133 lines
3.1 KiB
C
133 lines
3.1 KiB
C
#pragma once
|
|
|
|
#include <kinc/global.h>
|
|
|
|
#include <stdbool.h>
|
|
|
|
/*! \file filewriter.h
|
|
\brief Provides an API very similar to fwrite and friends but uses a directory that can actually used for persistent file storage. This can later be read
|
|
using the kinc_file_reader-functions and KINC_FILE_TYPE_SAVE.
|
|
*/
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
typedef struct kinc_file_writer {
|
|
void *file;
|
|
const char *filename;
|
|
bool mounted;
|
|
} kinc_file_writer_t;
|
|
|
|
/// <summary>
|
|
/// Opens a file for writing.
|
|
/// </summary>
|
|
/// <param name="reader">The writer to initialize for writing</param>
|
|
/// <param name="filepath">A filepath to identify a file</param>
|
|
/// <returns>Whether the file could be opened</returns>
|
|
KINC_FUNC bool kinc_file_writer_open(kinc_file_writer_t *writer, const char *filepath);
|
|
|
|
/// <summary>
|
|
/// Writes data to a file starting from the current writing-position and increases the writing-position accordingly.
|
|
/// </summary>
|
|
/// <param name="reader">The writer to write to</param>
|
|
/// <param name="data">A pointer to read the data from</param>
|
|
/// <param name="size">The amount of data to write in bytes</param>
|
|
KINC_FUNC void kinc_file_writer_write(kinc_file_writer_t *writer, void *data, int size);
|
|
|
|
/// <summary>
|
|
/// Closes a file.
|
|
/// </summary>
|
|
/// <param name="reader">The file to close</param>
|
|
KINC_FUNC void kinc_file_writer_close(kinc_file_writer_t *writer);
|
|
|
|
#ifdef KINC_IMPLEMENTATION_IO
|
|
#define KINC_IMPLEMENTATION
|
|
#endif
|
|
|
|
#ifdef KINC_IMPLEMENTATION
|
|
|
|
#if !defined(KINC_CONSOLE)
|
|
|
|
#include "filewriter.h"
|
|
|
|
#undef KINC_IMPLEMENTATION
|
|
#include <kinc/error.h>
|
|
#include <kinc/log.h>
|
|
#include <kinc/system.h>
|
|
#define KINC_IMPLEMENTATION
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
|
|
#if defined(KINC_WINDOWS)
|
|
#include <kinc/backend/MiniWindows.h>
|
|
#endif
|
|
|
|
#if defined(KINC_PS4) || defined(KINC_SWITCH)
|
|
#define MOUNT_SAVES
|
|
bool mountSaveData(bool);
|
|
void unmountSaveData();
|
|
#endif
|
|
|
|
bool kinc_file_writer_open(kinc_file_writer_t *writer, const char *filepath) {
|
|
writer->file = NULL;
|
|
writer->mounted = false;
|
|
#ifdef MOUNT_SAVES
|
|
if (!mountSaveData(true)) {
|
|
return false;
|
|
}
|
|
writer->mounted = true;
|
|
#endif
|
|
char path[1001];
|
|
strcpy(path, kinc_internal_save_path());
|
|
strcat(path, filepath);
|
|
|
|
#ifdef KINC_WINDOWS
|
|
wchar_t wpath[MAX_PATH];
|
|
MultiByteToWideChar(CP_UTF8, 0, path, -1, wpath, MAX_PATH);
|
|
writer->file = CreateFileW(wpath, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
|
|
#else
|
|
writer->file = fopen(path, "wb");
|
|
#endif
|
|
if (writer->file == NULL) {
|
|
kinc_log(KINC_LOG_LEVEL_WARNING, "Could not open file %s.", filepath);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void kinc_file_writer_close(kinc_file_writer_t *writer) {
|
|
if (writer->file != NULL) {
|
|
#ifdef KINC_WINDOWS
|
|
CloseHandle(writer->file);
|
|
#else
|
|
fclose((FILE *)writer->file);
|
|
#endif
|
|
writer->file = NULL;
|
|
}
|
|
#ifdef MOUNT_SAVES
|
|
if (writer->mounted) {
|
|
writer->mounted = false;
|
|
unmountSaveData();
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void kinc_file_writer_write(kinc_file_writer_t *writer, void *data, int size) {
|
|
#ifdef KINC_WINDOWS
|
|
DWORD written = 0;
|
|
WriteFile(writer->file, data, (DWORD)size, &written, NULL);
|
|
#else
|
|
fwrite(data, 1, size, (FILE *)writer->file);
|
|
#endif
|
|
}
|
|
|
|
#endif
|
|
|
|
#endif
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|