examples: put examples files into specific directories

put examples files into specific directories according to the
Netlink bus they work with. And minor update in the readme file

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 0 insertions, 241 deletions

diff --git a/examples/genl-family-get.c b/examples/genl-family-get.c
deleted file mode 100644
index 326755e..0000000
--- a/examples/genl-family-get.c
+++ /dev/null
@@ -1,241 +0,0 @@
-/*
- * (C) 2009-2010 by Pablo Neira Ayuso <pablo@netfilter.org>
- *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License, incorporated herein by reference.
- */
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <time.h>
-
-#include <libmnl/libmnl.h>
-#include <linux/genetlink.h>
-
-static int parse_mc_grps_cb(const struct nlattr *attr, void *data)
-{
-	const struct nlattr **tb = (const struct nlattr **)data;
-	int type = mnl_attr_get_type(attr);
-
-	/* skip unsupported attribute in user-space */
-	if (mnl_attr_type_valid(attr, CTRL_ATTR_MCAST_GRP_MAX) < 0)
-		return MNL_CB_OK;
-
-	switch(type) {
-	case CTRL_ATTR_MCAST_GRP_ID:
-		if (mnl_attr_validate(attr, MNL_TYPE_U32) < 0) {
-			perror("mnl_attr_validate");
-			return MNL_CB_ERROR;
-		}
-		break;
-	case CTRL_ATTR_MCAST_GRP_NAME:
-		if (mnl_attr_validate(attr, MNL_TYPE_STRING) < 0) {
-			perror("mnl_attr_validate");
-			return MNL_CB_ERROR;
-		}
-		break;
-	}
-	tb[type] = attr;
-	return MNL_CB_OK;
-}
-
-static void parse_genl_mc_grps(struct nlattr *nested)
-{
-	struct nlattr *pos;
-
-	mnl_attr_for_each_nested(pos, nested) {
-		struct nlattr *tb[CTRL_ATTR_MCAST_GRP_MAX+1] = {};
-
-		mnl_attr_parse_nested(pos, parse_mc_grps_cb, tb);
-		if (tb[CTRL_ATTR_MCAST_GRP_ID]) {
-			printf("id-0x%x ",
-				mnl_attr_get_u32(tb[CTRL_ATTR_MCAST_GRP_ID]));
-		}
-		if (tb[CTRL_ATTR_MCAST_GRP_NAME]) {
-			printf("name: %s ",
-				mnl_attr_get_str(tb[CTRL_ATTR_MCAST_GRP_NAME]));
-		}
-		printf("\n");
-	}
-}
-
-static int parse_family_ops_cb(const struct nlattr *attr, void *data)
-{
-	const struct nlattr **tb = (const struct nlattr **)data;
-	int type = mnl_attr_get_type(attr);
-
-	if (mnl_attr_type_valid(attr, CTRL_ATTR_OP_MAX) < 0)
-		return MNL_CB_OK;
-
-	switch(type) {
-	case CTRL_ATTR_OP_ID:
-		if (mnl_attr_validate(attr, MNL_TYPE_U32) < 0) {
-			perror("mnl_attr_validate");
-			return MNL_CB_ERROR;
-		}
-		break;
-	case CTRL_ATTR_OP_MAX:
-		break;
-	default:
-		return MNL_CB_OK;
-	}
-	tb[type] = attr;
-	return MNL_CB_OK;
-}
-
-static void parse_genl_family_ops(struct nlattr *nested)
-{
-	struct nlattr *pos;
-
-	mnl_attr_for_each_nested(pos, nested) {
-		struct nlattr *tb[CTRL_ATTR_OP_MAX+1] = {};
-
-		mnl_attr_parse_nested(pos, parse_family_ops_cb, tb);
-		if (tb[CTRL_ATTR_OP_ID]) {
-			printf("id-0x%x ",
-				mnl_attr_get_u32(tb[CTRL_ATTR_OP_ID]));
-		}
-		if (tb[CTRL_ATTR_OP_MAX]) {
-			printf("flags ");
-		}
-		printf("\n");
-	}
-}
-
-static int data_attr_cb(const struct nlattr *attr, void *data)
-{
-	const struct nlattr **tb = (const struct nlattr **)data;
-	int type = mnl_attr_get_type(attr);
-
-	if (mnl_attr_type_valid(attr, CTRL_ATTR_MAX) < 0)
-		return MNL_CB_OK;
-
-	switch(type) {
-	case CTRL_ATTR_FAMILY_NAME:
-		if (mnl_attr_validate(attr, MNL_TYPE_STRING) < 0) {
-			perror("mnl_attr_validate");
-			return MNL_CB_ERROR;
-		}
-		break;
-	case CTRL_ATTR_FAMILY_ID:
-		if (mnl_attr_validate(attr, MNL_TYPE_U16) < 0) {
-			perror("mnl_attr_validate");
-			return MNL_CB_ERROR;
-		}
-		break;
-	case CTRL_ATTR_VERSION:
-	case CTRL_ATTR_HDRSIZE:
-	case CTRL_ATTR_MAXATTR:
-		if (mnl_attr_validate(attr, MNL_TYPE_U32) < 0) {
-			perror("mnl_attr_validate");
-			return MNL_CB_ERROR;
-		}
-		break;
-	case CTRL_ATTR_OPS:
-	case CTRL_ATTR_MCAST_GROUPS:
-		if (mnl_attr_validate(attr, MNL_TYPE_NESTED) < 0) {
-			perror("mnl_attr_validate");
-			return MNL_CB_ERROR;
-		}
-		break;
-	}
-	tb[type] = attr;
-	return MNL_CB_OK;
-}
-
-static int data_cb(const struct nlmsghdr *nlh, void *data)
-{
-	struct nlattr *tb[CTRL_ATTR_MAX+1] = {};
-	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
-
-	mnl_attr_parse(nlh, sizeof(*genl), data_attr_cb, tb);
-	if (tb[CTRL_ATTR_FAMILY_NAME]) {
-		printf("name=%s\t",
-			mnl_attr_get_str(tb[CTRL_ATTR_FAMILY_NAME]));
-	}
-	if (tb[CTRL_ATTR_FAMILY_ID]) {
-		printf("id=%u\t",
-			mnl_attr_get_u16(tb[CTRL_ATTR_FAMILY_ID]));
-	}
-	if (tb[CTRL_ATTR_VERSION]) {
-		printf("version=%u\t",
-			mnl_attr_get_u32(tb[CTRL_ATTR_VERSION]));
-	}
-	if (tb[CTRL_ATTR_HDRSIZE]) {
-		printf("hdrsize=%u\t",
-			mnl_attr_get_u32(tb[CTRL_ATTR_HDRSIZE]));
-	}
-	if (tb[CTRL_ATTR_MAXATTR]) {
-		printf("maxattr=%u\t",
-			mnl_attr_get_u32(tb[CTRL_ATTR_MAXATTR]));
-	}
-	if (tb[CTRL_ATTR_OPS]) {
-		printf("\nops:\n");
-		parse_genl_family_ops(tb[CTRL_ATTR_OPS]);
-	}
-	if (tb[CTRL_ATTR_MCAST_GROUPS]) {
-		printf("\ngrps:\n");
-		parse_genl_mc_grps(tb[CTRL_ATTR_MCAST_GROUPS]);
-	}
-	return MNL_CB_OK;
-}
-
-int main(int argc, char *argv[])
-{
-	struct mnl_socket *nl;
-	char buf[getpagesize()];
-	struct nlmsghdr *nlh;
-	struct genlmsghdr *genl;
-	int ret;
-	unsigned int seq, portid;
-
-	if (argc != 2) {
-		printf("%s [family name]\n", argv[0]);
-		exit(EXIT_FAILURE);
-	}
-
-	nlh = mnl_nlmsg_put_header(buf);
-	nlh->nlmsg_type	= GENL_ID_CTRL;
-	nlh->nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK;
-	nlh->nlmsg_seq = seq = time(NULL);
-
-	genl = mnl_nlmsg_put_extra_header(nlh, sizeof(struct genlmsghdr));
-	genl->cmd = CTRL_CMD_GETFAMILY;
-	genl->version = 1;
-
-	mnl_attr_put_u32(nlh, CTRL_ATTR_FAMILY_ID, GENL_ID_CTRL);
-	mnl_attr_put_str_null(nlh, CTRL_ATTR_FAMILY_NAME, argv[1]);
-
-	nl = mnl_socket_open(NETLINK_GENERIC);
-	if (nl == NULL) {
-		perror("mnl_socket_open");
-		exit(EXIT_FAILURE);
-	}
-
-	if (mnl_socket_bind(nl, 0, MNL_SOCKET_AUTOPID) < 0) {
-		perror("mnl_socket_bind");
-		exit(EXIT_FAILURE);
-	}
-	portid = mnl_socket_get_portid(nl);
-
-	if (mnl_socket_sendto(nl, nlh, nlh->nlmsg_len) < 0) {
-		perror("mnl_socket_send");
-		exit(EXIT_FAILURE);
-	}
-
-	ret = mnl_socket_recvfrom(nl, buf, sizeof(buf));
-	while (ret > 0) {
-		ret = mnl_cb_run(buf, ret, seq, portid, data_cb, NULL);
-		if (ret <= 0)
-			break;
-		ret = mnl_socket_recvfrom(nl, buf, sizeof(buf));
-	}
-	if (ret == -1) {
-		perror("error");
-		exit(EXIT_FAILURE);
-	}
-
-	mnl_socket_close(nl);
-
-	return 0;
-}