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| author | Jakub Kicinski <kuba@kernel.org> | 2024-02-28 01:30:21 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2024-02-29 02:25:42 +0300 |
| commit | 0b3ece44220887e7cf1e7469867fdd8ce9986c16 (patch) | |
| tree | dfa600e55d7ce1599f6c66a779e53aeb2a2d9081 /tools/net/ynl/lib/ynl.c | |
| parent | 66fcdad0884223eb9dfa9b76161dca7917e6e03b (diff) | |
| download | linux-0b3ece44220887e7cf1e7469867fdd8ce9986c16.tar.xz | |
tools: ynl: create local nlmsg access helpers
Create helpers for accessing payloads of struct nlmsg.
Use them instead of the libmnl ones.
Acked-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Link: https://lore.kernel.org/r/20240227223032.1835527-5-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools/net/ynl/lib/ynl.c')
| -rw-r--r-- | tools/net/ynl/lib/ynl.c | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/tools/net/ynl/lib/ynl.c b/tools/net/ynl/lib/ynl.c index 0f71e69b70c0..5f303d6e751f 100644 --- a/tools/net/ynl/lib/ynl.c +++ b/tools/net/ynl/lib/ynl.c @@ -190,9 +190,8 @@ ynl_ext_ack_check(struct ynl_sock *ys, const struct nlmsghdr *nlh, n = snprintf(bad_attr, sizeof(bad_attr), "%sbad attribute: ", str ? " (" : ""); - start = mnl_nlmsg_get_payload_offset(ys->nlh, - ys->family->hdr_len); - end = mnl_nlmsg_get_payload_tail(ys->nlh); + start = ynl_nlmsg_data_offset(ys->nlh, ys->family->hdr_len); + end = ynl_nlmsg_end_addr(ys->nlh); off = ys->err.attr_offs; off -= sizeof(struct nlmsghdr); @@ -216,9 +215,8 @@ ynl_ext_ack_check(struct ynl_sock *ys, const struct nlmsghdr *nlh, n = snprintf(miss_attr, sizeof(miss_attr), "%smissing attribute: ", bad_attr[0] ? ", " : (str ? " (" : "")); - start = mnl_nlmsg_get_payload_offset(ys->nlh, - ys->family->hdr_len); - end = mnl_nlmsg_get_payload_tail(ys->nlh); + start = ynl_nlmsg_data_offset(ys->nlh, ys->family->hdr_len); + end = ynl_nlmsg_end_addr(ys->nlh); nest_pol = ys->req_policy; if (tb[NLMSGERR_ATTR_MISS_NEST]) { @@ -259,7 +257,7 @@ ynl_ext_ack_check(struct ynl_sock *ys, const struct nlmsghdr *nlh, static int ynl_cb_error(const struct nlmsghdr *nlh, void *data) { - const struct nlmsgerr *err = mnl_nlmsg_get_payload(nlh); + const struct nlmsgerr *err = ynl_nlmsg_data(nlh); struct ynl_parse_arg *yarg = data; unsigned int hlen; int code; @@ -270,7 +268,7 @@ static int ynl_cb_error(const struct nlmsghdr *nlh, void *data) hlen = sizeof(*err); if (!(nlh->nlmsg_flags & NLM_F_CAPPED)) - hlen += mnl_nlmsg_get_payload_len(&err->msg); + hlen += ynl_nlmsg_data_len(&err->msg); ynl_ext_ack_check(yarg->ys, nlh, hlen); @@ -413,7 +411,7 @@ struct nlmsghdr *ynl_msg_start(struct ynl_sock *ys, __u32 id, __u16 flags) ynl_err_reset(ys); - nlh = ys->nlh = mnl_nlmsg_put_header(ys->tx_buf); + nlh = ys->nlh = ynl_nlmsg_put_header(ys->tx_buf); nlh->nlmsg_type = id; nlh->nlmsg_flags = flags; nlh->nlmsg_seq = ++ys->seq; @@ -435,7 +433,7 @@ ynl_gemsg_start(struct ynl_sock *ys, __u32 id, __u16 flags, gehdr.cmd = cmd; gehdr.version = version; - data = mnl_nlmsg_put_extra_header(nlh, sizeof(gehdr)); + data = ynl_nlmsg_put_extra_header(nlh, sizeof(gehdr)); memcpy(data, &gehdr, sizeof(gehdr)); return nlh; @@ -718,7 +716,7 @@ static int ynl_ntf_parse(struct ynl_sock *ys, const struct nlmsghdr *nlh) struct genlmsghdr *gehdr; int ret; - gehdr = mnl_nlmsg_get_payload(nlh); + gehdr = ynl_nlmsg_data(nlh); if (gehdr->cmd >= ys->family->ntf_info_size) return MNL_CB_ERROR; info = &ys->family->ntf_info[gehdr->cmd]; @@ -808,13 +806,13 @@ ynl_check_alien(struct ynl_sock *ys, const struct nlmsghdr *nlh, __u32 rsp_cmd) { struct genlmsghdr *gehdr; - if (mnl_nlmsg_get_payload_len(nlh) < sizeof(*gehdr)) { + if (ynl_nlmsg_data_len(nlh) < sizeof(*gehdr)) { yerr(ys, YNL_ERROR_INV_RESP, "Kernel responded with truncated message"); return -1; } - gehdr = mnl_nlmsg_get_payload(nlh); + gehdr = ynl_nlmsg_data(nlh); if (gehdr->cmd != rsp_cmd) return ynl_ntf_parse(ys, nlh); |