internal.c: extract functions to make code cleaner

[SparkiDev]

Description

Extracted to functions pieces of code from very long functions.

Testing

enable-all

[github-actions]

MemBrowse Memory Report

gcc-arm-cortex-m3

• FLASH: .text +32 B (+0.0%, 122,213 B / 262,144 B, total: 47% used)

gcc-arm-cortex-m4-openssl-compat

• FLASH: .rodata +192 B, .text +64 B (+0.0%, 769,748 B / 1,048,576 B, total: 73% used)

gcc-arm-cortex-m4-pq

• FLASH: .text +64 B (+0.0%, 279,048 B / 1,048,576 B, total: 27% used)

gcc-arm-cortex-m4-rsa-only

• FLASH: .text +64 B (+0.0%, 324,648 B / 1,048,576 B, total: 31% used)

gcc-arm-cortex-m7

• FLASH: .text +64 B (+0.0%, 199,902 B / 262,144 B, total: 76% used)

gcc-arm-cortex-m7-pq

• FLASH: .text +64 B (+0.0%, 279,624 B / 1,048,576 B, total: 27% used)

gcc-arm-cortex-m7-tls13

• FLASH: .text +64 B (+0.0%, 235,792 B / 262,144 B, total: 90% used)

linuxkm-standard

• Data: __patchable_function_entries -8 B (-0.0%, 47,944 B)
  No memory changes detected for:
• gcc-arm-cortex-m0plus
• gcc-arm-cortex-m4
• gcc-arm-cortex-m4-baremetal
• gcc-arm-cortex-m4-crypto-only
• gcc-arm-cortex-m4-dtls13
• gcc-arm-cortex-m4-min-ecc
• gcc-arm-cortex-m4-pkcs7
• gcc-arm-cortex-m4-sp-math
• gcc-arm-cortex-m4-tls12
• gcc-arm-cortex-m4-tls13
• linuxkm-pie
• stm32-sim-stm32h753

[wolfSSL-Fenrir-bot]

Fenrir Automated Review — PR #10841

Scan targets checked: wolfssl-bugs, wolfssl-src

Findings: 1
1 finding(s) posted as inline comments (see file-level comments below)

This review was generated automatically by Fenrir. Findings are non-blocking.