uint32_t accept_stat;
};
+/* Routines for XDR-encoding to a growable string. */
+static bool_t xdr_string_putlong(XDR *xdrs, const long *lp)
+{
+ GString *str = (GString *)xdrs->x_private;
+ uint32_t data = htonl(*lp);
+ g_string_set_size(str, str->len + 4);
+ memcpy(str->str + str->len - 4, &data, 4);
+ return TRUE;
+}
+
+static bool_t xdr_string_putbytes(XDR *xdrs, const char *addr, u_int len)
+{
+ GString *str = (GString *)xdrs->x_private;
+ g_string_set_size(str, str->len + len);
+ memcpy(str->str + str->len - len, addr, len);
+ return TRUE;
+}
+
+static u_int xdr_string_getpos(const XDR *xdrs)
+{
+ GString *str = (GString *)xdrs->x_private;
+ return str->len;
+}
+
+static bool_t xdr_string_putint32(XDR *xdrs, const int32_t *ip)
+{
+ GString *str = (GString *)xdrs->x_private;
+ uint32_t data = htonl(*ip);
+ g_string_set_size(str, str->len + 4);
+ memcpy(str->str + str->len - 4, &data, 4);
+ return TRUE;
+}
+
+static int32_t *xdr_string_inline(XDR *xdrs, u_int len)
+{
+ GString *str = (GString *)xdrs->x_private;
+ g_string_set_size(str, str->len + len);
+ return (int32_t *)(str->str + str->len - len);
+}
+
+static void xdr_string_destroy(XDR *xdrs)
+{
+}
+
+static struct xdr_ops xdr_string_ops = {
+ .x_putlong = xdr_string_putlong,
+ .x_putbytes = xdr_string_putbytes,
+ .x_getpostn = xdr_string_getpos,
+ .x_putint32 = xdr_string_putint32,
+ .x_inline = xdr_string_inline,
+ .x_destroy = xdr_string_destroy,
+};
+
+static void xdr_string_create(XDR *xdrs, GString *string, enum xdr_op op)
+{
+ xdrs->x_op = op;
+ xdrs->x_ops = &xdr_string_ops;
+ xdrs->x_private = (char *)string;
+ xdrs->x_base = NULL;
+ xdrs->x_handy = 0;
+}
+
static void
async_rpc_send_failure(RPCRequest *req, enum accept_stat stat)
{
struct rpc_fail_reply header;
- fprintf(stderr, "Sending RPC failure status %d\n", stat);
-
header.xid = htonl(req->xid);
header.type = htonl(1); /* REPLY */
header.stat = htonl(MSG_ACCEPTED);
async_rpc_write(req->connection, (const char *)&header, sizeof(header));
g_io_channel_flush(req->connection->channel, NULL);
+ if (req->args != NULL) {
+ char buf[4];
+ XDR xdr;
+ xdrmem_create(&xdr, buf, sizeof(buf), XDR_FREE);
+ if (!req->xdr_args_free(&xdr, req->args)) {
+ fprintf(stderr, "unable to free arguments");
+ }
+ }
+
if (req->raw_args != NULL)
g_string_free(req->raw_args, TRUE);
+ g_free(req);
+}
+
+void
+async_rpc_send_reply(RPCRequest *req, void *result)
+{
+ GString *str = g_string_new("");
+ XDR xdr_out;
+ xdr_string_create(&xdr_out, str, XDR_ENCODE);
+ if (!req->xdr_result(&xdr_out, result)) {
+ async_rpc_send_failure(req, SYSTEM_ERR);
+ g_string_free(str, TRUE);
+ return;
+ }
+
+ struct rpc_reply header;
+ header.xid = htonl(req->xid);
+ header.type = htonl(1); /* REPLY */
+ header.stat = htonl(MSG_ACCEPTED);
+ header.verf_flavor = 0;
+ header.verf_len = 0;
+ header.accept_stat = 0;
+
+ gsize msg_size = str->len;
+ uint32_t fragment = htonl((msg_size + sizeof(header)) | 0x80000000);
+ async_rpc_write(req->connection, (const char *)&fragment, sizeof(fragment));
+ async_rpc_write(req->connection, (const char *)&header, sizeof(header));
+ async_rpc_write(req->connection, str->str, str->len);
+ g_io_channel_flush(req->connection->channel, NULL);
+
+ /* Clean up. */
+ g_string_free(str, TRUE);
+
if (req->args != NULL) {
char buf[4];
XDR xdr;
}
}
+ if (req->raw_args != NULL)
+ g_string_free(req->raw_args, TRUE);
+
g_free(req);
}
};
char *result;
xdrproc_t _xdr_argument, _xdr_result;
- char *(*local)(char *, struct svc_req *);
+ char *(*local)(char *, RPCRequest *);
+
+ printf("Dispatched NFS RPC message type %d\n", req->req_proc);
switch (req->req_proc) {
case NFSPROC3_NULL:
_xdr_argument = (xdrproc_t) xdr_void;
_xdr_result = (xdrproc_t) xdr_void;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_null_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_null_3_svc;
break;
case NFSPROC3_GETATTR:
_xdr_argument = (xdrproc_t) xdr_nfs_fh3;
_xdr_result = (xdrproc_t) xdr_getattr3res;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_getattr_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_getattr_3_svc;
break;
case NFSPROC3_SETATTR:
_xdr_argument = (xdrproc_t) xdr_setattr3args;
_xdr_result = (xdrproc_t) xdr_wccstat3;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_setattr_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_setattr_3_svc;
break;
case NFSPROC3_LOOKUP:
_xdr_argument = (xdrproc_t) xdr_diropargs3;
_xdr_result = (xdrproc_t) xdr_lookup3res;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_lookup_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_lookup_3_svc;
break;
case NFSPROC3_ACCESS:
_xdr_argument = (xdrproc_t) xdr_access3args;
_xdr_result = (xdrproc_t) xdr_access3res;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_access_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_access_3_svc;
break;
case NFSPROC3_READLINK:
_xdr_argument = (xdrproc_t) xdr_nfs_fh3;
_xdr_result = (xdrproc_t) xdr_readlink3res;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_readlink_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_readlink_3_svc;
break;
case NFSPROC3_READ:
_xdr_argument = (xdrproc_t) xdr_read3args;
_xdr_result = (xdrproc_t) xdr_read3res;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_read_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_read_3_svc;
break;
case NFSPROC3_WRITE:
_xdr_argument = (xdrproc_t) xdr_write3args;
_xdr_result = (xdrproc_t) xdr_write3res;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_write_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_write_3_svc;
break;
case NFSPROC3_CREATE:
_xdr_argument = (xdrproc_t) xdr_create3args;
_xdr_result = (xdrproc_t) xdr_diropres3;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_create_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_create_3_svc;
break;
case NFSPROC3_MKDIR:
_xdr_argument = (xdrproc_t) xdr_mkdir3args;
_xdr_result = (xdrproc_t) xdr_diropres3;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_mkdir_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_mkdir_3_svc;
break;
case NFSPROC3_SYMLINK:
_xdr_argument = (xdrproc_t) xdr_symlink3args;
_xdr_result = (xdrproc_t) xdr_diropres3;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_symlink_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_symlink_3_svc;
break;
case NFSPROC3_MKNOD:
_xdr_argument = (xdrproc_t) xdr_mknod3args;
_xdr_result = (xdrproc_t) xdr_diropres3;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_mknod_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_mknod_3_svc;
break;
case NFSPROC3_REMOVE:
_xdr_argument = (xdrproc_t) xdr_diropargs3;
_xdr_result = (xdrproc_t) xdr_wccstat3;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_remove_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_remove_3_svc;
break;
case NFSPROC3_RMDIR:
_xdr_argument = (xdrproc_t) xdr_diropargs3;
_xdr_result = (xdrproc_t) xdr_wccstat3;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_rmdir_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_rmdir_3_svc;
break;
case NFSPROC3_RENAME:
_xdr_argument = (xdrproc_t) xdr_rename3args;
_xdr_result = (xdrproc_t) xdr_rename3res;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_rename_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_rename_3_svc;
break;
case NFSPROC3_LINK:
_xdr_argument = (xdrproc_t) xdr_link3args;
_xdr_result = (xdrproc_t) xdr_link3res;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_link_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_link_3_svc;
break;
case NFSPROC3_READDIR:
_xdr_argument = (xdrproc_t) xdr_readdir3args;
_xdr_result = (xdrproc_t) xdr_readdir3res;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_readdir_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_readdir_3_svc;
break;
case NFSPROC3_READDIRPLUS:
_xdr_argument = (xdrproc_t) xdr_readdirplus3args;
_xdr_result = (xdrproc_t) xdr_readdirplus3res;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_readdirplus_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_readdirplus_3_svc;
break;
case NFSPROC3_FSSTAT:
_xdr_argument = (xdrproc_t) xdr_nfs_fh3;
_xdr_result = (xdrproc_t) xdr_fsstat3res;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_fsstat_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_fsstat_3_svc;
break;
case NFSPROC3_FSINFO:
_xdr_argument = (xdrproc_t) xdr_nfs_fh3;
_xdr_result = (xdrproc_t) xdr_fsinfo3res;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_fsinfo_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_fsinfo_3_svc;
break;
case NFSPROC3_PATHCONF:
_xdr_argument = (xdrproc_t) xdr_nfs_fh3;
_xdr_result = (xdrproc_t) xdr_pathconf3res;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_pathconf_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_pathconf_3_svc;
break;
case NFSPROC3_COMMIT:
_xdr_argument = (xdrproc_t) xdr_commit3args;
_xdr_result = (xdrproc_t) xdr_commit3res;
- local = (char *(*)(char *, struct svc_req *)) nfsproc3_commit_3_svc;
+ local = (char *(*)(char *, RPCRequest *)) nfsproc3_commit_3_svc;
break;
default:
}
/* Perform the call. */
- result = (*local)((char *)req->args, NULL);
-
- /* Encode result and send reply. */
- static char reply_buf[MAX_RPC_MSGSIZE];
- XDR xdr_out;
- xdrmem_create(&xdr_out, reply_buf, MAX_RPC_MSGSIZE, XDR_ENCODE);
- if (result != NULL && !_xdr_result(&xdr_out, result)) {
- async_rpc_send_failure(req, SYSTEM_ERR);
- }
-
- struct rpc_reply header;
- header.xid = htonl(xid);
- header.type = htonl(1); /* REPLY */
- header.stat = htonl(MSG_ACCEPTED);
- header.verf_flavor = 0;
- header.verf_len = 0;
- header.accept_stat = 0;
-
- gsize msg_size = xdr_out.x_ops->x_getpostn(&xdr_out);
- printf("Have an RPC reply of size %zd bytes\n", msg_size);
- uint32_t fragment = htonl((msg_size + sizeof(header)) | 0x80000000);
- async_rpc_write(connection, (const char *)&fragment, sizeof(fragment));
- async_rpc_write(connection, (const char *)&header, sizeof(header));
- async_rpc_write(connection, reply_buf, msg_size);
- g_io_channel_flush(connection->channel, NULL);
-
- /* Clean up. */
- xdr_in.x_op = XDR_FREE;
- if (!_xdr_argument(&xdr_in, (caddr_t)req->args)) {
- fprintf (stderr, "%s", "unable to free arguments");
- exit (1);
- }
- g_free(req->args);
+ req->xdr_result = _xdr_result;
+ result = (*local)((char *)req->args, req);
bluesky_flushd_invoke(fs);
+ bluesky_debug_dump(fs);
return;
}
if (buf - msg->str > msg->len)
return FALSE;
- printf("Dispatching RPC procedure %d...\n", proc);
-
req->raw_args = msg;
req->raw_args_header_bytes = buf - msg->str;
req->req_proc = ntohl(header->proc);
rpc->frag_len = ntohl(rpc->frag_len);
g_string_set_size(rpc->msgbuf, rpc->msgbuf->len - 4);
rpc->frag_hdr_bytes = 0;
- g_print("RPC fragment header: %08x\n", rpc->frag_len);
}
} else {
/* We were reading in the fragment body. */
if (rpc->frag_len = 0x80000000) {
/* We have a complete message since this was the last fragment and
* there are no more bytes in it. Dispatch the message. */
- g_print("Complete RPC message: %zd bytes\n", rpc->msgbuf->len);
if (!async_rpc_dispatch(rpc)) {
fprintf(stderr, "Invalid RPC message, closing channel\n");
g_io_channel_shutdown(rpc->channel, TRUE, NULL);
projects / bluesky.git / blobdiff