44 # define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO) 46 # define S_ISFIFO(m) 0 53 # define S_ISLNK(m) (((m) & S_IFLNK) == S_IFLNK) 62 # define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK) 64 # define S_ISSOCK(m) 0 114 ret = read(c->
fd, buf, size);
115 if (ret == 0 && c->
follow)
119 return (ret == -1) ?
AVERROR(errno) : ret;
127 ret = write(c->
fd, buf, size);
128 return (ret == -1) ?
AVERROR(errno) : ret;
144 #if HAVE_ACCESS && defined(R_OK) 145 if (access(filename, F_OK) < 0)
148 if (access(filename, R_OK) >= 0)
151 if (access(filename, W_OK) >= 0)
156 ret = stat(filename, &st);
158 ret = win32_stat(filename, &st);
177 ret = rmdir(filename);
178 if (ret < 0 && (errno == ENOTDIR
183 ret = unlink(filename);
195 const char *filename_src = h_src->
filename;
196 const char *filename_dst = h_dst->
filename;
200 if (rename(filename_src, filename_dst) < 0)
206 #if CONFIG_FILE_PROTOCOL 218 access = O_CREAT | O_RDWR;
222 access = O_CREAT | O_WRONLY;
257 ret = fstat(c->
fd, &st);
258 return ret < 0 ?
AVERROR(errno) : (
S_ISFIFO(st.st_mode) ? 0 : st.st_size);
261 ret = lseek(c->
fd,
pos, whence);
263 return ret < 0 ?
AVERROR(errno) : ret;
292 char *fullpath =
NULL;
299 dir = readdir(c->dir);
304 }
while (!strcmp(dir->d_name,
".") || !strcmp(dir->d_name,
".."));
309 if (!lstat(fullpath, &st)) {
310 if (S_ISDIR(st.st_mode))
314 else if (S_ISCHR(st.st_mode))
316 else if (S_ISBLK(st.st_mode))
322 else if (S_ISREG(st.st_mode))
327 (*next)->group_id = st.st_gid;
328 (*next)->user_id = st.st_uid;
329 (*next)->size = st.st_size;
330 (*next)->filemode = st.st_mode & 0777;
331 (*next)->modification_timestamp = INT64_C(1000000) * st.st_mtime;
332 (*next)->access_timestamp = INT64_C(1000000) * st.st_atime;
333 (*next)->status_change_timestamp = INT64_C(1000000) * st.st_ctime;
358 .url_open = file_open,
361 .url_seek = file_seek,
362 .url_close = file_close,
368 .priv_data_class = &file_class,
369 .url_open_dir = file_open_dir,
370 .url_read_dir = file_read_dir,
371 .url_close_dir = file_close_dir,
372 .default_whitelist =
"file,crypto,data" 377 #if CONFIG_PIPE_PROTOCOL 386 fd = strtol(filename, &
final, 10);
387 if((filename ==
final) || *
final ) {
404 .url_open = pipe_open,
410 .priv_data_class = &pipe_class,
411 .default_whitelist =
"crypto,data"
#define LIBAVUTIL_VERSION_INT
int is_streamed
true if streamed (no seek possible), default = false
Describes single entry of the directory.
#define AVIO_FLAG_READ
read-only
const char * av_default_item_name(void *ptr)
Return the context name.
#define AVIO_FLAG_WRITE
write-only
const char * class_name
The name of the class; usually it is the same name as the context structure type to which the AVClass...
miscellaneous OS support macros and functions.
int avpriv_open(const char *filename, int flags,...)
A wrapper for open() setting O_CLOEXEC.
#define AVERROR_EOF
End of file.
#define AV_OPT_FLAG_ENCODING_PARAM
a generic parameter which can be set by the user for muxing or encoding
static const uint16_t mask[17]
const URLProtocol ff_pipe_protocol
const URLProtocol ff_file_protocol
common internal API header
char * av_strdup(const char *s)
Duplicate a string.
Describe the class of an AVClass context structure.
#define AV_OPT_FLAG_DECODING_PARAM
a generic parameter which can be set by the user for demuxing or decoding
#define flags(name, subs,...)
int av_strstart(const char *str, const char *pfx, const char **ptr)
Return non-zero if pfx is a prefix of str.
char * av_append_path_component(const char *path, const char *component)
Append path component to the existing path.
AVIODirEntry * ff_alloc_dir_entry(void)
Allocate directory entry with default values.
char * filename
specified URL
#define AVSEEK_SIZE
ORing this as the "whence" parameter to a seek function causes it to return the filesize without seek...
int max_packet_size
if non zero, the stream is packetized with this max packet size
unbuffered private I/O API
int min_packet_size
if non zero, the stream is packetized with this min packet size