xzre_code: add init_elf_entry_ctx

smx-smx · Aug 3, 2024 · 1df38c7 · 1df38c7
1 parent 504a052
commit 1df38c7
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Showing 2 changed files with 13 additions and 0 deletions.
diff --git a/xzre_code/CMakeLists.txt b/xzre_code/CMakeLists.txt
@@ -7,6 +7,7 @@ add_library(xzre_code
 	elf_symbol_get_addr.c
 	get_lzma_allocator.c
 	is_endbr64_instruction.c
+	init_elf_entry_ctx.c
 	fake_lzma_alloc.c
 	fake_lzma_free.c
 	find_function.c

diff --git a/xzre_code/init_elf_entry_ctx.c b/xzre_code/init_elf_entry_ctx.c
@@ -0,0 +1,12 @@
+/**
+ * Copyright (C) 2024 Stefano Moioli <[email protected]>
+ **/
+#include "xzre.h"
+
+void init_elf_entry_ctx(elf_entry_ctx_t *ctx){
+	ctx->symbol_ptr = (void *)&cpuid_random_symbol;
+	ctx->got_ctx.return_address = (void *)ctx->frame_address[3];
+	get_got_offset(ctx);
+	get_cpuid_got_index(ctx);
+	ctx->got_ctx.got_ptr = NULL;
+}