Phase 3: SHA512 integrity check and closing the final FIPS requirements gaps

[kaleb-himes]

Description

Please describe the scope of the fix or feature addition.

Fixes zd#

Testing

How did you test?

Checklist

• added tests
• updated/added doxygen
• updated appropriate READMEs
• Updated manual and documentation

[github-actions]

MemBrowse Memory Report

gcc-arm-cortex-m3

• FLASH: .text +32 B (+0.0%, 120,937 B / 262,144 B, total: 46% used)

gcc-arm-cortex-m4

• FLASH: .rodata.CSWTCH.1 +20 B, .rodata.str1.1 +214 B, .text +64 B (+0.2%, 198,488 B / 262,144 B, total: 76% used)

gcc-arm-cortex-m4-baremetal

• FLASH: .text +64 B (+0.1%, 65,867 B / 262,144 B, total: 25% used)

gcc-arm-cortex-m4-crypto-only

• FLASH: .rodata.CSWTCH.1 +20 B, .rodata.str1.1 +214 B (+0.1%, 173,528 B / 262,144 B, total: 66% used)

gcc-arm-cortex-m4-dtls13

• FLASH: .text +64 B (+0.0%, 179,352 B / 1,048,576 B, total: 17% used)

gcc-arm-cortex-m4-openssl-compat

• FLASH: .rodata +232 B, .text +64 B (+0.0%, 765,972 B / 1,048,576 B, total: 73% used)

gcc-arm-cortex-m4-pkcs7

• FLASH: .rodata.CSWTCH.1 +20 B, .rodata.str1.1 +214 B, .text +64 B (+0.1%, 210,971 B / 262,144 B, total: 80% used)

gcc-arm-cortex-m4-pq

• FLASH: .rodata +228 B, .text +192 B (+0.2%, 277,308 B / 1,048,576 B, total: 26% used)

gcc-arm-cortex-m4-rsa-only

• FLASH: .rodata +224 B, .text +64 B (+0.1%, 322,392 B / 1,048,576 B, total: 31% used)

gcc-arm-cortex-m4-tls13

• FLASH: .rodata.CSWTCH.1 +20 B, .rodata.str1.1 +214 B, .text +64 B (+0.1%, 234,442 B / 262,144 B, total: 89% used)

gcc-arm-cortex-m7

• FLASH: .rodata.CSWTCH.1 +20 B, .rodata.str1.1 +214 B, .text +64 B (+0.2%, 198,488 B / 262,144 B, total: 76% used)

gcc-arm-cortex-m7-pq

• FLASH: .rodata +228 B, .text +192 B (+0.2%, 277,884 B / 1,048,576 B, total: 27% used)

gcc-arm-cortex-m7-tls13

• FLASH: .rodata.CSWTCH.1 +20 B, .rodata.str1.1 +214 B (+0.1%, 234,442 B / 262,144 B, total: 89% used)

linuxkm-pie

• Data: __patchable_function_entries +8 B (+0.0%, 24,184 B)

linuxkm-standard

• Data: __patchable_function_entries +16 B (+0.0%, 45,888 B)

stm32-sim-stm32h753

• FLASH: .text +240 B (+0.1%, 181,732 B / 2,097,152 B, total: 9% used)
  No memory changes detected for:
• gcc-arm-cortex-m0plus
• gcc-arm-cortex-m4-min-ecc
• gcc-arm-cortex-m4-sp-math
• gcc-arm-cortex-m4-tls12

[Frauschi]

Only found one small possible memory usage optimization. Otherwise LGTM

[kaleb-himes]

retest this please