mirror of https://github.com/mpv-player/mpv
stream_file: uncrustify
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@ -38,173 +38,181 @@ struct priv {
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bool close;
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};
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static int fill_buffer(stream_t *s, char* buffer, int max_len){
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struct priv *p = s->priv;
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int r = read(p->fd,buffer,max_len);
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return (r <= 0) ? -1 : r;
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static int fill_buffer(stream_t *s, char *buffer, int max_len)
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{
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struct priv *p = s->priv;
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int r = read(p->fd, buffer, max_len);
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return (r <= 0) ? -1 : r;
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}
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static int write_buffer(stream_t *s, char* buffer, int len) {
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struct priv *p = s->priv;
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int r;
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int wr = 0;
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while (wr < len) {
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r = write(p->fd,buffer,len);
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if (r <= 0)
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return -1;
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wr += r;
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buffer += r;
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}
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return len;
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}
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static int seek(stream_t *s,int64_t newpos) {
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struct priv *p = s->priv;
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s->pos = newpos;
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if(lseek(p->fd,s->pos,SEEK_SET)<0) {
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return 0;
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}
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return 1;
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}
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static int seek_forward(stream_t *s,int64_t newpos) {
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if(newpos<s->pos){
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mp_msg(MSGT_STREAM,MSGL_INFO,"Cannot seek backward in linear streams!\n");
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return 0;
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}
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while(s->pos<newpos){
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int len=s->fill_buffer(s,s->buffer,STREAM_BUFFER_SIZE);
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if(len<=0){ s->buf_pos=s->buf_len=0; break; } // EOF
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s->buf_pos=0;
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s->buf_len=len;
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s->pos+=len;
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}
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return 1;
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}
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static int control(stream_t *s, int cmd, void *arg) {
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struct priv *p = s->priv;
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switch(cmd) {
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case STREAM_CTRL_GET_SIZE: {
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off_t size;
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size = lseek(p->fd, 0, SEEK_END);
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lseek(p->fd, s->pos, SEEK_SET);
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if(size != (off_t)-1) {
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*(uint64_t*)arg = size;
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return 1;
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}
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static int write_buffer(stream_t *s, char *buffer, int len)
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{
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struct priv *p = s->priv;
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int r;
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int wr = 0;
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while (wr < len) {
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r = write(p->fd, buffer, len);
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if (r <= 0)
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return -1;
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wr += r;
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buffer += r;
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}
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}
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return STREAM_UNSUPPORTED;
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return len;
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}
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static int seek(stream_t *s, int64_t newpos)
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{
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struct priv *p = s->priv;
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s->pos = newpos;
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if (lseek(p->fd, s->pos, SEEK_SET) < 0)
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return 0;
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return 1;
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}
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static int seek_forward(stream_t *s, int64_t newpos)
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{
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if (newpos < s->pos) {
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mp_msg(MSGT_STREAM, MSGL_INFO,
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"Cannot seek backward in linear streams!\n");
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return 0;
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}
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while (s->pos < newpos) {
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int len = s->fill_buffer(s, s->buffer, STREAM_BUFFER_SIZE);
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if (len <= 0) { // EOF
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s->buf_pos = s->buf_len = 0;
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break;
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}
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s->buf_pos = 0;
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s->buf_len = len;
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s->pos += len;
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}
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return 1;
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}
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static int control(stream_t *s, int cmd, void *arg)
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{
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struct priv *p = s->priv;
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switch (cmd) {
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case STREAM_CTRL_GET_SIZE: {
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off_t size;
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size = lseek(p->fd, 0, SEEK_END);
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lseek(p->fd, s->pos, SEEK_SET);
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if (size != (off_t)-1) {
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*(uint64_t *)arg = size;
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return 1;
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}
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}
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}
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return STREAM_UNSUPPORTED;
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}
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static void s_close(stream_t *s)
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{
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struct priv *p = s->priv;
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if (p->close && p->fd >= 0)
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close(p->fd);
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struct priv *p = s->priv;
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if (p->close && p->fd >= 0)
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close(p->fd);
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}
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static int open_f(stream_t *stream, int mode)
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{
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int f;
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mode_t m = 0;
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int64_t len;
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char *filename = stream->path;
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struct priv *priv = talloc_ptrtype(stream, priv);
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*priv = (struct priv) { .fd = -1 };
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stream->priv = priv;
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int fd;
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char *filename = stream->path;
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struct priv *priv = talloc_ptrtype(stream, priv);
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*priv = (struct priv) {
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.fd = -1
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};
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stream->priv = priv;
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if(mode == STREAM_READ)
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m = O_RDONLY;
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else if(mode == STREAM_WRITE)
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m = O_RDWR|O_CREAT|O_TRUNC;
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else {
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mp_msg(MSGT_OPEN,MSGL_ERR, "[file] Unknown open mode %d\n",mode);
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return STREAM_UNSUPPORTED;
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}
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mode_t m = 0;
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if (mode == STREAM_READ)
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m = O_RDONLY;
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else if (mode == STREAM_WRITE)
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m = O_RDWR | O_CREAT | O_TRUNC;
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else {
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mp_msg(MSGT_OPEN, MSGL_ERR, "[file] Unknown open mode %d\n", mode);
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return STREAM_UNSUPPORTED;
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}
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// "file://" prefix -> decode URL-style escapes
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if (strlen(stream->url) > strlen(stream->path))
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mp_url_unescape_inplace(stream->path);
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// "file://" prefix -> decode URL-style escapes
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if (strlen(stream->url) > strlen(stream->path))
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mp_url_unescape_inplace(stream->path);
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#if HAVE_DOS_PATHS
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// extract '/' from '/x:/path'
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if( filename[ 0 ] == '/' && filename[ 1 ] && filename[ 2 ] == ':' )
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filename++;
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// extract '/' from '/x:/path'
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if (filename[0] == '/' && filename[1] && filename[2] == ':')
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filename++;
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#endif
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m |= O_BINARY;
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if(!strcmp(filename,"-")){
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if(mode == STREAM_READ) {
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// read from stdin
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mp_tmsg(MSGT_OPEN,MSGL_INFO,"Reading from stdin...\n");
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f=0; // 0=stdin
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if (!strcmp(filename, "-")) {
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if (mode == STREAM_READ) {
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mp_tmsg(MSGT_OPEN, MSGL_INFO, "Reading from stdin...\n");
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fd = 0;
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#if HAVE_SETMODE
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setmode(fileno(stdin),O_BINARY);
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setmode(fileno(stdin), O_BINARY);
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#endif
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} else {
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mp_msg(MSGT_OPEN, MSGL_INFO, "Writing to stdout\n");
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fd = 1;
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#if HAVE_SETMODE
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setmode(fileno(stdout), O_BINARY);
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#endif
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}
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priv->fd = fd;
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priv->close = false;
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} else {
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mp_msg(MSGT_OPEN,MSGL_INFO,"Writing to stdout\n");
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f=1;
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#if HAVE_SETMODE
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setmode(fileno(stdout),O_BINARY);
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#endif
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}
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priv->fd = f;
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priv->close = false;
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} else {
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mode_t openmode = S_IRUSR|S_IWUSR;
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mode_t openmode = S_IRUSR | S_IWUSR;
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#ifndef __MINGW32__
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openmode |= S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH;
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openmode |= S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH;
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#endif
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f=open(filename,m, openmode);
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if(f<0) {
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mp_tmsg(MSGT_OPEN, MSGL_ERR, "Cannot open file '%s': %s\n", filename,
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strerror(errno));
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return STREAM_ERROR;
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}
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fd = open(filename, m | O_BINARY, openmode);
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if (fd < 0) {
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mp_tmsg(MSGT_OPEN, MSGL_ERR, "Cannot open file '%s': %s\n",
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filename, strerror(errno));
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return STREAM_ERROR;
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}
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#ifndef __MINGW32__
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struct stat st;
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if (fstat(f, &st) == 0 && S_ISDIR(st.st_mode)) {
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mp_tmsg(MSGT_OPEN,MSGL_ERR,"File is a directory: '%s'\n",filename);
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close(f);
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return STREAM_ERROR;
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}
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struct stat st;
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if (fstat(fd, &st) == 0 && S_ISDIR(st.st_mode)) {
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mp_tmsg(MSGT_OPEN, MSGL_ERR, "File is a directory: '%s'\n",
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filename);
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close(fd);
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return STREAM_ERROR;
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}
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#endif
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priv->fd = f;
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priv->close = true;
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}
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priv->fd = fd;
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priv->close = true;
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}
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len=lseek(f,0,SEEK_END); lseek(f,0,SEEK_SET);
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int64_t len = lseek(fd, 0, SEEK_END);
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lseek(fd, 0, SEEK_SET);
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#ifdef __MINGW32__
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// seeks on stdin incorrectly succeed on MinGW
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if(f==0)
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len = -1;
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// seeks on stdin incorrectly succeed on MinGW
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if (fd == 0)
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len = -1;
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#endif
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stream->type = STREAMTYPE_FILE;
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if(len == -1 && mode == STREAM_READ) {
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stream->seek = seek_forward;
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stream->flags = MP_STREAM_SEEK_FW;
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} else if(len >= 0) {
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stream->seek = seek;
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stream->end_pos = len;
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}
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stream->type = STREAMTYPE_FILE;
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if (len == -1 && mode == STREAM_READ) {
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stream->seek = seek_forward;
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stream->flags = MP_STREAM_SEEK_FW;
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} else if (len >= 0) {
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stream->seek = seek;
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stream->end_pos = len;
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}
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mp_msg(MSGT_OPEN,MSGL_V,"[file] File size is %"PRId64" bytes\n", (int64_t)len);
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mp_msg(MSGT_OPEN, MSGL_V, "[file] File size is %" PRId64 " bytes\n", len);
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stream->fill_buffer = fill_buffer;
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stream->write_buffer = write_buffer;
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stream->control = control;
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stream->read_chunk = 64*1024;
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stream->close = s_close;
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stream->fill_buffer = fill_buffer;
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stream->write_buffer = write_buffer;
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stream->control = control;
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stream->read_chunk = 64 * 1024;
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stream->close = s_close;
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return STREAM_OK;
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return STREAM_OK;
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}
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const stream_info_t stream_info_file = {
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"file",
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open_f,
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{ "file", "", NULL },
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"file",
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open_f,
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{ "file", "", NULL },
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};
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