1
0
kolibrios/programs/develop/libraries/network/examples/dll.inc
CleverMouse 178bc5ad6f network library, version 1: inet_addr/ntoa, getaddrinfo/freeaddrinfo
git-svn-id: svn://kolibrios.org@1155 a494cfbc-eb01-0410-851d-a64ba20cac60
2009-09-09 11:46:09 +00:00

125 lines
1.9 KiB
PHP

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
; void* __stdcall mem.Alloc(unsigned size);
mem.Alloc:
push ebx ecx
mov ecx, [esp+12]
mcall 68, 12
pop ecx ebx
ret 4
; void* __stdcall mem.ReAlloc(void* mptr, unsigned size);
mem.ReAlloc:
push ebx ecx edx
mov edx, [esp+16]
mov ecx, [esp+20]
mcall 68, 20
pop edx ecx ebx
ret 8
; void __stdcall mem.Free(void* mptr);
mem.Free:
push ebx ecx
mov ecx, [esp+12]
mcall 68, 13
pop ecx ebx
ret 4
s_libdir:
db '/sys/lib/'
.fname rb 32