dirent.h-Dateireferenz

Dieser Graph zeigt, welche Datei direkt oder indirekt diese Datei enthält:

gehe zum Quellcode dieser Datei

Datenstrukturen
struct	dirent
struct	DIR

Makrodefinitionen
#define	OPENDIR_FL_NONE   0x0
#define	OPENDIR_FL_CHDK_LFN   0x1

Funktionen
DIR *	opendir (const char *name)
DIR *	opendir_chdk (const char *name, unsigned flags)
struct dirent *	readdir (DIR *)
int	closedir (DIR *)

Makro-Dokumentation

#define OPENDIR_FL_CHDK_LFN   0x1

Definiert in Zeile 28 der Datei dirent.h.

#define OPENDIR_FL_NONE   0x0

Definiert in Zeile 27 der Datei dirent.h.

Dokumentation der Funktionen

int closedir

(

DIR *

)

Definiert in Zeile 119 der Datei lib_thumb.c.

{
    int rv = -1;
    if (d && d->cam_DIR)
    {
#if defined(CAM_DRYOS)
        if (d->fw_dir == 0)
        {
            rv = CHDKCloseDir(d->cam_DIR);
        }
        else
#endif
        rv = fw_closedir(d->cam_DIR);

        // Mark closed (just in case)
        d->cam_DIR = 0;
        // Free allocated memory
        free(d);    
    }
    return rv;
}

DIR* opendir

(

const char *

name)

Definiert in Zeile 20 der Datei lib_thumb.c.

{
    return opendir_chdk(name,OPENDIR_FL_NONE);
}

DIR* opendir_chdk	(	const char *	name,
		unsigned	flags
	)

Definiert in Zeile 25 der Datei lib_thumb.c.

{
    // Create CHDK DIR structure
    DIR *dir = malloc(sizeof(DIR));
    // If malloc failed return failure
    if (dir == 0) return NULL;

#if defined(CAM_DRYOS)
    extern int get_fstype(void);
    // try built-in routine first, but only on FAT
    if ((get_fstype() < 4) && (flags & OPENDIR_FL_CHDK_LFN))
    {
        dir->fw_dir = 0;
        dir->cam_DIR = CHDKOpenDir(name);
    }
    else
    {
        dir->cam_DIR = NULL;
    }
    if (!dir->cam_DIR)
    {
        // try firmware routine if built-in failed
        dir->fw_dir = 1;
        dir->cam_DIR = fw_opendir(name);
    }
#else
    (void)flags;
    dir->cam_DIR = fw_opendir(name);
#endif

    // Init readdir return value
    dir->dir.d_name[0] = 0;

    // If failed clean up and return failure
    if (!dir->cam_DIR)
    {
        free(dir);
        return NULL;
    }

    return dir;
}

struct dirent* readdir

(

DIR *

)

Definiert in Zeile 76 der Datei lib_thumb.c.

{
    if (d && d->cam_DIR)
    {
        // Get next entry from firmware function
        extern void *fw_readdir(void *d);
        struct __dirent *de = fw_readdir(d->cam_DIR);
        // Return next directory name if present, else return 0 (end of list)
        if (de)
        {
            strcpy(d->dir.d_name,de->d_name);
            return &d->dir;
        }
        else
        {
            d->dir.d_name[0] = 0;
        }
    }
    return NULL;
}