Introduce Virtio-loopback epsilon release:

Epsilon release introduces a new compatibility layer which make virtio-loopback
design to work with QEMU and rust-vmm vhost-user backend without require any
changes.

Signed-off-by: Timos Ampelikiotis <t.ampelikiotis@virtualopensystems.com>
Change-Id: I52e57563e08a7d0bdc002f8e928ee61ba0c53dd9

1 files changed, 47 insertions, 0 deletions

diff --git a/include/disas/disas.h b/include/disas/disas.h
new file mode 100644
index 000000000..d363e95ed
--- /dev/null
+++ b/include/disas/disas.h
@@ -0,0 +1,47 @@
+#ifndef QEMU_DISAS_H
+#define QEMU_DISAS_H
+
+#include "exec/hwaddr.h"
+
+#ifdef NEED_CPU_H
+#include "cpu.h"
+
+/* Disassemble this for me please... (debugging). */
+void disas(FILE *out, const void *code, unsigned long size);
+void target_disas(FILE *out, CPUState *cpu, target_ulong code,
+                  target_ulong size);
+
+void monitor_disas(Monitor *mon, CPUState *cpu,
+                   target_ulong pc, int nb_insn, int is_physical);
+
+char *plugin_disas(CPUState *cpu, uint64_t addr, size_t size);
+
+/* Look up symbol for debugging purpose.  Returns "" if unknown. */
+const char *lookup_symbol(target_ulong orig_addr);
+#endif
+
+struct syminfo;
+struct elf32_sym;
+struct elf64_sym;
+
+#if defined(CONFIG_USER_ONLY)
+typedef const char *(*lookup_symbol_t)(struct syminfo *s, target_ulong orig_addr);
+#else
+typedef const char *(*lookup_symbol_t)(struct syminfo *s, hwaddr orig_addr);
+#endif
+
+struct syminfo {
+    lookup_symbol_t lookup_symbol;
+    unsigned int disas_num_syms;
+    union {
+      struct elf32_sym *elf32;
+      struct elf64_sym *elf64;
+    } disas_symtab;
+    const char *disas_strtab;
+    struct syminfo *next;
+};
+
+/* Filled in by elfload.c.  Simplistic, but will do for now. */
+extern struct syminfo *syminfos;
+
+#endif /* QEMU_DISAS_H */