};
typedef abi_long (*TargetFdDataFunc)(void *, size_t);
+typedef abi_long (*TargetFdAddrFunc)(void *, abi_ulong, socklen_t);
typedef struct TargetFdTrans {
TargetFdDataFunc host_to_target_data;
TargetFdDataFunc target_to_host_data;
+ TargetFdAddrFunc target_to_host_addr;
} TargetFdTrans;
static TargetFdTrans **target_fd_trans;
return NULL;
}
+static TargetFdAddrFunc fd_trans_target_to_host_addr(int fd)
+{
+ if (fd < target_fd_max && target_fd_trans[fd]) {
+ return target_fd_trans[fd]->target_to_host_addr;
+ }
+ return NULL;
+}
+
static void fd_trans_register(int fd, TargetFdTrans *trans)
{
unsigned int oldmax;
return 0;
}
-static inline abi_long target_to_host_sockaddr(struct sockaddr *addr,
+static inline abi_long target_to_host_sockaddr(int fd, struct sockaddr *addr,
abi_ulong target_addr,
socklen_t len)
{
sa_family_t sa_family;
struct target_sockaddr *target_saddr;
+ if (fd_trans_target_to_host_addr(fd)) {
+ return fd_trans_target_to_host_addr(fd)(addr, target_addr, len);
+ }
+
target_saddr = lock_user(VERIFY_READ, target_addr, len, 1);
if (!target_saddr)
return -TARGET_EFAULT;
addr = alloca(addrlen+1);
- ret = target_to_host_sockaddr(addr, target_addr, addrlen);
+ ret = target_to_host_sockaddr(sockfd, addr, target_addr, addrlen);
if (ret)
return ret;
addr = alloca(addrlen+1);
- ret = target_to_host_sockaddr(addr, target_addr, addrlen);
+ ret = target_to_host_sockaddr(sockfd, addr, target_addr, addrlen);
if (ret)
return ret;
if (msgp->msg_name) {
msg.msg_namelen = tswap32(msgp->msg_namelen);
msg.msg_name = alloca(msg.msg_namelen+1);
- ret = target_to_host_sockaddr(msg.msg_name, tswapal(msgp->msg_name),
- msg.msg_namelen);
+ ret = target_to_host_sockaddr(fd, msg.msg_name,
+ tswapal(msgp->msg_name),
+ msg.msg_namelen);
if (ret) {
goto out2;
}
return -TARGET_EFAULT;
if (target_addr) {
addr = alloca(addrlen+1);
- ret = target_to_host_sockaddr(addr, target_addr, addrlen);
+ ret = target_to_host_sockaddr(fd, addr, target_addr, addrlen);
if (ret) {
unlock_user(host_msg, msg, 0);
return ret;