os_file.c File Reference

#include <gpac/tools.h>
#include <gpac/utf.h>
#include <sys/stat.h>
#include <unistd.h>
#include <dirent.h>
#include <sys/time.h>
#include <errno.h>
#include <gpac/list.h>
#include <gpac/thread.h>

Include dependency graph for os_file.c:

Data Structures
struct	GF_FileHandle
struct	GF_FileIO
struct	GF_FileIOBlob

Functions
GF_EXPORT GF_Err	gf_rmdir (const char *DirPathName)
	Delete Directory.
GF_EXPORT GF_Err	gf_mkdir (const char *DirPathName)
	Create Directory.
GF_EXPORT Bool	gf_dir_exists (const char *DirPathName)
	Check Directory Exists.
static Bool	delete_dir (void *cbck, char *item_name, char *item_path, GF_FileEnumInfo *file_info)
GF_EXPORT GF_Err	gf_dir_cleanup (const char *DirPathName)
	Create Directory.
GF_EXPORT GF_Err	gf_fileio_register_delete_proc (gfio_delete_proc del_proc)
GF_EXPORT void	gf_fileio_unregister_delete_proc (gfio_delete_proc del_proc)
GF_Err	gf_fileio_file_delete (const char *fileName, const char *parent_gfio)
GF_EXPORT GF_Err	gf_file_delete (const char *fileName)
	File Deletion.
static char *	gf_sanetize_single_quoted_string (const char *src)
GF_EXPORT Bool	gf_file_exists_ex (const char *fileName, const char *par_name)
	File existence check.
GF_EXPORT Bool	gf_file_exists (const char *fileName)
	File existence check.
GF_EXPORT GF_Err	gf_file_move (const char *fileName, const char *newFileName)
	File Move.
GF_EXPORT u64	gf_file_modification_time (const char *filename)
	File Modification Time.
GF_EXPORT u32	gf_file_handles_count ()
static void	gf_register_file_handle (char *filename, FILE *ptr, Bool is_temp_file)
static Bool	gf_unregister_file_handle (FILE *ptr)
static FILE *	gf_file_temp_os (char **const fileName)
GF_EXPORT FILE *	gf_file_temp (char **const fileName)
	Temporary File Creation.
GF_EXPORT GF_Err	gf_enum_directory (const char *dir, Bool enum_directory, gf_enum_dir_item enum_dir_fct, void *cbck, const char *filter)
	Directory enumeration.
GF_EXPORT Bool	gf_fileio_check (FILE *fp)
	file IO checker
GF_EXPORT GF_FileIOWriteState	gf_fileio_write_ready (FILE *fp)
	file IO write checker
u32	gf_fileio_get_write_rate (FILE *fp)
static GF_FileIO *	gfio_blob_open (GF_FileIO *fileio_ref, const char *url, const char *mode, GF_Err *out_error)
static GF_Err	gfio_blob_seek (GF_FileIO *fileio, u64 offset, s32 whence)
static u32	gfio_blob_read (GF_FileIO *fileio, u8 *buffer, u32 bytes)
static s64	gfio_blob_tell (GF_FileIO *fileio)
static Bool	gfio_blob_eof (GF_FileIO *fileio)
static char *	gfio_blob_gets (GF_FileIO *fileio, char *ptr, u32 size)
GF_EXPORT GF_FileIO *	gf_fileio_new (char *url, void *udta, gfio_open_proc open, gfio_seek_proc seek, gfio_read_proc read, gfio_write_proc write, gfio_tell_proc tell, gfio_eof_proc eof, gfio_printf_proc printf)
GF_EXPORT const char *	gf_fileio_url (GF_FileIO *gfio)
GF_EXPORT const char *	gf_fileio_resource_url (GF_FileIO *gfio)
GF_EXPORT void	gf_fileio_del (GF_FileIO *gfio)
GF_EXPORT void *	gf_fileio_get_udta (GF_FileIO *gfio)
GF_EXPORT GF_FileIO *	gf_fileio_open_url (GF_FileIO *gfio_ref, const char *url, const char *mode, GF_Err *out_err)
static u32	gf_fileio_read (GF_FileIO *gfio, u8 *buffer, u32 nb_bytes)
static u32	gf_fileio_write (GF_FileIO *gfio, u8 *buffer, u32 nb_bytes)
int	gf_fileio_printf (GF_FileIO *gfio, const char *format, va_list args)
GF_EXPORT Bool	gf_fileio_write_mode (GF_FileIO *gfio)
GF_EXPORT Bool	gf_fileio_read_mode (GF_FileIO *gfio)
GF_EXPORT GF_FileIO *	gf_fileio_from_url (const char *url)
GF_EXPORT const char *	gf_fileio_translate_url (const char *url)
Bool	gf_fileio_eof (GF_FileIO *fileio)
int	gf_fileio_flush (GF_FileIO *fileio)
GF_EXPORT const char *	gf_fileio_factory (GF_FileIO *gfio, const char *new_res_url)
GF_EXPORT void	gf_fileio_set_stats (GF_FileIO *gfio, u64 bytes_done, u64 file_size, GF_FileIOCacheState cache_state, u32 bytes_per_sec)
GF_EXPORT void	gf_fileio_set_write_state (GF_FileIO *gfio, GF_FileIOWriteState write_state)
GF_EXPORT Bool	gf_fileio_get_stats (GF_FileIO *gfio, u64 *bytes_done, u64 *file_size, GF_FileIOCacheState *cache_state, u32 *bytes_per_sec)
GF_EXPORT GF_Err	gf_fileio_tag_main_thread (GF_FileIO *fileio)
GF_EXPORT Bool	gf_fileio_is_main_thread (const char *url)
GF_EXPORT u64	gf_ftell (FILE *fp)
	large file position query
GF_EXPORT s32	gf_fseek (FILE *fp, s64 offset, s32 whence)
	large file seeking
static GF_FileIO *	gf_fileio_from_blob (const char *file_name)
GF_EXPORT GF_FileIO *	gf_fileio_from_mem (const char *URL, const u8 *data, u32 size)
GF_EXPORT FILE *	gf_fopen_ex (const char *file_name, const char *parent_name, const char *mode, Bool no_warn)
	file opening
GF_EXPORT s32	gf_fd_open (const char *file_name, u32 oflags, u32 uflags)
	Open file descriptor.
GF_EXPORT FILE *	gf_fopen (const char *file_name, const char *mode)
	file opening
GF_EXPORT s32	gf_fclose (FILE *file)
	file closing
GF_EXPORT size_t	gf_fwrite (const void *ptr, size_t nb_bytes, FILE *stream)
	file writing helper
GF_EXPORT size_t	gf_fread (void *ptr, size_t nbytes, FILE *stream)
	file reading helper
GF_EXPORT char *	gf_fgets (char *ptr, size_t size, FILE *stream)
	file reading helper
GF_EXPORT int	gf_fgetc (FILE *stream)
	file reading helper
GF_EXPORT int	gf_fputc (int val, FILE *stream)
	file writing helper
GF_EXPORT int	gf_fputs (const char *buf, FILE *stream)
	file writing helper
GF_EXPORT int	gf_fprintf (FILE *stream, const char *format,...)
	file writing helper
GF_EXPORT int	gf_vfprintf (FILE *stream, const char *format, va_list args)
	file writing helper
GF_EXPORT int	gf_fflush (FILE *stream)
	file flush helper
GF_EXPORT int	gf_feof (FILE *stream)
	end of file helper
GF_EXPORT int	gf_ferror (FILE *stream)
	file error helper
GF_EXPORT u64	gf_fsize (FILE *fp)
	file size helper
GF_EXPORT u64	gf_fd_fsize (int fd)
	file size helper for a file descriptor
GF_EXPORT char *	gf_file_basename (const char *filename)
GF_EXPORT char *	gf_file_ext_start (const char *filename)
GF_EXPORT char *	gf_url_colon_suffix (const char *path, char assign_sep)
	get first after a filename/path

Variables
GF_List *	gfio_delete_handlers = NULL
int	gf_mem_track_enabled
static GF_List *	gpac_open_files = NULL
static u32	gpac_file_handles = 0
GF_Mutex *	logs_mx
GF_List *	allocated_gfios = NULL

---

Data Structure Documentation

GF_FileHandle

struct GF_FileHandle

Data Fields
FILE *	ptr
char *	url
Bool	is_temp

GF_FileIOBlob

struct GF_FileIOBlob

Data Fields
u8 *	data
u32	size
u32	pos
u32	url_crc
u32	nb_ref

Function Documentation

delete_dir()

static Bool delete_dir ( void *  cbck, char *  item_name, char *  item_path, GF_FileEnumInfo *  file_info  )

static

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gf_fileio_file_delete()

GF_Err gf_fileio_file_delete	(	const char *	fileName,
		const char *	parent_gfio
	)

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gf_sanetize_single_quoted_string()

static char * gf_sanetize_single_quoted_string ( const char *  src )

static

Remove existing single-quote from a single-quoted string. The caller is responsible for deallocating the returns string with gf_free()

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gf_register_file_handle()

static void gf_register_file_handle ( char *  filename, FILE *  ptr, Bool  is_temp_file  )

static

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gf_unregister_file_handle()

static Bool gf_unregister_file_handle ( FILE *  ptr )

static

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gf_file_temp_os()

static FILE * gf_file_temp_os ( char **const  fileName )

static

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gf_fileio_get_write_rate()

u32 gf_fileio_get_write_rate

(

FILE *

fp

)

gfio_blob_open()

static GF_FileIO * gfio_blob_open ( GF_FileIO *  fileio_ref, const char *  url, const char *  mode, GF_Err *  out_error  )

static

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gfio_blob_seek()

static GF_Err gfio_blob_seek ( GF_FileIO *  fileio, u64  offset, s32  whence  )

static

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gfio_blob_read()

static u32 gfio_blob_read ( GF_FileIO *  fileio, u8 *  buffer, u32  bytes  )

static

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gfio_blob_tell()

static s64 gfio_blob_tell ( GF_FileIO *  fileio )

static

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gfio_blob_eof()

static Bool gfio_blob_eof ( GF_FileIO *  fileio )

static

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gfio_blob_gets()

static char * gfio_blob_gets ( GF_FileIO *  fileio, char *  ptr, u32  size  )

static

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gf_fileio_read()

static u32 gf_fileio_read ( GF_FileIO *  gfio, u8 *  buffer, u32  nb_bytes  )

static

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gf_fileio_write()

static u32 gf_fileio_write ( GF_FileIO *  gfio, u8 *  buffer, u32  nb_bytes  )

static

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gf_fileio_printf()

int gf_fileio_printf	(	GF_FileIO *	gfio,
		const char *	format,
		va_list	args
	)

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gf_fileio_eof()

Bool gf_fileio_eof

(

GF_FileIO *

fileio

)

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gf_fileio_flush()

int gf_fileio_flush

(

GF_FileIO *

fileio

)

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gf_fileio_from_blob()

static GF_FileIO * gf_fileio_from_blob ( const char *  file_name )

static

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Variable Documentation

gfio_delete_handlers

GF_List* gfio_delete_handlers = NULL

gf_mem_track_enabled

int gf_mem_track_enabled

extern

gpac_open_files

GF_List* gpac_open_files = NULL

static

gpac_file_handles

u32 gpac_file_handles = 0

static

logs_mx

GF_Mutex* logs_mx

extern

allocated_gfios

GF_List* allocated_gfios = NULL