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libdefault_proxy
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add dump all feature i guess

This commit is contained in:
Li 2024-04-20 11:26:43 +12:00
parent c15b9d8a1e
commit c74ad08297
2 changed files with 65 additions and 24 deletions
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63
jni/nopsmdrm.c
View File

@ -1,34 +1,18 @@
#include <stdlib.h>
#include <dirent.h>
#include <unistd.h>
#include "nopsmdrm.h"
#include "hooks/inlineHook.h"
#define FAKE_AID 0x0123456789ABCDEFLL
#define FAKE_LICENSE_OUTPUT "/mnt/sdcard/psm"
#define FAKE_LICENSE_OUTPUT "/sdcard/psm"
static void* LIB_DEFAULT_HANDLE = NULL;
typedef struct
{
char magic[0x8]; // 0x00
uint32_t unk1; // 0x08
uint32_t unk2; // 0x0C
uint64_t aid; // 0x10
uint32_t unk3; // 0x18
uint32_t unk4; // 0x1C
uint64_t start_time; // 0x20
uint64_t expiration_time; // 0x28
uint8_t act_digest[0x20]; // 0x30
char content_id[0x30]; // 0x50
uint8_t unk5[0x80]; // 0x80
uint8_t key[0x200]; // 0x100
uint8_t sha256digest[0x100]; // 0x300
} ScePsmDrmLicense;
int (*scePsmDrmGetKeySet_orig)(ScePsmDrmLicense*, char*, int*, uint64_t*, uint64_t*) = NULL;
void* (*scePsmDrmGetRif_orig)(char*, char*, ScePsmDrmLicense *) = NULL;
void* get_func_addr(char* function_name) {
if(LIB_DEFAULT_HANDLE != NULL){
uintptr_t function_addr = (uintptr_t)dlsym(LIB_DEFAULT_HANDLE, function_name);
@ -66,6 +50,34 @@ void MakeFakeLicense(ScePsmDrmLicense* license_buf, uint8_t* klicensee) {
}
void GetAllLicenses(char* psm_folder) {
char contentId[0x100];
char klicensee[0x200];
ScePsmDrmLicense license;
DIR* dfd = opendir(psm_folder);
if(dfd == NULL)
return;
struct dirent* ent = NULL;
while((ent = readdir(dfd)) != NULL) {
snprintf(contentId, sizeof(contentId) - 1, "UM0105-%s-0000000000000000", ent->d_name);
LOG("obtaining rif for: %s", contentId);
int res = scePsmDrmGetRif_orig(contentId, psm_folder, &license);
LOG("scePsmDrmGetRif was %x", res);
if(res >= 0) {
res = scePsmDrmGetKeySet_orig(&license, klicensee, NULL, NULL, NULL);
LOG("scePsmDrmGetKeySet was %x", res);
if(res >= 0) {
MakeFakeLicense(&license, klicensee);
}
}
}
}
int scePsmDrmGetKeySet_patch(ScePsmDrmLicense *license_buf, char *klicensee, int* flags, uint64_t* start_time, uint64_t* expiration_time) {
LOG("license_buf %p, klicensee %p, flags %p, start_time %p, expiration_time %p", license_buf, klicensee, flags, start_time, expiration_time);
@ -93,6 +105,7 @@ int scePsmDrmGetKeySet_patch(ScePsmDrmLicense *license_buf, char *klicensee, int
return res;
}
int scePsmDrmGetRif_patch(char *contentid, char *psm_folder, ScePsmDrmLicense *rif_file) {
LOG("contentid: %s psm_folder: %s", contentid, psm_folder);
int res = scePsmDrmGetRif_orig(contentid, psm_folder, rif_file);
@ -100,7 +113,7 @@ int scePsmDrmGetRif_patch(char *contentid, char *psm_folder, ScePsmDrmLicense *r
if(res < 0) {
// get title id :
char titleid[9];
char titleid[10];
memcpy(titleid, contentid + 7, sizeof(titleid));
titleid[9] = '\0';
@ -125,10 +138,13 @@ int scePsmDrmGetRif_patch(char *contentid, char *psm_folder, ScePsmDrmLicense *r
return 0;
}
if(access("/sdcard/psm/dump_all", F_OK) == 0){
GetAllLicenses(psm_folder);
}
return res;
}
int patch_libdefault(void* handle) {
LIB_DEFAULT_HANDLE = handle;
@ -144,8 +160,7 @@ int patch_libdefault(void* handle) {
res = registerInlineHook((uintptr_t)scePsmDrmGetKeySet, (uintptr_t)scePsmDrmGetKeySet_patch, (uintptr_t**)&scePsmDrmGetKeySet_orig);
if(res == 0)
inlineHook((uintptr_t)scePsmDrmGetKeySet);
return 0;
}

26
jni/nopsmdrm.h
View File

@ -4,6 +4,32 @@
#include <android/log.h>
#define LOG(...) __android_log_print(ANDROID_LOG_DEBUG, "LIBDEFAULTPROXY", __VA_ARGS__)
#define LOGFUNCTION() __android_log_print(ANDROID_LOG_DEBUG, "LIBDEFAULTPROXY", "%s", __FUNCTION__)
#define LOGBUF(buffer, buffer_sz) char buf[buffer_sz * 3 + 2]; \
char *out_p = buf;\
const unsigned char *const in_p = (void*)buffer;\
for (int i = 0; i < buffer_sz; i++) { \
sprintf(out_p, " %02x", in_p[i]); \
out_p += 3; \
} \
LOG("%s", buf);
typedef struct
{
char magic[0x8]; // 0x00
uint32_t unk1; // 0x08
uint32_t unk2; // 0x0C
uint64_t aid; // 0x10
uint32_t unk3; // 0x18
uint32_t unk4; // 0x1C
uint64_t start_time; // 0x20
uint64_t expiration_time; // 0x28
uint8_t act_digest[0x20]; // 0x30
char content_id[0x30]; // 0x50
uint8_t unk5[0x80]; // 0x80
uint8_t key[0x200]; // 0x100
uint8_t sha256digest[0x100]; // 0x300
} ScePsmDrmLicense;
int patch_libdefault(void* handle);