tool/CommandFoeRead.cpp
branch1.4-foe
changeset 1707 11ec009e145d
child 1708 fae3a1759126
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tool/CommandFoeRead.cpp	Mon Jan 19 10:18:41 2009 +0000
@@ -0,0 +1,98 @@
+/*****************************************************************************
+ *
+ * $Id:$
+ *
+ ****************************************************************************/
+
+#include <iostream>
+#include <iomanip>
+using namespace std;
+
+#include "CommandFoeRead.h"
+#include "byteorder.h"
+
+/*****************************************************************************/
+
+CommandFoeRead::CommandFoeRead():
+    FoeCommand("foe_read", "Read a file from a slave via FoE.")
+{
+}
+
+/*****************************************************************************/
+
+string CommandFoeRead::helpString() const
+{
+    stringstream str;
+
+    str << getName() << " [OPTIONS] <SOURCEFILE>" << endl
+    	<< endl
+    	<< getBriefDescription() << endl
+    	<< endl
+        << "This command requires a single slave to be selected." << endl
+    	<< endl
+        << "Arguments:" << endl
+        << "  SOURCEFILE is the name of the source file on the slave." << endl
+        << endl
+    	<< "Command-specific options:" << endl
+        << "  --output-file -o <file>   Local target filename. If" << endl
+        << "                            '-' (default), data are" << endl
+        << "                            printed to stdout." << endl
+        << "  --alias       -a <alias>  " << endl
+        << "  --position    -p <pos>    Slave selection. See the help" << endl
+        << "                            of the 'slaves' command." << endl
+    	<< endl
+		<< numericInfo();
+
+	return str.str();
+}
+
+/****************************************************************************/
+
+void CommandFoeRead::execute(MasterDevice &m, const StringVector &args)
+{
+    SlaveList slaves;
+    ec_ioctl_slave_t *slave;
+    ec_ioctl_slave_foe_t data;
+    unsigned int i;
+    stringstream err;
+
+    if (args.size() != 1) {
+        err << "'" << getName() << "' takes exactly one argument!";
+        throwInvalidUsageException(err);
+    }
+
+    m.open(MasterDevice::Read);
+    slaves = selectedSlaves(m);
+
+    if (slaves.size() != 1) {
+        throwSingleSlaveRequired(slaves.size());
+    }
+    slave = &slaves.front();
+    data.slave_position = slave->position;
+
+    /* FIXME: No good idea to have a fixed buffer size.
+     * Read in chunks and fill a buffer instead.
+     */
+    data.offset = 0;
+    data.buffer_size = 0x8800;
+    data.buffer = new uint8_t[data.buffer_size];
+
+    strncpy(data.file_name, args[0].c_str(), sizeof(data.file_name));
+
+	try {
+		m.readFoe(&data);
+	} catch (MasterDeviceException &e) {
+        delete [] data.buffer;
+		throw e;
+	}
+
+    // TODO --output-file
+	for (i = 0; i < data.data_size; i++) {
+		uint8_t *w = data.buffer + i;
+		cout << *(uint8_t *) w ;
+	}
+
+    delete [] data.buffer;
+}
+
+/*****************************************************************************/