uhd: C API wrapper

* multi_usrp, multi_usrp_clock, and associated classes accessible through C
* Added Doxygen documentation explaining structure and API
* Simple RX and TX streaming examples
* Unit tests for different parts of C interface and C++ error conversion

1 files changed, 72 insertions, 0 deletions

diff --git a/host/lib/usrp/mboard_eeprom_c.cpp b/host/lib/usrp/mboard_eeprom_c.cpp
new file mode 100644
index 000000000..8d5c069b9
--- /dev/null
+++ b/host/lib/usrp/mboard_eeprom_c.cpp
@@ -0,0 +1,72 @@
+//
+// 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/usrp/mboard_eeprom.h>
+
+#include <uhd/exception.hpp>
+
+#include <string.h>
+
+uhd_error uhd_mboard_eeprom_make(
+    uhd_mboard_eeprom_handle* h
+){
+    UHD_SAFE_C(
+        *h = new uhd_mboard_eeprom_t;
+    )
+}
+
+uhd_error uhd_mboard_eeprom_free(
+    uhd_mboard_eeprom_handle* h
+){
+    UHD_SAFE_C(
+        delete *h;
+        *h = NULL;
+    )
+}
+
+uhd_error uhd_mboard_eeprom_get_value(
+    uhd_mboard_eeprom_handle h,
+    const char* key,
+    char* value_out,
+    size_t strbuffer_len
+){
+    UHD_SAFE_C_SAVE_ERROR(h,
+        std::string value_cpp = h->mboard_eeprom_cpp.get(key);
+        strncpy(value_out, value_cpp.c_str(), strbuffer_len);
+    )
+}
+
+uhd_error uhd_mboard_eeprom_set_value(
+    uhd_mboard_eeprom_handle h,
+    const char* key,
+    const char* value
+){
+    UHD_SAFE_C_SAVE_ERROR(h,
+        h->mboard_eeprom_cpp[key] = value;
+    )
+}
+
+uhd_error uhd_mboard_eeprom_last_error(
+    uhd_mboard_eeprom_handle h,
+    char* error_out,
+    size_t strbuffer_len
+){
+    UHD_SAFE_C(
+        memset(error_out, '\0', strbuffer_len);
+        strncpy(error_out, h->last_error.c_str(), strbuffer_len);
+    )
+}