anonfunc/xtables-addons
1
0
Fork 0
mirror of git://git.code.sf.net/p/xtables-addons/xtables-addons synced 2025-09-07 05:05:12 +02:00
Code Issues Releases Wiki Activity

ACCOUNT: simple reformat, use tabs instead of spaces

Browse Source 
The result is not perfect, but at more manageable.
This commit is contained in:
Jan Engelhardt
2009-09-05 03:01:37 +02:00
parent 06c01131e8
commit dd6cb27da4
3 changed files with 985 additions and 985 deletions
Download Patch File Download Diff File Expand all files Collapse all files

174
extensions/libxt_ACCOUNT.c
View File

@@ -14,9 +14,9 @@
#include "xt_ACCOUNT.h"
static struct option opts[] = {
{ .name = "addr", .has_arg = 1, .flag = 0, .val = 'a' },
{ .name = "tname", .has_arg = 1, .flag = 0, .val = 't' },
{ .name = 0 }
{ .name = "addr", .has_arg = 1, .flag = 0, .val = 'a' },
{ .name = "tname", .has_arg = 1, .flag = 0, .val = 't' },
{ .name = 0 }
};
/* Compat glue for iptables 1.4.0 */
@@ -27,7 +27,7 @@ static struct option opts[] = {
/* Function which prints out usage message. */
static void help(void)
{
printf(
printf(
"ACCOUNT v%s options:\n"
" --%s ip/netmask\t\tBase network IP and netmask used for this table\n"
" --%s name\t\t\tTable name for the userspace library\n",
@@ -38,9 +38,9 @@ XTABLES_VERSION, opts[0].name, opts[1].name);
static void
init(struct xt_entry_target *t)
{
struct ipt_acc_info *accountinfo = (struct ipt_acc_info *)t->data;
struct ipt_acc_info *accountinfo = (struct ipt_acc_info *)t->data;
accountinfo->table_nr = -1;
accountinfo->table_nr = -1;
}
#define IPT_ACCOUNT_OPT_ADDR 0x01
@@ -50,149 +50,149 @@ init(struct xt_entry_target *t)
ate an option */
static int parse(int c, char **argv, int invert, unsigned int *flags,
const void *entry, struct xt_entry_target **target)
const void *entry, struct xt_entry_target **target)
{
struct ipt_acc_info *accountinfo = (struct ipt_acc_info *)(*target)->data;
struct in_addr *addrs = NULL, mask;
unsigned int naddrs = 0;
struct ipt_acc_info *accountinfo = (struct ipt_acc_info *)(*target)->data;
struct in_addr *addrs = NULL, mask;
unsigned int naddrs = 0;
switch (c) {
case 'a':
if (*flags & IPT_ACCOUNT_OPT_ADDR)
xtables_error(PARAMETER_PROBLEM, "Can't specify --%s twice",
opts[0].name);
switch (c) {
case 'a':
if (*flags & IPT_ACCOUNT_OPT_ADDR)
xtables_error(PARAMETER_PROBLEM, "Can't specify --%s twice",
opts[0].name);
if (xtables_check_inverse(optarg, &invert, NULL, 0))
xtables_error(PARAMETER_PROBLEM, "Unexpected `!' after --%s",
opts[0].name);
if (xtables_check_inverse(optarg, &invert, NULL, 0))
xtables_error(PARAMETER_PROBLEM, "Unexpected `!' after --%s",
opts[0].name);
#ifdef XTABLES_VERSION_CODE
xtables_ipparse_any(optarg, &addrs, &mask, &naddrs);
xtables_ipparse_any(optarg, &addrs, &mask, &naddrs);
#else
parse_hostnetworkmask(optarg, &addrs, &mask, &naddrs);
parse_hostnetworkmask(optarg, &addrs, &mask, &naddrs);
#endif
if (naddrs > 1)
xtables_error(PARAMETER_PROBLEM, "multiple IP addresses not allowed");
if (naddrs > 1)
xtables_error(PARAMETER_PROBLEM, "multiple IP addresses not allowed");
accountinfo->net_ip = addrs[0].s_addr;
accountinfo->net_mask = mask.s_addr;
accountinfo->net_ip = addrs[0].s_addr;
accountinfo->net_mask = mask.s_addr;
*flags |= IPT_ACCOUNT_OPT_ADDR;
break;
*flags |= IPT_ACCOUNT_OPT_ADDR;
break;
case 't':
if (*flags & IPT_ACCOUNT_OPT_TABLE)
xtables_error(PARAMETER_PROBLEM,
"Can't specify --%s twice", opts[1].name);
case 't':
if (*flags & IPT_ACCOUNT_OPT_TABLE)
xtables_error(PARAMETER_PROBLEM,
"Can't specify --%s twice", opts[1].name);
if (xtables_check_inverse(optarg, &invert, NULL, 0))
xtables_error(PARAMETER_PROBLEM,
"Unexpected `!' after --%s", opts[1].name);
if (xtables_check_inverse(optarg, &invert, NULL, 0))
xtables_error(PARAMETER_PROBLEM,
"Unexpected `!' after --%s", opts[1].name);
if (strlen(optarg) > ACCOUNT_TABLE_NAME_LEN - 1)
xtables_error(PARAMETER_PROBLEM,
"Maximum table name length %u for --%s",
ACCOUNT_TABLE_NAME_LEN - 1, opts[1].name);
if (strlen(optarg) > ACCOUNT_TABLE_NAME_LEN - 1)
xtables_error(PARAMETER_PROBLEM,
"Maximum table name length %u for --%s",
ACCOUNT_TABLE_NAME_LEN - 1, opts[1].name);
strcpy(accountinfo->table_name, optarg);
*flags |= IPT_ACCOUNT_OPT_TABLE;
break;
strcpy(accountinfo->table_name, optarg);
*flags |= IPT_ACCOUNT_OPT_TABLE;
break;
default:
return 0;
}
return 1;
default:
return 0;
}
return 1;
}
/* Final check; nothing. */
static void final_check(unsigned int flags)
{
if (!(flags&IPT_ACCOUNT_OPT_ADDR) || !(flags&IPT_ACCOUNT_OPT_TABLE))
xtables_error(PARAMETER_PROBLEM, "ACCOUNT: needs --%s and --%s",
opts[0].name, opts[1].name);
if (!(flags & IPT_ACCOUNT_OPT_ADDR) || !(flags & IPT_ACCOUNT_OPT_TABLE))
xtables_error(PARAMETER_PROBLEM, "ACCOUNT: needs --%s and --%s",
opts[0].name, opts[1].name);
}
static const char *print_helper_ip(struct in_addr a)
{
#ifdef XTABLES_VERSION_CODE
return xtables_ipaddr_to_numeric(&a);
return xtables_ipaddr_to_numeric(&a);
#else
return addr_to_dotted(&a);
return addr_to_dotted(&a);
#endif
}
static const char *print_helper_mask(struct in_addr a)
{
#ifdef XTABLES_VERSION_CODE
return xtables_ipmask_to_numeric(&a);
return xtables_ipmask_to_numeric(&a);
#else
return mask_to_dotted(&a);
return mask_to_dotted(&a);
#endif
}
static void print_it(const void *ip,
const struct xt_entry_target *target, char do_prefix)
const struct xt_entry_target *target, char do_prefix)
{
const struct ipt_acc_info *accountinfo
= (const struct ipt_acc_info *)target->data;
struct in_addr a;
const struct ipt_acc_info *accountinfo
= (const struct ipt_acc_info *)target->data;
struct in_addr a;
if (!do_prefix)
printf("ACCOUNT ");
if (!do_prefix)
printf("ACCOUNT ");
// Network information
if (do_prefix)
printf("--");
printf("%s ", opts[0].name);
// Network information
if (do_prefix)
printf("--");
printf("%s ", opts[0].name);
a.s_addr = accountinfo->net_ip;
printf("%s", print_helper_ip(a));
a.s_addr = accountinfo->net_mask;
printf("%s", print_helper_mask(a));
a.s_addr = accountinfo->net_ip;
printf("%s", print_helper_ip(a));
a.s_addr = accountinfo->net_mask;
printf("%s", print_helper_mask(a));
printf(" ");
if (do_prefix)
printf("--");
printf(" ");
if (do_prefix)
printf("--");
printf("%s %s", opts[1].name, accountinfo->table_name);
printf("%s %s", opts[1].name, accountinfo->table_name);
}
static void
print(const void *ip,
const struct xt_entry_target *target,
int numeric)
const struct xt_entry_target *target,
int numeric)
{
print_it (ip, target, 0);
print_it(ip, target, 0);
}
/* Saves the union ipt_targinfo in parsable form to stdout. */
static void
save(const void *ip, const struct xt_entry_target *target)
{
print_it(ip, target, 1);
print_it(ip, target, 1);
}
static
struct xtables_target account
= {
.next = NULL,
.name = "ACCOUNT",
.family = AF_INET,
.version = XTABLES_VERSION,
.size = XT_ALIGN(sizeof(struct ipt_acc_info)),
.userspacesize = offsetof(struct ipt_acc_info, table_nr),
.help = &help,
.init = &init,
.parse = &parse,
.final_check = &final_check,
.print = &print,
.save = &save,
.extra_opts = opts
.next = NULL,
.name = "ACCOUNT",
.family = AF_INET,
.version = XTABLES_VERSION,
.size = XT_ALIGN(sizeof(struct ipt_acc_info)),
.userspacesize = offsetof(struct ipt_acc_info, table_nr),
.help = &help,
.init = &init,
.parse = &parse,
.final_check = &final_check,
.print = &print,
.save = &save,
.extra_opts = opts
};
void _init(void)
{
xtables_register_target(&account);
xtables_register_target(&account);
}

1702
extensions/xt_ACCOUNT.c
View File

File diff suppressed because it is too large Load Diff

94
extensions/xt_ACCOUNT.h
View File

@@ -13,14 +13,14 @@
#define IPT_SO_SET_ACCOUNT_HANDLE_FREE (IPT_BASE_CTL + 3)
#define IPT_SO_SET_ACCOUNT_HANDLE_FREE_ALL (IPT_BASE_CTL + 4)
#define IPT_SO_SET_ACCOUNT_MAX IPT_SO_SET_ACCOUNT_HANDLE_FREE_ALL
#define IPT_SO_SET_ACCOUNT_MAX IPT_SO_SET_ACCOUNT_HANDLE_FREE_ALL
#define IPT_SO_GET_ACCOUNT_PREPARE_READ (IPT_BASE_CTL + 4)
#define IPT_SO_GET_ACCOUNT_PREPARE_READ_FLUSH (IPT_BASE_CTL + 5)
#define IPT_SO_GET_ACCOUNT_GET_DATA (IPT_BASE_CTL + 6)
#define IPT_SO_GET_ACCOUNT_GET_HANDLE_USAGE (IPT_BASE_CTL + 7)
#define IPT_SO_GET_ACCOUNT_GET_TABLE_NAMES (IPT_BASE_CTL + 8)
#define IPT_SO_GET_ACCOUNT_MAX IPT_SO_GET_ACCOUNT_GET_TABLE_NAMES
#define IPT_SO_GET_ACCOUNT_MAX IPT_SO_GET_ACCOUNT_GET_TABLE_NAMES
#define ACCOUNT_MAX_TABLES 128
#define ACCOUNT_TABLE_NAME_LEN 32
@@ -28,84 +28,84 @@
/* Structure for the userspace part of ipt_ACCOUNT */
struct ipt_acc_info {
uint32_t net_ip;
uint32_t net_mask;
char table_name[ACCOUNT_TABLE_NAME_LEN];
int32_t table_nr;
uint32_t net_ip;
uint32_t net_mask;
char table_name[ACCOUNT_TABLE_NAME_LEN];
int32_t table_nr;
};
/* Internal table structure, generated by check_entry() */
struct ipt_acc_table {
char name[ACCOUNT_TABLE_NAME_LEN]; /* name of the table */
uint32_t ip; /* base IP of network */
uint32_t netmask; /* netmask of the network */
unsigned char depth; /* size of network:
0: 8 bit, 1: 16bit, 2: 24 bit */
uint32_t refcount; /* refcount of this table.
if zero, destroy it */
uint32_t itemcount; /* number of IPs in this table */
void *data; /* pointer to the actual data,
depending on netmask */
char name[ACCOUNT_TABLE_NAME_LEN]; /* name of the table */
uint32_t ip; /* base IP of network */
uint32_t netmask; /* netmask of the network */
unsigned char depth; /* size of network:
0: 8 bit, 1: 16bit, 2: 24 bit */
uint32_t refcount; /* refcount of this table.
if zero, destroy it */
uint32_t itemcount; /* number of IPs in this table */
void *data; /* pointer to the actual data,
depending on netmask */
};
/* Internal handle structure */
struct ipt_acc_handle {
uint32_t ip; /* base IP of network. Used for
caculating the final IP during
get_data() */
unsigned char depth; /* size of network. See above for
details */
uint32_t itemcount; /* number of IPs in this table */
void *data; /* pointer to the actual data,
depending on size */
uint32_t ip; /* base IP of network. Used for
caculating the final IP during
get_data() */
unsigned char depth; /* size of network. See above for
details */
uint32_t itemcount; /* number of IPs in this table */
void *data; /* pointer to the actual data,
depending on size */
};
/* Handle structure for communication with the userspace library */
struct ipt_acc_handle_sockopt {
uint32_t handle_nr; /* Used for HANDLE_FREE */
char name[ACCOUNT_TABLE_NAME_LEN]; /* Used for HANDLE_PREPARE_READ/
HANDLE_READ_FLUSH */
uint32_t itemcount; /* Used for HANDLE_PREPARE_READ/
HANDLE_READ_FLUSH */
uint32_t handle_nr; /* Used for HANDLE_FREE */
char name[ACCOUNT_TABLE_NAME_LEN]; /* Used for HANDLE_PREPARE_READ/
HANDLE_READ_FLUSH */
uint32_t itemcount; /* Used for HANDLE_PREPARE_READ/
HANDLE_READ_FLUSH */
};
/* Used for every IP entry
Size is 16 bytes so that 256 (class C network) * 16
fits in one kernel (zero) page */
struct ipt_acc_ip {
uint32_t src_packets;
uint32_t src_bytes;
uint32_t dst_packets;
uint32_t dst_bytes;
uint32_t src_packets;
uint32_t src_bytes;
uint32_t dst_packets;
uint32_t dst_bytes;
};
/*
Used for every IP when returning data
Used for every IP when returning data
*/
struct ipt_acc_handle_ip {
uint32_t ip;
uint32_t src_packets;
uint32_t src_bytes;
uint32_t dst_packets;
uint32_t dst_bytes;
uint32_t ip;
uint32_t src_packets;
uint32_t src_bytes;
uint32_t dst_packets;
uint32_t dst_bytes;
};
/*
The IPs are organized as an array so that direct slot
calculations are possible.
Only 8 bit networks are preallocated, 16/24 bit networks
allocate their slots when needed -> very efficent.
The IPs are organized as an array so that direct slot
calculations are possible.
Only 8 bit networks are preallocated, 16/24 bit networks
allocate their slots when needed -> very efficent.
*/
struct ipt_acc_mask_24 {
struct ipt_acc_ip ip[256];
struct ipt_acc_ip ip[256];
};
struct ipt_acc_mask_16 {
struct ipt_acc_mask_24 *mask_24[256];
struct ipt_acc_mask_24 *mask_24[256];
};
struct ipt_acc_mask_8 {
struct ipt_acc_mask_16 *mask_16[256];
struct ipt_acc_mask_16 *mask_16[256];
};
#endif /*_IPT_ACCOUNT_H*/
#endif /* _IPT_ACCOUNT_H */