嵌入式开发基础

tong-shijia20221409 / 2024-10-13 / 原文

实验一嵌入式开发基础

1-3 学时实践要求（30 分）

参考云班课相关教学视频，在 Ubuntu或openEuler中（推荐 openEuler）中实践课程思维导图中OpenSSL相关内容，使用Markdown记录详细记录实践过程，每完成一项git commit 一次。（5分）

openssl cmd

tongshijia@Sodom:~/test1$ openssl version
OpenSSL 3.0.2 15 Mar 2022 (Library: OpenSSL 3.0.2 15 Mar 2022)

openssl list -help

tongshijia@Sodom:~/test1$ openssl list -help
Usage: list [options]

General options:
 -help                     Display this summary

Output options:
 -1                        List in one column
 -verbose                  Verbose listing
 -select val               Select a single algorithm
 -commands                 List of standard commands
 -standard-commands        List of standard commands
 -digest-commands          List of message digest commands (deprecated)
 -digest-algorithms        List of message digest algorithms
 -kdf-algorithms           List of key derivation and pseudo random function algorithms
 -random-instances         List the primary, public and private random number generator details
 -random-generators        List of random number generators
 -mac-algorithms           List of message authentication code algorithms
 -cipher-commands          List of cipher commands (deprecated)
 -cipher-algorithms        List of cipher algorithms
 -encoders                 List of encoding methods
 -decoders                 List of decoding methods
 -key-managers             List of key managers
 -key-exchange-algorithms  List of key exchange algorithms
 -kem-algorithms           List of key encapsulation mechanism algorithms
 -signature-algorithms     List of signature algorithms
 -asymcipher-algorithms    List of asymmetric cipher algorithms
 -public-key-algorithms    List of public key algorithms
 -public-key-methods       List of public key methods
 -store-loaders            List of store loaders
 -providers                List of provider information
 -engines                  List of loaded engines
 -disabled                 List of disabled features
 -options val              List options for specified command
 -objects                  List built in objects (OID<->name mappings)

Provider options:
 -provider-path val        Provider load path (must be before 'provider' argument if required)
 -provider val             Provider to load (can be specified multiple times)
 -propquery val            Property query used when fetching algorithms

openssl <==>openssl help

tongshijia@Sodom:~/test1$ openssl -help
help:

Standard commands
asn1parse         ca                ciphers           cmp
cms               crl               crl2pkcs7         dgst
dhparam           dsa               dsaparam          ec
ecparam           enc               engine            errstr
fipsinstall       gendsa            genpkey           genrsa
help              info              kdf               list
mac               nseq              ocsp              passwd
pkcs12            pkcs7             pkcs8             pkey
pkeyparam         pkeyutl           prime             rand
rehash            req               rsa               rsautl
s_client          s_server          s_time            sess_id
smime             speed             spkac             srp
storeutl          ts                verify            version
x509

Message Digest commands (see the `dgst' command for more details)
blake2b512        blake2s256        md4               md5
rmd160            sha1              sha224            sha256
sha3-224          sha3-256          sha3-384          sha3-512
sha384            sha512            sha512-224        sha512-256
shake128          shake256          sm3

Cipher commands (see the `enc' command for more details)
aes-128-cbc       aes-128-ecb       aes-192-cbc       aes-192-ecb
aes-256-cbc       aes-256-ecb       aria-128-cbc      aria-128-cfb
aria-128-cfb1     aria-128-cfb8     aria-128-ctr      aria-128-ecb
aria-128-ofb      aria-192-cbc      aria-192-cfb      aria-192-cfb1
aria-192-cfb8     aria-192-ctr      aria-192-ecb      aria-192-ofb
aria-256-cbc      aria-256-cfb      aria-256-cfb1     aria-256-cfb8
aria-256-ctr      aria-256-ecb      aria-256-ofb      base64
bf                bf-cbc            bf-cfb            bf-ecb
bf-ofb            camellia-128-cbc  camellia-128-ecb  camellia-192-cbc
camellia-192-ecb  camellia-256-cbc  camellia-256-ecb  cast
cast-cbc          cast5-cbc         cast5-cfb         cast5-ecb
cast5-ofb         des               des-cbc           des-cfb
des-ecb           des-ede           des-ede-cbc       des-ede-cfb
des-ede-ofb       des-ede3          des-ede3-cbc      des-ede3-cfb
des-ede3-ofb      des-ofb           des3              desx
rc2               rc2-40-cbc        rc2-64-cbc        rc2-cbc
rc2-cfb           rc2-ecb           rc2-ofb           rc4
rc4-40            seed              seed-cbc          seed-cfb
seed-ecb          seed-ofb          sm4-cbc           sm4-cfb
sm4-ctr           sm4-ecb           sm4-ofb
####数据输入输出 文本

tongshijia@Sodom:~/test1$ echo 123 | openssl sm3
SM3(stdin)= e95001aed4b6f7de59169913997dace404f05091ed49c37133a9950a69405a9c
tongshijia@Sodom:~/test1$ echo "123" | openssl sm3
SM3(stdin)= e95001aed4b6f7de59169913997dace404f05091ed49c37133a9950a69405a9c
tongshijia@Sodom:~/test1$ echo 123 | od -tx1 -tc
0000000 31 32 33 0a
1 2 3 \n
0000004
tongshijia@Sodom:~/test1$ echo -n 123 | od -tx1 -tc
0000000 31 32 33
1 2 3
0000003
tongshijia@Sodom:~/test1$ echo 123 | openssl sm3
SM3(stdin)= e95001aed4b6f7de59169913997dace404f05091ed49c37133a9950a69405a9c
tongshijia@Sodom:~/test1$ echo -n 123 | openssl sm3
SM3(stdin)= 6e0f9e14344c5406a0cf5a3b4dfb665f87f4a771a31f7edbb5c72874a32b2957
tongshijia@Sodom:~/test1$ echo 123 > 123.txt
tongshijia@Sodom:~/test1$ openssl sm3 -file 123.txt
SM3(123.txt)= e95001aed4b6f7de59169913997dace404f05091ed49c37133a9950a69405a9c
tongshijia@Sodom:~/test1$ echo 123 | openssl sm3
SM3(stdin)= e95001aed4b6f7de59169913997dace404f05091ed49c37133a9950a69405a9c

####数据输入输出 二进制

tongshijia@Sodom:~/test1$ echo "obase=16;123" | bc
7B
tongshijia@Sodom:~/test1$ echo -n -e "\x7B" > 123.bin
tongshijia@Sodom:~/test1$ od -tx1 123.bin
0000000 7b
0000001
tongshijia@Sodom:~/test1$ openssl sm3 -file 123.bin
SM3(123.bin)= 2ed59fea0dbe4e4f02de67ee657eb6be8e22a7db425103402d8a36d7b6f6d344
tongshijia@Sodom:~/test1$ echo -ne "\x7B" | openssl sm3
SM3(stdin)= 2ed59fea0dbe4e4f02de67ee657eb6be8e22a7db425103402d8a36d7b6f6d344

####常用命令 prime

tongshijia@Sodom:~/test1$ openssl prime -help
Usage: prime [options] [number...]

General options:
-help Display this summary
-bits +int Size of number in bits
-checks +int Number of checks

Output options:
-hex Hex output
-generate Generate a prime
-safe When used with -generate, generate a safe prime

Provider options:
-provider-path val Provider load path (must be before 'provider' argument if required)
-provider val Provider to load (can be specified multiple times)
-propquery val Property query used when fetching algorithms

Parameters:
number Number(s) to check for primality if not generating

####素性检查

tongshijia@Sodom:~/test1$ openssl prime 3
3 (3) is prime
tongshijia@Sodom:~/test1$ openssl prime 33
21 (33) is not prime
tongshijia@Sodom:~/test1$ openssl prime -checks 10 33
21 (33) is not prime
tongshijia@Sodom:~/test1$ openssl prime -hex 4F
4F (4F) is prime

####素数产生

tongshijia@Sodom:~/test1$ openssl prime -generate -bits 10
773
tongshijia@Sodom:~/test1$ openssl prime 773
305 (773) is prime
tongshijia@Sodom:~/test1$ openssl prime -generate -bits 10
787
tongshijia@Sodom:~/test1$ openssl prime 787
313 (787) is prime
tongshijia@Sodom:~/test1$ openssl prime -generate -bits 10 -hex
03F5
tongshijia@Sodom:~/test1$ openssl prime -hex 03F5
3F5 (03F5) is prime