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#include "inputPlugin.h"
#include "list.h"
#include <stdlib.h>
#include <string.h>
static List * inputPlugin_list = NULL;
InputPlugin * newInputPlugin(char * name, InputPlugin_streamDecodeFunc
streamDecodeFunc, InputPlugin_fileDecodeFunc fileDecodeFunc,
InputPlugin_tagDupFunc tagDupFunc, unsigned char streamTypes)
{
InputPlugin * ret = malloc(sizeof(InputPlugin));
memset(ret->name,0,INPUT_PLUGIN_NAME_LENGTH);
strncpy(ret->name, name, INPUT_PLUGIN_NAME_LENGTH-1);
ret->suffixes = NULL;
ret->mimeTypes = NULL;
ret->streamTypes = streamTypes;
ret->streamDecodeFunc = streamDecodeFunc;
ret->fileDecodeFunc = fileDecodeFunc;
ret->tagDupFunc = tagDupFunc;
return ret;
}
static void freeStringArray(char ** ptr) {
if(ptr) {
char ** tmp = ptr;
while(*tmp) {
if(*tmp) free(*tmp);
tmp++;
}
free (ptr);
}
}
void freeInputPlugin(InputPlugin * inPlugin) {
freeStringArray(inPlugin->suffixes);
freeStringArray(inPlugin->mimeTypes);
free(inPlugin);
}
static char ** AddStringToArray(char ** array, char * string) {
int arraySize = 1;
if(array) {
char ** tmp = array;
while(*tmp) {
arraySize++;
tmp++;
}
}
array = realloc(array, (arraySize+1)*sizeof(char *));
array[arraySize-1] = strdup(string);
array[arraySize] = NULL;
return array;
}
void addSuffixToInputPlugin(InputPlugin * inPlugin, char * suffix) {
inPlugin->suffixes = AddStringToArray(inPlugin->suffixes, suffix);
}
void addMimeTypeToInputPlugin(InputPlugin * inPlugin, char * mimeType) {
inPlugin->mimeTypes = AddStringToArray(inPlugin->mimeTypes, mimeType);
}
void loadInputPlugin(InputPlugin * inputPlugin) {
insertInList(inputPlugin_list, inputPlugin->name, (void *)inputPlugin);
}
void unloadInputPlugin(InputPlugin * inputPlugin) {
deleteFromList(inputPlugin_list, inputPlugin->name);
}
static int stringFoundInStringArray(char ** array, char * suffix) {
while(array && *array) {
if(strcmp(*array, suffix) == 0) return 1;
array++;
}
return 0;
}
InputPlugin * getInputPluginFromSuffix(char * suffix) {
ListNode * node = inputPlugin_list->firstNode;
InputPlugin * plugin = NULL;
while(node != NULL) {
plugin = node->data;
if(stringFoundInStringArray(plugin->suffixes, suffix)) {
return plugin;
}
}
return NULL;
}
InputPlugin * getInputPluginFromMimeType(char * mimeType) {
ListNode * node = inputPlugin_list->firstNode;
InputPlugin * plugin = NULL;
while(node != NULL) {
plugin = node->data;
if(stringFoundInStringArray(plugin->mimeTypes, mimeType)) {
return plugin;
}
}
return NULL;
}
InputPlugin * getInputPluginFromName(char * name) {
void * plugin = NULL;
findInList(inputPlugin_list, name, &plugin);
return (InputPlugin *)plugin;
}
void initInputPlugins() {
inputPlugin_list = makeList((ListFreeDataFunc *)freeInputPlugin);
/* load plugins here */
}
void finishInputPlugins() {
freeList(inputPlugin_list);
}
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