diff options
Diffstat (limited to 'src/input')
| -rw-r--r-- | src/input/input_file.c | 138 | ||||
| -rw-r--r-- | src/input/input_plugin.h | 52 |
2 files changed, 104 insertions, 86 deletions
diff --git a/src/input/input_file.c b/src/input/input_file.c index 782127961..5c1f76083 100644 --- a/src/input/input_file.c +++ b/src/input/input_file.c @@ -17,7 +17,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * - * $Id: input_file.c,v 1.3 2001/04/21 00:14:40 f1rmb Exp $ + * $Id: input_file.c,v 1.4 2001/04/24 17:42:27 guenter Exp $ */ #ifdef HAVE_CONFIG_H @@ -34,20 +34,26 @@ #include "monitor.h" #include "input_plugin.h" - static uint32_t xine_debug; -static int input_file_handle; -static char *input_file_mrl; -static uint32_t file_plugin_get_capabilities () { +typedef struct file_input_plugin_s { + input_plugin_t input_plugin; + + int fh; + char *mrl; + config_values_t *config; +} file_input_plugin_t; + +static uint32_t file_plugin_get_capabilities (input_plugin_t *this_gen) { return INPUT_CAP_SEEKABLE; } -static int file_plugin_open (char *mrl) { +static int file_plugin_open (input_plugin_t *this_gen, char *mrl) { - char *filename; + char *filename; + file_input_plugin_t *this = (file_input_plugin_t *) this_gen; - input_file_mrl = mrl; + this->mrl = mrl; if (!strncasecmp (mrl, "file:",5)) filename = &mrl[5]; @@ -56,9 +62,9 @@ static int file_plugin_open (char *mrl) { xprintf (VERBOSE|INPUT, "Opening >%s<\n",filename); - input_file_handle = open (filename, O_RDONLY); + this->fh = open (filename, O_RDONLY); - if (input_file_handle == -1) { + if (this->fh == -1) { return 0; } @@ -66,20 +72,22 @@ static int file_plugin_open (char *mrl) { } -static off_t file_plugin_read (char *buf, off_t len) { - return read (input_file_handle, buf, len); +static off_t file_plugin_read (input_plugin_t *this_gen, char *buf, off_t len) { + file_input_plugin_t *this = (file_input_plugin_t *) this_gen; + return read (this->fh, buf, len); } -static buf_element_t *file_plugin_read_block (fifo_buffer_t *fifo, off_t todo) { +static buf_element_t *file_plugin_read_block (input_plugin_t *this_gen, fifo_buffer_t *fifo, off_t todo) { - off_t num_bytes, total_bytes; - buf_element_t *buf = fifo->buffer_pool_alloc (); + off_t num_bytes, total_bytes; + file_input_plugin_t *this = (file_input_plugin_t *) this_gen; + buf_element_t *buf = fifo->buffer_pool_alloc (fifo); buf->content = buf->mem; total_bytes = 0; while (total_bytes < todo) { - num_bytes = read (input_file_handle, buf->mem + total_bytes, todo-total_bytes); + num_bytes = read (this->fh, buf->mem + total_bytes, todo-total_bytes); total_bytes += num_bytes; if (!num_bytes) { buf->free_buffer (buf); @@ -91,31 +99,37 @@ static buf_element_t *file_plugin_read_block (fifo_buffer_t *fifo, off_t todo) { } -static off_t file_plugin_seek (off_t offset, int origin) { - return lseek (input_file_handle, offset, origin); +static off_t file_plugin_seek (input_plugin_t *this_gen, off_t offset, int origin) { + file_input_plugin_t *this = (file_input_plugin_t *) this_gen; + + return lseek (this->fh, offset, origin); } -static off_t file_plugin_get_current_pos (){ - return lseek (input_file_handle, 0, SEEK_CUR); +static off_t file_plugin_get_current_pos (input_plugin_t *this_gen){ + file_input_plugin_t *this = (file_input_plugin_t *) this_gen; + + return lseek (this->fh, 0, SEEK_CUR); } -static off_t file_plugin_get_length (void) { - struct stat buf ; +static off_t file_plugin_get_length (input_plugin_t *this_gen) { + + struct stat buf ; + file_input_plugin_t *this = (file_input_plugin_t *) this_gen; - if (fstat (input_file_handle, &buf) == 0) { + if (fstat (this->fh, &buf) == 0) { return buf.st_size; } else perror ("system call fstat"); return 0; } -static uint32_t file_plugin_get_blocksize () { +static uint32_t file_plugin_get_blocksize (input_plugin_t *this_gen) { return 0; } -static char **file_plugin_get_dir (char *filename, int *nFiles) { +static char **file_plugin_get_dir (input_plugin_t *this_gen, char *filename, int *nFiles) { /* not yet implemented */ printf ("input_file : get_dir () not implemented yet!\n"); @@ -123,61 +137,68 @@ static char **file_plugin_get_dir (char *filename, int *nFiles) { return NULL; } -static int file_plugin_eject_media () { +static int file_plugin_eject_media (input_plugin_t *this_gen) { return 1; /* doesn't make sense */ } -static char* file_plugin_get_mrl () { - return input_file_mrl; +static char* file_plugin_get_mrl (input_plugin_t *this_gen) { + file_input_plugin_t *this = (file_input_plugin_t *) this_gen; + + return this->mrl; } -static void file_plugin_close (void) { +static void file_plugin_close (input_plugin_t *this_gen) { + file_input_plugin_t *this = (file_input_plugin_t *) this_gen; + xprintf (VERBOSE|INPUT, "closing input\n"); - close(input_file_handle); - input_file_handle = -1; + close(this->fh); + this->fh = -1; } -static char *file_plugin_get_description (void) { +static char *file_plugin_get_description (input_plugin_t *this_gen) { return "plain file input plugin as shipped with xine"; } -static char *file_plugin_get_identifier (void) { +static char *file_plugin_get_identifier (input_plugin_t *this_gen) { return "file"; } - -static input_plugin_t plugin_info = { - INPUT_PLUGIN_IFACE_VERSION, - file_plugin_get_capabilities, - file_plugin_open, - file_plugin_read, - file_plugin_read_block, - file_plugin_seek, - file_plugin_get_current_pos, - file_plugin_get_length, - file_plugin_get_blocksize, - file_plugin_get_dir, - file_plugin_eject_media, - file_plugin_get_mrl, - file_plugin_close, - file_plugin_get_description, - file_plugin_get_identifier, - NULL, /* autoplay */ - NULL /* clut */ -}; - - input_plugin_t *get_input_plugin (int iface, config_values_t *config) { - /* FIXME: set debug level (from config?) */ + file_input_plugin_t *this; + + xine_debug = config->lookup_int (config, "xine_debug", 0); switch (iface) { case 1: - input_file_handle = -1; - return &plugin_info; + this = (file_input_plugin_t *) malloc (sizeof (file_input_plugin_t)); + + this->input_plugin.interface_version = INPUT_PLUGIN_IFACE_VERSION; + this->input_plugin.get_capabilities = file_plugin_get_capabilities; + this->input_plugin.open = file_plugin_open; + this->input_plugin.read = file_plugin_read; + this->input_plugin.read_block = file_plugin_read_block; + this->input_plugin.seek = file_plugin_seek; + this->input_plugin.get_current_pos = file_plugin_get_current_pos; + this->input_plugin.get_length = file_plugin_get_length; + this->input_plugin.get_blocksize = file_plugin_get_blocksize; + this->input_plugin.get_dir = file_plugin_get_dir; + this->input_plugin.eject_media = file_plugin_eject_media; + this->input_plugin.get_mrl = file_plugin_get_mrl; + this->input_plugin.close = file_plugin_close; + this->input_plugin.get_description = file_plugin_get_description; + this->input_plugin.get_identifier = file_plugin_get_identifier; + this->input_plugin.get_autoplay_list = NULL; + this->input_plugin.get_clut = NULL; + + this->fh = -1; + this->mrl = NULL; + this->config = config; + + return (input_plugin_t *) this; break; default: fprintf(stderr, @@ -189,3 +210,4 @@ input_plugin_t *get_input_plugin (int iface, config_values_t *config) { return NULL; } } + diff --git a/src/input/input_plugin.h b/src/input/input_plugin.h index 718fe6226..6117dd8c2 100644 --- a/src/input/input_plugin.h +++ b/src/input/input_plugin.h @@ -17,7 +17,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * - * $Id: input_plugin.h,v 1.2 2001/04/21 00:14:41 f1rmb Exp $ + * $Id: input_plugin.h,v 1.3 2001/04/24 17:42:27 guenter Exp $ */ #ifndef HAVE_INPUT_PLUGIN_H @@ -40,7 +40,9 @@ typedef struct { /* CLUT == Color LookUp Table */ } __attribute__ ((packed)) clut_t; #endif -typedef struct input_plugin_s +typedef struct input_plugin_s input_plugin_t; + +struct input_plugin_s { /* @@ -52,18 +54,18 @@ typedef struct input_plugin_s * return capabilities of input source */ - uint32_t (*get_capabilities) (void); + uint32_t (*get_capabilities) (input_plugin_t *this); /* * open input MRL - return 1 if succ */ - int (*open) (char *mrl); + int (*open) (input_plugin_t *this, char *mrl); /* * read nlen bytes, return number of bytes read */ - off_t (*read) (char *buf, off_t nlen); + off_t (*read) (input_plugin_t *this, char *buf, off_t nlen); /* @@ -71,7 +73,7 @@ typedef struct input_plugin_s * for blocked input sources len must be == blocksize * the fifo parameter is only used to get access to the buffer_pool_alloc function */ - buf_element_t *(*read_block)(fifo_buffer_t *fifo, off_t len); + buf_element_t *(*read_block)(input_plugin_t *this, fifo_buffer_t *fifo, off_t len); /* @@ -79,34 +81,34 @@ typedef struct input_plugin_s * * if seeking failed, -1 is returned */ - off_t (*seek) (off_t offset, int origin); + off_t (*seek) (input_plugin_t *this, off_t offset, int origin); /* * get current position in stream. * */ - off_t (*get_current_pos) (void); + off_t (*get_current_pos) (input_plugin_t *this); /* * return length of input (-1 => unlimited, e.g. stream) */ - off_t (*get_length) (void); + off_t (*get_length) (input_plugin_t *this); /* * return block size of input source (if supported, 0 otherwise) */ - uint32_t (*get_blocksize) (void); + uint32_t (*get_blocksize) (input_plugin_t *this); /* * ls function * return value: NULL => filename is a file, **char=> filename is a dir */ - char** (*get_dir) (char *filename, int *nFiles); + char** (*get_dir) (input_plugin_t *this, char *filename, int *nFiles); /* @@ -114,25 +116,25 @@ typedef struct input_plugin_s * * returns 0 for temporary failures */ - int (*eject_media) (void); + int (*eject_media) (input_plugin_t *this); /* * return current MRL */ - char * (*get_mrl) (void); + char * (*get_mrl) (input_plugin_t *this); /* * close input source */ - void (*close) (void); + void (*close) (input_plugin_t *this); /* * return human readable (verbose = 1 line) description for this plugin */ - char* (*get_description) (void); + char* (*get_description) (input_plugin_t *this); /* @@ -140,35 +142,29 @@ typedef struct input_plugin_s * this is used for GUI buttons, The identifier must have max. 4 characters * characters (max. 5 including terminating \0) */ - char* (*get_identifier) (void); + char* (*get_identifier) (input_plugin_t *this); /* * generate autoplay list * return value: list of MRLs */ - char** (*get_autoplay_list) (int *nFiles); + char** (*get_autoplay_list) (input_plugin_t *this, int *nFiles); /* * gets the subtitle/menu palette */ - clut_t* (*get_clut) (void); - + clut_t* (*get_clut) (input_plugin_t *this); +}; -} input_plugin_t; +/* + * possible capabilites an input plugin can have: + */ #define INPUT_CAP_SEEKABLE 1 #define INPUT_CAP_BLOCK 2 #define INPUT_CAP_AUTOPLAY 4 #define INPUT_CAP_CLUT 8 - -/* - * init/get plugin structure - * - * try to initialize the plugin with given interface version - * and configuration options - */ - #endif |