37 lines
898 B
Text
37 lines
898 B
Text
|
.text
|
||
|
|
|
||
|
|
.global connect
|
||
|
|
connect:
|
||
|
|
mov r3, #2 ; s->sin_family = AF_INET
|
||
|
|
strh r3, [sp]
|
||
|
|
ldr r3, =server_port ; s->sin_port = server_port
|
||
|
|
ldr r3, [r3]
|
||
|
|
strh r3, [sp, #2]
|
||
|
|
ldr r3, =server_addr ; s->sin_addr = server_addr
|
||
|
|
ldr r3, [r3]
|
||
|
|
str r3, [sp, #4]
|
||
|
|
mov r3, #0 ; bzero(&s->sin_zero)
|
||
|
|
str r3, [sp, #8]
|
||
|
|
str r3, [sp, #12]
|
||
|
|
mov r1, sp ; const struct sockaddr *addr = sp
|
||
|
|
|
||
|
|
ldr r7, =connect_call
|
||
|
|
ldr r7, [r7]
|
||
|
|
swi #0
|
||
|
|
|
||
|
|
add sp, sp, #16
|
||
|
|
pop {r0} ; pop sockfd
|
||
|
|
|
||
|
|
pop {r7}
|
||
|
|
pop {fp, ip, lr}
|
||
|
|
mov sp, ip
|
||
|
|
bx lr
|
||
|
|
|
||
|
|
.data
|
||
|
|
socket_call: .long 281
|
||
|
|
connect_call: .long 283
|
||
|
|
|
||
|
|
/* all addresses are network byte-order (big-endian) */
|
||
|
|
server_addr: .long 0x0100007f ; localhost
|
||
|
|
server_port: .hword 0x0b1a
|