commit
6ca95ebc0c
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@ -42,7 +42,7 @@
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* Konrad Krentz <konrad.krentz@gmail.com>
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*/
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#include "net/llsec/ccm.h"
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#include "net/llsec/ccm-star.h"
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#include "net/llsec/llsec802154.h"
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#include "net/packetbuf.h"
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#include "lib/aes-128.h"
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@ -80,7 +80,7 @@ ctr_step(const uint8_t *extended_source_address,
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uint8_t a[AES_128_BLOCK_SIZE];
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uint8_t i;
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set_nonce(a, CCM_ENCRYPTION_FLAGS, extended_source_address, counter);
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set_nonce(a, CCM_STAR_ENCRYPTION_FLAGS, extended_source_address, counter);
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AES_128.encrypt(a);
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for(i = 0; (pos + i < m_len) && (i < AES_128_BLOCK_SIZE); i++) {
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@ -112,13 +112,13 @@ mic(const uint8_t *extended_source_address,
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m_len = 0;
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}
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set_nonce(x,
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CCM_AUTH_FLAGS(a_len, mic_len),
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CCM_STAR_AUTH_FLAGS(a_len, mic_len),
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extended_source_address,
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m_len);
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#else /* LLSEC802154_USES_ENCRYPTION */
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a_len = packetbuf_totlen();
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set_nonce(x,
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CCM_AUTH_FLAGS(a_len, mic_len),
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CCM_STAR_AUTH_FLAGS(a_len, mic_len),
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extended_source_address,
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0);
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#endif /* LLSEC802154_USES_ENCRYPTION */
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@ -181,7 +181,7 @@ ctr(const uint8_t *extended_source_address)
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}
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}
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/*---------------------------------------------------------------------------*/
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const struct ccm_driver ccm_driver = {
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const struct ccm_star_driver ccm_star_driver = {
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mic,
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ctr
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};
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@ -42,26 +42,26 @@
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* Konrad Krentz <konrad.krentz@gmail.com>
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*/
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#ifndef CCM_H_
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#define CCM_H_
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#ifndef CCM_STAR_H_
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#define CCM_STAR_H_
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#include "contiki.h"
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#include "net/mac/frame802154.h"
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/* see RFC 3610 */
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#define CCM_AUTH_FLAGS(Adata, M) ((Adata ? (1 << 6) : 0) | (((M - 2) >> 1) << 3) | 1)
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#define CCM_ENCRYPTION_FLAGS 1
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#define CCM_STAR_AUTH_FLAGS(Adata, M) ((Adata ? (1 << 6) : 0) | (((M - 2) >> 1) << 3) | 1)
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#define CCM_STAR_ENCRYPTION_FLAGS 1
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#ifdef CCM_CONF
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#define CCM CCM_CONF
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#else /* CCM_CONF */
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#define CCM ccm_driver
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#endif /* CCM_CONF */
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#ifdef CCM_STAR_CONF
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#define CCM_STAR CCM_STAR_CONF
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#else /* CCM_STAR_CONF */
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#define CCM_STAR ccm_star_driver
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#endif /* CCM_STAR_CONF */
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/**
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* Structure of CCM drivers.
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* Structure of CCM* drivers.
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*/
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struct ccm_driver {
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struct ccm_star_driver {
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/**
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* \brief Generates a MIC over the frame in the packetbuf.
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@ -78,8 +78,8 @@ struct ccm_driver {
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void (* ctr)(const uint8_t *extended_source_address);
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};
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extern const struct ccm_driver CCM;
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extern const struct ccm_star_driver CCM_STAR;
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#endif /* CCM_H_ */
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#endif /* CCM_STAR_H_ */
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/** @} */
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@ -45,7 +45,7 @@
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#include "net/llsec/noncoresec/noncoresec.h"
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#include "net/llsec/anti-replay.h"
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#include "net/llsec/llsec802154.h"
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#include "net/llsec/ccm.h"
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#include "net/llsec/ccm-star.h"
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#include "net/mac/frame802154.h"
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#include "net/netstack.h"
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#include "net/packetbuf.h"
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@ -116,9 +116,9 @@ on_frame_created(void)
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dataptr = packetbuf_dataptr();
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data_len = packetbuf_datalen();
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CCM.mic(get_extended_address(&linkaddr_node_addr), dataptr + data_len, LLSEC802154_MIC_LENGTH);
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CCM_STAR.mic(get_extended_address(&linkaddr_node_addr), dataptr + data_len, LLSEC802154_MIC_LENGTH);
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#if WITH_ENCRYPTION
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CCM.ctr(get_extended_address(&linkaddr_node_addr));
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CCM_STAR.ctr(get_extended_address(&linkaddr_node_addr));
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#endif /* WITH_ENCRYPTION */
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packetbuf_set_datalen(data_len + LLSEC802154_MIC_LENGTH);
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packetbuf_set_datalen(packetbuf_datalen() - LLSEC802154_MIC_LENGTH);
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#if WITH_ENCRYPTION
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CCM.ctr(get_extended_address(sender));
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CCM_STAR.ctr(get_extended_address(sender));
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#endif /* WITH_ENCRYPTION */
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CCM.mic(get_extended_address(sender), generated_mic, LLSEC802154_MIC_LENGTH);
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CCM_STAR.mic(get_extended_address(sender), generated_mic, LLSEC802154_MIC_LENGTH);
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received_mic = ((uint8_t *) packetbuf_dataptr()) + packetbuf_datalen();
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if(memcmp(generated_mic, received_mic, LLSEC802154_MIC_LENGTH) != 0) {
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#include "net/packetbuf.h"
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#include "net/netstack.h"
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#include "net/llsec/llsec802154.h"
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#include "net/llsec/ccm.h"
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#include "net/llsec/ccm-star.h"
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#include "net/mac/frame802154.h"
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#include "lib/aes-128.h"
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#include <stdio.h>
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packetbuf_hdrreduce(29);
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AES_128.set_key(key);
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CCM.mic(extended_source_address, mic, LLSEC802154_MIC_LENGTH);
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CCM_STAR.mic(extended_source_address, mic, LLSEC802154_MIC_LENGTH);
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if(memcmp(mic, oracle, LLSEC802154_MIC_LENGTH) == 0) {
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printf("Success\n");
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printf("Testing encryption ... ");
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CCM.ctr(extended_source_address);
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CCM_STAR.ctr(extended_source_address);
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if(((uint8_t *) packetbuf_hdrptr())[29] == 0xD8) {
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printf("Success\n");
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} else {
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}
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printf("Testing decryption ... ");
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CCM.ctr(extended_source_address);
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CCM_STAR.ctr(extended_source_address);
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if(((uint8_t *) packetbuf_hdrptr())[29] == 0xCE) {
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printf("Success\n");
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} else {
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}
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}
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/*---------------------------------------------------------------------------*/
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PROCESS(ccm_encryption_tests_process, "CCM* encryption tests process");
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AUTOSTART_PROCESSES(&ccm_encryption_tests_process);
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PROCESS(ccm_star_tests_process, "CCM* tests process");
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AUTOSTART_PROCESSES(&ccm_star_tests_process);
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(ccm_encryption_tests_process, ev, data)
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PROCESS_THREAD(ccm_star_tests_process, ev, data)
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{
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PROCESS_BEGIN();
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#include "net/packetbuf.h"
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#include "net/netstack.h"
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#include "net/llsec/llsec802154.h"
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#include "net/llsec/ccm.h"
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#include "net/llsec/ccm-star.h"
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#include "net/mac/frame802154.h"
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#include "lib/aes-128.h"
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#include <stdio.h>
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packetbuf_hdrreduce(18);
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AES_128.set_key(key);
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CCM.mic(extended_source_address, mic, LLSEC802154_MIC_LENGTH);
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CCM_STAR.mic(extended_source_address, mic, LLSEC802154_MIC_LENGTH);
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if(memcmp(mic, oracle, LLSEC802154_MIC_LENGTH) == 0) {
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printf("Success\n");
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}
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}
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/*---------------------------------------------------------------------------*/
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PROCESS(ccm_verification_tests_process, "CCM* verification tests process");
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AUTOSTART_PROCESSES(&ccm_verification_tests_process);
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PROCESS(ccm_star_tests_process, "CCM* tests process");
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AUTOSTART_PROCESSES(&ccm_star_tests_process);
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(ccm_verification_tests_process, ev, data)
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PROCESS_THREAD(ccm_star_tests_process, ev, data)
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{
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PROCESS_BEGIN();
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@ -24,7 +24,7 @@
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org.contikios.cooja.contikimote.ContikiMoteType
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<identifier>mtype139</identifier>
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<description>Verification</description>
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<source>[CONTIKI_DIR]/examples/llsec/ccm-tests/verification/tests.c</source>
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<source>[CONTIKI_DIR]/examples/llsec/ccm-star-tests/verification/tests.c</source>
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<commands>make tests.cooja TARGET=cooja</commands>
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<moteinterface>org.contikios.cooja.interfaces.Position</moteinterface>
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<moteinterface>org.contikios.cooja.interfaces.Battery</moteinterface>
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org.contikios.cooja.contikimote.ContikiMoteType
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<identifier>mtype792</identifier>
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<description>Encryption</description>
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<source>[CONTIKI_DIR]/examples/llsec/ccm-tests/encryption/tests.c</source>
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<source>[CONTIKI_DIR]/examples/llsec/ccm-star-tests/encryption/tests.c</source>
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<commands>make tests.cooja TARGET=cooja</commands>
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<moteinterface>org.contikios.cooja.interfaces.Position</moteinterface>
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<moteinterface>org.contikios.cooja.interfaces.Battery</moteinterface>
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@ -153,7 +153,7 @@
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<plugin>
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org.contikios.cooja.plugins.Notes
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<plugin_config>
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<notes>A simple test script that runs the tests in examples/llsec/ccm-tests/</notes>
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<notes>A simple test script that runs the tests in examples/llsec/ccm-star-tests/</notes>
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<decorations>true</decorations>
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</plugin_config>
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<width>1240</width>
|
Loading…
Reference in a new issue