lascar-el-usb: support for SR_CONF_DATALOG

[libsigrok.git] / hardware / lascar-el-usb / protocol.h

diff --git a/hardware/lascar-el-usb/protocol.h b/hardware/lascar-el-usb/protocol.h
index 185afde16a9e5330ea7146de352850344af6a0f9..eb3b5536a00875b786e259e5097347f6bb95cee2 100644 (file)
--- a/hardware/lascar-el-usb/protocol.h
+++ b/hardware/lascar-el-usb/protocol.h
@@ -39,6 +39,7 @@
 #define LASCAR_EP_OUT 2
 /* Max 100ms for a device to positively identify. */
 #define SCAN_TIMEOUT 100000
+#define MAX_CONFIGBLOCK_SIZE 256
 
 /** Private, per-device-instance driver context. */
 struct dev_context {
@@ -47,7 +48,7 @@ struct dev_context {
        const struct elusb_profile *profile;
        int usbfd[10];
        /* Generic EL-USB */
-       unsigned char *config;
+       unsigned char config[MAX_CONFIGBLOCK_SIZE];
        unsigned int log_size;
        unsigned int rcvd_bytes;
        unsigned int sample_size;
@@ -75,9 +76,13 @@ struct elusb_profile {
        int logformat;
 };
 
-SR_PRIV unsigned char *lascar_get_config(libusb_device_handle *dev_hdl);
+SR_PRIV int lascar_get_config(libusb_device_handle *dev_hdl,
+               unsigned char *configblock, int *configlen);
 SR_PRIV int lascar_el_usb_handle_events(int fd, int revents, void *cb_data);
 SR_PRIV void lascar_el_usb_receive_transfer(struct libusb_transfer *transfer);
+SR_PRIV int lascar_start_logging(const struct sr_dev_inst *sdi);
+SR_PRIV int lascar_stop_logging(const struct sr_dev_inst *sdi);
+SR_PRIV int lascar_is_logging(const struct sr_dev_inst *sdi);
 SR_PRIV int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data);
 
 #endif