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, 49 insertions, 0 deletions

diff --git a/contrib/elf2dmp/qemu_elf.h b/contrib/elf2dmp/qemu_elf.h
new file mode 100644
index 000000000..b2f0d9cbc
--- /dev/null
+++ b/contrib/elf2dmp/qemu_elf.h
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2018 Virtuozzo International GmbH
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ */
+
+#ifndef ELF2DMP_QEMU_ELF_H
+#define ELF2DMP_QEMU_ELF_H
+
+#include "elf.h"
+
+typedef struct QEMUCPUSegment {
+    uint32_t selector;
+    uint32_t limit;
+    uint32_t flags;
+    uint32_t pad;
+    uint64_t base;
+} QEMUCPUSegment;
+
+typedef struct QEMUCPUState {
+    uint32_t version;
+    uint32_t size;
+    uint64_t rax, rbx, rcx, rdx, rsi, rdi, rsp, rbp;
+    uint64_t r8, r9, r10, r11, r12, r13, r14, r15;
+    uint64_t rip, rflags;
+    QEMUCPUSegment cs, ds, es, fs, gs, ss;
+    QEMUCPUSegment ldt, tr, gdt, idt;
+    uint64_t cr[5];
+    uint64_t kernel_gs_base;
+} QEMUCPUState;
+
+int is_system(QEMUCPUState *s);
+
+typedef struct QEMU_Elf {
+    GMappedFile *gmf;
+    size_t size;
+    void *map;
+    QEMUCPUState **state;
+    size_t state_nr;
+    int has_kernel_gs_base;
+} QEMU_Elf;
+
+int QEMU_Elf_init(QEMU_Elf *qe, const char *filename);
+void QEMU_Elf_exit(QEMU_Elf *qe);
+
+Elf64_Phdr *elf64_getphdr(void *map);
+Elf64_Half elf_getphdrnum(void *map);
+
+#endif /* ELF2DMP_QEMU_ELF_H */