170 static size_t test_modem_ppp_unwrap(uint8_t *unwrapped, const uint8_t *wrapped, size_t wrapped_size)  in test_modem_ppp_unwrap()  argument
177 		if (wrapped[wrapped_pos] == 0x7D) {  in test_modem_ppp_unwrap()
178 			unwrapped[unwrapped_pos] = wrapped[wrapped_pos + 1] ^ 0x20;  in test_modem_ppp_unwrap()
185 		unwrapped[unwrapped_pos] = wrapped[wrapped_pos];  in test_modem_ppp_unwrap()
232 static size_t test_modem_ppp_wrap_ppp_frame(uint8_t *wrapped, const uint8_t *frame, size_t size)  in test_modem_ppp_wrap_ppp_frame()  argument
236 	wrapped[0] = 0x7E;  in test_modem_ppp_wrap_ppp_frame()
237 	wrapped[1] = 0xFF;  in test_modem_ppp_wrap_ppp_frame()
238 	wrapped[2] = 0x7D;  in test_modem_ppp_wrap_ppp_frame()
239 	wrapped[3] = 0x23;  in test_modem_ppp_wrap_ppp_frame()
243 			wrapped[wrapped_pos] = 0x7D;  in test_modem_ppp_wrap_ppp_frame()
244 			wrapped[wrapped_pos + 1] = frame[i] ^ 0x20;  in test_modem_ppp_wrap_ppp_frame()
249 		wrapped[wrapped_pos] = frame[i];  in test_modem_ppp_wrap_ppp_frame()
253 	wrapped[wrapped_pos] = 0x7E;  in test_modem_ppp_wrap_ppp_frame()