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unpack all required files for PSP-PCEngine pkg

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This commit is contained in:
Martins Mozeiko
2017-11-06 21:44:36 -08:00
parent 8cc1d686a2
commit fdf3978df6
3 changed files with 111 additions and 34 deletions
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pkg2zip.c
+49 -26
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@@ -23,7 +23,7 @@ static const uint8_t pkg_vita_4[] = { 0xaf, 0x07, 0xfd, 0x59, 0x65, 0x25, 0x27,
// http://vitadevwiki.com/vita/System_File_Object_(SFO)_(PSF)#Internal_Structure
// https://github.com/TheOfficialFloW/VitaShell/blob/1.74/sfo.h#L29
static void parse_sfo_content(const uint8_t* sfo, uint32_t sfo_size, int* patch, char* title, char* content, char* min_version, char* pkg_version)
static void parse_sfo_content(const uint8_t* sfo, uint32_t sfo_size, char* category, char* title, char* content, char* min_version, char* pkg_version)
{
if (get32le(sfo) != 0x46535000)
@@ -109,7 +109,6 @@ static void parse_sfo_content(const uint8_t* sfo, uint32_t sfo_size, int* patch,
if (content_index >= 0 && content)
{
value = (char*)sfo + values + get32le(sfo + content_index * 16 + 20 + 12);
while (*value)
{
@@ -118,19 +117,15 @@ static void parse_sfo_content(const uint8_t* sfo, uint32_t sfo_size, int* patch,
*content = 0;
}
if (category_index >= 0 && patch)
if (category_index >= 0)
{
char* category = value = (char*)sfo + values + get32le(sfo + category_index * 16 + 20 + 12);
while (*value++)
value = (char*)sfo + values + get32le(sfo + category_index * 16 + 20 + 12);
while (*value)
{
}
*value = 0;
if (strcmp(category, "gp") == 0)
{
*patch = 1;
*category++ = *value++;
}
}
*category = 0;
if (minver_index >= 0 && min_version)
{
@@ -168,7 +163,7 @@ static void parse_sfo_content(const uint8_t* sfo, uint32_t sfo_size, int* patch,
}
}
static void parse_sfo(sys_file f, uint64_t sfo_offset, uint32_t sfo_size, int* patch, char* title, char* content, char* min_version, char* pkg_version)
static void parse_sfo(sys_file f, uint64_t sfo_offset, uint32_t sfo_size, char* category, char* title, char* content, char* min_version, char* pkg_version)
{
uint8_t sfo[16 * 1024];
if (sfo_size < 16)
@@ -181,10 +176,10 @@ static void parse_sfo(sys_file f, uint64_t sfo_offset, uint32_t sfo_size, int* p
}
sys_read(f, sfo_offset, sfo, sfo_size);
parse_sfo_content(sfo, sfo_size, patch, title, content, min_version, pkg_version);
parse_sfo_content(sfo, sfo_size, category, title, content, min_version, pkg_version);
}
static void find_psp_sfo(const aes128_key* key, const aes128_key* ps3_key, const uint8_t* iv, sys_file pkg, uint64_t pkg_size, uint64_t enc_offset, uint64_t items_offset, uint32_t item_count, char* title)
static void find_psp_sfo(const aes128_key* key, const aes128_key* ps3_key, const uint8_t* iv, sys_file pkg, uint64_t pkg_size, uint64_t enc_offset, uint64_t items_offset, uint32_t item_count, char* category, char* title)
{
for (uint32_t item_index = 0; item_index < item_count; item_index++)
{
@@ -230,7 +225,7 @@ static void find_psp_sfo(const aes128_key* key, const aes128_key* ps3_key, const
sys_read(pkg, enc_offset + data_offset, sfo, (uint32_t)data_size);
aes128_ctr_xor(item_key, iv, data_offset / 16, sfo, (uint32_t)data_size);
parse_sfo_content(sfo, (uint32_t)data_size, NULL, title, NULL, NULL, NULL);
parse_sfo_content(sfo, (uint32_t)data_size, category, title, NULL, NULL, NULL);
return;
}
}
@@ -381,7 +376,7 @@ int main(int argc, char* argv[])
}
else if (content_type == 7 || content_type == 0xe || content_type == 0xf || content_type == 0x10)
{
// PSP / PSP-Go / PSP-Mini / PSP-NeoGeo
// PSP & PSP-PCEngine / PSP-Go / PSP-Mini / PSP-NeoGeo
type = PKG_TYPE_PSP;
}
else if (content_type == 0x15)
@@ -432,6 +427,7 @@ int main(int argc, char* argv[])
char content[256];
char title[256];
char category[256];
char min_version[256];
char pkg_version[256];
const char* id = content + 7;
@@ -444,7 +440,7 @@ int main(int argc, char* argv[])
if (type == PKG_TYPE_PSP || type == PKG_TYPE_PSX)
{
find_psp_sfo(&key, &ps3_key, iv, pkg, pkg_size, enc_offset, items_offset, item_count, title);
find_psp_sfo(&key, &ps3_key, iv, pkg, pkg_size, enc_offset, items_offset, item_count, category, title);
id = (char*)pkg_header + 0x37;
}
else // Vita
@@ -456,11 +452,10 @@ int main(int argc, char* argv[])
}
else // Vita APP, DLC or PATCH
{
int patch = 0;
parse_sfo(pkg, sfo_offset, sfo_size, &patch, title, content, min_version, pkg_version);
parse_sfo(pkg, sfo_offset, sfo_size, category, title, content, min_version, pkg_version);
rif_size = 512;
if (patch && type == PKG_TYPE_VITA_APP)
if (type == PKG_TYPE_VITA_APP && strcmp(category, "gp") == 0)
{
type = PKG_TYPE_VITA_PATCH;
}
@@ -482,7 +477,15 @@ int main(int argc, char* argv[])
char root[1024];
if (type == PKG_TYPE_PSP)
{
const char* type_str = content_type == 7 ? "PSP" : content_type == 0xe ? "PSP-Go" : content_type == 0xf ? "PSP-Mini" : "PSP-NeoGeo";
const char* type_str;
if (content_type == 7)
{
type_str = (strcmp(category, "HG") == 0) ? "PSP-PCEngine" : "PSP";
}
else
{
type_str = content_type == 0xe ? "PSP-Go" : content_type == 0xf ? "PSP-Mini" : "PSP-NeoGeo";
}
snprintf(root, sizeof(root), "%s [%.9s] [%s]%s", title, id, type_str, ext);
printf("[*] unpacking %s\n", type_str);
}
@@ -527,11 +530,17 @@ int main(int argc, char* argv[])
if (type == PKG_TYPE_PSP)
{
sys_vstrncat(root, sizeof(root), "pspemu");
snprintf(root, sizeof(root), "pspemu/ISO");
out_add_folder(root);
sys_vstrncat(root, sizeof(root), "/ISO");
out_add_folder(root);
if (strcmp(category, "HG") == 0)
{
snprintf(root, sizeof(root), "pspemu/GAME");
out_add_folder(root);
sys_vstrncat(root, sizeof(root), "/%.9s", id);
out_add_folder(root);
}
}
else if (type == PKG_TYPE_PSX)
{
@@ -697,10 +706,24 @@ int main(int argc, char* argv[])
{
if (strcmp("USRDIR/CONTENT/EBOOT.PBP", name) == 0)
{
snprintf(path, sizeof(path), "%s/%s [%.9s].iso", root, title, id);
snprintf(path, sizeof(path), "pspemu/ISO/%s [%.9s].iso", title, id);
unpack_psp_eboot(path, item_key, iv, pkg, enc_offset, data_offset, data_size);
continue;
}
else if (strcmp("USRDIR/CONTENT/PSP-KEY.EDAT", name) == 0)
{
snprintf(path, sizeof(path), "pspemu/GAME/%.9s/PSP-KEY.EDAT", id);
unpack_psp_key(path, item_key, iv, pkg, enc_offset, data_offset, data_size);
continue;
}
else if (strcmp("USRDIR/CONTENT/CONTENT.DAT", name) == 0)
{
snprintf(path, sizeof(path), "pspemu/GAME/%.9s/CONTENT.DAT", id);
}
else
{
continue;
}
continue;
}
else if (type == PKG_TYPE_VITA_PSM)
{