diff options
Diffstat (limited to 'src/core')
| -rw-r--r-- | src/core/ao.h | 6 | ||||
| -rw-r--r-- | src/core/ao_aes.h | 17 | ||||
| -rw-r--r-- | src/core/ao_radio_cmac.c | 84 | ||||
| -rw-r--r-- | src/core/ao_radio_cmac.h | 43 |
4 files changed, 50 insertions, 100 deletions
diff --git a/src/core/ao.h b/src/core/ao.h index 5e1fbb9d..b8bedd85 100644 --- a/src/core/ao.h +++ b/src/core/ao.h @@ -543,9 +543,6 @@ ao_telemetry_tiny_init(void); */ extern __xdata uint8_t ao_radio_dma; -extern __xdata uint8_t ao_radio_dma_done; -extern __xdata uint8_t ao_radio_done; -extern __xdata uint8_t ao_radio_mutex; #ifdef PKT_APPEND_STATUS_1_CRC_OK #define AO_RADIO_STATUS_CRC_OK PKT_APPEND_STATUS_1_CRC_OK @@ -566,6 +563,9 @@ ao_radio_recv(__xdata void *d, uint8_t size) __reentrant; void ao_radio_recv_abort(void); +void +ao_radio_test(uint8_t on); + /* * Compute the packet length as follows: * diff --git a/src/core/ao_aes.h b/src/core/ao_aes.h index ab3e367e..c47bc2db 100644 --- a/src/core/ao_aes.h +++ b/src/core/ao_aes.h @@ -51,21 +51,4 @@ ao_aes_run(__xdata uint8_t *in, void ao_aes_init(void); -/* ao_radio_cmac.c */ - -int8_t -ao_radio_cmac_send(__xdata void *packet, uint8_t len) __reentrant; - -#define AO_RADIO_CMAC_OK 0 -#define AO_RADIO_CMAC_LEN_ERROR -1 -#define AO_RADIO_CMAC_CRC_ERROR -2 -#define AO_RADIO_CMAC_MAC_ERROR -3 -#define AO_RADIO_CMAC_TIMEOUT -4 - -int8_t -ao_radio_cmac_recv(__xdata void *packet, uint8_t len, uint16_t timeout) __reentrant; - -void -ao_radio_cmac_init(void); - #endif /* _AO_AES_H_ */ diff --git a/src/core/ao_radio_cmac.c b/src/core/ao_radio_cmac.c index 3e8dce53..fc0ca8b1 100644 --- a/src/core/ao_radio_cmac.c +++ b/src/core/ao_radio_cmac.c @@ -15,39 +15,15 @@ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -#include "ao.h" - -#define AO_CMAC_KEY_LEN AO_AES_LEN -#define AO_CMAC_MAX_LEN (128 - AO_CMAC_KEY_LEN) +#include <ao.h> +#include <ao_radio_cmac.h> static __xdata uint8_t ao_radio_cmac_mutex; -__pdata int16_t ao_radio_cmac_rssi; +__pdata int8_t ao_radio_cmac_rssi; static __xdata uint8_t cmac_data[AO_CMAC_MAX_LEN + AO_CMAC_KEY_LEN + 2 + AO_CMAC_KEY_LEN]; static __pdata uint8_t ao_radio_cmac_len; static uint8_t -getnibble(void) -{ - int8_t b; - - b = ao_cmd_hexchar(getchar()); - if (b < 0) { - ao_cmd_status = ao_cmd_lex_error; - return 0; - } - return (uint8_t) b; -} - -static uint8_t -getbyte(void) -{ - uint8_t b; - b = getnibble() << 4; - b |= getnibble(); - return b; -} - -static uint8_t round_len(uint8_t len) { uint8_t rem; @@ -120,7 +96,7 @@ radio_cmac_recv(uint8_t len, uint16_t timeout) __reentrant return AO_RADIO_CMAC_TIMEOUT; } - ao_radio_cmac_rssi = (int16_t) (((int8_t) cmac_data[len + AO_CMAC_KEY_LEN]) >> 1) - 74; + ao_radio_cmac_rssi = (int8_t) (((int8_t) cmac_data[len + AO_CMAC_KEY_LEN]) >> 1) - 74; if (!(cmac_data[len + AO_CMAC_KEY_LEN +1] & AO_RADIO_STATUS_CRC_OK)) return AO_RADIO_CMAC_CRC_ERROR; @@ -191,55 +167,3 @@ ao_radio_cmac_recv(__xdata void *packet, uint8_t len, uint16_t timeout) __reentr return i; } -static void -radio_cmac_send_cmd(void) __reentrant -{ - uint8_t i; - uint8_t len; - - ao_cmd_decimal(); - if (ao_cmd_status != ao_cmd_success) - return; - len = ao_cmd_lex_i; - if (len > AO_CMAC_MAX_LEN) { - ao_cmd_status = ao_cmd_syntax_error; - return; - } - flush(); - ao_mutex_get(&ao_radio_cmac_mutex); - len = ao_cmd_lex_i; - for (i = 0; i < len; i++) { - cmac_data[i] = getbyte(); - if (ao_cmd_status != ao_cmd_success) - return; - } - radio_cmac_send(len); - ao_mutex_put(&ao_radio_cmac_mutex); -} - -static void -radio_cmac_recv_cmd(void) __reentrant -{ - uint8_t len, i; - uint16_t timeout; - - ao_cmd_decimal(); - if (ao_cmd_status != ao_cmd_success) - return; - len = ao_cmd_lex_i; - ao_cmd_decimal(); - if (ao_cmd_status != ao_cmd_success) - return; - timeout = AO_MS_TO_TICKS(ao_cmd_lex_i); - ao_mutex_get(&ao_radio_cmac_mutex); - i = radio_cmac_recv(len, timeout); - if (i == AO_RADIO_CMAC_OK) { - printf ("PACKET "); - for (i = 0; i < len; i++) - printf("%02x", cmac_data[i]); - printf (" %d\n", ao_radio_cmac_rssi); - } else - printf ("ERROR %d %d\n", i, ao_radio_cmac_rssi); - ao_mutex_put(&ao_radio_cmac_mutex); -} - diff --git a/src/core/ao_radio_cmac.h b/src/core/ao_radio_cmac.h new file mode 100644 index 00000000..e86f31e9 --- /dev/null +++ b/src/core/ao_radio_cmac.h @@ -0,0 +1,43 @@ +/* + * Copyright © 2012 Keith Packard <keithp@keithp.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ + +#ifndef _AO_RADIO_CMAC_H_ +#define _AO_RADIO_CMAC_H_ + +#include <ao_aes.h> + +#define AO_CMAC_KEY_LEN AO_AES_LEN +#define AO_CMAC_MAX_LEN (128 - AO_CMAC_KEY_LEN) + +extern __pdata int8_t ao_radio_cmac_rssi; + +int8_t +ao_radio_cmac_send(__xdata void *packet, uint8_t len) __reentrant; + +#define AO_RADIO_CMAC_OK 0 +#define AO_RADIO_CMAC_LEN_ERROR -1 +#define AO_RADIO_CMAC_CRC_ERROR -2 +#define AO_RADIO_CMAC_MAC_ERROR -3 +#define AO_RADIO_CMAC_TIMEOUT -4 + +int8_t +ao_radio_cmac_recv(__xdata void *packet, uint8_t len, uint16_t timeout) __reentrant; + +void +ao_radio_cmac_init(void); + +#endif /* _AO_RADIO_CMAC_H_ */ |