Function l_binaryWrite

deps/leptonica/src/utils2.c:1366–1399

! * \brief l_binaryWrite() * * \param[in] filename output * \param[in] operation "w" for write; "a" for append * \param[in] data binary data to be written * \param[in] nbytes size of data array * \return 0 if OK; 1 on error */

 * \return  0 if OK; 1 on error
 */
l_int32
l_binaryWrite(const char  *filename,
              const char  *operation,
              void        *data,
              size_t       nbytes)
{
char   actualOperation[20];
FILE  *fp;

    PROCNAME("l_binaryWrite");

    if (!filename)
        return ERROR_INT("filename not defined", procName, 1);
    if (!operation)
        return ERROR_INT("operation not defined", procName, 1);
    if (!data)
        return ERROR_INT("data not defined", procName, 1);
    if (nbytes <= 0)
        return ERROR_INT("nbytes must be > 0", procName, 1);

    if (strcmp(operation, "w") && strcmp(operation, "a"))
        return ERROR_INT("operation not one of {'w','a'}", procName, 1);

        /* The 'b' flag to fopen() is ignored for all POSIX
         * conforming systems.  However, Windows needs the 'b' flag. */
    stringCopy(actualOperation, operation, 2);
    strncat(actualOperation, "b", 2);

    if ((fp = fopenWriteStream(filename, actualOperation)) == NULL)
        return ERROR_INT("stream not opened", procName, 1);
    fwrite(data, 1, nbytes, fp);
    fclose(fp);
    return 0;
}


/*!