fix: add NULL-checks and input validation in CLI argument parsing (#152)

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- Add NULL-checks for all str_dup() calls in argument parsing
- Replace atoi with strtol + endptr validation for port numbers
- Add errno/endptr validation for strtoull calls (--max-size, --min-size)
- Check str_dup result for exclude/include patterns, server-host, backup-dir
- Validate positional directory arguments for allocation failure

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TapTap

2026-07-29 18:29:21 +02:00

parent 269ce0749b

commit f868f3f3a7

3 changed files with 99 additions and 9 deletions

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