C API: feature additions, bugfixes

* Wrapped uhd::device_addrs_t, added find functions for multi_usrp, multi_usrp_clock
* Replaced getopt with public domain implementation
* Minor bugfixes

1 files changed, 90 insertions, 0 deletions

diff --git a/host/tests/device_addrs_c_test.c b/host/tests/device_addrs_c_test.c
new file mode 100644
index 000000000..e84068a75
--- /dev/null
+++ b/host/tests/device_addrs_c_test.c
@@ -0,0 +1,90 @@
+//
+// Copyright 2015 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+#include <uhd.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define UHD_TEST_EXECUTE_OR_GOTO(label, ...) \
+    if(__VA_ARGS__){ \
+        fprintf(stderr, "Error occurred at %s:%d\n", __FILE__, (__LINE__-1)); \
+        return_code = EXIT_FAILURE; \
+        goto label; \
+    }
+
+#define BUFFER_SIZE 1024
+
+int main(){
+
+    // Variables
+    int return_code;
+    uhd_device_addrs_handle device_addrs;
+    size_t size;
+    char str_buffer[BUFFER_SIZE];
+
+    return_code = EXIT_SUCCESS;
+
+    // Create device_addrs
+    UHD_TEST_EXECUTE_OR_GOTO(end_of_test,
+        uhd_device_addrs_make(&device_addrs)
+    )
+
+    // Add values
+    UHD_TEST_EXECUTE_OR_GOTO(free_device_addrs,
+	uhd_device_addrs_push_back(device_addrs, "key1=value1,key2=value2")
+    )
+    UHD_TEST_EXECUTE_OR_GOTO(free_device_addrs,
+	uhd_device_addrs_push_back(device_addrs, "key3=value3,key4=value4")
+    )
+
+    // Check size
+    UHD_TEST_EXECUTE_OR_GOTO(free_device_addrs,
+	uhd_device_addrs_size(device_addrs, &size)
+    )
+    if(size != 2){
+	return_code = EXIT_FAILURE;
+        fprintf(stderr, "%s:%d: Invalid size: %lu vs. 2",
+                        __FILE__, __LINE__,size);
+        goto free_device_addrs;
+    }
+
+    // Make sure we get right value
+    UHD_TEST_EXECUTE_OR_GOTO(free_device_addrs,
+	uhd_device_addrs_at(device_addrs, 1, str_buffer, BUFFER_SIZE)
+    )
+    if(strcmp(str_buffer, "key3=value3,key4=value4")){
+        return_code = EXIT_FAILURE;
+        fprintf(stderr, "%s:%d: Mismatched daughterboard serial: \"%s\" vs. \"key3=value3,key4=value4\"\n",
+                        __FILE__, __LINE__,
+                        str_buffer);
+    }
+
+    free_device_addrs:
+        if(return_code){
+	    uhd_device_addrs_last_error(device_addrs, str_buffer, BUFFER_SIZE);
+            fprintf(stderr, "device_addrs error: %s\n", str_buffer);
+	}
+	uhd_device_addrs_free(&device_addrs);
+
+    end_of_test:
+        if(!return_code){
+            printf("\nNo errors detected\n");
+        }
+        return return_code;
+}