Function Graph 0Basic Block 0Opcode: 90sub_804b260:Opcode: 90nop     Opcode: 58pop     eaxOpcode: 33 05 4a 00 05 08xor     eax, dword [data_805004a]Opcode: 50push    eaxOpcode: 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: 83 7d f8 00cmp     dword [ebp-0x8 {var_c}], 0x0Opcode: 75 17jne     0x804b295Basic Block 1Opcode: 8d 05 1e fa 04 08lea     eax, [data_804fa1e]  {"passwd"}Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: c7 44 24 04 cf fb 04 08mov     dword [esp+0x4 {var_a8}], data_804fbcfOpcode: e8 a5 ec ff ffcall    sub_8049f50Opcode: 89 45 f4mov     dword [ebp-0xc {var_10}], eaxOpcode: 83 f8 00cmp     eax, 0x0Opcode: 75 17jne     0x804b2caBasic Block 2Opcode: 8d 05 9c fc 04 08lea     eax, [data_804fc9c]  {"Invalid username"}Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: e8 64 e3 ff ffcall    sub_80495f0Opcode: c6 45 ff 00mov     byte [ebp-0x1 {var_5}], 0x0Opcode: e9 eb 00 00 00jmp     0x804b380Basic Block 3Opcode: eb 00jmp     0x804b2ccBasic Block 4Opcode: 8d 05 c3 fc 04 08lea     eax, [data_804fcc3]  {"Unable to open passwd file"}Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: e8 2f e3 ff ffcall    sub_80495f0Opcode: c6 45 ff 00mov     byte [ebp-0x1 {var_5}], 0x0Opcode: e9 b6 00 00 00jmp     0x804b380Basic Block 5Opcode: 0f b6 45 ffmovzx   eax, byte [ebp-0x1 {var_5}]Opcode: 81 c4 a8 00 00 00add     esp, 0xa8 {var_4}Opcode: 5dpop     ebpOpcode: e8 a0 cf ff ffcall    sub_8048330Opcode: c3retn    Basic 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 6c f3 ff ffcall    sub_804a660Opcode: 83 f8 00cmp     eax, 0x0Opcode: 74 6dje      0x804b366Basic Block 7Opcode: 8b 45 f4mov     eax, dword [ebp-0xc {var_10}]Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: e8 ff ef ff ffcall    sub_804a370Opcode: 88 85 6a ff ff ffmov     byte [ebp-0x96 {var_9a}], alOpcode: e8 d4 e2 ff ffcall    sub_8049650Opcode: c6 45 ff 00mov     byte [ebp-0x1 {var_5}], 0x0Basic Block 8Opcode: 8d 05 e2 fc 04 08lea     eax, [data_804fce2]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 bf 3a 00 00call    sub_804edd0Opcode: 89 85 70 ff ff ffmov     dword [ebp-0x90 {var_94}], eaxOpcode: 83 f8 00cmp     eax, 0x0Opcode: 75 14jne     0x804b330Basic Block 9Opcode: 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 1b 3c 00 00call    sub_804ef60Opcode: 83 f8 00cmp     eax, 0x0Opcode: 75 17jne     0x804b361Basic Block 10Opcode: 8d 05 e4 fc 04 08lea     eax, [data_804fce4]  {"Failed to parse passwd file"}Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: e8 c6 e2 ff ffcall    sub_80495f0Opcode: c6 45 ff 00mov     byte [ebp-0x1 {var_5}], 0x0Opcode: eb 50jmp     0x804b380Basic Block 11Opcode: e9 66 ff ff ffjmp     0x804b2ccBasic Block 12Opcode: 8b 45 f4mov     eax, dword [ebp-0xc {var_10}]Opcode: 89 04 24mov     dword [esp {var_ac}], eaxOpcode: e8 1b f0 ff ffcall    sub_804a370Opcode: c6 45 ff 01mov     byte [ebp-0x1 {var_5}], 0x1Opcode: 88 85 6b ff ff ffmov     byte [ebp-0x95 {var_99}], alOpcode: eb 1fjmp     0x804b380