442 lines
16 KiB
C
442 lines
16 KiB
C
/******************************************************************************
|
|
@file QmiWwanCM.c
|
|
@brief QMI WWAN connectivity manager.
|
|
|
|
DESCRIPTION
|
|
Connectivity Management Tool for USB network adapter of Quectel wireless cellular modules.
|
|
|
|
INITIALIZATION AND SEQUENCING REQUIREMENTS
|
|
None.
|
|
|
|
---------------------------------------------------------------------------
|
|
Copyright (c) 2016 - 2020 Quectel Wireless Solution, Co., Ltd. All Rights Reserved.
|
|
Quectel Wireless Solution Proprietary and Confidential.
|
|
---------------------------------------------------------------------------
|
|
******************************************************************************/
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <termios.h>
|
|
#include <stdio.h>
|
|
#include <ctype.h>
|
|
#include "QMIThread.h"
|
|
|
|
#ifdef CONFIG_QMIWWAN
|
|
static int cdc_wdm_fd = -1;
|
|
static UCHAR qmiclientId[QMUX_TYPE_WDS_ADMIN + 1];
|
|
|
|
static UCHAR GetQCTLTransactionId(void) {
|
|
static int TransactionId = 0;
|
|
if (++TransactionId > 0xFF)
|
|
TransactionId = 1;
|
|
return TransactionId;
|
|
}
|
|
|
|
typedef USHORT (*CUSTOMQCTL)(PQMICTL_MSG pCTLMsg, void *arg);
|
|
|
|
static PQCQMIMSG ComposeQCTLMsg(USHORT QMICTLType, CUSTOMQCTL customQctlMsgFunction, void *arg) {
|
|
UCHAR QMIBuf[WDM_DEFAULT_BUFSIZE];
|
|
PQCQMIMSG pRequest = (PQCQMIMSG)QMIBuf;
|
|
int Length;
|
|
|
|
pRequest->QMIHdr.IFType = USB_CTL_MSG_TYPE_QMI;
|
|
pRequest->QMIHdr.CtlFlags = 0x00;
|
|
pRequest->QMIHdr.QMIType = QMUX_TYPE_CTL;
|
|
pRequest->QMIHdr.ClientId= 0x00;
|
|
|
|
pRequest->CTLMsg.QMICTLMsgHdr.CtlFlags = QMICTL_FLAG_REQUEST;
|
|
pRequest->CTLMsg.QMICTLMsgHdr.TransactionId = GetQCTLTransactionId();
|
|
pRequest->CTLMsg.QMICTLMsgHdr.QMICTLType = cpu_to_le16(QMICTLType);
|
|
if (customQctlMsgFunction)
|
|
pRequest->CTLMsg.QMICTLMsgHdr.Length = cpu_to_le16(customQctlMsgFunction(&pRequest->CTLMsg, arg) - sizeof(QCQMICTL_MSG_HDR));
|
|
else
|
|
pRequest->CTLMsg.QMICTLMsgHdr.Length = cpu_to_le16(0x0000);
|
|
|
|
pRequest->QMIHdr.Length = cpu_to_le16(le16_to_cpu(pRequest->CTLMsg.QMICTLMsgHdr.Length) + sizeof(QCQMICTL_MSG_HDR) + sizeof(QCQMI_HDR) - 1);
|
|
Length = le16_to_cpu(pRequest->QMIHdr.Length) + 1;
|
|
|
|
pRequest = (PQCQMIMSG)malloc(Length);
|
|
if (pRequest == NULL) {
|
|
dbg_time("%s fail to malloc", __func__);
|
|
} else {
|
|
memcpy(pRequest, QMIBuf, Length);
|
|
}
|
|
|
|
return pRequest;
|
|
}
|
|
|
|
static USHORT CtlGetVersionReq(PQMICTL_MSG QCTLMsg, void *arg)
|
|
{
|
|
(void)arg;
|
|
QCTLMsg->GetVersionReq.TLVType = QCTLV_TYPE_REQUIRED_PARAMETER;
|
|
QCTLMsg->GetVersionReq.TLVLength = cpu_to_le16(0x0001);
|
|
QCTLMsg->GetVersionReq.QMUXTypes = QMUX_TYPE_ALL;
|
|
return sizeof(QMICTL_GET_VERSION_REQ_MSG);
|
|
}
|
|
|
|
static USHORT CtlGetClientIdReq(PQMICTL_MSG QCTLMsg, void *arg) {
|
|
QCTLMsg->GetClientIdReq.TLVType = QCTLV_TYPE_REQUIRED_PARAMETER;
|
|
QCTLMsg->GetClientIdReq.TLVLength = cpu_to_le16(0x0001);
|
|
QCTLMsg->GetClientIdReq.QMIType = ((UCHAR *)arg)[0];
|
|
return sizeof(QMICTL_GET_CLIENT_ID_REQ_MSG);
|
|
}
|
|
|
|
static USHORT CtlReleaseClientIdReq(PQMICTL_MSG QCTLMsg, void *arg) {
|
|
QCTLMsg->ReleaseClientIdReq.TLVType = QCTLV_TYPE_REQUIRED_PARAMETER;
|
|
QCTLMsg->ReleaseClientIdReq.TLVLength = cpu_to_le16(0x0002);
|
|
QCTLMsg->ReleaseClientIdReq.QMIType = ((UCHAR *)arg)[0];
|
|
QCTLMsg->ReleaseClientIdReq.ClientId = ((UCHAR *)arg)[1] ;
|
|
return sizeof(QMICTL_RELEASE_CLIENT_ID_REQ_MSG);
|
|
}
|
|
|
|
static USHORT CtlLibQmiProxyOpenReq(PQMICTL_MSG QCTLMsg, void *arg)
|
|
{
|
|
(void)arg;
|
|
const char *device_path = (const char *)(arg);
|
|
QCTLMsg->LibQmiProxyOpenReq.TLVType = 0x01;
|
|
QCTLMsg->LibQmiProxyOpenReq.TLVLength = cpu_to_le16(strlen(device_path));
|
|
//strcpy(QCTLMsg->LibQmiProxyOpenReq.device_path, device_path);
|
|
//__builtin___strcpy_chk
|
|
memcpy(QCTLMsg->LibQmiProxyOpenReq.device_path, device_path, strlen(device_path));
|
|
return sizeof(QMICTL_LIBQMI_PROXY_OPEN_MSG) + (strlen(device_path));
|
|
}
|
|
|
|
static int libqmi_proxy_open(const char *cdc_wdm) {
|
|
int ret;
|
|
PQCQMIMSG pResponse;
|
|
|
|
ret = QmiThreadSendQMI(ComposeQCTLMsg(QMI_MESSAGE_CTL_INTERNAL_PROXY_OPEN,
|
|
CtlLibQmiProxyOpenReq, (void *)cdc_wdm), &pResponse);
|
|
if (!ret && pResponse
|
|
&& pResponse->CTLMsg.QMICTLMsgHdrRsp.QMUXResult == 0
|
|
&& pResponse->CTLMsg.QMICTLMsgHdrRsp.QMUXError == 0) {
|
|
ret = 0;
|
|
}
|
|
else {
|
|
return -1;
|
|
}
|
|
|
|
if (pResponse)
|
|
free(pResponse);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int QmiWwanSendQMI(PQCQMIMSG pRequest) {
|
|
struct pollfd pollfds[]= {{cdc_wdm_fd, POLLOUT, 0}};
|
|
int ret;
|
|
|
|
if (cdc_wdm_fd == -1) {
|
|
dbg_time("%s cdc_wdm_fd = -1", __func__);
|
|
return -ENODEV;
|
|
}
|
|
|
|
if (pRequest->QMIHdr.QMIType != QMUX_TYPE_CTL) {
|
|
pRequest->QMIHdr.ClientId = qmiclientId[pRequest->QMIHdr.QMIType];
|
|
if (pRequest->QMIHdr.ClientId == 0) {
|
|
dbg_time("QMIType %d has no clientID", pRequest->QMIHdr.QMIType);
|
|
return -ENODEV;
|
|
}
|
|
|
|
if (pRequest->QMIHdr.QMIType == QMUX_TYPE_WDS_IPV6)
|
|
pRequest->QMIHdr.QMIType = QMUX_TYPE_WDS;
|
|
}
|
|
|
|
do {
|
|
ret = poll(pollfds, sizeof(pollfds)/sizeof(pollfds[0]), 5000);
|
|
} while ((ret < 0) && (errno == EINTR));
|
|
|
|
if (pollfds[0].revents & POLLOUT) {
|
|
ssize_t nwrites = le16_to_cpu(pRequest->QMIHdr.Length) + 1;
|
|
ret = write(cdc_wdm_fd, pRequest, nwrites);
|
|
if (ret == nwrites) {
|
|
ret = 0;
|
|
} else {
|
|
dbg_time("%s write=%d, errno: %d (%s)", __func__, ret, errno, strerror(errno));
|
|
}
|
|
} else {
|
|
dbg_time("%s poll=%d, revents = 0x%x, errno: %d (%s)", __func__, ret, pollfds[0].revents, errno, strerror(errno));
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static UCHAR QmiWwanGetClientID(UCHAR QMIType) {
|
|
PQCQMIMSG pResponse;
|
|
|
|
QmiThreadSendQMI(ComposeQCTLMsg(QMICTL_GET_CLIENT_ID_REQ, CtlGetClientIdReq, &QMIType), &pResponse);
|
|
|
|
if (pResponse) {
|
|
USHORT QMUXResult = cpu_to_le16(pResponse->CTLMsg.QMICTLMsgHdrRsp.QMUXResult); // QMI_RESULT_SUCCESS
|
|
USHORT QMUXError = cpu_to_le16(pResponse->CTLMsg.QMICTLMsgHdrRsp.QMUXError); // QMI_ERR_INVALID_ARG
|
|
//UCHAR QMIType = pResponse->CTLMsg.GetClientIdRsp.QMIType;
|
|
UCHAR ClientId = pResponse->CTLMsg.GetClientIdRsp.ClientId;
|
|
|
|
if (!QMUXResult && !QMUXError && (QMIType == pResponse->CTLMsg.GetClientIdRsp.QMIType)) {
|
|
switch (QMIType) {
|
|
case QMUX_TYPE_WDS: dbg_time("Get clientWDS = %d", ClientId); break;
|
|
case QMUX_TYPE_DMS: dbg_time("Get clientDMS = %d", ClientId); break;
|
|
case QMUX_TYPE_NAS: dbg_time("Get clientNAS = %d", ClientId); break;
|
|
case QMUX_TYPE_QOS: dbg_time("Get clientQOS = %d", ClientId); break;
|
|
case QMUX_TYPE_WMS: dbg_time("Get clientWMS = %d", ClientId); break;
|
|
case QMUX_TYPE_PDS: dbg_time("Get clientPDS = %d", ClientId); break;
|
|
case QMUX_TYPE_UIM: dbg_time("Get clientUIM = %d", ClientId); break;
|
|
case QMUX_TYPE_WDS_ADMIN: dbg_time("Get clientWDA = %d", ClientId);
|
|
break;
|
|
default: break;
|
|
}
|
|
return ClientId;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int QmiWwanReleaseClientID(QMI_SERVICE_TYPE QMIType, UCHAR ClientId) {
|
|
UCHAR argv[] = {QMIType, ClientId};
|
|
QmiThreadSendQMI(ComposeQCTLMsg(QMICTL_RELEASE_CLIENT_ID_REQ, CtlReleaseClientIdReq, argv), NULL);
|
|
return 0;
|
|
}
|
|
|
|
static int QmiWwanInit(PROFILE_T *profile) {
|
|
unsigned i;
|
|
int ret;
|
|
PQCQMIMSG pResponse;
|
|
|
|
if (profile->proxy[0] && !strcmp(profile->proxy, LIBQMI_PROXY)) {
|
|
ret = libqmi_proxy_open(profile->qmichannel);
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
|
|
if (!profile->proxy[0]) {
|
|
for (i = 0; i < 10; i++) {
|
|
ret = QmiThreadSendQMITimeout(ComposeQCTLMsg(QMICTL_SYNC_REQ, NULL, NULL), NULL, 1 * 1000, __func__);
|
|
if (!ret)
|
|
break;
|
|
sleep(1);
|
|
}
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
|
|
QmiThreadSendQMI(ComposeQCTLMsg(QMICTL_GET_VERSION_REQ, CtlGetVersionReq, NULL), &pResponse);
|
|
if (profile->qmap_mode) {
|
|
if (pResponse) {
|
|
if (pResponse->CTLMsg.QMICTLMsgHdrRsp.QMUXResult == 0 && pResponse->CTLMsg.QMICTLMsgHdrRsp.QMUXError == 0) {
|
|
uint8_t NumElements = 0;
|
|
|
|
for (NumElements = 0; NumElements < pResponse->CTLMsg.GetVersionRsp.NumElements; NumElements++) {
|
|
#if 0
|
|
dbg_time("QMUXType = %02x Version = %d.%d",
|
|
pResponse->CTLMsg.GetVersionRsp.TypeVersion[NumElements].QMUXType,
|
|
pResponse->CTLMsg.GetVersionRsp.TypeVersion[NumElements].MajorVersion,
|
|
pResponse->CTLMsg.GetVersionRsp.TypeVersion[NumElements].MinorVersion);
|
|
#endif
|
|
if (pResponse->CTLMsg.GetVersionRsp.TypeVersion[NumElements].QMUXType == QMUX_TYPE_WDS_ADMIN)
|
|
profile->qmap_version = (pResponse->CTLMsg.GetVersionRsp.TypeVersion[NumElements].MinorVersion > 16);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (pResponse) free(pResponse);
|
|
qmiclientId[QMUX_TYPE_WDS] = QmiWwanGetClientID(QMUX_TYPE_WDS);
|
|
if (profile->enable_ipv6)
|
|
qmiclientId[QMUX_TYPE_WDS_IPV6] = QmiWwanGetClientID(QMUX_TYPE_WDS);
|
|
qmiclientId[QMUX_TYPE_DMS] = QmiWwanGetClientID(QMUX_TYPE_DMS);
|
|
qmiclientId[QMUX_TYPE_NAS] = QmiWwanGetClientID(QMUX_TYPE_NAS);
|
|
qmiclientId[QMUX_TYPE_UIM] = QmiWwanGetClientID(QMUX_TYPE_UIM);
|
|
qmiclientId[QMUX_TYPE_WDS_ADMIN] = QmiWwanGetClientID(QMUX_TYPE_WDS_ADMIN);
|
|
profile->wda_client = qmiclientId[QMUX_TYPE_WDS_ADMIN];
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int QmiWwanDeInit(void) {
|
|
unsigned int i;
|
|
for (i = 0; i < sizeof(qmiclientId)/sizeof(qmiclientId[0]); i++)
|
|
{
|
|
if (qmiclientId[i] != 0)
|
|
{
|
|
QmiWwanReleaseClientID(i, qmiclientId[i]);
|
|
qmiclientId[i] = 0;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static ssize_t qmi_proxy_read (int fd, void *buf, size_t size) {
|
|
ssize_t nreads;
|
|
PQCQMI_HDR pHdr = (PQCQMI_HDR)buf;
|
|
|
|
nreads = read(fd, pHdr, sizeof(QCQMI_HDR));
|
|
if (nreads == sizeof(QCQMI_HDR) && le16_to_cpu(pHdr->Length) < size) {
|
|
nreads += read(fd, pHdr+1, le16_to_cpu(pHdr->Length) + 1 - sizeof(QCQMI_HDR));
|
|
}
|
|
|
|
return nreads;
|
|
}
|
|
|
|
#ifdef QUECTEL_QMI_MERGE
|
|
static int QmiWwanMergeQmiRsp(void *buf, ssize_t *src_size) {
|
|
static QMI_MSG_PACKET s_QMIPacket;
|
|
QMI_MSG_HEADER *header = NULL;
|
|
ssize_t size = *src_size;
|
|
|
|
if((uint16_t)size < sizeof(QMI_MSG_HEADER))
|
|
return -1;
|
|
|
|
header = (QMI_MSG_HEADER *)buf;
|
|
if(le16_to_cpu(header->idenity) != MERGE_PACKET_IDENTITY || le16_to_cpu(header->version) != MERGE_PACKET_VERSION || le16_to_cpu(header->cur_len) > le16_to_cpu(header->total_len))
|
|
return -1;
|
|
|
|
if(le16_to_cpu(header->cur_len) == le16_to_cpu(header->total_len)) {
|
|
*src_size = le16_to_cpu(header->total_len);
|
|
memcpy(buf, buf + sizeof(QMI_MSG_HEADER), *src_size);
|
|
s_QMIPacket.len = 0;
|
|
return 0;
|
|
}
|
|
|
|
memcpy(s_QMIPacket.buf + s_QMIPacket.len, buf + sizeof(QMI_MSG_HEADER), le16_to_cpu(header->cur_len));
|
|
s_QMIPacket.len += le16_to_cpu(header->cur_len);
|
|
|
|
if (le16_to_cpu(header->cur_len) < MERGE_PACKET_MAX_PAYLOAD_SIZE || s_QMIPacket.len >= le16_to_cpu(header->total_len)) {
|
|
memcpy(buf, s_QMIPacket.buf, s_QMIPacket.len);
|
|
*src_size = s_QMIPacket.len;
|
|
s_QMIPacket.len = 0;
|
|
return 0;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
#endif
|
|
|
|
static void * QmiWwanThread(void *pData) {
|
|
PROFILE_T *profile = (PROFILE_T *)pData;
|
|
const char *cdc_wdm = (const char *)profile->qmichannel;
|
|
int wait_for_request_quit = 0;
|
|
char num = cdc_wdm[strlen(cdc_wdm)-1];
|
|
|
|
if (profile->proxy[0]) {
|
|
if (!strncmp(profile->proxy, QUECTEL_QMI_PROXY, strlen(QUECTEL_QMI_PROXY))) {
|
|
snprintf(profile->proxy, sizeof(profile->proxy), "%s%c", QUECTEL_QMI_PROXY, num);
|
|
}
|
|
}
|
|
else if (profile->qmap_mode > 1) {
|
|
snprintf(profile->proxy, sizeof(profile->proxy), "%s%c", QUECTEL_QMI_PROXY, num);
|
|
}
|
|
|
|
if (profile->proxy[0])
|
|
cdc_wdm_fd = cm_open_proxy(profile->proxy);
|
|
else
|
|
cdc_wdm_fd = cm_open_dev(cdc_wdm);
|
|
|
|
if (cdc_wdm_fd == -1) {
|
|
dbg_time("%s Failed to open %s, errno: %d (%s)", __func__, cdc_wdm, errno, strerror(errno));
|
|
qmidevice_send_event_to_main(RIL_INDICATE_DEVICE_DISCONNECTED);
|
|
pthread_exit(NULL);
|
|
return NULL;
|
|
}
|
|
|
|
dbg_time("cdc_wdm_fd = %d", cdc_wdm_fd);
|
|
|
|
qmidevice_send_event_to_main(RIL_INDICATE_DEVICE_CONNECTED);
|
|
while (1) {
|
|
struct pollfd pollfds[] = {{qmidevice_control_fd[1], POLLIN, 0}, {cdc_wdm_fd, POLLIN, 0}};
|
|
int ne, ret, nevents = sizeof(pollfds)/sizeof(pollfds[0]);
|
|
|
|
do {
|
|
ret = poll(pollfds, nevents, wait_for_request_quit ? 1000 : -1);
|
|
} while ((ret < 0) && (errno == EINTR));
|
|
|
|
if (ret == 0 && wait_for_request_quit) {
|
|
QmiThreadRecvQMI(NULL);
|
|
continue;
|
|
}
|
|
|
|
if (ret <= 0) {
|
|
dbg_time("%s poll=%d, errno: %d (%s)", __func__, ret, errno, strerror(errno));
|
|
break;
|
|
}
|
|
|
|
for (ne = 0; ne < nevents; ne++) {
|
|
int fd = pollfds[ne].fd;
|
|
short revents = pollfds[ne].revents;
|
|
|
|
//dbg_time("{%d, %x, %x}", pollfds[ne].fd, pollfds[ne].events, pollfds[ne].revents);
|
|
|
|
if (revents & (POLLERR | POLLHUP | POLLNVAL)) {
|
|
dbg_time("%s poll err/hup/inval", __func__);
|
|
dbg_time("poll fd = %d, events = 0x%04x", fd, revents);
|
|
if (fd == cdc_wdm_fd) {
|
|
} else {
|
|
}
|
|
if (revents & (POLLHUP | POLLNVAL)) //EC20 bug, Can get POLLERR
|
|
goto __QmiWwanThread_quit;
|
|
}
|
|
|
|
if ((revents & POLLIN) == 0)
|
|
continue;
|
|
|
|
if (fd == qmidevice_control_fd[1]) {
|
|
int triger_event;
|
|
if (read(fd, &triger_event, sizeof(triger_event)) == sizeof(triger_event)) {
|
|
//DBG("triger_event = 0x%x", triger_event);
|
|
switch (triger_event) {
|
|
case RIL_REQUEST_QUIT:
|
|
goto __QmiWwanThread_quit;
|
|
break;
|
|
case SIG_EVENT_STOP:
|
|
wait_for_request_quit = 1;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (fd == cdc_wdm_fd) {
|
|
ssize_t nreads;
|
|
PQCQMIMSG pResponse = (PQCQMIMSG)cm_recv_buf;
|
|
|
|
if (!profile->proxy[0])
|
|
nreads = read(fd, cm_recv_buf, sizeof(cm_recv_buf));
|
|
else
|
|
nreads = qmi_proxy_read(fd, cm_recv_buf, sizeof(cm_recv_buf));
|
|
//dbg_time("%s read=%d errno: %d (%s)", __func__, (int)nreads, errno, strerror(errno));
|
|
if (nreads <= 0) {
|
|
dbg_time("%s read=%d errno: %d (%s)", __func__, (int)nreads, errno, strerror(errno));
|
|
break;
|
|
}
|
|
#ifdef QUECTEL_QMI_MERGE
|
|
if((profile->qmap_mode == 0 || profile->qmap_mode == 1) && QmiWwanMergeQmiRsp(cm_recv_buf, &nreads))
|
|
continue;
|
|
#endif
|
|
if (nreads != (le16_to_cpu(pResponse->QMIHdr.Length) + 1)) {
|
|
dbg_time("%s nreads=%d, pQCQMI->QMIHdr.Length = %d", __func__, (int)nreads, le16_to_cpu(pResponse->QMIHdr.Length));
|
|
continue;
|
|
}
|
|
|
|
QmiThreadRecvQMI(pResponse);
|
|
}
|
|
}
|
|
}
|
|
|
|
__QmiWwanThread_quit:
|
|
if (cdc_wdm_fd != -1) { close(cdc_wdm_fd); cdc_wdm_fd = -1; }
|
|
qmidevice_send_event_to_main(RIL_INDICATE_DEVICE_DISCONNECTED);
|
|
QmiThreadRecvQMI(NULL); //main thread may pending on QmiThreadSendQMI()
|
|
dbg_time("%s exit", __func__);
|
|
pthread_exit(NULL);
|
|
return NULL;
|
|
}
|
|
|
|
const struct qmi_device_ops qmiwwan_qmidev_ops = {
|
|
.init = QmiWwanInit,
|
|
.deinit = QmiWwanDeInit,
|
|
.send = QmiWwanSendQMI,
|
|
.read = QmiWwanThread,
|
|
};
|
|
#endif
|
|
|