Added check for library version. Writing test script

3 files changed, 39 insertions, 4 deletions

diff --git a/airspy/__init__.py b/airspy/__init__.py
index 95f6fac..1e451d4 100644
--- a/airspy/__init__.py
+++ b/airspy/__init__.py
@@ -1,5 +1,7 @@
-from .libairspy import libairspy
+from .libairspy import libairspy, airspy_lib_version_t, airspy_error,airspy_device_t_p, airspy_board_id
 from .airspy import AirSpy
+from ctypes import *
+
+__all__ = ["libairspy",  "AirSpy", "airspy_lib_version_t", "airspy_error","airspy_device_t_p", "airspy_board_id" ]
 
 
-__all__ = ["libairspy",  "AirSpy" ]
\ No newline at end of file
diff --git a/airspy/libairspy.py b/airspy/libairspy.py
index c5c391f..a642b98 100644
--- a/airspy/libairspy.py
+++ b/airspy/libairspy.py
@@ -169,6 +169,13 @@ airspy_sample_block_cb_fn = PYFUNCTYPE(c_int, POINTER(airspy_transfer_t))
 f = libairspy.airspy_lib_version
 f.restype, f.argtypes = None, [POINTER(airspy_lib_version_t)]
 
+#try to load the lib version if its wrong print out warning
+version = airspy_lib_version_t()
+libairspy.airspy_lib_version(byref(version))
+if False == ((int(version.major_version) == 1) and (int(version.minor_version) == 0) and (int(version.revision) == 11)):
+    print("Unsuported version of libairspy.")
+    print("Only supporting 1.0.11")
+    raise ImportError
 
 #/* airspy_init() deprecated */
 #extern ADDAPI int ADDCALL airspy_init(void);
@@ -288,7 +295,7 @@ f.restype, f.argtypes = c_int, [airspy_device_t_p, POINTER(c_uint8)]
 
 #/* Parameter length shall be at least 128bytes to avoid possible string clipping */
 #extern ADDAPI int ADDCALL airspy_version_string_read(struct airspy_device* device, char* version, uint8_t length);
-f = libairspy.airspy_board_id_read
+f = libairspy.airspy_version_string_read
 f.restype, f.argtypes = c_int, [airspy_device_t_p, c_char_p, c_uint8]
 
 #extern ADDAPI int ADDCALL airspy_board_partid_serialno_read(struct airspy_device* device, airspy_read_partid_serialno_t* read_partid_serialno);
diff --git a/test.py b/test.py
index cbc2c6e..b7afb4f 100644
--- a/test.py
+++ b/test.py
@@ -1,9 +1,35 @@
 #!/usr/bin/python3
 import os
-from airspy import *
 from ctypes import *
 import time
 import sys
 import wave
 import struct
+try:
+    from airspy import *
+except ImportError:
+    print("Probably unsuported version of libairspy")
+    sys.exit(1)
+print("Check airspy version")
 
+device = airspy_device_t_p(None)
+
+p = airspy_lib_version_t()
+libairspy.airspy_lib_version(byref(p))
+print(p.major_version)
+print(p.minor_version)
+print(p.revision)
+
+result = libairspy.airspy_init()
+if (result != airspy_error.AIRSPY_SUCCESS):
+    print("Airspy init failed %s (%d)"%(libairspy.airspy_error_name(result), result))
+    sys.exit(1)
+
+result = libairspy.airspy_open(byref(device))
+
+board_id = c_uint8(airspy_board_id.AIRSPY_BOARD_ID_INVALID)
+#result = libairspy.airspy_board_id_read(device, byref(board_id))
+print("Board ID Number: %s "%(str(board_id)))
+
+
+libairspy.airspy_exit()