marvell/services/piped/piped.h

#ifndef __PIPED__
#define __PIPED__

#include <uci.h>
#include <libubus.h>
#include <stdbool.h>


#define MAX_DHCP_OPT_STR_LEN	256
#define MAX_FNAME		256
#define MAX_IFNAME		16
#define MAX_SEC_NAME		16
#define MAX_IP_STR_LEN		16
#define MAX_IP6_STR_LEN	46
#define MAX_PREFIX_STR_LEN	4

/* pd_iface flags definition */
#define PDI_LAN		0x00000001
#define PDI_UP			0x00000002
#define PDI_UP6		0x00000004
#define PDI_AUTO		0x00000008
#define PDI_IPADDR		0x00000010
#define PDI_DNS4P		0x00000020
#define PDI_DNS4S		0x00000040
#define PDI_IP6ADDR		0x00000080
#define PDI_DNS6P		0x00000100
#define PDI_DNS6S		0x00000200
#define PDI_DEDICATEAPN	0x00000400
#define PDI_COMBINE_IF	0x00000800
#define PDI_ZVLAN_ID	0x00001000

/* pd_context flags definition */
#define PDC_NETWORK_CHANGED	0x00000001
#define PDC_ODHCPD_CHANGED	0x00000002
#define PDC_DNSMASQ_CHANGED	0x00000004

#define MPIPE_PATH		"/sys/kernel/mpipe/devices/"
#define USB_EN_PATH		"/sys/class/android_usb/android0/enable"

#define MPIPE_FNAME_UP		"up"
#define MPIPE_FNAME_UP6	"up6"
#define MPIPE_FNAME_IP		"ipaddr"
#define MPIPE_FNAME_GW	"gateway"
#define MPIPE_FNAME_IP6	"ll6addr"
#define MPIPE_FNAME_DNS6P	"dns6p"
#define MPIPE_FNAME_DNS6S	"dns6s"
#define MPIPE_FNAME_COMBINEIF "combineif"
#define MPIPE_FNAME_GB6ADDR "gb6addr"



#define UCI_PKG_PIPE		"pipe"
#define UCI_PKG_NW		"network"
#define UCI_PKG_DHCP		"dhcp"

#define UCI_SEC_LAN		"lan"
#define UCI_SEC_WAN		"wan"
#define UCI_SEC_INTERFACE	"interface"

#define UCI_OPT_DEVICE		"device"
#define UCI_OPT_IPADDR		"ipaddr"
#define UCI_OPT_IP6ADDR	"ip6addr"
#define UCI_OPT_AUTO		"auto"
#define UCI_OPT_DNS		"dns"
#define UCI_OPT_START		"start"
#define UCI_OPT_LIMIT		"limit"
#define UCI_OPT_DHCP_OPT	"dhcp_option"
#define UCI_OPT_DEDICATE_OPT "dedicate"
#define UCI_OPT_NETMASK "netmask"
#define UCI_OPT_GW "gateway"
#define UCI_OPT_COMBINE_IF_OPT "combineif"
#define UCI_OPT_VID_OPT "vid"
#define UCI_OPT_PROT "proto"
#define UCI_OPT_MTU "mtu"
#define UCI_DFLT_MTU "1500"

#define UCI_STATIC "static"
#define UCI_NONE "none"

#define UCI_DHCP_OPTNUM_SNMASK	"1"
#define UCI_DHCP_OPTNUM_GW	"3"
#define UCI_DHCP_OPTNUM_DNS	"6"

#define UCI_DHCP_DFLT_START	100
#define UCI_DHCP_DFLT_LIMIT	150
#define UCI_DHCP_DFLT_SNMASK	"255.255.255.0"
#define UCI_DHCP_DFLT_SNMASK1	"255.255.0.0"
#define UCI_DHCP_DFLT_SNMASK2	"255.0.0.0"


#define UCI_NW_DFLT_IP		"192.168.1.1"

#define EMPTY_IPV4		"0.0.0.0"
#define EMPTY_IPV6		"::"
#define IPV4_FMT		"%d.%d.%d.%d"

#define UCI_IPV6_DFLT_PREF 64

struct pd_path {
	char buf[MAX_FNAME];
	char *iptr;
	char *fptr;
};

struct pd_context {
	struct uci_context *c;
	struct pd_path path;
	unsigned int status;
};

struct pdi_status {
	unsigned int added;
	unsigned int changed;
	unsigned int removed;
	unsigned int same;
};

struct pd_iface {
	int idx;
	char ifname[MAX_IFNAME];
	char sec[MAX_SEC_NAME];

	char ipaddr[MAX_IP_STR_LEN];
	char dns4p[MAX_IP_STR_LEN];
	char dns4s[MAX_IP_STR_LEN];

	char ip6addr[MAX_IP6_STR_LEN];
	char dns6p[MAX_IP6_STR_LEN];
	char dns6s[MAX_IP6_STR_LEN];
	char combine_if[MAX_IFNAME];
	

	struct list_head list;
	struct list_head uplist;
	struct list_head up6list;

	unsigned int flags;
};

struct piped {
	struct pd_iface *lan;
	struct list_head plist;
	struct list_head uplist;
	struct list_head up6list;
	struct pd_context pdc;
	struct ubus_context *u_ctx;
	bool rand_gw;
};

static inline bool pd_test(unsigned int *flags, unsigned int mask)
{
	return *flags & mask;
}

static inline void pd_set(unsigned int *flags, unsigned int mask)
{
	*flags |= mask;
}

static inline void pd_clear(unsigned int *flags, unsigned int mask)
{
	*flags &= ~mask;
}

static inline bool pdi_test(struct pd_iface *pdi, unsigned int mask)
{
	return pd_test(&pdi->flags, mask);
}

static inline void pdi_set(struct pd_iface *pdi, unsigned int mask)
{
	pd_set(&pdi->flags, mask);
}

static inline void pdi_clear(struct pd_iface *pdi, unsigned int mask)
{
	pd_clear(&pdi->flags, mask);
}

void pd_uevent_cb(char *ifname, bool added);

int pd_system(const char *cmd);

#endif