#include <stdlib.h>
#include <stdio.h>
#include <string.h>
+#include <strings.h>
#include "uqmi.h"
#include "qmi-errors.h"
#include "qmi-errors.c"
};
#undef __qmi_service
-static struct {
- struct mbim_command_message mbim;
- union {
- char buf[512];
- struct qmi_msg msg;
- } u;
-} __packed msgbuf;
-
#ifdef DEBUG_PACKET
void dump_packet(const char *prefix, void *ptr, int len)
{
return -1;
}
+static bool qmi_message_is_response(struct qmi_msg *msg)
+{
+ if (msg->qmux.service == QMI_SERVICE_CTL) {
+ if (msg->flags & QMI_CTL_FLAG_RESPONSE)
+ return true;
+ }
+ else {
+ if (msg->flags & QMI_SERVICE_FLAG_RESPONSE)
+ return true;
+ }
+
+ return false;
+}
+
+static bool qmi_message_is_indication(struct qmi_msg *msg)
+{
+ if (msg->qmux.service == QMI_SERVICE_CTL) {
+ if (msg->flags & QMI_CTL_FLAG_INDICATION)
+ return true;
+ }
+ else {
+ if (msg->flags & QMI_SERVICE_FLAG_INDICATION)
+ return true;
+ }
+
+ return false;
+}
+
static void __qmi_request_complete(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg)
{
void *tlv_buf;
struct qmi_request *req;
uint16_t tid;
+ if (qmi_message_is_indication(msg)) {
+ if (msg->qmux.service == QMI_SERVICE_CTL) {
+ struct qmi_msg sync_msg = {0};
+ qmi_set_ctl_sync_request(&sync_msg);
+ /* A SYNC indication might be sent on boot in order to indicate
+ * that all Client IDs have been deallocated by the modem:
+ * cancel all requests, as they will not be answered. */
+ if (msg->ctl.message == sync_msg.ctl.message) {
+ while (!list_empty(&qmi->req)) {
+ req = list_first_entry(&qmi->req, struct qmi_request, list);
+ qmi_request_cancel(qmi, req);
+ }
+ }
+ }
+
+ return;
+ }
+
+ if (!qmi_message_is_response(msg))
+ return;
+
if (msg->qmux.service == QMI_SERVICE_CTL)
tid = msg->ctl.transaction;
else
}
}
-int qmi_request_start(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, request_cb cb)
+int qmi_request_start(struct qmi_dev *qmi, struct qmi_request *req, request_cb cb)
{
+ struct qmi_msg *msg = qmi->buf;
int len = qmi_complete_request_message(msg);
uint16_t tid;
- char *buf = (void *) msg;
+ void *buf = (void *) qmi->buf;
memset(req, 0, sizeof(*req));
req->ret = -1;
__qmi_request_complete(qmi, req, NULL);
}
+/*! Run uloop until the request has been completed
+ *
+ * \param qmi the qmi device
+ * \param req the request to wait for
+ * \return req->ret (0 on success)
+ */
int qmi_request_wait(struct qmi_dev *qmi, struct qmi_request *req)
{
bool complete = false;
};
struct qmi_connect_request req;
int idx = qmi_get_service_idx(svc);
- struct qmi_msg *msg = &msgbuf.u.msg;
+ struct qmi_msg *msg = qmi->buf;
if (idx < 0)
return -1;
if (client_id < 0) {
qmi_set_ctl_allocate_cid_request(msg, &creq);
- qmi_request_start(qmi, &req.req, msg, qmi_connect_service_cb);
+ qmi_request_start(qmi, &req.req, qmi_connect_service_cb);
qmi_request_wait(qmi, &req.req);
if (req.req.ret)
)
};
struct qmi_request req;
- struct qmi_msg *msg = &msgbuf.u.msg;
+ struct qmi_msg *msg = qmi->buf;
qmi->service_connected &= ~(1 << idx);
qmi->service_data[idx].client_id = -1;
qmi->service_data[idx].tid = 0;
qmi_set_ctl_release_cid_request(msg, &creq);
- qmi_request_start(qmi, &req, msg, NULL);
+ qmi_request_start(qmi, &req, NULL);
qmi_request_wait(qmi, &req);
}
int qmi_device_open(struct qmi_dev *qmi, const char *path)
{
+ static struct {
+ struct mbim_command_message mbim;
+ union {
+ char buf[2048];
+ struct qmi_msg msg;
+ } u;
+ } __packed msgbuf;
struct ustream *us = &qmi->sf.stream;
int fd;
ustream_fd_init(&qmi->sf, fd);
INIT_LIST_HEAD(&qmi->req);
qmi->ctl_tid = 1;
+ qmi->buf = msgbuf.u.buf;
return 0;
}
return -1;
}
-
-const char *qmi_get_error_str(int code)
-{
- int i;
-
- for (i = 0; i < ARRAY_SIZE(qmi_errors); i++) {
- if (qmi_errors[i].code == code)
- return qmi_errors[i].text;
- }
-
- return "Unknown error";
-}