#include <map>
#include <string>
#include "LoadFile.h"

typedef struct {
    const char * filename;
    unsigned char * data;
    int length;
} fileref_t;

/* The data section is generated by a perl script. The contents of the
 * included file are part of this logical program unit, which is why it
 * is directly included instead of compiling it separately.
 */
#include "LoadFile-gen.inc"

const static int numFiles = sizeof(LoadFileData)/sizeof(fileref_t);

static std::map< std::string, fileref_t * > * LoadFileMap = NULL;

void * LoadFile(const char * filename, unsigned int * length)
{
    if (LoadFileMap == NULL)
    {
        LoadFileMap = new std::map< std::string, fileref_t * >();
        for (int i = 0; i < numFiles; i++)
        {
            (*LoadFileMap)[std::string(LoadFileData[i].filename)] = &LoadFileData[i];
        }
    }

    std::map< std::string, fileref_t * >::iterator it =
        LoadFileMap->find(std::string(filename));

    if (it == LoadFileMap->end())
        return NULL;

    *length = it->second->length;
    return it->second->data;
}