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| author | Luka Perkov <luka@openwrt.org> | 2016-04-11 18:56:51 +0200 |
|---|---|---|
| committer | Jo-Philipp Wich <jo@mein.io> | 2016-04-12 17:14:42 +0200 |
| commit | c8c8f7d0146f1aa1c5692c7b6717b794c347f3d4 (patch) | |
| tree | f06399c1734ca1f81c10a1ca595812fb8ed42a80 | |
| parent | e64cbdd9b405a3246abfe23d8f16bd32647b2d04 (diff) | |
| download | rpcd-c8c8f7d0146f1aa1c5692c7b6717b794c347f3d4.tar.gz | |
file: add append write support
Signed-off-by: Luka Perkov <luka@openwrt.org>
| -rw-r--r-- | file.c | 8 |
1 files changed, 7 insertions, 1 deletions
@@ -93,6 +93,7 @@ static const struct blobmsg_policy rpc_file_rb_policy[__RPC_F_RB_MAX] = { 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, @@ -101,6 +102,7 @@ enum { 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 }, }; @@ -265,6 +267,7 @@ rpc_file_write(struct ubus_context *ctx, struct ubus_object *obj, 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; @@ -279,11 +282,14 @@ rpc_file_write(struct ubus_context *ctx, struct ubus_object *obj, 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(); |