Function LoadFileData

raylib/utils.c:182–228

Load data from file into a buffer

// Load data from file into a buffer
unsigned char *LoadFileData(const char *fileName, unsigned int *bytesRead)
{
    unsigned char *data = NULL;
    *bytesRead = 0;

    if (fileName != NULL)
    {
        if (loadFileData)
        {
            data = loadFileData(fileName, bytesRead);
            return data;
        }
#if defined(SUPPORT_STANDARD_FILEIO)
        FILE *file = fopen(fileName, "rb");

        if (file != NULL)
        {
            // WARNING: On binary streams SEEK_END could not be found,
            // using fseek() and ftell() could not work in some (rare) cases
            fseek(file, 0, SEEK_END);
            int size = ftell(file);
            fseek(file, 0, SEEK_SET);

            if (size > 0)
            {
                data = (unsigned char *)RL_MALLOC(size*sizeof(unsigned char));

                // NOTE: fread() returns number of read elements instead of bytes, so we read [1 byte, size elements]
                unsigned int count = (unsigned int)fread(data, sizeof(unsigned char), size, file);
                *bytesRead = count;

                if (count != size) TRACELOG(LOG_WARNING, "FILEIO: [%s] File partially loaded", fileName);
                else TRACELOG(LOG_INFO, "FILEIO: [%s] File loaded successfully", fileName);
            }
            else TRACELOG(LOG_WARNING, "FILEIO: [%s] Failed to read file", fileName);

            fclose(file);
        }
        else TRACELOG(LOG_WARNING, "FILEIO: [%s] Failed to open file", fileName);
#else
    TRACELOG(LOG_WARNING, "FILEIO: Standard file io not supported, use custom file callback");
#endif
    }
    else TRACELOG(LOG_WARNING, "FILEIO: File name provided is not valid");

    return data;
}

// Unload file data allocated by LoadFileData()
void UnloadFileData(unsigned char *data)