mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-11-14 00:56:35 +00:00
609a302e16
This implements waitable management for Events (and implements Events). It also refactors PM to use new Event/Waitable semantics, and also adds STS_ASSERT as a macro for asserting a boolean expression. The rest of stratosphere has been refactored to use STS_ASSERT whenever possible.
94 lines
No EOL
2.9 KiB
C++
94 lines
No EOL
2.9 KiB
C++
/*
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* Copyright (c) 2018-2019 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 <switch.h>
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#include <stratosphere.hpp>
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#include <stratosphere/util.hpp>
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#include "ini.h"
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namespace sts::util::ini {
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/* Ensure that types are the same for Handler vs ini_handler. */
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static_assert(std::is_same<Handler, ::ini_handler>::value, "Bad ini::Handler definition!");
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namespace {
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struct FsFileContext {
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FsFile *f;
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size_t offset;
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size_t num_left;
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explicit FsFileContext(FsFile *f) : f(f), offset(0) {
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u64 size;
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R_ASSERT(fsFileGetSize(this->f, &size));
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this->num_left = size_t(size);
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}
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};
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char *ini_reader_fs_file(char *str, int num, void *stream) {
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FsFileContext *ctx = reinterpret_cast<FsFileContext *>(stream);
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if (ctx->num_left == 0 || num < 2) {
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return nullptr;
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}
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/* Read as many bytes as we can. */
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size_t try_read = std::min(size_t(num - 1), ctx->num_left);
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size_t actually_read;
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R_ASSERT(fsFileRead(ctx->f, ctx->offset, str, try_read, FS_READOPTION_NONE, &actually_read));
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STS_ASSERT(actually_read == try_read);
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/* Only "read" up to the first \n. */
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size_t offset = actually_read;
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for (size_t i = 0; i < actually_read; i++) {
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if (str[i] == '\n') {
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offset = i + 1;
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break;
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}
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}
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/* Ensure null termination. */
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str[offset] = '\0';
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/* Update context. */
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ctx->offset += offset;
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ctx->num_left -= offset;
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return str;
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}
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}
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/* Utilities for dealing with INI file configuration. */
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int ParseString(const char *ini_str, void *user_ctx, Handler h) {
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return ini_parse_string(ini_str, h, user_ctx);
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}
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int ParseFile(FILE *f, void *user_ctx, Handler h) {
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return ini_parse_file(f, h, user_ctx);
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}
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int ParseFile(FsFile *f, void *user_ctx, Handler h) {
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FsFileContext ctx(f);
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return ini_parse_stream(ini_reader_fs_file, &ctx, h, user_ctx);
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}
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int ParseFile(const char *path, void *user_ctx, Handler h) {
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return ini_parse(path, h, user_ctx);
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}
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} |