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|
/*****************************************************************************
**
** Name: obx_capi.c
**
** File: OBEX Client Application Programming Interface functions
**
** Copyright (c) 2003-2010, Broadcom Corp., All Rights Reserved.
** Broadcom Bluetooth Core. Proprietary and confidential.
**
*****************************************************************************/
#include "bt_target.h"
#include "wcassert.h"
#include "obx_int.h"
#include "port_api.h"
#include "l2c_api.h"
#include "btm_api.h"
/*******************************************************************************
**
** Function OBX_ConnectReq
**
** Description This function registers a client entity to OBEX and sends a
** CONNECT request to the server specified by the API parameters.
**
** Returns OBX_SUCCESS, if successful.
** OBX_NO_RESOURCES, if OBX does not resources
**
*******************************************************************************/
tOBX_STATUS OBX_ConnectReq(BD_ADDR bd_addr, UINT8 scn, UINT16 mtu,
tOBX_CL_CBACK *p_cback, tOBX_HANDLE *p_handle, BT_HDR *p_pkt)
{
tOBX_STATUS status = OBX_NO_RESOURCES;
UINT8 msg[OBX_HDR_OFFSET + OBX_MAX_CONN_HDR_EXTRA];
UINT8 *p = msg;
tOBX_CL_CB *p_cb;
WC_ASSERT(p_handle);
p_cb = obx_cl_get_cb(*p_handle);
if (p_cb == NULL)
p_cb = obx_cl_alloc_cb();
if (p_cb)
{
if (p_cb->ll_cb.port.port_handle == 0)
{
WC_ASSERT(p_cback);
/* port is not open yet- open one
* this is the first CONNECT request */
p_cb->ll_cb.comm.rx_mtu = mtu;
p_cb->p_cback = p_cback;
p_cb->state = OBX_CS_NOT_CONNECTED;
status = obx_open_port(&p_cb->ll_cb.port, bd_addr, scn);
*p_handle = p_cb->ll_cb.port.handle;
}
else
{
/* when called by other OBX functions */
status = OBX_SUCCESS;
}
if (status == OBX_SUCCESS)
{
/* Connect request packet always has the final bit set */
*p++ = (OBX_REQ_CONNECT | OBX_FINAL);
p += OBX_PKT_LEN_SIZE;
*p++ = OBX_VERSION;
*p++ = OBX_CONN_FLAGS;
UINT16_TO_BE_STREAM(p, p_cb->ll_cb.port.rx_mtu);
/* IrOBEX spec forbids connection ID in Connect Request */
p_pkt = obx_cl_prepend_msg(p_cb, p_pkt, msg, (UINT16)(p - msg) );
p_pkt->event = OBX_CONNECT_REQ_EVT;
obx_csm_event(p_cb, OBX_CONNECT_REQ_CEVT, p_pkt);
}
else
{
OBX_TRACE_ERROR1("Error opening port for scn: %d", scn);
obx_cl_free_cb(p_cb);
}
}
return status;
}
/*******************************************************************************
**
** Function OBX_AllocSession
**
** Description This function registers a client entity to OBEX.
** If p_session_info is not NULL, it tries to find an suspended session
** with matching session_info.
** If scn is not 0, it allocates a control block for this new session.
** Otherwise, it allocates a control block for the given PSM.
** The associated virtual PSM assigned by L2CAP is returned in p_psm
** The allocated OBEX handle is returned in p_handle.
**
** Returns OBX_SUCCESS, if successful.
** OBX_NO_RESOURCES, if OBX does not resources
**
*******************************************************************************/
tOBX_STATUS OBX_AllocSession (UINT8 *p_session_info, UINT8 scn, UINT16 *p_psm,
tOBX_CL_CBACK *p_cback, tOBX_HANDLE *p_handle)
{
tOBX_STATUS status = OBX_NO_RESOURCES;
tOBX_CL_CB *p_cb;
WC_ASSERT(p_handle);
WC_ASSERT(p_cback);
OBX_TRACE_API2("OBX_AllocSession scn: %d, psm:0x%x", scn, *p_psm);
if (p_session_info)
{
p_cb = obx_cl_get_suspended_cb(p_handle, p_session_info);
if (p_cb)
{
p_cb->srm = p_cb->sess_info[OBX_SESSION_INFO_SRM_IDX];
status = OBX_SUCCESS;
}
}
else
{
p_cb = obx_cl_get_cb(*p_handle);
if (p_cb == NULL)
p_cb = obx_cl_alloc_cb();
}
if (p_cb)
{
p_cb->rsp_code = 0;
p_cb->psm = 0;
if (p_cb->sess_st != OBX_SESS_SUSPENDED)
p_cb->sess_st = OBX_SESS_NONE;
if (p_psm && L2C_IS_VALID_PSM(*p_psm))
{
obx_register_l2c(p_cb, *p_psm);
/* obx_register_l2c puts the virtual psm in p_cb->psm */
if (p_cb->psm)
{
*p_psm = p_cb->psm;
status = OBX_SUCCESS;
}
}
/* check SCN only when a virtual PSM is not allocated */
if (!p_cb->psm)
{
if (scn)
{
/* borrow this data member temporarily */
p_cb->rsp_code = scn;
status = OBX_SUCCESS;
}
}
}
if (status != OBX_SUCCESS)
{
obx_cl_free_cb(p_cb);
p_cb = NULL;
}
if (p_cb)
{
*p_handle = p_cb->ll_cb.comm.handle;
p_cb->p_cback = p_cback;
p_cb->state = OBX_CS_NOT_CONNECTED;
}
return status;
}
/*******************************************************************************
**
** Function OBX_CreateSession
**
** Description This function registers a client entity to OBEX.
** It may send a CreateSession request and wait for CreateSession response.
** It sends a CONNECT request to the server specified by the API parameters.
**
** Returns OBX_SUCCESS, if successful.
** OBX_NO_RESOURCES, if OBX does not resources
**
*******************************************************************************/
tOBX_STATUS OBX_CreateSession (BD_ADDR bd_addr, UINT16 mtu, BOOLEAN srm, UINT32 nonce,
tOBX_HANDLE handle, BT_HDR *p_pkt)
{
tOBX_STATUS status = OBX_NO_RESOURCES;
tOBX_CL_CB *p_cb;
UINT8 *p;
UINT8 *pn;
BT_HDR *p_req;
UINT8 data[20];
tOBX_TRIPLET triplet[4];
UINT8 num_trip = 0;
OBX_TRACE_API1("OBX_CreateSession handle: 0x%x", handle);
p_cb = obx_cl_get_cb(handle);
if (p_cb)
{
if (p_cb->state != OBX_CS_NOT_CONNECTED || p_cb->sess_st != OBX_SESS_NONE)
{
OBX_TRACE_ERROR2("bad state: %d, or sess_st:%d", p_cb->state, p_cb->sess_st);
return status;
}
if (p_cb->ll_cb.comm.id == 0)
{
p_cb->ll_cb.comm.rx_mtu = mtu;
OBX_TRACE_DEBUG2("scn: %d, psm:0x%x", p_cb->rsp_code, p_cb->psm);
if (p_cb->psm)
{
/* L2CAP channel is not open yet- open one
* this is the first CONNECT request */
status = obx_open_l2c(p_cb, bd_addr);
}
else if (p_cb->rsp_code) /* p_cb->rsp_code is used as the scn */
{
/* port is not open yet- open one
* this is the first CONNECT request */
status = obx_open_port(&p_cb->ll_cb.port, bd_addr, p_cb->rsp_code);
}
}
else
{
/* when called by other OBX functions */
status = OBX_SUCCESS;
}
if (status == OBX_SUCCESS)
{
/* OBEX 1.5 */
p_cb->srm = OBX_SRM_NO;
if (srm)
p_cb->srm = OBX_SRM_ENABLE;
p_cb->nonce = nonce;
p_cb->sess_st = OBX_SESS_NONE;
if (nonce)
{
if ( (p_req = OBX_HdrInit(handle, OBX_MIN_MTU)) != NULL)
{
p = (UINT8 *) (p_req + 1) + p_req->offset;
/* Session request packet always has the final bit set */
*p++ = (OBX_REQ_SESSION | OBX_FINAL);
p_req->len = 3;
p = data;
/* add session opcode */
triplet[num_trip].tag = OBX_TAG_SESS_PARAM_SESS_OP;
triplet[num_trip].len = OBX_LEN_SESS_PARAM_SESS_OP;
triplet[num_trip].p_array = p;
*p = OBX_SESS_OP_CREATE;
p += OBX_LEN_SESS_PARAM_SESS_OP;
num_trip++;
/* add device addr */
triplet[num_trip].tag = OBX_TAG_SESS_PARAM_ADDR;
triplet[num_trip].len = BD_ADDR_LEN;
triplet[num_trip].p_array = p;
BTM_GetLocalDeviceAddr (p);
p += BD_ADDR_LEN;
num_trip++;
/* add nonce 4 - 16 bytes */
triplet[num_trip].tag = OBX_TAG_SESS_PARAM_NONCE;
triplet[num_trip].len = OBX_LOCAL_NONCE_SIZE;
pn = &p_cb->sess_info[OBX_SESSION_ID_SIZE];
triplet[num_trip].p_array = pn;
UINT32_TO_BE_STREAM(pn, nonce);
num_trip++;
/* add timeout */
triplet[num_trip].p_array = p;
if (obx_add_timeout (&triplet[num_trip], obx_cb.sess_tout_val, &p_cb->param.sess))
{
num_trip ++;
p = &p_cb->sess_info[OBX_SESSION_INFO_TO_IDX];
UINT32_TO_BE_STREAM(p, obx_cb.sess_tout_val);
p_cb->param.sess.timeout = obx_cb.sess_tout_val;
}
OBX_AddTriplet(p_req, OBX_HI_SESSION_PARAM, triplet, num_trip);
if (p_pkt)
{
/* assume that these headers are to be added to the connect req */
p_cb->p_next_req = p_pkt;
}
/* adjust the packet len */
p = (UINT8 *) (p_req + 1) + p_req->offset + 1;
UINT16_TO_BE_STREAM(p, p_req->len);
p_req->event = OBX_SESSION_REQ_EVT;
p_cb->sess_st = OBX_SESS_CREATE;
obx_csm_event(p_cb, OBX_SESSION_REQ_CEVT, p_req);
}
else
status = OBX_NO_RESOURCES;
}
else /* legacy */
{
obx_ca_connect_req (p_cb, p_pkt);
}
}
if (status != OBX_SUCCESS)
{
obx_cl_free_cb(p_cb);
}
}
return status;
}
/*******************************************************************************
**
** Function OBX_ResumeSession
**
** Description This function registers a client entity to OBEX and resumes
** a previously interrupted reliable session.
**
** Returns OBX_SUCCESS, if successful.
** OBX_NO_RESOURCES, if OBX does not resources
**
*******************************************************************************/
tOBX_STATUS OBX_ResumeSession (BD_ADDR bd_addr, UINT8 ssn, UINT32 offset, tOBX_HANDLE handle)
{
tOBX_STATUS status = OBX_NO_RESOURCES;
UINT8 *p;
tOBX_CL_CB *p_cb;
BT_HDR *p_req;
tOBX_TRIPLET triplet[6];
UINT8 data[13];
UINT8 num_trip = 0;
UINT8 *pn;
OBX_TRACE_API3("OBX_ResumeSession handle: 0x%x ssn:%d offset:%d", handle, ssn, offset);
p_cb = obx_cl_get_cb(handle);
if (p_cb)
{
OBX_TRACE_DEBUG3("OBX_ResumeSession, sess_st:%d srm:0x%x, saved state:0x%x", p_cb->sess_st,
p_cb->sess_info[OBX_SESSION_INFO_SRM_IDX], p_cb->sess_info[OBX_SESSION_INFO_SRM_IDX]);
if (p_cb->sess_st == OBX_SESS_SUSPENDED)
{
if ((p_req = OBX_HdrInit(OBX_HANDLE_NULL, OBX_MIN_MTU)) != NULL)
{
p = (UINT8 *) (p_req + 1) + p_req->offset;
/* Session request packet always has the final bit set */
*p++ = (OBX_REQ_SESSION | OBX_FINAL);
p_req->len = 3;
/* add session opcode */
p = data;
triplet[num_trip].tag = OBX_TAG_SESS_PARAM_SESS_OP;
triplet[num_trip].len = OBX_LEN_SESS_PARAM_SESS_OP;
triplet[num_trip].p_array = p;
*p = OBX_SESS_OP_RESUME;
p += OBX_LEN_SESS_PARAM_SESS_OP;
num_trip++;
/* add device addr */
triplet[num_trip].tag = OBX_TAG_SESS_PARAM_ADDR;
triplet[num_trip].len = BD_ADDR_LEN;
triplet[num_trip].p_array = p;
BTM_GetLocalDeviceAddr (p);
p += BD_ADDR_LEN;
num_trip++;
/* add nonce 4 - 16 bytes */
triplet[num_trip].tag = OBX_TAG_SESS_PARAM_NONCE;
triplet[num_trip].len = OBX_LOCAL_NONCE_SIZE;
pn = &p_cb->sess_info[OBX_SESSION_ID_SIZE];
triplet[num_trip].p_array = pn;
num_trip++;
/* add session id */
triplet[num_trip].tag = OBX_TAG_SESS_PARAM_SESS_ID;
triplet[num_trip].len = OBX_SESSION_ID_SIZE;
triplet[num_trip].p_array = p_cb->sess_info;
num_trip++;
if (p_cb->sess_info[OBX_SESSION_INFO_SRM_IDX] & OBX_SRM_ENGAGE)
{
/* add ssn */
triplet[num_trip].tag = OBX_TAG_SESS_PARAM_NSEQNUM;
triplet[num_trip].len = 1;
triplet[num_trip].p_array = p;
*p++ = ssn;
num_trip++;
if (offset)
{
/* add object offset */
p_cb->param.sess.obj_offset = offset;
triplet[num_trip].tag = OBX_TAG_SESS_PARAM_OBJ_OFF;
triplet[num_trip].len = OBX_LEN_SESS_PARAM_OBJ_OFF;
triplet[num_trip].p_array = p;
UINT32_TO_BE_STREAM(p, offset);
num_trip++;
}
}
p_cb->sess_st = OBX_SESS_RESUME;
OBX_AddTriplet(p_req, OBX_HI_SESSION_PARAM, triplet, num_trip);
/* adjust the packet len */
p = (UINT8 *) (p_req + 1) + p_req->offset + 1;
UINT16_TO_BE_STREAM(p, p_req->len);
p_req->event = OBX_SESSION_REQ_EVT;
status = OBX_SUCCESS;
if (p_cb->ll_cb.comm.id == 0 || p_cb->ll_cb.comm.p_send_fn == 0)
{
/* the transport is closed. open it again */
OBX_TRACE_DEBUG2("scn: %d, psm:0x%x", p_cb->rsp_code, p_cb->psm);
p_cb->ll_cb.comm.rx_mtu = OBX_MAX_MTU;
if (p_cb->psm)
{
/* L2CAP channel is not open yet- open one
* this is the first CONNECT request */
status = obx_open_l2c(p_cb, bd_addr);
}
else if (p_cb->rsp_code) /* p_cb->rsp_code is used as the scn */
{
/* port is not open yet- open one
* this is the first CONNECT request */
status = obx_open_port(&p_cb->ll_cb.port, bd_addr, p_cb->rsp_code);
}
}
if (status == OBX_SUCCESS)
{
pn = &p_cb->sess_info[OBX_SESSION_INFO_ID_IDX];
BE_STREAM_TO_UINT32(p_cb->conn_id, pn);
p_cb->ssn = ssn;
p_cb->param.sess.ssn = ssn;
obx_csm_event(p_cb, OBX_SESSION_REQ_CEVT, p_req);
}
}
}
else
{
OBX_TRACE_ERROR1("Handle is not in a right state: %d for RESUME", p_cb->sess_st);
status = OBX_BAD_HANDLE;
}
}
return status;
}
/*******************************************************************************
**
** Function OBX_SessionReq
**
** Description This function is used to Suspend/Close a session or update the
** timeout value of the session.
** If timeout is 0, OBX_SESS_TIMEOUT_VALUE is the value used
** THe timeout value is not added for the CloseSession request
**
** Returns OBX_SUCCESS, if successful.
** OBX_NO_RESOURCES, if OBX does not resources
**
*******************************************************************************/
tOBX_STATUS OBX_SessionReq (tOBX_HANDLE handle, tOBX_SESS_OP opcode, UINT32 timeout)
{
tOBX_STATUS status = OBX_NO_RESOURCES;
UINT8 *p;
tOBX_CL_CB *p_cb;
BT_HDR *p_req;
tOBX_TRIPLET triplet[3];
UINT8 data[12];
UINT8 num_trip = 0;
tOBX_SESS_ST old_sess_st;
p_cb = obx_cl_get_cb(handle);
if (p_cb)
{
OBX_TRACE_API2("OBX_SessionReq st:%d opcode:%d", p_cb->sess_st, opcode);
old_sess_st = p_cb->sess_st;
if ((p_req = OBX_HdrInit(OBX_HANDLE_NULL, OBX_MIN_MTU)) != NULL)
{
status = OBX_SUCCESS;
p = (UINT8 *) (p_req + 1) + p_req->offset;
/* Session request packet always has the final bit set */
*p++ = (OBX_REQ_SESSION | OBX_FINAL);
p_req->len = 3;
/* add session opcode */
p = data;
triplet[num_trip].tag = OBX_TAG_SESS_PARAM_SESS_OP;
triplet[num_trip].len = OBX_LEN_SESS_PARAM_SESS_OP;
triplet[num_trip].p_array = p;
*p = opcode;
p += OBX_LEN_SESS_PARAM_SESS_OP;
num_trip++;
if (timeout == 0)
{
timeout = obx_cb.sess_tout_val;
if (p_cb->srm & OBX_SRM_ENABLE)
timeout += obx_cb.sess_tout_val;
}
triplet[num_trip].p_array = p;
switch (opcode)
{
case OBX_SESS_OP_CLOSE:
/* do not need any other session parameters */
if (p_cb->sess_st != OBX_SESS_NONE)
p_cb->sess_st = OBX_SESS_CLOSE;
else
{
OBX_TRACE_ERROR1("Handle is not in a right state: %d for CLOSE", p_cb->sess_st);
status = OBX_BAD_HANDLE;
}
break;
case OBX_SESS_OP_SUSPEND:
/* do not need any other session parameters */
if (p_cb->sess_st == OBX_SESS_ACTIVE)
{
/* add timeout value */
num_trip += obx_add_timeout (&triplet[num_trip], timeout, &p_cb->param.sess);
p_cb->sess_st = OBX_SESS_SUSPEND;
}
else
{
OBX_TRACE_ERROR1("Handle is not in a right state: %d for SUSPEND", p_cb->sess_st);
status = OBX_BAD_HANDLE;
}
break;
case OBX_SESS_OP_SET_TIME:
if (p_cb->sess_st == OBX_SESS_ACTIVE)
{
/* add timeout value */
num_trip += obx_add_timeout (&triplet[num_trip], timeout, &p_cb->param.sess);
p_cb->sess_st = OBX_SESS_TIMEOUT;
}
else
{
OBX_TRACE_ERROR1("Handle is not in a right state: %d for SET_TIME", p_cb->sess_st);
status = OBX_BAD_HANDLE;
}
break;
default:
OBX_TRACE_ERROR1("bad session opcode :%d", opcode);
status = OBX_BAD_PARAMS;
}
OBX_TRACE_DEBUG4("OBX_SessionReq, sess_st:%d->%d opcode:%d status:%d", old_sess_st, p_cb->sess_st, opcode, status);
if (status != OBX_SUCCESS)
GKI_freebuf (p_req);
else
{
OBX_AddTriplet(p_req, OBX_HI_SESSION_PARAM, triplet, num_trip);
if (p_cb->sess_st == OBX_SESS_SUSPEND)
{
p_cb->sess_info[OBX_SESSION_INFO_ST_IDX] = p_cb->state;
if (p_cb->state == OBX_CS_PARTIAL_SENT)
p_cb->sess_info[OBX_SESSION_INFO_ST_IDX] = p_cb->prev_state;
p_cb->sess_info[OBX_SESSION_INFO_SRM_IDX] = p_cb->srm;
OBX_TRACE_DEBUG2("suspend saved st:%d, srm:0x%x", p_cb->sess_info[OBX_SESSION_INFO_ST_IDX], p_cb->sess_info[OBX_SESSION_INFO_SRM_IDX]);
}
/* adjust the packet len */
p = (UINT8 *) (p_req + 1) + p_req->offset + 1;
UINT16_TO_BE_STREAM(p, p_req->len);
p_req->event = OBX_SESSION_REQ_EVT;
obx_csm_event(p_cb, OBX_SESSION_REQ_CEVT, p_req);
}
}
}
return status;
}
/*******************************************************************************
**
** Function OBX_GetPortHandle
**
** Description This function is called to get RFCOMM port handle for the obex connection.
**
** Returns OBX_SUCCESS, if successful.
** OBX_NO_RESOURCES, if no existing connection.
** OBX_BAD_HANDLE, if the handle is not valid.
**
*******************************************************************************/
tOBX_STATUS OBX_GetPortHandle(tOBX_HANDLE handle, UINT16 *port_handle)
{
BD_ADDR bd_addr;
UINT16 lcid;
tOBX_STATUS status = OBX_SUCCESS;
tOBX_CL_CB *p_cb = obx_cl_get_cb(handle);
if (p_cb)
{
if (PORT_CheckConnection(p_cb->ll_cb.port.port_handle, bd_addr, &lcid) != PORT_SUCCESS)
{
status = OBX_NO_RESOURCES;
}
else
{
*port_handle = p_cb->ll_cb.port.port_handle;
}
}
else
status = OBX_BAD_HANDLE;
return status;
}
/*******************************************************************************
**
** Function OBX_SetPathReq
**
** Description This function sends a Set Path request to the connected server.
**
** Returns OBX_SUCCESS, if successful.
** OBX_BAD_HANDLE, if the handle is not valid.
**
*******************************************************************************/
tOBX_STATUS OBX_SetPathReq(tOBX_HANDLE handle, UINT8 flags, BT_HDR *p_pkt)
{
tOBX_CL_CB *p_cb = obx_cl_get_cb(handle);
tOBX_STATUS status = OBX_BAD_HANDLE;
UINT8 msg[OBX_HDR_OFFSET];
UINT8 *p = msg;
UINT8 good_flags = (OBX_SPF_BACKUP | OBX_SPF_NO_CREATE);
if (p_cb)
{
/* SetPath request packet always has the final bit set */
*p++ = (OBX_REQ_SETPATH | OBX_FINAL);
p += OBX_PKT_LEN_SIZE;
*p++ = (flags & good_flags); /* send only good flags */
*p++ = OBX_SETPATH_CONST;
/* add session sequence number, if session is active */
if (p_cb->sess_st == OBX_SESS_ACTIVE)
{
*p++ = OBX_HI_SESSION_SN;
*p++ = p_cb->ssn;
}
/* add connection ID, if needed */
if (p_cb->conn_id != OBX_INVALID_CONN_ID)
{
*p++ = OBX_HI_CONN_ID;
UINT32_TO_BE_STREAM(p, p_cb->conn_id);
}
p_pkt = obx_cl_prepend_msg(p_cb, p_pkt, msg, (UINT16)(p - msg) );
p_pkt->event = OBX_SETPATH_REQ_EVT;
obx_csm_event(p_cb, OBX_SETPATH_REQ_CEVT, p_pkt);
status = OBX_SUCCESS;
}
return status;
}
/*******************************************************************************
**
** Function obx_prepend_req_msg
**
** Description This function is called to add request code and connection ID
** to the given OBEX message
** Returns void
**
*******************************************************************************/
tOBX_STATUS obx_prepend_req_msg(tOBX_HANDLE handle, tOBX_CL_EVENT event, UINT8 req_code, BT_HDR *p_pkt)
{
tOBX_STATUS status = OBX_SUCCESS;
tOBX_CL_CB *p_cb = obx_cl_get_cb(handle);
UINT8 msg[OBX_HDR_OFFSET];
UINT8 *p = msg;
UINT8 srm = 0;
UINT8 num_hdrs, num_body;
if (p_cb)
{
*p++ = req_code;
p += OBX_PKT_LEN_SIZE;
/* add session sequence number, if session is active */
if (p_cb->sess_st == OBX_SESS_ACTIVE)
{
*p++ = OBX_HI_SESSION_SN;
*p++ = p_cb->ssn;
}
req_code &= ~OBX_FINAL;
/* add connection ID, if needed */
if ((p_cb->conn_id != OBX_INVALID_CONN_ID) &&
/* always use connection ID in CONNECTED state or being challenged on operation */
((p_cb->state == OBX_CS_CONNECTED) || (p_cb->state == OBX_CS_OP_UNAUTH) ||
/* always use connection ID for abort and disconnect. they may be out of sequence */
(req_code == OBX_REQ_ABORT) || (req_code == OBX_REQ_DISCONNECT)))
{
*p++ = OBX_HI_CONN_ID;
UINT32_TO_BE_STREAM(p, p_cb->conn_id);
}
/* add SRM header, if SRM is enabled */
if (p_cb->srm & OBX_SRM_ENABLE)
{
if (p_cb->state == OBX_CS_CONNECTED)
{
if(event == OBX_PUT_REQ_CEVT)
{
num_hdrs = OBX_ReadNumHdrs(p_pkt, &num_body);
OBX_TRACE_DEBUG2("num_hdrs:%d num_body:%d", num_hdrs, num_body);
if (num_hdrs == num_body)
{
OBX_TRACE_DEBUG0("it is left-over, drop it");
if (p_pkt)
GKI_freebuf (p_pkt);
return OBX_BAD_PARAMS;
}
srm = OBX_SRM_REQING | OBX_SRM_WAIT;
}
else if (event == OBX_GET_REQ_CEVT)
{
srm = OBX_SRM_REQING;
}
OBX_TRACE_DEBUG2("cb srm: 0x%x/0x%x", p_cb->srm, srm );
if (srm)
{
p_cb->srm |= srm;
*p++ = OBX_HI_SRM;
*p++ = OBX_HV_SRM_ENABLE;
}
}
}
p_pkt = obx_cl_prepend_msg(p_cb, p_pkt, msg, (UINT16)(p - msg) );
p_pkt->event = obx_sm_evt_to_api_evt[event];
obx_csm_event(p_cb, event, p_pkt);
}
else
status = OBX_BAD_HANDLE;
return status;
}
/*******************************************************************************
**
** Function OBX_PutReq
**
** Description This function sends a Put request to the connected server.
**
** Returns OBX_SUCCESS, if successful.
** OBX_BAD_HANDLE, if the handle is not valid.
**
*******************************************************************************/
tOBX_STATUS OBX_PutReq(tOBX_HANDLE handle, BOOLEAN final, BT_HDR *p_pkt)
{
UINT8 req_code = OBX_REQ_PUT;
if (final)
req_code |= OBX_FINAL;
return obx_prepend_req_msg(handle, OBX_PUT_REQ_CEVT, req_code, p_pkt);
}
/*******************************************************************************
**
** Function OBX_GetReq
**
** Description This function sends a Get request to the connected server.
**
** Returns OBX_SUCCESS, if successful.
** OBX_BAD_HANDLE, if the handle is not valid.
**
*******************************************************************************/
tOBX_STATUS OBX_GetReq(tOBX_HANDLE handle, BOOLEAN final, BT_HDR *p_pkt)
{
UINT8 req_code = OBX_REQ_GET;
OBX_TRACE_API1("OBX_GetReq final: 0x%x", final );
if (final)
req_code |= OBX_FINAL;
return obx_prepend_req_msg(handle, OBX_GET_REQ_CEVT, req_code, p_pkt);
}
/*******************************************************************************
**
** Function OBX_AbortReq
**
** Description This function sends an Abort request to the connected server.
**
** Returns OBX_SUCCESS, if successful.
** OBX_BAD_HANDLE, if the handle is not valid.
**
*******************************************************************************/
tOBX_STATUS OBX_AbortReq(tOBX_HANDLE handle, BT_HDR *p_pkt)
{
/* Disconnect request always has the final bit set */
UINT8 req_code = (OBX_REQ_ABORT|OBX_FINAL);
return obx_prepend_req_msg(handle, OBX_ABORT_REQ_CEVT, req_code, p_pkt);
}
/*******************************************************************************
**
** Function OBX_DisconnectReq
**
** Description This function sends a Disconnect request to the connected server.
**
** Returns OBX_SUCCESS, if successful.
** OBX_BAD_HANDLE, if the handle is not valid.
**
*******************************************************************************/
tOBX_STATUS OBX_DisconnectReq(tOBX_HANDLE handle, BT_HDR *p_pkt)
{
/* Disconnect request always has the final bit set */
UINT8 req_code = (OBX_REQ_DISCONNECT|OBX_FINAL);
return obx_prepend_req_msg(handle, OBX_DISCNT_REQ_CEVT, req_code, p_pkt);
}
/*******************************************************************************
**
** Function OBX_ActionReq
**
** Description This function sends a Action request to the connected server.
** The Name Header and DestName Header must be in p_pkt for
** the Copy and Move Object action.
** The Name header and Permission Header must be in p_pkt for
** the Set Object Permission action.
**
** Returns OBX_SUCCESS, if successful.
** OBX_BAD_HANDLE, if the handle is not valid.
**
*******************************************************************************/
tOBX_STATUS OBX_ActionReq(tOBX_HANDLE handle, tOBX_ACTION action_id, BT_HDR *p_pkt)
{
/* Disconnect request always has the final bit set */
UINT8 req_code = (OBX_REQ_ACTION|OBX_FINAL);
UINT8 *p;
if (p_pkt == NULL)
{
OBX_TRACE_ERROR0("OBX_ActionReq must include Name & DestName Header for Copy/Move action" );
OBX_TRACE_ERROR0("OBX_ActionReq must include Name & Permission Header for Set Object Permission action" );
return OBX_BAD_PARAMS;
}
/* add the Action ID header before the other headers */
p_pkt->offset -= 2;
p_pkt->len += 2;
p = (UINT8 *)(p_pkt + 1) + p_pkt->offset;
*p++ = OBX_HI_ACTION_ID;
*p++ = action_id;
return obx_prepend_req_msg(handle, OBX_ACTION_REQ_CEVT, req_code, p_pkt);
}
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