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Message-ID: <169651139213.16787.3812644920847558917.stgit@klimt.1015granger.net> Date: Thu, 05 Oct 2023 09:10:38 -0400 From: Chuck Lever <cel@...nel.org> To: kuba@...nel.org Cc: Chuck Lever <chuck.lever@...cle.com>, netdev@...r.kernel.org, linux-nfs@...r.kernel.org Subject: [PATCH RFC] tools: ynl: Add source files for nfsd netlink protocol From: Chuck Lever <chuck.lever@...cle.com> Signed-off-by: Chuck Lever <chuck.lever@...cle.com> --- tools/net/ynl/generated/Makefile | 2 - tools/net/ynl/generated/nfsd-user.c | 95 +++++++++++++++++++++++++++++++++++ tools/net/ynl/generated/nfsd-user.h | 33 ++++++++++++ 3 files changed, 129 insertions(+), 1 deletion(-) create mode 100644 tools/net/ynl/generated/nfsd-user.c create mode 100644 tools/net/ynl/generated/nfsd-user.h Hi Jakub- Should I include this with the nfsd netlink protocol patches already in nfsd-next, or do you want to take it after those have been merged? diff --git a/tools/net/ynl/generated/Makefile b/tools/net/ynl/generated/Makefile index f8817d2e56e4..c1935b01902e 100644 --- a/tools/net/ynl/generated/Makefile +++ b/tools/net/ynl/generated/Makefile @@ -14,7 +14,7 @@ YNL_GEN_ARG_ethtool:=--user-header linux/ethtool_netlink.h \ TOOL:=../ynl-gen-c.py -GENS:=ethtool devlink handshake fou netdev +GENS:=ethtool devlink handshake fou netdev nfsd SRCS=$(patsubst %,%-user.c,${GENS}) HDRS=$(patsubst %,%-user.h,${GENS}) OBJS=$(patsubst %,%-user.o,${GENS}) diff --git a/tools/net/ynl/generated/nfsd-user.c b/tools/net/ynl/generated/nfsd-user.c new file mode 100644 index 000000000000..fec6828680ce --- /dev/null +++ b/tools/net/ynl/generated/nfsd-user.c @@ -0,0 +1,95 @@ +// SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) +/* Do not edit directly, auto-generated from: */ +/* Documentation/netlink/specs/nfsd.yaml */ +/* YNL-GEN user source */ + +#include <stdlib.h> +#include <string.h> +#include "nfsd-user.h" +#include "ynl.h" +#include <linux/nfsd_netlink.h> + +#include <libmnl/libmnl.h> +#include <linux/genetlink.h> + +/* Enums */ +static const char * const nfsd_op_strmap[] = { + [NFSD_CMD_RPC_STATUS_GET] = "rpc-status-get", +}; + +const char *nfsd_op_str(int op) +{ + if (op < 0 || op >= (int)MNL_ARRAY_SIZE(nfsd_op_strmap)) + return NULL; + return nfsd_op_strmap[op]; +} + +/* Policies */ +struct ynl_policy_attr nfsd_rpc_status_policy[NFSD_A_RPC_STATUS_MAX + 1] = { + [NFSD_A_RPC_STATUS_XID] = { .name = "xid", .type = YNL_PT_U32, }, + [NFSD_A_RPC_STATUS_FLAGS] = { .name = "flags", .type = YNL_PT_U32, }, + [NFSD_A_RPC_STATUS_PROG] = { .name = "prog", .type = YNL_PT_U32, }, + [NFSD_A_RPC_STATUS_VERSION] = { .name = "version", .type = YNL_PT_U8, }, + [NFSD_A_RPC_STATUS_PROC] = { .name = "proc", .type = YNL_PT_U32, }, + [NFSD_A_RPC_STATUS_SERVICE_TIME] = { .name = "service_time", .type = YNL_PT_U64, }, + [NFSD_A_RPC_STATUS_PAD] = { .name = "pad", .type = YNL_PT_IGNORE, }, + [NFSD_A_RPC_STATUS_SADDR4] = { .name = "saddr4", .type = YNL_PT_U32, }, + [NFSD_A_RPC_STATUS_DADDR4] = { .name = "daddr4", .type = YNL_PT_U32, }, + [NFSD_A_RPC_STATUS_SADDR6] = { .name = "saddr6", .type = YNL_PT_BINARY,}, + [NFSD_A_RPC_STATUS_DADDR6] = { .name = "daddr6", .type = YNL_PT_BINARY,}, + [NFSD_A_RPC_STATUS_SPORT] = { .name = "sport", .type = YNL_PT_U16, }, + [NFSD_A_RPC_STATUS_DPORT] = { .name = "dport", .type = YNL_PT_U16, }, + [NFSD_A_RPC_STATUS_COMPOUND_OPS] = { .name = "compound-ops", .type = YNL_PT_U32, }, +}; + +struct ynl_policy_nest nfsd_rpc_status_nest = { + .max_attr = NFSD_A_RPC_STATUS_MAX, + .table = nfsd_rpc_status_policy, +}; + +/* Common nested types */ +/* ============== NFSD_CMD_RPC_STATUS_GET ============== */ +/* NFSD_CMD_RPC_STATUS_GET - dump */ +void nfsd_rpc_status_get_list_free(struct nfsd_rpc_status_get_list *rsp) +{ + struct nfsd_rpc_status_get_list *next = rsp; + + while ((void *)next != YNL_LIST_END) { + rsp = next; + next = rsp->next; + + free(rsp->obj.saddr6); + free(rsp->obj.daddr6); + free(rsp->obj.compound_ops); + free(rsp); + } +} + +struct nfsd_rpc_status_get_list *nfsd_rpc_status_get_dump(struct ynl_sock *ys) +{ + struct ynl_dump_state yds = {}; + struct nlmsghdr *nlh; + int err; + + yds.ys = ys; + yds.alloc_sz = sizeof(struct nfsd_rpc_status_get_list); + yds.cb = nfsd_rpc_status_get_rsp_parse; + yds.rsp_cmd = NFSD_CMD_RPC_STATUS_GET; + yds.rsp_policy = &nfsd_rpc_status_nest; + + nlh = ynl_gemsg_start_dump(ys, ys->family_id, NFSD_CMD_RPC_STATUS_GET, 1); + + err = ynl_exec_dump(ys, nlh, &yds); + if (err < 0) + goto free_list; + + return yds.first; + +free_list: + nfsd_rpc_status_get_list_free(yds.first); + return NULL; +} + +const struct ynl_family ynl_nfsd_family = { + .name = "nfsd", +}; diff --git a/tools/net/ynl/generated/nfsd-user.h b/tools/net/ynl/generated/nfsd-user.h new file mode 100644 index 000000000000..b6b69501031a --- /dev/null +++ b/tools/net/ynl/generated/nfsd-user.h @@ -0,0 +1,33 @@ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */ +/* Do not edit directly, auto-generated from: */ +/* Documentation/netlink/specs/nfsd.yaml */ +/* YNL-GEN user header */ + +#ifndef _LINUX_NFSD_GEN_H +#define _LINUX_NFSD_GEN_H + +#include <stdlib.h> +#include <string.h> +#include <linux/types.h> +#include <linux/nfsd_netlink.h> + +struct ynl_sock; + +extern const struct ynl_family ynl_nfsd_family; + +/* Enums */ +const char *nfsd_op_str(int op); + +/* Common nested types */ +/* ============== NFSD_CMD_RPC_STATUS_GET ============== */ +/* NFSD_CMD_RPC_STATUS_GET - dump */ +struct nfsd_rpc_status_get_list { + struct nfsd_rpc_status_get_list *next; + struct nfsd_rpc_status_get_rsp obj __attribute__ ((aligned (8))); +}; + +void nfsd_rpc_status_get_list_free(struct nfsd_rpc_status_get_list *rsp); + +struct nfsd_rpc_status_get_list *nfsd_rpc_status_get_dump(struct ynl_sock *ys); + +#endif /* _LINUX_NFSD_GEN_H */
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