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loader: add SetExternalContentSource extension

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misson20000 2018-10-25 12:52:01 -07:00 • committed by SciresM
parent 18f51e9b2e
commit 5c147e5188
9 changed files with 132 additions and 4 deletions
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57
stratosphere/loader/source/ldr_content_management.cpp
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@ -19,11 +19,12 @@
#include <strings.h>
#include <vector>
#include <algorithm>
#include <map>
#include "ldr_registration.hpp"
#include "ldr_content_management.hpp"
#include "ldr_hid.hpp"
#include "ldr_npdm.hpp"
#include "ini.h"
@ -43,6 +44,9 @@ static u64 g_override_hbl_tid = 0x010000000000100D;
/* Static buffer for loader.ini contents at runtime. */
static char g_config_ini_data[0x800];
/* SetExternalContentSource extension */
static std::map<u64, ContentManagement::ExternalContentSource> g_external_content_sources;
Result ContentManagement::MountCode(u64 tid, FsStorageId sid) {
char path[FS_MAX_PATH] = {0};
Result rc;
@ -312,3 +316,54 @@ bool ContentManagement::ShouldOverrideContents(u64 tid) {
return g_has_initialized_fs_dev;
}
}
/* SetExternalContentSource extension */
ContentManagement::ExternalContentSource *ContentManagement::GetExternalContentSource(u64 tid) {
auto i = g_external_content_sources.find(tid);
if (i == g_external_content_sources.end()) {
return nullptr;
} else {
return &i->second;
}
}
Result ContentManagement::SetExternalContentSource(u64 tid, FsFileSystem filesystem) {
if (g_external_content_sources.size() >= 16) {
return 0x409; /* LAUNCH_QUEUE_FULL */
}
/* Remove any existing ECS for this title. */
ClearExternalContentSource(tid);
char mountpoint[32];
ExternalContentSource::GenerateMountpointName(tid, mountpoint, sizeof(mountpoint));
if (fsdevMountDevice(mountpoint, filesystem) == -1) {
return 0x7802; /* specified mount name already exists */
}
g_external_content_sources.emplace(
std::piecewise_construct,
std::make_tuple(tid),
std::make_tuple(tid, mountpoint));
return 0;
}
void ContentManagement::ClearExternalContentSource(u64 tid) {
auto i = g_external_content_sources.find(tid);
if (i != g_external_content_sources.end()) {
g_external_content_sources.erase(i);
}
}
void ContentManagement::ExternalContentSource::GenerateMountpointName(u64 tid, char *out, size_t max_length) {
snprintf(out, max_length, "ecs-%016lx", tid);
}
ContentManagement::ExternalContentSource::ExternalContentSource(u64 tid, const char *mountpoint) : tid(tid) {
strncpy(this->mountpoint, mountpoint, sizeof(this->mountpoint));
NpdmUtils::InvalidateCache(tid);
}
ContentManagement::ExternalContentSource::~ExternalContentSource() {
fsdevUnmountDevice(mountpoint);
}