Function Graph 0Basic Block 0Opcode: 55sub_804b5f0:Opcode: 55push    ebpOpcode: 89 e5mov     ebp, espOpcode: 81 ec a8 00 00 00sub     esp, 0xa8 {var_ac}Opcode: 8b 45 08mov     eax, dword [ebp+0x8 {arg_4}]Opcode: 89 45 f8mov     dword [ebp-0x8 {var_c}], eaxOpcode: 81 7d f8 00 00 00 00cmp     dword [ebp-0x8 {var_c}], 0x0Opcode: 0f 85 17 00 00 00jne     0x804b623Basic Block 1Opcode: 8d 05 2e 00 05 08lea     eax, [data_805002e]  {"passwd"}Opcode: 8d 0d df 01 05 08lea     ecx, [data_80501df]Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: 89 4c 24 04mov     dword [esp+0x4 {var_a8}], ecxOpcode: e8 75 e9 ff ffcall    sub_8049fb0Opcode: 89 45 f4mov     dword [ebp-0xc {var_10}], eaxOpcode: 3d 00 00 00 00cmp     eax, 0x0Opcode: 0f 85 17 00 00 00jne     0x804b660Basic Block 2Opcode: 8d 05 ac 02 05 08lea     eax, [data_80502ac]  {"Invalid username"}Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: e8 66 df ff ffcall    sub_8049580Opcode: c6 45 ff 00mov     byte [ebp-0x1 {var_5}], 0x0Opcode: e9 0e 01 00 00jmp     0x804b731Basic Block 3Opcode: e9 00 00 00 00jmp     0x804b665Basic Block 4Opcode: 8d 05 d3 02 05 08lea     eax, [data_80502d3]  {"Unable to open passwd file"}Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: e8 29 df ff ffcall    sub_8049580Opcode: c6 45 ff 00mov     byte [ebp-0x1 {var_5}], 0x0Opcode: e9 d1 00 00 00jmp     0x804b731Basic Block 5Opcode: e9 16 3a 00 00jmp     0x804f14cBasic Block 6Opcode: b8 7f 00 00 00mov     eax, 0x7fOpcode: 8d 8d 74 ff ff fflea     ecx, [ebp-0x8c] {var_90}Opcode: 8b 55 f4mov     edx, dword [ebp-0xc {var_10}]Opcode: 89 0c 24mov     dword [esp {var_ac}], ecxOpcode: c7 44 24 04 7f 00 00 00mov     dword [esp+0x4 {var_a8}], 0x7fOpcode: 89 54 24 08mov     dword [esp+0x8 {var_a4}], edxOpcode: 89 85 6c ff ff ffmov     dword [ebp-0x94 {var_98}], eaxOpcode: e8 93 f1 ff ffcall    sub_804a820Opcode: 3d 00 00 00 00cmp     eax, 0x0Opcode: 0f 84 7f 00 00 00je      0x804b717Basic Block 7Opcode: 0f b6 45 ffmovzx   eax, byte [ebp-0x1 {var_5}]Opcode: 81 c4 a8 00 00 00add     esp, 0xa8 {var_4}Opcode: 5dpop     ebpOpcode: 51push    ecxOpcode: 8b 4c 24 04mov     ecx, dword [esp+0x4 {__return_addr}]Opcode: 03 49 fcadd     ecx, dword [ecx-0x4]Opcode: 81 f9 f0 b5 04 08cmp     ecx, sub_804b5f0Opcode: 74 05je      0x804f16cBasic Block 8Opcode: 8b 45 f4mov     eax, dword [ebp-0xc {var_10}]Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: e8 ae ed ff ffcall    sub_804a4d0Opcode: 88 85 6a ff ff ffmov     byte [ebp-0x96 {var_9a}], alOpcode: e8 a3 de ff ffcall    sub_80495d0Opcode: c6 45 ff 00mov     byte [ebp-0x1 {var_5}], 0x0Basic Block 9Opcode: 8d 05 f2 02 05 08lea     eax, [data_80502f2]Opcode: 8d 8d 74 ff ff fflea     ecx, [ebp-0x8c] {var_90}Opcode: 89 0c 24mov     dword [esp {var_ac}], ecxOpcode: 89 44 24 04mov     dword [esp+0x4 {var_a8}], eaxOpcode: e8 e0 41 00 00call    sub_804f890Opcode: 89 85 70 ff ff ffmov     dword [ebp-0x90 {var_94}], eaxOpcode: 3d 00 00 00 00cmp     eax, 0x0Opcode: 0f 85 17 00 00 00jne     0x804b6d8Basic Block 10Opcode: 59pop     ecxOpcode: c3retn    Basic Block 11Opcode: e8 ad b6 ff ffcall    sub_804a819Opcode: e8 ad b6 ff ff{ Does not return }Basic Block 12Opcode: 8b 85 70 ff ff ffmov     eax, dword [ebp-0x90 {var_94}]Opcode: 8b 4d f8mov     ecx, dword [ebp-0x8 {var_c}]Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: 89 4c 24 04mov     dword [esp+0x4 {var_a8}], ecxOpcode: e8 a3 43 00 00call    sub_804fa90Opcode: 3d 00 00 00 00cmp     eax, 0x0Opcode: 0f 85 1a 00 00 00jne     0x804b712Basic Block 13Opcode: 8d 05 f4 02 05 08lea     eax, [data_80502f4]  {"Failed to parse passwd file"}Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: e8 b1 de ff ffcall    sub_8049580Opcode: c6 45 ff 00mov     byte [ebp-0x1 {var_5}], 0x0Opcode: e9 59 00 00 00jmp     0x804b731Basic Block 14Opcode: e9 4e ff ff ffjmp     0x804b665Basic Block 15Opcode: 8b 45 f4mov     eax, dword [ebp-0xc {var_10}]Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: e8 cd ed ff ffcall    sub_804a4d0Opcode: c6 45 ff 01mov     byte [ebp-0x1 {var_5}], 0x1Opcode: 88 85 6b ff ff ffmov     byte [ebp-0x95 {var_99}], alOpcode: e9 1f 00 00 00jmp     0x804b731