Use null-terminated IP address for socket addr lookup

This commit is contained in:
John Bintz 2024-04-17 19:37:05 -04:00
parent fbc9dae690
commit 1645cf9ad4
2 changed files with 20 additions and 10 deletions

View File

@ -366,14 +366,18 @@ _ToSockaddr_PortOK:
MOVE.L sockaddr_ram-MB(A3),A0 MOVE.L sockaddr_ram-MB(A3),A0
ADD.L D3,A0 ; A0 contains our offset in ram ADD.L D3,A0 ; A0 contains our offset in ram
MOVE.B #len_sockaddr_in,sockaddr_in_sin_len(A0) MOVEM.L A1-A3/D3,-(SP)
MOVE.B #AF_INET,sockaddr_in_sin_family(A0)
MOVE.W D2,sockaddr_in_sin_port(A0)
MOVEM.L A0-A3/D3,-(SP) MOVE.L D1,A1 ; ip string address
MOVE.W (A1)+,D3 ; string length
MOVE.L D1,A0 ; ip address ; temporarily store a null-terminated copy of the ip string in A0
ADDQ #2,A0 ; string data starts 2 bytes in MOVE.L A0,A2
SUBQ #1,D3 ; DBRA loop runs D3 + 1 times
_ToSockaddr_CopyIPString:
MOVE.B (A1)+,(A2)+
DBRA D3,_ToSockaddr_CopyIPString
MOVE.B #0,(A2) ; end of string
; if the string contains "INADDR_ANY", we use that value instead ; if the string contains "INADDR_ANY", we use that value instead
MOVE.L A0,A1 MOVE.L A0,A1
@ -397,8 +401,15 @@ _ToSockaddr_ParseIPAddress:
CALLLIB inet_addr CALLLIB inet_addr
_ToSockaddr_DoneParsing: _ToSockaddr_DoneParsing:
MOVEM.L (SP)+,A0-A3/D3 MOVEM.L (SP)+,A1-A3/D3
MOVE.L D0,sockaddr_in_sin_addr(A0)
; create struct sockaddr_in
MOVE.W #AF_INET,sockaddr_in_sin_family(A0)
MOVE.W D2,sockaddr_in_sin_port(A0)
LEA sockaddr_in_sin_addr(A0),A3
MOVE.L D0,(A3)+
CLR.L (A3)+
CLR.L (A3)+
MOVE.L A0,D0 MOVE.L A0,D0
MOVEM.L (SP)+,A0/A3/D3 MOVEM.L (SP)+,A0/A3/D3

View File

@ -16,8 +16,7 @@ SO_REUSEADDR EQU $4
MAX_SOCKETS EQU 64 MAX_SOCKETS EQU 64
len_sockaddr_in EQU 16 len_sockaddr_in EQU 16
sockaddr_in_sin_len EQU 0 sockaddr_in_sin_family EQU 0
sockaddr_in_sin_family EQU 1
sockaddr_in_sin_port EQU 2 sockaddr_in_sin_port EQU 2
sockaddr_in_sin_addr EQU 4 sockaddr_in_sin_addr EQU 4