mirror of
https://github.com/CTCaer/RetroArch.git
synced 2025-01-10 21:10:15 +00:00
175 lines
3.7 KiB
C
175 lines
3.7 KiB
C
#include <stdlib.h>
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#if defined(_WIN32)
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#ifdef _MSC_VER
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#define setmode _setmode
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#endif
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#ifdef _XBOX
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#include <xtl.h>
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#define INVALID_FILE_ATTRIBUTES -1
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#else
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#include <io.h>
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#include <fcntl.h>
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#include <direct.h>
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#include <windows.h>
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#endif
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#elif defined(VITA)
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#include <psp2/io/fcntl.h>
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#include <psp2/io/dirent.h>
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#else
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#if defined(PSP)
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#include <pspiofilemgr.h>
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#endif
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <dirent.h>
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#include <unistd.h>
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#endif
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#include <boolean.h>
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struct RDIR
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{
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#if defined(_WIN32)
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WIN32_FIND_DATA entry;
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HANDLE directory;
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#elif defined(VITA) || defined(PSP)
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SceUID directory;
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SceIoDirent entry;
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#else
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DIR *directory;
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const struct dirent *entry;
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#endif
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};
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struct RDIR *retro_opendir(const char *name)
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{
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char path_buf[1024];
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struct RDIR *rdir = (struct RDIR*)calloc(1, sizeof(*rdir));
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if (!rdir)
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return NULL;
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(void)path_buf;
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#if defined(_WIN32)
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snprintf(path_buf, sizeof(path_buf), "%s\\*", name);
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rdir->directory = FindFirstFile(path_buf, &rdir->entry);
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#elif defined(VITA) || defined(PSP)
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rdir->directory = sceIoDopen(name);
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rdir->entry = NULL;
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#else
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rdir->directory = opendir(name);
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rdir->entry = NULL;
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#endif
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return rdir;
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}
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bool retro_dirent_error(struct RDIR *rdir)
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{
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#if defined(_WIN32)
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return (rdir->directory == INVALID_HANDLE_VALUE);
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#elif defined(VITA) || defined(PSP)
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return (rdir->directory < 0);
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#else
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return !(rdir->directory);
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#endif
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}
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int retro_readdir(struct RDIR *rdir)
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{
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#if defined(_WIN32)
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return (FindNextFile(rdir->directory, &rdir->entry) != 0);
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#elif defined(VITA) || defined(PSP)
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return (sceIoDread(rdir->directory, &rdir->entry) > 0);
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#else
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return ((rdir->entry = readdir(rdir->directory)) != NULL);
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#endif
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}
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const char *retro_dirent_get_name(struct RDIR *rdir)
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{
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#if defined(_WIN32)
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return rdir->entry.cFileName;
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#elif defined(VITA) || defined(PSP)
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return rdir->entry.d_name;
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#else
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return rdir->entry->d_name;
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#endif
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}
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#if defined(__CELLOS_LV2__)
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#ifndef S_ISDIR
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#define S_ISDIR(x) (x & 0040000)
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#endif
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#endif
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/**
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*
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* retro_dirent_is_dir:
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* @rdir : pointer to the directory entry.
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* @path : path to the directory entry.
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*
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* Is the directory listing entry a directory?
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*
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* Returns: true if directory listing entry is
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* a directory, false if not.
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*/
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bool retro_dirent_is_dir(struct RDIR *rdir, const char *path)
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{
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#if defined(_WIN32)
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const WIN32_FIND_DATA *entry = (const WIN32_FIND_DATA*)rdir->entry;
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return entry->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY;
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#elif defined(PSP) || defined(VITA)
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const SceIoDirent *entry = (const SceIoDirent*)rdir->entry;
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#if defined(PSP)
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return (entry->d_stat.st_attr & FIO_SO_IFDIR) == FIO_SO_IFDIR;
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#elif defined(VITA)
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return PSP2_S_ISDIR(entry->d_stat.st_mode);
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#endif
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#elif defined(__CELLOS_LV2__)
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return S_ISDIR(entry->d_stat.st_mode);
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#elif defined(DT_DIR)
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const struct dirent *entry = (const struct dirent*)rdir->entry;
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if (entry->d_type == DT_DIR)
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return true;
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else if (entry->d_type == DT_UNKNOWN /* This can happen on certain file systems. */
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|| entry->d_type == DT_LNK)
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{
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struct stat buf;
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if (stat(path, &buf) < 0)
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return false;
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return S_ISDIR(buf.st_mode);
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}
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return false;
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#else /* dirent struct doesn't have d_type, do it the slow way ... */
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struct stat buf;
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if (stat(path, &buf) < 0)
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return false;
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return S_ISDIR(buf.st_mode);
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#endif
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}
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void retro_closedir(struct RDIR *rdir)
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{
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if (!rdir)
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return;
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#if defined(_WIN32)
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if (rdir->directory != INVALID_HANDLE_VALUE)
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FindClose(rdir->directory);
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#elif defined(VITA) || defined(PSP)
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sceIoDclose(rdir->directory);
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#else
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if (rdir->directory)
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closedir(rdir->directory);
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#endif
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free(rdir);
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}
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