| 0,0 → 1,99 |
|---|
| |
| proc dll.Load, import_table:dword |
| mov esi,[import_table] |
| .next_lib: mov edx,[esi] |
| or edx,edx |
| jz .exit |
| push esi |
| mov esi,[esi+4] |
| mov edi,s_libdir.fname |
| @@: lodsb |
| stosb |
| or al,al |
| jnz @b |
| mcall 68,19,s_libdir |
| or eax,eax |
| jz .fail |
| stdcall dll.Link,eax,edx |
| push eax |
| mov eax, [eax] |
| cmp dword [eax], 'lib_' |
| pop eax |
| jnz @f |
| stdcall dll.Init,[eax+4] |
| @@: |
| pop esi |
| add esi,8 |
| jmp .next_lib |
| .exit: xor eax,eax |
| ret |
| .fail: add esp,4 |
| xor eax,eax |
| inc eax |
| ret |
| endp |
| |
| proc dll.Link, exp:dword,imp:dword |
| push eax |
| mov esi,[imp] |
| test esi,esi |
| jz .done |
| .next: lodsd |
| test eax,eax |
| jz .done |
| stdcall dll.GetProcAddress,[exp],eax |
| or eax,eax |
| jz @f |
| mov [esi-4],eax |
| jmp .next |
| @@: mov dword[esp],0 |
| .done: pop eax |
| ret |
| endp |
| |
| proc dll.Init, dllentry:dword |
| pushad |
| mov eax,mem.Alloc |
| mov ebx,mem.Free |
| mov ecx,mem.ReAlloc |
| mov edx,dll.Load |
| stdcall [dllentry] |
| popad |
| ret |
| endp |
| |
| proc dll.GetProcAddress, exp:dword,sz_name:dword |
| mov edx,[exp] |
| xor eax,eax |
| .next: or edx,edx |
| jz .end |
| cmp dword[edx],0 |
| jz .end |
| stdcall strcmp,[edx],[sz_name] |
| test eax,eax |
| jz .ok |
| add edx,8 |
| jmp .next |
| .ok: mov eax,[edx+4] |
| .end: ret |
| endp |
| |
| proc strcmp, str1:dword,str2:dword |
| push esi edi |
| mov esi,[str1] |
| mov edi,[str2] |
| xor eax,eax |
| @@: lodsb |
| scasb |
| jne .fail |
| or al,al |
| jnz @b |
| jmp .ok |
| .fail: or eax,-1 |
| .ok: pop edi esi |
| ret |
| endp |
| |
| s_libdir: |
| db '/sys/lib/' |
| .fname rb 32 |