diff --git a/tools/parser/rfcomm.c b/tools/parser/rfcomm.c
index f50e632..c12f6ff 100644
--- a/tools/parser/rfcomm.c
+++ b/tools/parser/rfcomm.c
#include <bluetooth/bluetooth.h>
-#include "rfcomm.h"
#include "parser.h"
+#include "rfcomm.h"
static char *cr_str[] = {
"RSP",
};
#define CR_STR(mcc_head) cr_str[mcc_head->type.cr]
+#define GET_DLCI(addr) ((addr.server_chn << 1) | (addr.d & 1))
void print_rfcomm_hdr(long_frame_head* head, __u8 *ptr, int len)
{
address_field addr = head->addr;
__u8 ctr = head->control;
- __u16 ilen = head->length.len;
+ __u16 ilen = head->length.bits.len;
__u8 ctr_type,pf,dlci,fcs;
dlci = GET_DLCI(addr);
void print_mcc(mcc_long_frame_head* mcc_head)
{
- printf("mcc_len %d\n", mcc_head->length.len);
+ printf("mcc_len %d\n", mcc_head->length.bits.len);
}
static inline void mcc_test(int level, __u8 *ptr, int len,
print_rfcomm_hdr(head, ptr, len);
print_mcc(mcc_head);
}
+
static inline void mcc_fcoff(int level, __u8 *ptr, int len,
long_frame_head *head,
mcc_long_frame_head *mcc_head)
print_rfcomm_hdr(head, ptr, len);
print_mcc(mcc_head);
}
+
static inline void mcc_msc(int level, __u8 *ptr, int len,
long_frame_head *head,
mcc_long_frame_head *mcc_head)
{
- msc_data *msc = (void*) ptr;
+ msc_msg *msc = (void*) (ptr - STRUCT_END(msc_msg, mcc_s_head));
printf("MSC %s: ", CR_STR(mcc_head));
print_rfcomm_hdr(head, ptr, len);
print_mcc(mcc_head);
p_indent(level, 0);
printf("dlci %d fc %d rtc %d rtr %d ic %d dv %d",
- GET_DLCI(msc->addr), msc->v24_sigs.fc, msc->v24_sigs.rtc,
+ GET_DLCI(msc->dlci), msc->v24_sigs.fc, msc->v24_sigs.rtc,
msc->v24_sigs.rtr, msc->v24_sigs.ic, msc->v24_sigs.dv );
- if (len == MSC_DATA_BREAK_SIZE)
- printf(" b1 %d b2 %d b3 %d len %d\n", msc->brk_sigs.b1,
- msc->brk_sigs.b2, msc->brk_sigs.b3, msc->brk_sigs.len);
+
+ /* Assuming that break_signals field is _not declared_ in
+ struct msc_msg... */
+ if (len >
+ STRUCT_OFFSET(msc_msg, fcs) - STRUCT_END(msc_msg, v24_sigs)) {
+ break_signals *brk = (break_signals *)
+ (ptr + STRUCT_END(msc_msg, v24_sigs));
+ printf(" b1 %d b2 %d b3 %d len %d\n",
+ brk->b1, brk->b2, brk->b3, brk->len);
+ }
else
printf("\n");
}
+
static inline void mcc_rpn(int level, __u8 *ptr, int len,
long_frame_head *head,
mcc_long_frame_head *mcc_head)
{
- rpn_data *rpn = (void*) ptr;
+ rpn_msg *rpn = (void*) (ptr - STRUCT_END(rpn_msg, mcc_s_head));
printf("RPN %s: ", CR_STR(mcc_head));
print_rfcomm_hdr(head, ptr, len);
print_mcc(mcc_head);
- printf("dlci %d ", GET_DLCI(rpn->addr));
+ printf("dlci %d ", GET_DLCI(rpn->dlci));
- if (len == RPN_DATA_NO_RPN_SIZE) {
+ /* Assuming that rpn_val is _declared_ as a member of rpn_msg... */
+ if (len <=
+ STRUCT_OFFSET(rpn_msg, rpn_val) - STRUCT_END(rpn_msg, mcc_s_head)) {
printf("\n");
return;
}
printf(" rtri: %d rtro: %d rtci: %d rtco: %d xon: %d xoff: %d pm: %04x",
rpn->rpn_val.rtr_input, rpn->rpn_val.rtr_output,
rpn->rpn_val.rtc_input, rpn->rpn_val.rtc_output,
- rpn->rpn_val.xon___u8, rpn->rpn_val.xoff___u8,
- *((__u16*)&rpn->rpn_val.pm));
+ rpn->rpn_val.xon, rpn->rpn_val.xoff,
+ btohs(*(__u16 *)&(rpn->rpn_val.pm)));
}
+
static inline void mcc_rls(int level, __u8 *ptr, int len,
long_frame_head *head,
mcc_long_frame_head *mcc_head)
{
- rls_data* rls = (void*) ptr;
+ rls_msg* rls = (void*) (ptr - STRUCT_END(rls_msg, mcc_s_head));
- printf("RLS %s ", CR_STR(mcc_head));
+ printf("RLS %s: ", CR_STR(mcc_head));
print_rfcomm_hdr(head, ptr, len);
print_mcc(mcc_head);
- printf("dlci %d error: %d", GET_DLCI(rls->addr), rls->error);
+ printf("dlci %d error: %d", GET_DLCI(rls->dlci), rls->error);
}
+
static inline void mcc_pn(int level, __u8 *ptr, int len,
long_frame_head *head,
mcc_long_frame_head *mcc_head)
{
- pn_data *pn = (void*) ptr;
+ pn_msg *pn = (void*) (ptr - STRUCT_END(pn_msg, mcc_s_head));
- printf("PN %s", CR_STR(mcc_head));
+ printf("PN %s: ", CR_STR(mcc_head));
print_rfcomm_hdr(head, ptr, len);
print_mcc(mcc_head);
p_indent(level, 0);
- printf("dlci %d frame_type %d conv_lay %d pri %d ack_timer %d "
- "frame_size %d max_retrans %d win_size %d\n",
- pn->dlci, pn->frame_type, pn->conv_layer, pn->pri,
- pn->ack_timer, pn->frame_size, pn->max_retrans, pn->win_size);
+ printf("dlci %d frame_type %d credit_flow %d pri %d ack_timer %d "
+ "frame_size %d max_retrans %d credits %d\n",
+ pn->dlci, pn->frame_type, pn->credit_flow, pn->prior,
+ pn->ack_timer, btohs(pn->frame_size), pn->max_nbrof_retrans,
+ pn->credits);
}
static inline void mcc_nsc(int level, __u8 *ptr, int len,
mcc_long_frame_head *mcc_head)
{
- nsc_data *nsc = (void*) ptr;
+ nsc_msg *nsc = (void*) (ptr - STRUCT_END(nsc_msg, mcc_s_head));
printf("NSC %s: ", CR_STR(mcc_head));
print_rfcomm_hdr(head, ptr, len);
p_indent(level, 0);
printf("cr %d, mcc_cmd_type %x\n",
- nsc->cmd_type.cr, nsc->cmd_type.type );
+ nsc->command_type.cr, nsc->command_type.type );
}
static inline void mcc_frame(int level, struct frame *frm, long_frame_head *head)
if ( mcc_short_head_p->length.ea == EA ) {
mcc_head.type = mcc_short_head_p->type;
- mcc_head.length.len = mcc_short_head_p->length.len;
- hdr_size = MCC_SHORT_FRAME_HEAD_SIZE;
+ mcc_head.length.bits.len = mcc_short_head_p->length.len;
+ hdr_size = sizeof(mcc_short_frame_head);
} else {
mcc_head = *(mcc_long_frame_head *)frm->ptr;
- hdr_size = MCC_LONG_FRAME_HEAD_SIZE;
+ mcc_head.length.val = btohs(mcc_head.length.val);
+ hdr_size = sizeof(mcc_long_frame_head);
}
frm->ptr += hdr_size;
mcc_msc(level, frm->ptr, frm->len, head, &mcc_head);
break;
case RPN:
- mcc_test(level, frm->ptr, frm->len, head, &mcc_head);
+ mcc_rpn(level, frm->ptr, frm->len, head, &mcc_head);
break;
case RLS:
- mcc_test(level, frm->ptr, frm->len, head, &mcc_head);
+ mcc_rls(level, frm->ptr, frm->len, head, &mcc_head);
break;
case PN:
- mcc_test(level, frm->ptr, frm->len, head, &mcc_head);
+ mcc_pn(level, frm->ptr, frm->len, head, &mcc_head);
break;
case NSC:
- mcc_test(level, frm->ptr, frm->len, head, &mcc_head);
+ mcc_nsc(level, frm->ptr, frm->len, head, &mcc_head);
break;
default:
- printf("MCC ERR: ");
+ printf("MCC message type 0x%02x: ", mcc_head.type.type);
print_rfcomm_hdr(head, frm->ptr, frm->len);
printf("\n");
if (short_head_p->length.ea == EA) {
head.addr = short_head_p->addr;
head.control = short_head_p->control;
- head.length.len = short_head_p->length.len;
- hdr_size = SHORT_FRAME_HEAD_SIZE;
+ head.length.bits.len = short_head_p->length.len;
+ hdr_size = sizeof(short_frame_head);
} else {
head = *(long_frame_head *) frm->ptr;
- hdr_size = LONG_FRAME_HEAD_SIZE;
+ head.length.val = btohs(head.length.val);
+ hdr_size = sizeof(long_frame_head);
}
frm->ptr += hdr_size;
diff --git a/tools/parser/rfcomm.h b/tools/parser/rfcomm.h
index dee406c..3823773 100644
--- a/tools/parser/rfcomm.h
+++ b/tools/parser/rfcomm.h
Copyright (C) 2001 Wayne Lee <waynelee@qualcomm.com>
*/
-/*
- RFCOMM frame processing engine is based on:
- Implementation of Bluetooth RFCOMM with TS 07.10, Serial Port Emulation
- Copyright (C) 2000, 2001 Axis Communications AB
- Author: Mats Friden <mats.friden@axis.com>
-*/
-
/*
* $Id$
*/
-#include <asm/types.h>
+#include <asm/byteorder.h>
+
+#define RFCOMM_PSM 3
+
+#define TRUE 1
+#define FALSE 0
+
+#define RFCOMM_MAX_CONN 10
+#define BT_NBR_DATAPORTS RFCOMM_MAX_CONN
#define GET_BIT(pos,bitfield) ((bitfield[(pos)/32]) & (1 << ((pos) % 32)))
#define SET_BIT(pos,bitfield) ((bitfield[(pos)/32]) |= (1 << ((pos) % 32)))
#define CLR_BIT(pos,bitfield) ((bitfield[(pos)/32]) &= ((1 << ((pos) % 32)) ^ (~0)))
#define SET_PF(ctr) ((ctr) | (1 << 4))
-
/* Sets the P/F-bit in the control field */
#define CLR_PF(ctr) ((ctr) & 0xef)
-/* Clears the P/F-bit in the control field */
+/* clears the P/F-bit in the control field */
#define GET_PF(ctr) (((ctr) >> 4) & 0x1)
/* Returns the P/F bit */
+#define MIN(a, b) (((a) < (b)) ? (a) : (b))
+
+/* endian-swapping macros for structs */
+#define swap_long_frame(x) ((x)->h.length.val = le16_to_cpu((x)->h.length.val))
+#define swap_mcc_long_frame(x) (swap_long_frame(x))
+
#define SHORT_CRC_CHECK 2
/* Used for uih packets */
#define LONG_CRC_CHECK 3
#define LONG_HDR 3
/* and long header for long uih packets */
+/* FIXME: Should thsi one be define here? */
#define SHORT_PAYLOAD_SIZE 127
#define EA 1
/* Used for setting the EA field in different packets, really neccessary? */
#define RFCOMM_MAX_HDR_SIZE 5
-#define NBROFCREDITS 6
+#define MAX_CREDITS 30
+#define START_CREDITS 7
+#define MIN_CREDITS 6
#define DEF_RFCOMM_MTU 127
/* The values in the control field when sending ordinary rfcomm packets */
-#define SABM 0x2f
+#define SABM 0x2f /* set asynchronous balanced mode */
+#define UA 0x63 /* unnumbered acknolodgement */
+#define DM 0x0f /* disconnected mode */
+#define DISC 0x43 /* disconnect */
+#define UIH 0xef /* unnumbered information with header check (only) */
+#define UI 0x03 /* unnumbered information (with all data check) */
+
#define SABM_SIZE 4
-#define UA 0x63
-#define UA_SIZE 4
-#define DM 0x0f
-#define DISC 0x43
-#define UIH 0xef
+#define UA_SIZE 4
/* The values in the type field in a multiplexer command packet */
-#define TEST 0x8
-#define FCON 0x28
-#define FCOFF 0x18
-#define MSC 0x38
-#define RPN 0x24
-#define RLS 0x14
-#define PN 0x20
-#define NSC 0x4
+#define PN (0x80 >> 2) /* parameter negotiation */
+#define PSC (0x40 >> 2) /* power saving control */
+#define CLD (0xc0 >> 2) /* close down */
+#define TEST (0x20 >> 2) /* test */
+#define FCON (0xa0 >> 2) /* flow control on */
+#define FCOFF (0x60 >> 2) /* flow control off */
+#define MSC (0xe0 >> 2) /* modem status command */
+#define NSC (0x10 >> 2) /* not supported command response */
+#define RPN (0x90 >> 2) /* remote port negotiation */
+#define RLS (0x50 >> 2) /* remote line status */
+#define SNC (0xd0 >> 2) /* service negotiation command */
/* Define of some V.24 signals modem control signals in RFCOMM */
-#define FC 0x2
-#define RTC 0x4
-#define RTR 0x8
-#define DV 0x80
+#define DV 0x80 /* data valid */
+#define IC 0x40 /* incoming call */
+#define RTR 0x08 /* ready to receive */
+#define RTC 0x04 /* ready to communicate */
+#define FC 0x02 /* flow control (unable to accept frames) */
-#define PPP_DLCI 2 /* The virtual port for ppp */
-#define CTRL_CHAN 0 /* The control channel is defined as DLCI 0 in rfcomm */
+#define CTRL_CHAN 0 /* The control channel is defined as DLCI 0 in rfcomm */
#define MCC_CMD 1 /* Multiplexer command */
#define MCC_RSP 0 /* Multiplexer response */
/****************** TYPE DEFINITION SECTION *********************************/
+#ifdef __LITTLE_ENDIAN_BITFIELD
+
+typedef struct parameter_mask{
+ __u8 bit_rate:1;
+ __u8 data_bits:1;
+ __u8 stop_bit:1;
+ __u8 parity:1;
+ __u8 parity_type:1;
+ __u8 xon:1;
+ __u8 xoff:1;
+ __u8 res1:1;
+ __u8 xon_input:1;
+ __u8 xon_output:1;
+ __u8 rtr_input:1;
+ __u8 rtr_output:1;
+ __u8 rtc_input:1;
+ __u8 rtc_output:1;
+ __u8 res2:2;
+} __attribute__ ((packed)) parameter_mask;
+
+typedef struct rpn_values{
+ __u8 bit_rate;
+ __u8 data_bits:2;
+ __u8 stop_bit:1;
+ __u8 parity:1;
+ __u8 parity_type:2;
+ __u8 res1:2;
+ __u8 xon_input:1;
+ __u8 xon_output:1;
+ __u8 rtr_input:1;
+ __u8 rtr_output:1;
+ __u8 rtc_input:1;
+ __u8 rtc_output:1;
+ __u8 res2:2;
+ __u8 xon;
+ __u8 xoff;
+ parameter_mask pm;
+} __attribute__ ((packed)) rpn_values;
+
+#elif defined(__BIG_ENDIAN_BITFIELD)
+
+typedef struct parameter_mask{
+ __u8 res1:1;
+ __u8 xoff:1;
+ __u8 xon:1;
+ __u8 parity_type:1;
+ __u8 parity:1;
+ __u8 stop_bit:1;
+ __u8 data_bits:1;
+ __u8 bit_rate:1;
+
+ __u8 res2:2;
+ __u8 rtc_output:1;
+ __u8 rtc_input:1;
+ __u8 rtr_output:1;
+ __u8 rtr_input:1;
+ __u8 xon_output:1;
+ __u8 xon_input:1;
+
+} __attribute__ ((packed)) parameter_mask;
+
+typedef struct rpn_values{
+ __u8 bit_rate;
+
+ __u8 res1:2;
+ __u8 parity_type:2;
+ __u8 parity:1;
+ __u8 stop_bit:1;
+ __u8 data_bits:2;
+
+ __u8 res2:2;
+ __u8 rtc_output:1;
+ __u8 rtc_input:1;
+ __u8 rtr_output:1;
+ __u8 rtr_input:1;
+ __u8 xon_output:1;
+ __u8 xon_input:1;
+
+ __u8 xon;
+ __u8 xoff;
+ parameter_mask pm;
+} __attribute__ ((packed)) rpn_values;
+
+#else /* __XXX_BITFIELD */
+#error Processor endianness unknown!
+#endif
+
+/****************************************************************************/
+
+/****************** TYPE DEFINITION SECTION *********************************/
+
/* Typedefinitions of stuctures used for creating and parsing packets, for a
further description of the structures please se the bluetooth core
specification part F:1 and the ETSI TS 07.10 specification */
+#ifdef __LITTLE_ENDIAN_BITFIELD
+
typedef struct address_field {
__u8 ea:1;
__u8 cr:1;
__u8 server_chn:5;
} __attribute__ ((packed)) address_field;
-#define GET_DLCI(addr) ((addr.server_chn << 1) | (addr.d & 1))
-
typedef struct short_length {
- __u8 ea:1;
- __u8 len:7;
+ __u8 ea:1;
+ __u8 len:7;
} __attribute__ ((packed)) short_length;
-typedef struct long_length {
- __u16 ea:1;
- __u16 len:15;
+typedef union long_length {
+ struct bits {
+ __u8 ea:1;
+ unsigned short len:15;
+ } __attribute__ ((packed)) bits ;
+ __u16 val ;
} __attribute__ ((packed)) long_length;
typedef struct short_frame_head {
__u8 control;
short_length length;
} __attribute__ ((packed)) short_frame_head;
-#define SHORT_FRAME_HEAD_SIZE 3
typedef struct short_frame {
short_frame_head h;
- __u8 data[0];
+ __u8 data[0];
} __attribute__ ((packed)) short_frame;
typedef struct long_frame_head {
address_field addr;
__u8 control;
long_length length;
+ __u8 data[0];
} __attribute__ ((packed)) long_frame_head;
-#define LONG_FRAME_HEAD_SIZE 4
typedef struct long_frame {
long_frame_head h;
/* Typedefinitions for structures used for the multiplexer commands */
typedef struct mcc_type {
__u8 ea:1;
- __u8 cr:1;
+ __u8 cr:1;
__u8 type:6;
} __attribute__ ((packed)) mcc_type;
typedef struct mcc_short_frame_head {
mcc_type type;
short_length length;
+ __u8 value[0];
} __attribute__ ((packed)) mcc_short_frame_head;
-#define MCC_SHORT_FRAME_HEAD_SIZE 2
typedef struct mcc_short_frame {
mcc_short_frame_head h;
typedef struct mcc_long_frame_head {
mcc_type type;
long_length length;
+ __u8 value[0];
} __attribute__ ((packed)) mcc_long_frame_head;
-#define MCC_LONG_FRAME_HEAD_SIZE 3
typedef struct mcc_long_frame {
mcc_long_frame_head h;
__u8 dv:1;
} __attribute__ ((packed)) v24_signals;
-typedef struct brk_signals {
+typedef struct break_signals {
__u8 ea:1;
__u8 b1:1;
__u8 b2:1;
__u8 b3:1;
__u8 len:4;
-} __attribute__ ((packed)) brk_signals;
-
-typedef struct msc_data {
- address_field addr;
- v24_signals v24_sigs;
- brk_signals brk_sigs;
- __u8 fcs;
-} __attribute__ ((packed)) msc_data;
-#define MSC_DATA_NO_BREAK_SIZE 2
-#define MSC_DATA_BREAK_SIZE 3
+} __attribute__ ((packed)) break_signals;
typedef struct msc_msg {
short_frame_head s_head;
mcc_short_frame_head mcc_s_head;
address_field dlci;
- __u8 v24_sigs;
- //brk_sigs break_signals;
+ v24_signals v24_sigs;
+ //break_signals break_sigs;
__u8 fcs;
} __attribute__ ((packed)) msc_msg;
-/* RPN command */
-#define B2400 0
-#define B4800 1
-#define B7200 2
-#define B9600 3
-#define B19200 4
-#define B38400 5
-#define B57600 6
-#define B115200 7
-#define D230400 8
-
-typedef struct parameter_mask {
- __u8 bit_rate:1;
- __u8 data_bits:1;
- __u8 stop_bit:1;
- __u8 parity:1;
- __u8 parity_type:1;
- __u8 xon___u8:1;
- __u8 xoff___u8:1;
- __u8 res1:1;
- __u8 xon_input:1;
- __u8 xon_output:1;
- __u8 rtr_input:1;
- __u8 rtr_output:1;
- __u8 rtc_input:1;
- __u8 rtc_output:1;
- __u8 res2:2;
-} __attribute__ ((packed)) parameter_mask;
-
-typedef struct rpn_values {
- __u8 bit_rate;
- __u8 data_bits:2;
- __u8 stop_bit:1;
- __u8 parity:1;
- __u8 parity_type:2;
- __u8 res1:2;
- __u8 xon_input:1;
- __u8 xon_output:1;
- __u8 rtr_input:1;
- __u8 rtr_output:1;
- __u8 rtc_input:1;
- __u8 rtc_output:1;
- __u8 res2:2;
- __u8 xon___u8;
- __u8 xoff___u8;
- parameter_mask pm;
-} __attribute__ ((packed)) rpn_values;
-
-typedef struct rpn_data {
- address_field addr;
- rpn_values rpn_val;
-} __attribute__ ((packed)) rpn_data;
-#define RPN_DATA_NO_RPN_SIZE 1
-#define RPN_DATA_SIZE 8
-
typedef struct rpn_msg {
short_frame_head s_head;
mcc_short_frame_head mcc_s_head;
} __attribute__ ((packed)) rpn_msg;
/* RLS-command */
-typedef struct rls_data{
- address_field addr;
- __u8 error:4;
- __u8 res:4;
-} __attribute__ ((packed)) rls_data;
-
-typedef struct rls_msg{
+typedef struct rls_msg {
short_frame_head s_head;
mcc_short_frame_head mcc_s_head;
address_field dlci;
} __attribute__ ((packed)) rls_msg;
/* PN-command */
-typedef struct pn_data {
- __u8 dlci:6;
- __u8 res1:2;
- __u8 frame_type:4;
- __u8 conv_layer:4;
- __u8 pri:6;
- __u8 res2:2;
- __u8 ack_timer;
- __u16 frame_size;
- __u8 max_retrans;
- __u8 win_size;
-} __attribute__ ((packed)) pn_data;
-
-/* PN-command */
typedef struct pn_msg {
short_frame_head s_head;
mcc_short_frame_head mcc_s_head;
+/* The res1, res2 and res3 values have to be set to 0 by the sender */
__u8 dlci:6;
__u8 res1:2;
__u8 frame_type:4;
__u8 prior:6;
__u8 res2:2;
__u8 ack_timer;
- __u32 frame_size:16;
+ __u16 frame_size:16;
__u8 max_nbrof_retrans;
__u8 credits;
__u8 fcs;
} __attribute__ ((packed)) pn_msg;
/* NSC-command */
-typedef struct nsc_data{
- mcc_type cmd_type;
-} __attribute__ ((packed)) nsc_data;
+typedef struct nsc_msg {
+ short_frame_head s_head;
+ mcc_short_frame_head mcc_s_head;
+ mcc_type command_type;
+ __u8 fcs;
+} __attribute__ ((packed)) nsc_msg;
+
+#elif defined(__BIG_ENDIAN_BITFIELD)
+
+typedef struct address_field {
+ __u8 server_chn:5;
+ __u8 d:1;
+ __u8 cr:1;
+ __u8 ea:1;
+} __attribute__ ((packed)) address_field;
+
+typedef struct short_length {
+ __u8 len:7;
+ __u8 ea:1;
+} __attribute__ ((packed)) short_length;
+
+typedef union long_length {
+ struct bits {
+ unsigned short len:15;
+ __u8 ea:1;
+ } __attribute__ ((packed)) bits;
+ __u16 val;
+} __attribute__ ((packed)) long_length;
+
+typedef struct short_frame_head {
+ address_field addr;
+ __u8 control;
+ short_length length;
+} __attribute__ ((packed)) short_frame_head;
+
+typedef struct short_frame {
+ short_frame_head h;
+ __u8 data[0];
+} __attribute__ ((packed)) short_frame;
+
+typedef struct long_frame_head {
+ address_field addr;
+ __u8 control;
+ long_length length;
+ __u8 data[0];
+} __attribute__ ((packed)) long_frame_head;
+
+typedef struct long_frame {
+ long_frame_head h;
+ __u8 data[0];
+} __attribute__ ((packed)) long_frame;
+
+typedef struct mcc_type {
+ __u8 type:6;
+ __u8 cr:1;
+ __u8 ea:1;
+} __attribute__ ((packed)) mcc_type;
+
+typedef struct mcc_short_frame_head {
+ mcc_type type;
+ short_length length;
+ __u8 value[0];
+} __attribute__ ((packed)) mcc_short_frame_head;
+
+typedef struct mcc_short_frame {
+ mcc_short_frame_head h;
+ __u8 value[0];
+} __attribute__ ((packed)) mcc_short_frame;
+
+typedef struct mcc_long_frame_head {
+ mcc_type type;
+ long_length length;
+ __u8 value[0];
+} __attribute__ ((packed)) mcc_long_frame_head;
+
+typedef struct mcc_long_frame {
+ mcc_long_frame_head h;
+ __u8 value[0];
+} __attribute__ ((packed)) mcc_long_frame;
+
+typedef struct v24_signals {
+ __u8 dv:1;
+ __u8 ic:1;
+ __u8 reserved:2;
+ __u8 rtr:1;
+ __u8 rtc:1;
+ __u8 fc:1;
+ __u8 ea:1;
+} __attribute__ ((packed)) v24_signals;
+
+typedef struct break_signals {
+ __u8 len:4;
+ __u8 b3:1;
+ __u8 b2:1;
+ __u8 b1:1;
+ __u8 ea:1;
+} __attribute__ ((packed)) break_signals;
+
+typedef struct msc_msg {
+ short_frame_head s_head;
+ mcc_short_frame_head mcc_s_head;
+ address_field dlci;
+ v24_signals v24_sigs;
+ //break_signals break_sigs;
+ __u8 fcs;
+} __attribute__ ((packed)) msc_msg;
+
+typedef struct rpn_msg {
+ short_frame_head s_head;
+ mcc_short_frame_head mcc_s_head;
+ address_field dlci;
+ rpn_values rpn_val;
+ __u8 fcs;
+} __attribute__ ((packed)) rpn_msg;
+
+typedef struct rls_msg {
+ short_frame_head s_head;
+ mcc_short_frame_head mcc_s_head;
+ address_field dlci;
+ __u8 res:4;
+ __u8 error:4;
+ __u8 fcs;
+} __attribute__ ((packed)) rls_msg;
-typedef struct nsc_msg{
+typedef struct pn_msg {
+ short_frame_head s_head;
+ mcc_short_frame_head mcc_s_head;
+ __u8 res1:2;
+ __u8 dlci:6;
+ __u8 credit_flow:4;
+ __u8 frame_type:4;
+ __u8 res2:2;
+ __u8 prior:6;
+ __u8 ack_timer;
+ __u16 frame_size:16;
+ __u8 max_nbrof_retrans;
+ __u8 credits;
+ __u8 fcs;
+} __attribute__ ((packed)) pn_msg;
+
+typedef struct nsc_msg {
short_frame_head s_head;
mcc_short_frame_head mcc_s_head;
mcc_type command_type;
__u8 fcs;
} __attribute__ ((packed)) nsc_msg;
+
+#else /* __XXX_ENDIAN */
+#error Processor endianness unknown!
+#endif /* __XXX_ENDIAN */
+
+/****************************************************************************/