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sock: sock_copy_addr_to_user

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Matheus
2026-07-05 16:16:05 -03:00
parent 4699055cee
commit 7f8fd07f39
6 changed files with 67 additions and 33 deletions
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kernel-src/sys/syscalls/recvmsg.c
+6 -6
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@@ -82,17 +82,17 @@ syscallret_t syscall_recvmsg(context_t *, int fd, msghdr_t *umsghdr, int flags)
goto cleanup;
if (msghdr.addr) {
abisockaddr_t abisockaddr;
ret.errno = sock_addrtoabiaddr(socket->type, &sockaddr, &abisockaddr);
if (ret.errno)
goto cleanup;
void *ptr;
ret.errno = usercopy_fromuser(&ptr, &umsghdr->addr, sizeof(void *));
if (ret.errno)
goto cleanup;
ret.errno = usercopy_touser(ptr, &abisockaddr, min(sizeof(abisockaddr), msghdr.addrlen));
socklen_t actual_len;
ret.errno = sock_copy_addr_to_user(socket->type, &sockaddr, ptr, msghdr.addrlen, &actual_len);
if (ret.errno)
goto cleanup;
ret.errno = usercopy_touser(&umsghdr->addrlen, &actual_len, sizeof(actual_len));
if (ret.errno)
goto cleanup;
}