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https://github.com/Atmosphere-NX/Atmosphere.git
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a50d6a2696
* ncm: Implement InstallTaskDataBase and FileInstallTaskData * ncm: minor bugfixes * ncm: Implemented MemoryInstallTaskData * ncm: more std * ncm: begin implementing install task base * ncm: move protected funcs * ncm: fix recursive include * ncm: more install task progress * ncm install task: implement IncrementProgress and update UpdateThroughputMeasurement * ncm: more work * ncm client: more progress * ncm client: more progress * ncm client: finish implementing GetContentMetaInfoList * ncm client: more progress * ncm client: finished InstallTaskBase * ncm client: implement PackageInstallTaskBase * ncm client: fixes * ncm: improve accuracy * ncm client: implement PackageInstallTask * ncm client: implement PackageSystemUpdateTask * ncm client: minor name tweaks * ncm client: implement SubmissionPackageInstallTask * ncm client: add missing this to SubmissionPackageInstallTask * ncm client: add missing nullptr check to SubmissionPackageInstallTask destructor * ncm client: SubmissionPackageInstallTask fixes * ncm: fix forward declarations * ncm client: added simplified funcs * ncm: cleanup client code * ncm: fix bug introduced by cleanup * ncm: fix typo * ncm: implement correct ReadVariationContentMetaInfoList behavior * ncm: correct InstallContentMetaWriter ctor * ncm: correct conversion of content meta header types Co-authored-by: Michael Scire <SciresM@gmail.com>
90 lines
3.2 KiB
C++
90 lines
3.2 KiB
C++
/*
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* Copyright (c) 2019-2020 Adubbz, Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stratosphere.hpp>
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namespace ams::ncm {
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namespace {
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void GetStringFromBytes(char *dst, const void *src, size_t count) {
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for (size_t i = 0; i < count; i++) {
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std::snprintf(dst + 2 * i, 3, "%02x", static_cast<const u8 *>(src)[i]);
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}
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}
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bool GetBytesFromString(void *dst, size_t dst_size, const char *src, size_t src_size) {
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/* Each byte is comprised of hex characters. */
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if (!util::IsAligned(src_size, 2) || (dst_size * 2 < src_size)) {
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return false;
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}
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/* Convert each character pair to a byte until we reach the end. */
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for (size_t i = 0; i < src_size; i += 2) {
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char tmp[3];
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strlcpy(tmp, src + i, sizeof(tmp));
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char *err = nullptr;
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reinterpret_cast<u8 *>(dst)[i / 2] = static_cast<u8>(std::strtoul(tmp, std::addressof(err), 16));
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if (*err != '\x00') {
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return false;
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}
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}
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return true;
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}
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}
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ContentIdString GetContentIdString(ContentId id) {
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ContentIdString str;
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GetStringFromContentId(str.data, sizeof(str), id);
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return str;
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}
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void GetStringFromContentId(char *dst, size_t dst_size, ContentId id) {
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AMS_ABORT_UNLESS(dst_size > ContentIdStringLength);
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GetStringFromBytes(dst, std::addressof(id), sizeof(id));
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}
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void GetStringFromRightsId(char *dst, size_t dst_size, fs::RightsId id) {
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AMS_ABORT_UNLESS(dst_size > RightsIdStringLength);
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GetStringFromBytes(dst, std::addressof(id), sizeof(id));
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}
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void GetTicketFileStringFromRightsId(char *dst, size_t dst_size, fs::RightsId id) {
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AMS_ABORT_UNLESS(dst_size > TicketFileStringLength);
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ContentIdString str;
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GetStringFromRightsId(str.data, sizeof(str), id);
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std::snprintf(dst, dst_size, "%s.tik", str.data);
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}
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void GetCertificateFileStringFromRightsId(char *dst, size_t dst_size, fs::RightsId id) {
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AMS_ABORT_UNLESS(dst_size > CertFileStringLength);
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ContentIdString str;
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GetStringFromRightsId(str.data, sizeof(str), id);
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std::snprintf(dst, dst_size, "%s.cert", str.data);
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}
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std::optional<ContentId> GetContentIdFromString(const char *str, size_t len) {
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if (len < ContentIdStringLength) {
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return std::nullopt;
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}
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ContentId content_id;
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return GetBytesFromString(std::addressof(content_id), sizeof(content_id), str, ContentIdStringLength) ? std::optional<ContentId>(content_id) : std::nullopt;
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}
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}
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