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fs.mitm: experimental support for save redirection to sd.

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This commit is contained in:
Michael Scire
2019-04-05 13:36:38 -07:00
parent fb5e02050b
commit 938169cd3c
15 changed files with 434 additions and 66 deletions
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46
stratosphere/ams_mitm/source/fs_mitm/fs_dir_utils.cpp
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@@ -60,20 +60,20 @@ Result FsDirUtils::CopyFile(IFileSystem *dst_fs, IFileSystem *src_fs, const FsPa
offset += read_size;
}
return ResultSuccess;
}
Result FsDirUtils::CopyDirectoryRecursively(IFileSystem *dst_fs, IFileSystem *src_fs, const FsPath &dst_path, const FsPath &src_path, void *work_buf, size_t work_buf_size) {
FsPath work_path = dst_path;
return IterateDirectoryRecursively(src_fs, src_path,
return IterateDirectoryRecursively(src_fs, src_path,
[&](const FsPath &path, const FsDirectoryEntry *dir_ent) -> Result { /* On Enter Directory */
/* Update path, create new dir. */
strncat(work_path.str, dir_ent->name, sizeof(work_path) - strnlen(work_path.str, sizeof(work_path) - 1) - 1);
strncat(work_path.str, "/", sizeof(work_path) - strnlen(work_path.str, sizeof(work_path) - 1) - 1);
return dst_fs->CreateDirectory(work_path);
},
},
[&](const FsPath &path, const FsDirectoryEntry *dir_ent) -> Result { /* On Exit Directory */
/* Check we have a parent directory. */
const size_t work_path_len = strnlen(work_path.str, sizeof(work_path));
@@ -89,9 +89,45 @@ Result FsDirUtils::CopyDirectoryRecursively(IFileSystem *dst_fs, IFileSystem *sr
p[1] = 0;
return ResultSuccess;
},
},
[&](const FsPath &path, const FsDirectoryEntry *dir_ent) -> Result { /* On File */
/* Just copy the file to the new fs. */
return CopyFile(dst_fs, src_fs, work_path, path, dir_ent, work_buf, work_buf_size);
});
}
}
Result FsDirUtils::EnsureDirectoryExists(IFileSystem *fs, const FsPath &path) {
FsPath normal_path;
size_t normal_path_len;
Result rc;
/* Normalize the path. */
if (R_FAILED((rc = FsPathUtils::Normalize(normal_path.str, sizeof(normal_path.str) - 1, path.str, &normal_path_len)))) {
return rc;
}
/* Repeatedly call CreateDirectory on each directory leading to the target. */
for (size_t i = 1; i < normal_path_len; i++) {
/* If we detect a separator, we're done. */
if (normal_path.str[i] == '/') {
normal_path.str[i] = 0;
{
rc = fs->CreateDirectory(normal_path);
if (rc == ResultFsPathAlreadyExists) {
rc = ResultSuccess;
}
if (R_FAILED(rc)) {
return rc;
}
}
normal_path.str[i] = '/';
}
}
/* Call CreateDirectory on the final path. */
rc = fs->CreateDirectory(normal_path);
if (rc == ResultFsPathAlreadyExists) {
rc = ResultSuccess;
}
return rc;
}