patch-2.3.15 linux/include/linux/atm.h

• Lines: 245
• Date: Mon Aug 23 14:49:40 1999
• Orig file: v2.3.14/linux/include/linux/atm.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.14/linux/include/linux/atm.h linux/include/linux/atm.h
@@ -0,0 +1,244 @@
+/* atm.h - general ATM declarations */
+ 
+/* Written 1995-1999 by Werner Almesberger, EPFL LRC/ICA */
+ 
+
+/*
+ * WARNING: User-space programs should not #include <linux/atm.h> directly.
+ *          Instead, #include <atm.h>
+ */
+
+#ifndef _LINUX_ATM_H
+#define _LINUX_ATM_H
+
+/*
+ * BEGIN_xx and END_xx markers are used for automatic generation of
+ * documentation. Do not change them.
+ */
+
+#ifdef __KERNEL__
+#include <linux/socket.h>
+#include <linux/types.h>
+#endif
+#include <linux/atmsap.h>
+#include <linux/atmioc.h>
+
+
+/* general ATM constants */
+#define ATM_CELL_SIZE		    53	/* ATM cell size incl. header */
+#define ATM_CELL_PAYLOAD	    48	/* ATM payload size */
+#define ATM_AAL0_SDU		    52	/* AAL0 SDU size */
+#define ATM_MAX_AAL34_PDU	 65535	/* maximum AAL3/4 PDU payload */
+#define ATM_AAL5_TRAILER	     8	/* AAL5 trailer size */
+#define ATM_MAX_AAL5_PDU	 65535	/* maximum AAL5 PDU payload */
+#define ATM_MAX_CDV		  9999	/* maximum (default) CDV */
+#define ATM_NOT_RSV_VCI		    32	/* first non-reserved VCI value */
+
+#define ATM_MAX_VPI		   255	/* maximum VPI at the UNI */
+#define ATM_MAX_VPI_NNI		  4096	/* maximum VPI at the NNI */
+#define ATM_MAX_VCI		 65535	/* maximum VCI */
+
+
+/* "protcol" values for the socket system call */
+#define ATM_NO_AAL	0		/* AAL not specified */
+#define ATM_AAL0	13		/* "raw" ATM cells */
+#define ATM_AAL1	1		/* AAL1 (CBR) */
+#define ATM_AAL2	2		/* AAL2 (VBR) */
+#define ATM_AAL34	3		/* AAL3/4 (data) */
+#define ATM_AAL5	5		/* AAL5 (data) */
+
+/* socket option name coding functions */
+
+#define __SO_ENCODE(l,n,t)	(((l) << 22) | ((n) << 16) | sizeof(t))
+#define __SO_LEVEL(c)		((c) >> 22)
+#define __SO_NUMBER(c)		(((c) >> 16) & 0x3f)
+#define __SO_SIZE(c)		((c) & 0x3fff)
+
+/*
+ * ATM layer
+ */
+
+#define SO_SETCLP	__SO_ENCODE(SOL_ATM,0,int)
+			    /* set CLP bit value - TODO */
+#define SO_CIRANGE	__SO_ENCODE(SOL_ATM,1,struct atm_cirange)
+			    /* connection identifier range; socket must be
+			       bound or connected */
+#define SO_ATMQOS	__SO_ENCODE(SOL_ATM,2,struct atm_qos)
+			    /* Quality of Service setting */
+#define SO_ATMSAP	__SO_ENCODE(SOL_ATM,3,struct atm_sap)
+			    /* Service Access Point */
+
+/*
+ * Note @@@: since the socket layers don't really distinguish the control and
+ * the data plane but generally seems to be data plane-centric, any layer is
+ * about equally wrong for the SAP. If you have a better idea about this,
+ * please speak up ...
+ */
+
+/* socket layer */
+#define SO_BCTXOPT	__SO_ENCODE(SOL_SOCKET,16,struct atm_buffconst)
+			    /* not ATM specific - should go somewhere else */
+#define SO_BCRXOPT	__SO_ENCODE(SOL_SOCKET,17,struct atm_buffconst)
+
+
+/* for SO_BCTXOPT and SO_BCRXOPT */
+
+struct atm_buffconst {
+	unsigned long	buf_fac;	/* buffer alignment factor */
+	unsigned long	buf_off;	/* buffer alignment offset */
+	unsigned long	size_fac;	/* buffer size factor */
+	unsigned long	size_off;	/* buffer size offset */
+	unsigned long	min_size;	/* minimum size */
+	unsigned long	max_size;	/* maximum size, 0 = unlimited */
+};
+
+
+/* ATM cell header (for AAL0) */
+
+/* BEGIN_CH */
+#define ATM_HDR_GFC_MASK	0xf0000000
+#define ATM_HDR_GFC_SHIFT	28
+#define ATM_HDR_VPI_MASK	0x0ff00000
+#define ATM_HDR_VPI_SHIFT	20
+#define ATM_HDR_VCI_MASK	0x000ffff0
+#define ATM_HDR_VCI_SHIFT	4
+#define ATM_HDR_PTI_MASK	0x0000000e
+#define ATM_HDR_PTI_SHIFT	1
+#define ATM_HDR_CLP		0x00000001
+/* END_CH */
+
+
+/* PTI codings */
+
+/* BEGIN_PTI */
+#define ATM_PTI_US0	0  /* user data cell, congestion not exp, SDU-type 0 */
+#define ATM_PTI_US1	1  /* user data cell, congestion not exp, SDU-type 1 */
+#define ATM_PTI_UCES0	2  /* user data cell, cong. experienced, SDU-type 0 */
+#define ATM_PTI_UCES1	3  /* user data cell, cong. experienced, SDU-type 1 */
+#define ATM_PTI_SEGF5	4  /* segment OAM F5 flow related cell */
+#define ATM_PTI_E2EF5	5  /* end-to-end OAM F5 flow related cell */
+#define ATM_PTI_RSV_RM	6  /* reserved for traffic control/resource mgmt */
+#define ATM_PTI_RSV	7  /* reserved */
+/* END_PTI */
+
+
+/*
+ * The following items should stay in linux/atm.h, which should be linked to
+ * netatm/atm.h
+ */
+
+/* Traffic description */
+
+#define ATM_NONE	0		/* no traffic */
+#define ATM_UBR		1
+#define ATM_CBR		2
+#define ATM_VBR		3
+#define ATM_ABR		4
+#define ATM_ANYCLASS	5		/* compatible with everything */
+
+#define ATM_MAX_PCR	-1		/* maximum available PCR */
+
+struct atm_trafprm {
+	unsigned char	traffic_class;	/* traffic class (ATM_UBR, ...) */
+	int		max_pcr;	/* maximum PCR in cells per second */
+	int		pcr;		/* desired PCR in cells per second */
+	int		min_pcr;	/* minimum PCR in cells per second */
+	int		max_cdv;	/* maximum CDV in microseconds */
+	int		max_sdu;	/* maximum SDU in bytes */
+};
+
+struct atm_qos {
+	struct atm_trafprm txtp;	/* parameters in TX direction */
+	struct atm_trafprm rxtp;	/* parameters in RX direction */
+	unsigned char aal;
+};
+
+/* PVC addressing */
+
+#define ATM_ITF_ANY	-1		/* "magic" PVC address values */
+#define ATM_VPI_ANY	-1
+#define ATM_VCI_ANY	-1
+#define ATM_VPI_UNSPEC	-2
+#define ATM_VCI_UNSPEC	-2
+
+
+struct sockaddr_atmpvc {
+	unsigned short 	sap_family;	/* address family, AF_ATMPVC  */
+	struct {			/* PVC address */
+		short	itf;		/* ATM interface */
+		short	vpi;		/* VPI (only 8 bits at UNI) */
+		int	vci;		/* VCI (only 16 bits at UNI) */
+	}		sap_addr;	/* PVC address */
+};
+
+/* SVC addressing */
+
+#define	ATM_ESA_LEN	20		/* ATM End System Address length */
+#define ATM_E164_LEN	12		/* maximum E.164 number length */
+
+#define ATM_AFI_DCC	0x39		/* DCC ATM Format */
+#define ATM_AFI_ICD	0x47		/* ICD ATM Format */
+#define ATM_AFI_E164	0x45		/* E.164 ATM Format */
+#define ATM_AFI_LOCAL	0x49		/* Local ATM Format */ 
+
+#define ATM_AFI_DCC_GROUP	0xBD	/* DCC ATM Group Format */
+#define ATM_AFI_ICD_GROUP	0xC5	/* ICD ATM Group Format */
+#define ATM_AFI_E164_GROUP	0xC3	/* E.164 ATM Group Format */
+#define ATM_AFI_LOCAL_GROUP	0xC7	/* Local ATM Group Format */
+
+#define ATM_LIJ_NONE	0		/* no leaf-initiated join */
+#define ATM_LIJ		1		/* request joining */
+#define ATM_LIJ_RPJ	2		/* set to root-prompted join */
+#define ATM_LIJ_NJ	3		/* set to network join */
+
+
+struct sockaddr_atmsvc {
+    unsigned short 	sas_family;	/* address family, AF_ATMSVC */
+    struct {				/* SVC address */
+        unsigned char	prv[ATM_ESA_LEN];/* private ATM address */
+        char		pub[ATM_E164_LEN+1]; /* public address (E.164) */
+    					/* unused addresses must be bzero'ed */
+	char		lij_type;	/* role in LIJ call; one of ATM_LIJ* */
+	uint32_t	lij_id;		/* LIJ call identifier */
+    }			sas_addr;	/* SVC address */
+};
+
+
+static __inline__ int atmsvc_addr_in_use(struct sockaddr_atmsvc addr)
+{
+	return *addr.sas_addr.prv || *addr.sas_addr.pub;
+}
+
+
+static __inline__ int atmpvc_addr_in_use(struct sockaddr_atmpvc addr)
+{
+	return addr.sap_addr.itf || addr.sap_addr.vpi || addr.sap_addr.vci;
+}
+
+
+/*
+ * Some stuff for linux/sockios.h
+ */
+
+struct atmif_sioc {
+    int number;
+    int length;
+    void *arg;
+};
+
+
+#define ATM_CREATE_LEAF _IO('a',ATMIOC_SPECIAL+2)
+                                /* create a point-to-multipoint leaf socket */
+
+
+#ifdef __KERNEL__
+
+#include <linux/net.h>	/* struct net_proto */
+
+
+void atmpvc_proto_init(struct net_proto *pro);
+void atmsvc_proto_init(struct net_proto *pro);
+
+#endif /* __KERNEL__ */
+
+#endif