hactool/nso.h
2018-07-24 00:14:48 -07:00

52 lines
No EOL
1.3 KiB
C

#ifndef HACTOOL_NSO_H
#define HACTOOL_NSO_H
#include "types.h"
#include "utils.h"
#include "settings.h"
#define MAGIC_NSO0 0x304F534E
typedef struct {
uint32_t file_off;
uint32_t dst_off;
uint32_t decomp_size;
uint32_t align_or_total_size;
} nso0_segment_t;
typedef struct {
uint32_t magic;
uint32_t _0x4;
uint32_t _0x8;
uint32_t flags;
nso0_segment_t segments[3];
uint8_t build_id[0x20];
uint32_t compressed_sizes[3];
uint8_t _0x6C[0x24];
uint64_t dynstr_extents;
uint64_t dynsym_extents;
uint8_t section_hashes[3][0x20];
unsigned char data[];
} nso0_header_t;
typedef struct {
FILE *file;
hactool_ctx_t *tool_ctx;
nso0_header_t *header;
nso0_header_t *uncompressed_header;
validity_t segment_validities[3];
} nso0_ctx_t;
void nso0_process(nso0_ctx_t *ctx);
void nso0_print(nso0_ctx_t *ctx);
void nso0_save(nso0_ctx_t *ctx);
static inline uint64_t nso_get_section_size(nso0_header_t *header, unsigned int segment) {
int is_compressed = (header->flags >> segment) & 1;
return is_compressed ? header->compressed_sizes[segment] : header->segments[segment].decomp_size;
}
static inline uint64_t nso_get_size(nso0_header_t *header) {
return header->segments[2].file_off + nso_get_section_size(header, 2);
}
#endif