* rpcd - UBUS RPC server
*
* Copyright (C) 2013-2014 Jo-Philipp Wich <jow@openwrt.org>
+ * Copyright (C) 2016 Luka Perkov <luka@openwrt.org>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
enum {
RPC_F_RW_PATH,
RPC_F_RW_DATA,
+ RPC_F_RW_APPEND,
RPC_F_RW_MODE,
RPC_F_RW_BASE64,
__RPC_F_RW_MAX,
static const struct blobmsg_policy rpc_file_rw_policy[__RPC_F_RW_MAX] = {
[RPC_F_RW_PATH] = { .name = "path", .type = BLOBMSG_TYPE_STRING },
[RPC_F_RW_DATA] = { .name = "data", .type = BLOBMSG_TYPE_STRING },
+ [RPC_F_RW_APPEND] = { .name = "append", .type = BLOBMSG_TYPE_BOOL },
[RPC_F_RW_MODE] = { .name = "mode", .type = BLOBMSG_TYPE_INT32 },
[RPC_F_RW_BASE64] = { .name = "base64", .type = BLOBMSG_TYPE_BOOL },
};
}
}
- *(wbuf + len) = 0;
+ *(wbuf + len) = '\0';
blobmsg_add_string_buffer(&buf);
ubus_send_reply(ctx, req, buf.head);
struct blob_attr *msg)
{
struct blob_attr *tb[__RPC_F_RW_MAX];
+ int append = O_TRUNC;
mode_t prev_mode, mode = 0666;
int fd, rv = 0;
void *data = NULL;
- size_t data_len = 0;
+ ssize_t data_len = 0;
blobmsg_parse(rpc_file_rw_policy, __RPC_F_RW_MAX, tb,
blob_data(msg), blob_len(msg));
data = blobmsg_data(tb[RPC_F_RW_DATA]);
data_len = blobmsg_data_len(tb[RPC_F_RW_DATA]) - 1;
+ if (tb[RPC_F_RW_APPEND] && blobmsg_get_bool(tb[RPC_F_RW_APPEND]))
+ append = O_APPEND;
+
if (tb[RPC_F_RW_MODE])
mode = blobmsg_get_u32(tb[RPC_F_RW_MODE]);
prev_mode = umask(0);
- fd = open(blobmsg_data(tb[RPC_F_RW_PATH]), O_CREAT | O_WRONLY | O_TRUNC, mode);
+ fd = open(blobmsg_data(tb[RPC_F_RW_PATH]), O_CREAT | O_WRONLY | append, mode);
umask(prev_mode);
if (fd < 0)
return rpc_errno_status();