Add support for disassembling VOS program modules

1 files changed, 134 insertions, 0 deletions

diff --git a/vos_program_module.h b/vos_program_module.h
new file mode 100644
index 0000000..7febb05
--- /dev/null
+++ b/vos_program_module.h
@@ -0,0 +1,134 @@
+#ifndef VOS_PROGRAM_MODULE_H_
+#define VOS_PROGRAM_MODULE_H_
+
+#include <stdint.h>
+
+typedef struct
+{
+	struct {
+		uint16_t len;
+		char     str[32];
+	} name;
+	uint16_t unknown[5];
+	uint32_t code_address;
+	uint32_t code_length;
+	uint32_t foo_address;
+	uint32_t foo_length;
+	uint32_t bar_address;
+	uint32_t bar_length;
+	uint16_t unknown2[3];
+} vos_module_map_entry;
+
+typedef struct
+{
+	struct {
+		uint16_t len;
+		char     str[32];
+	} name;
+	uint32_t address;
+	uint16_t unknown[3];
+} vos_external_var_entry;
+
+typedef struct
+{
+	uint16_t version;
+	struct {
+		uint16_t len;
+		char     str[32];
+	} binder_version;
+	struct {
+		uint16_t len;
+		char     str[32];
+	} binder_options;
+	struct {
+		uint16_t len;
+		char     str[32];
+	} system_name;
+	struct {
+		uint16_t len;
+		char     str[65];
+	} user_name;
+	uint32_t date_bound;
+	struct {
+		uint32_t code_address;
+		uint32_t static_address;
+	} main_entry_link;
+	uint32_t user_boundary;
+	uint16_t n_modules;
+	uint16_t n_external_vars;
+	uint16_t n_link_names;
+	uint16_t n_unsnapped_links;
+	uint16_t n_vm_pages;
+	uint16_t n_header_pages;
+	struct {
+		uint32_t address;
+		uint32_t len;
+	} info[3][4];
+	uint32_t module_map_address;
+	uint32_t module_map_len;
+	uint32_t external_vars_map_address;
+	uint32_t external_vars_map_len;
+	uint32_t link_names_map_address;
+	uint32_t link_names_map_len;
+	uint32_t link_map_address;
+	uint32_t link_map_len;
+	uint32_t header_address;
+	uint32_t header_len;
+	uint8_t  access_info[2048];
+	uint32_t flags;
+	uint16_t n_tasks;
+	uint32_t task_static_len[3];
+	uint32_t stack_len;
+	uint16_t n_entries;
+	uint32_t entry_map_address;
+	uint32_t entry_map_len;
+	uint16_t pop_version;
+	uint16_t processor;
+	struct {
+		uint16_t len;
+		char     str[32];
+	} release_name;
+	struct {
+		uint32_t map_address;
+		uint32_t map_len;
+		uint32_t n_relocations;
+	} relocation_info;
+	uint32_t high_water_mark;
+	struct {
+		uint16_t len;
+		char     str[256];
+	} copyright_notice;
+	uint32_t module_origins[14];
+	uint16_t processor_family;
+	struct {
+		uint16_t len;
+		char     str[32];
+	} program_name;
+	uint32_t string_pool_address;
+	uint32_t string_pool_len;
+	uint32_t obj_dir_map_address;
+	uint32_t obj_dir_map_len;
+	uint32_t global_offset_table_address[3];
+	struct {
+		uint32_t address;
+		uint32_t len;
+	} block_map_info[3];
+	uint32_t section_map_file_address;
+	uint32_t section_map_address;
+	uint32_t section_map_len;
+	uint16_t n_sections;
+	uint32_t max_heap_size;
+	uint32_t max_program_size;
+	uint32_t max_stack_size;
+	uint32_t stack_fence_size;
+
+	vos_module_map_entry   *module_map_entries;
+	vos_external_var_entry *external_vars;
+} vos_program_module;
+
+int vos_read_header(FILE * f, vos_program_module *out);
+int vos_read_alloc_module_map(FILE * f, vos_program_module *header);
+int vos_read_alloc_external_vars(FILE * f, vos_program_module *header);
+void vos_header_cleanup(vos_program_module *header);
+
+#endif //VOS_PROGRAM_MODULE_H_