#include <palacios/vmm_hashtable.h>
#include <palacios/vmm_msr.h>
#include <palacios/vmm_config.h>
-#include <palacios/vmm_ethernet.h>
#ifdef V3_CONFIG_CHECKPOINT
#include <palacios/vmm_checkpoint.h>
struct v3_dev_blk_ops {
uint64_t (*get_capacity)(void * private_data);
// Reads always operate on 2048 byte blocks
+
+ // how does this signal bytes_read < requested but not error?
+
int (*read)(uint8_t * buf, uint64_t lba, uint64_t num_bytes, void * private_data);
int (*write)(uint8_t * buf, uint64_t lba, uint64_t num_bytes, void * private_data);
};
struct v3_dev_char_ops {
/* Backend implemented functions */
- uint64_t (*output)(uint8_t * buf, uint64_t len, void * private_data);
+ sint64_t (*output)(uint8_t * buf, sint64_t len, void * private_data);
// int (*read)(uint8_t * buf, uint64_t len, void * private_data);
/* Frontend Implemented functions */
- uint64_t (*input)(struct v3_vm_info * vm, uint8_t * buf, uint64_t len, void * private_data);
+ sint64_t (*input)(struct v3_vm_info * vm, uint8_t * buf, sint64_t len, void * private_data);
};