34(%rsi), %rax
 372         andq    $-16, %rax
 373         subq    %rax, %rsp
 374         movl    %esi, %eax
 375         leaq    15(%rsp), %rdx
 376         andq    $-16, %rdx
 377         cmpl    $8, %esi
 378         leaq    4(%rdx), %rcx
 379         jnb     .L9
 380         andl    $4, %esi
 381         jne     .L75
 382         testl   %eax, %eax
 383         je      .L10
 384         movq    -432(%rbp), %rsi
 385         testb   $2, %al
 386         movzbl  (%rsi), %esi
 387         movb    %sil, 4(%rdx)
 388         jne     .L76
 389 .L10:
 390         movq    %rcx, -432(%rbp)
 391         movq    %rcx, -448(%rbp)
 392         jmp     .L8
 393 .L9:
 394         movq    -432(%rbp), %rdi
 395         addq    $8, %rdx
 396         movq    (%rdi), %rax
 397         movq    %rax, -4(%rdx)
 398         movq    -424(%rbp), %rbx
 399         movl    %ebx, %eax
 400         movq    -8(%rdi,%rax), %rsi
 401         movq    %rsi, -8(%rcx,%rax)
 402         movq    %rcx, %rax
 403         subq    %rdx, %rax
 404         subq    %rax, %rdi
 405         addl    %ebx, %eax
 406         andl    $-8, %eax
 407         movq    %rdi, %r8
 408         cmpl    $8, %eax
 409         jb      .L10
 410         andl    $-8, %eax
 411         xorl    %esi, %esi
 412 .L13:
 413         movl    %esi, %edi
 414         addl    $8, %esi
 415         movq    (%r8,%rdi), %r9
 416         cmpl    %eax, %esi
 417         movq    %r9, (%rdx,%rdi)
 418         jb      .L13
 419         jmp     .L10
 420 .L15:
 421         movq    -416(%rbp), %rbx
 422         movq    %r12, %rdx
 423         movq    %r13, %rdi
 424         movq    %rbx, %rsi
 425         call    __md5_process_bytes@PLT
 426         testq   %rbx, %rbx
 427         movb    $0, -384(%rbp)
 428         je      .L18
 429         jmp     .L17
 430         .p2align 4,,10
 431         .p2align 3
 432 .L75:
 433         movq    -432(%rbp), %rdi
 434         movl    (%rdi), %esi
 435         movl    %esi, 4(%rdx)
 436         movl    -4(%rdi,%rax), %edx
 437         movl    %edx, -4(%rcx,%rax)
 438         jmp     .L10
 439 .L68:
 440         movq    %rbx, %rdi
 441         call    malloc@PLT
 442         testq   %rax, %rax
 443         movq    %rax, %rbx
 444         je      .L1
 445         movq    %rax, -456(%rbp)
 446         jmp     .L7
 447 .L76:
 448         movq    -432(%rbp), %rsi
 449         movzwl  -2(%rsi,%rax), %edx
 450         movw    %dx, -2(%rcx,%rax)
 451         jmp     .L10
 452         .size   __md5_crypt_r, .-__md5_crypt_r
 453         .p2align 4,,15
 454         .globl  __md5_crypt
 455         .type   __md5_crypt, @function
 456 __md5_crypt:
 457         pushq   %r12
 458         pushq   %rbp
 459         movq    %rdi, %r12
 460         pushq   %rbx
 461         movq    %rsi, %rdi
 462         movq    %rsi, %rbp
 463         call    strlen@PLT
 464         movl    buflen.5407(%rip), %ecx
 465         leal    31(%rax), %ebx
 466         movq    buffer(%rip), %rdx
 467         cmpl    %ebx, %ecx
 468         jge     .L78
 469         movq    %rdx, %rdi
 470         movslq  %ebx, %rsi
 471         call    realloc@PLT
 472         testq   %rax, %rax
 473         movq    %rax, %rdx
 474         je      .L77
 475         movq    %rax, buffer(%rip)
 476         movl    %ebx, buflen.5407(%rip)
 477         movl    %ebx, %ecx
 478 .L78:
 479         popq    %rbx
 480         movq    %rbp, %rsi
 481         movq    %r12, %rdi
 482         popq    %rbp
 483         popq    %r12
 484         jmp     __md5_crypt_r
 485         .p2align 4,,10
 486         .p2align 3
 487 .L77:
 488         popq    %rbx
 489         xorl    %eax, %eax
 490         popq    %rbp
 491         popq    %r12
 492         ret
 493         .size   __md5_crypt, .-__md5_crypt
 494         .local  buflen.5407
 495         .comm   buflen.5407,4,4
 496         .section        __libc_freeres_ptrs
 497         #,"aw",@progbits
 498         .align 8
 499         .type   buffer, @object
 500         .size   buffer, 8
 501 buffer:
 502         .zero   8
 503         .section        .rodata.str1.1
 504         .type   md5_salt_prefix, @object
 505         .size   md5_salt_prefix, 4
 506 md5_salt_prefix:
 507         .string "$1$"