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Stratosphere: Move lr commands to ContentManagement, add Code FS Mounting/Unmounting

This commit is contained in:
Michael Scire 2018-04-19 15:28:27 -06:00
parent 7940981bb8
commit b2660c661c
4 changed files with 112 additions and 49 deletions

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#include <switch.h>
#include <string.h>
#include "ldr_registration.hpp"
#include "ldr_content_management.hpp"
static FsFileSystem g_CodeFileSystem = {0};
Result ContentManagement::MountCode(u64 tid, FsStorageId sid) {
char path[FS_MAX_PATH] = {0};
Result rc;
if (R_FAILED(rc = GetContentPath(path, tid, sid))) {
return rc;
}
/* Always re-initialize fsp-ldr, in case it's closed */
if (R_FAILED(rc = fsldrInitialize())) {
return rc;
}
if (R_FAILED(rc = fsldrOpenCodeFileSystem(tid, path, &g_CodeFileSystem))) {
fsldrExit();
return rc;
}
fsdevMountDevice("code", g_CodeFileSystem);
return rc;
}
Result ContentManagement::UnmountCode() {
fsdevUnmountDevice("code");
serviceClose(&g_CodeFileSystem.s);
return 0;
}
Result ContentManagement::MountCodeForTidSid(Registration::TidSid *tid_sid) {
return MountCode(tid_sid->title_id, tid_sid->storage_id);
}
Result ContentManagement::GetContentPath(char *out_path, u64 tid, FsStorageId sid) {
Result rc;
LrRegisteredLocationResolver reg;
LrLocationResolver lr;
char path[FS_MAX_PATH] = {0};
/* Try to get the path from the registered resolver. */
if (R_FAILED(rc = lrGetRegisteredLocationResolver(&reg))) {
return rc;
}
if (R_SUCCEEDED(rc = lrRegLrGetProgramPath(&reg, tid, path))) {
strncpy(out_path, path, sizeof(path));
} else if (rc != 0x408) {
return rc;
}
serviceClose(&reg.s);
/* If getting the path from the registered resolver fails, fall back to the normal resolver. */
if (R_FAILED(rc = lrGetLocationResolver(sid, &lr))) {
return rc;
}
if (R_SUCCEEDED(rc = lrLrGetProgramPath(&lr, tid, path))) {
strncpy(out_path, path, sizeof(path));
}
serviceClose(&lr.s);
return rc;
}
Result ContentManagement::GetContentPathForTidSid(char *out_path, Registration::TidSid *tid_sid) {
return GetContentPath(out_path, tid_sid->title_id, tid_sid->storage_id);
}
Result ContentManagement::SetContentPath(char *path, u64 tid, FsStorageId sid) {
Result rc;
LrLocationResolver lr;
if (R_FAILED(rc = lrGetLocationResolver(sid, &lr))) {
return rc;
}
rc = lrLrSetProgramPath(&lr, tid, path);
serviceClose(&lr.s);
return rc;
}
Result ContentManagement::SetContentPathForTidSid(char *path, Registration::TidSid *tid_sid) {
return SetContentPath(path, tid_sid->title_id, tid_sid->storage_id);
}

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#pragma once
#include <switch.h>
#include "ldr_registration.hpp"
class ContentManagement {
public:
Result MountCode(u64 tid, FsStorageId sid);
Result UnmountCode();
Result MountCodeForTidSid(Registration::TidSid *tid_sid);
Result GetContentPath(char *out_path, u64 tid, FsStorageId sid);
Result SetContentPath(char *path, u64 tid, FsStorageId sid);
Result GetContentPathForTidSid(char *out_path, Registration::TidSid *tid_sid);
Result SetContentPathForTidSid(char *path, Registration::TidSid *tid_sid);
};

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#include <switch.h>
#include <string.h>
#include "ldr_registration.hpp"
#include "ldr_location_resolver.hpp"
Result GetContentPath(char *out_path, u64 tid, FsStorageId sid) {
Result rc;
LrRegisteredLocationResolver reg;
LrLocationResolver lr;
char path[FS_MAX_PATH] = {0};
/* Try to get the path from the registered resolver. */
if (R_FAILED(rc = lrGetRegisteredLocationResolver(&reg))) {
return rc;
}
if (R_SUCCEEDED(rc = lrRegLrGetProgramPath(&reg, tid, path))) {
strncpy(out_path, path, sizeof(path));
} else if (rc != 0x408) {
return rc;
}
serviceClose(&reg.s);
/* If getting the path from the registered resolver fails, fall back to the normal resolver. */
if (R_FAILED(rc = lrGetLocationResolver(sid, &lr))) {
return rc;
}
if (R_SUCCEEDED(rc = lrLrGetProgramPath(&lr, tid, path))) {
strncpy(out_path, path, sizeof(path));
}
serviceClose(&lr.s);
return rc;
}
Result GetContentPathForTidSid(char *out_path, Registration::TidSid *tid_sid) {
return GetContentPath(out_path, tid_sid->title_id, tid_sid->storage_id);
}

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#pragma once
#include <switch.h>
#include "ldr_registration.hpp"
Result GetContentPath(char *out_path, u64 tid, FsStorageId sid);
Result GetContentPathForTidSid(char *out_path, Registration::TidSid *tid_sid);