convert_gsm_to_utf8_with_lang

char *convert_gsm_to_utf8_with_lang(
　　const unsigned char * text
　　long len
　　long * items_read
　　long * items_written
　　unsigned char terminator
　　enum gsm_dialect locking_lang
　　enum gsm_dialect single_lang
)

text

len

items_read

items_written

terminator

locking_lang

single_lang