常见语言编写的exe入口点代码

Ddelphi:

55            PUSH EBP
8BEC          MOV EBP,ESP
83C4 F0       ADD ESP,-10
B8 A86F4B00   MOV EAX,PE.004B6FA8

VC++

55            PUSH EBP
8BEC          MOV EBP,ESP
83EC 44       SUB ESP,44
56            PUSH ESI

VB:

00401166  - FF25 6C104000   JMP DWORD PTR DS:[<&MSVBVM60.#100>]      ; MSVBVM60.ThunRTMain
0040116C >  68 147C4000     PUSH PACKME.00407C14
00401171    E8 F0FFFFFF     CALL <JMP.&MSVBVM60.#100>
00401176    0000            ADD BYTE PTR DS:[EAX],AL
00401178    0000            ADD BYTE PTR DS:[EAX],AL
0040117A    0000            ADD BYTE PTR DS:[EAX],AL
0040117C    3000            XOR BYTE PTR DS:[EAX],AL

BC++

0040163C > $ /EB 10         JMP SHORT BCLOCK.0040164E
0040163E     |66            DB 66                                    ;  CHAR 'f'
0040163F     |62            DB 62                                    ;  CHAR 'b'
00401640     |3A            DB 3A                                    ;  CHAR ':'
00401641     |43            DB 43                                    ;  CHAR 'C'
00401642     |2B            DB 2B                                    ;  CHAR '+'
00401643     |2B            DB 2B                                    ;  CHAR '+'
00401644     |48            DB 48                                    ;  CHAR 'H'
00401645     |4F            DB 4F                                    ;  CHAR 'O'
00401646     |4F            DB 4F                                    ;  CHAR 'O'
00401647     |4B            DB 4B                                    ;  CHAR 'K'
00401648     |90            NOP
00401649     |E9            DB E9
0040164A   . |98E04E00      DD OFFSET BCLOCK.___CPPdebugHook
0040164E   > \A1 8BE04E00   MOV EAX,DWORD PTR DS:[4EE08B]
00401653   .  C1E0 02       SHL EAX,2
00401656   .  A3 8FE04E00   MOV DWORD PTR DS:[4EE08F],EAX
0040165B   .  52            PUSH EDX
0040165C   .  6A 00         PUSH 0                                   ; /pModule = NULL
0040165E   .  E8 DFBC0E00   CALL <JMP.&KERNEL32.GetModuleHandleA>    ; \GetModuleHandleA
00401663   .  8BD0          MOV EDX,EAX

Dasm:

00401000 >/$  6A 00         PUSH 0                                   ; /pModule = NULL
00401002  |.  E8 C50A0000   CALL <JMP.&KERNEL32.GetModuleHandleA>    ; \GetModuleHandleA
00401007  |.  A3 0C354000   MOV DWORD PTR DS:[40350C],EAX
0040100C  |.  E8 B50A0000   CALL <JMP.&KERNEL32.GetCommandLineA>     ; [GetCommandLineA
00401011  |.  A3 10354000   MOV DWORD PTR DS:[403510],EAX
00401016  |.  6A 0A         PUSH 0A                                  ; /Arg4 = 0000000A
00401018  |.  FF35 10354000 PUSH DWORD PTR DS:[403510]               ; |Arg3 = 00000000
0040101E  |.  6A 00         PUSH 0                                   ; |Arg2 = 00000000
00401020  |.  FF35 0C354000 PUSH DWORD PTR DS:[40350C]               ; |Arg1 = 00000000