mcctrl inital version (to be destroyed)

linux/mod_mcctrl/control.c

@@ -0,0 +1,51 @@
+#include <linux/sched.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <asm/uaccess.h>
+#include "mcctrl.h"
+
+static struct aal_ikc_listen_param __listen_param = {
+	.port = 501,
+	.handler = test_handler,
+	.pkt_size = sizeof(struct ikc_test_packet),
+	.queue_size = 4096,
+	.magic = 0x29,
+};
+
+static long mcexec_prepare_image(struct mcctrl_priv *data, 
+                                 struct program_load_desc * __user udesc)
+{
+	struct program_load_desc desc;
+
+	if (!copy_from_user(&desc, udesc,
+	                    sizeof(struct program_load_desc))) {
+		return -EFAULT;
+	}
+	if (desc.num_sections <= 0 || desc.num_sections > 16) {
+		return -EINVAL;
+	}
+	data->desc = kmalloc(sizeof(struct program_load_desc) + 
+	                     sizeof(struct program_image_section)
+	                     * desc.num_sections, GFP_KERNEL);
+	memcpy(data->desc, &desc, sizeof(struct program_load_desc));
+	if (!copy_from_user(data->desc->sections, udesc->sections,
+	                    sizeof(struct program_image_section)
+	                    * desc.num_sections)) {
+		kfree(data->desc);
+		return -EFAULT;
+	}
+
+	return 0;
+}
+
+long __mcctrl_control(struct mcctrl_priv *data, unsigned int req,
+                      unsigned long arg)
+{
+	switch (req) {
+	case MCEXEC_UP_PREPARE_IMAGE:
+		return mcexec_prepare_image((struct mcctrl_priv *)data,
+		                            (struct program_load_desc *)arg);
+	}
+	return -EINVAL;
+}
+