lib/vfs/path.h

   1 #ifndef MC__VFS_PATH_H
   2 #define MC__VFS_PATH_H
   3
   4 /*** typedefs(not structures) and defined constants **********************************************/
   5
   6 #define VFS_PATH_URL_DELIMITER "://"
   7
   8 /*** enums ***************************************************************************************/
   9
  10 typedef enum
  11 {
  12     VPF_NONE = 0,
  13     VPF_NO_CANON = 1 << 0,
  14     VPF_USE_DEPRECATED_PARSER = 1 << 1
  15 } vfs_path_flag_t;
  16
  17 /*** structures declarations (and typedefs of structures)*****************************************/
  18
  19 struct vfs_class;
  20 struct vfs_url_struct;
  21
  22 typedef struct
  23 {
  24     GList *path;
  25 } vfs_path_t;
  26
  27 typedef struct
  28 {
  29     char *user;
  30     char *password;
  31     char *host;
  32     gboolean ipv6;
  33     int port;
  34     char *path;
  35     struct vfs_class *class;
  36     char *encoding;
  37     char *vfs_prefix;
  38
  39     struct
  40     {
  41         GIConv converter;
  42         DIR *info;
  43     } dir;
  44 } vfs_path_element_t;
  45
  46 /*** global variables defined in .c file *********************************************************/
  47
  48 /*** declarations of public functions ************************************************************/
  49
  50 vfs_path_t *vfs_path_new (void);
  51 vfs_path_t *vfs_path_clone (const vfs_path_t * vpath);
  52 void vfs_path_remove_element_by_index (vfs_path_t * vpath, int element_index);
  53 void vfs_path_free (vfs_path_t * path);
  54 int vfs_path_elements_count (const vfs_path_t * path);
  55
  56 char *vfs_path_to_str (const vfs_path_t * path);
  57 char *vfs_path_to_str_elements_count (const vfs_path_t * path, int elements_count);
  58 vfs_path_t *vfs_path_from_str (const char *path_str);
  59 vfs_path_t *vfs_path_from_str_flags (const char *path_str, vfs_path_flag_t flags);
  60 vfs_path_t *vfs_path_build_filename (const char *first_element, ...);
  61 vfs_path_t *vfs_path_append_new (const vfs_path_t *, const char *first_element, ...);
  62 size_t vfs_path_tokens_count (const vfs_path_t *);
  63 char *vfs_path_tokens_get (const vfs_path_t * vpath, ssize_t start_position, size_t length);
  64
  65 vfs_path_element_t *vfs_path_get_by_index (const vfs_path_t * path, int element_index);
  66 vfs_path_element_t *vfs_path_element_clone (const vfs_path_element_t * element);
  67 void vfs_path_element_free (vfs_path_element_t * element);
  68
  69 struct vfs_class *vfs_prefix_to_class (const char *prefix);
  70
  71 gboolean vfs_path_element_need_cleanup_converter (const vfs_path_element_t * element);
  72
  73 char *vfs_path_serialize (const vfs_path_t * vpath, GError ** error);
  74 vfs_path_t *vfs_path_deserialize (const char *data, GError ** error);
  75
  76 /*** inline functions ****************************************************************************/
  77
  78 static inline gboolean
  79 vfs_path_element_valid (const vfs_path_element_t * element)
  80 {
  81     return (element != NULL && element->class != NULL);
  82 }
  83
  84 /* --------------------------------------------------------------------------------------------- */
  85
  86 static inline char *
  87 vfs_path_get_last_path_str (const vfs_path_t * vpath)
  88 {
  89     const vfs_path_element_t *element;
  90     if (vpath == NULL)
  91         return NULL;
  92     element = vfs_path_get_by_index (vpath, -1);
  93     return (element != NULL) ? element->path : NULL;
  94 }
  95
  96 /* --------------------------------------------------------------------------------------------- */
  97
  98 static inline struct vfs_class *
  99 vfs_path_get_last_path_vfs (const vfs_path_t * vpath)
 100 {
 101     const vfs_path_element_t *element;
 102     if (vpath == NULL)
 103         return NULL;
 104     element = vfs_path_get_by_index (vpath, -1);
 105     return (element != NULL) ? element->class : NULL;
 106 }
 107
 108 #endif