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detect/file-data: Improved support for shared buffers #5549

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This commit improves support for shared buffer usage, i.e., when
multiple rules share the file data (http) buffer and apply different
combinations of transforms and fast_patterns (or none).

Link to redmine ticket: 3616

Describe changes:

  • Improve share buffer usage with file_data/http buffers.

Based on draft PR #5075

PRScript output (if applicable):

suricata-verify-pr: 348
#suricata-verify-repo:
#suricata-verify-branch:
#suricata-update-pr:
#suricata-update-repo:
#suricata-update-branch:
#libhtp-pr:
#libhtp-repo:
#libhtp-branch:

This commit improves support for shared buffer usage, i.e., when
multiple rules share the file data (http) buffer and apply different
combinations of transforms and fast_patterns (or none).
@jlucovsky jlucovsky requested a review from a team as a code owner November 8, 2020 15:17
@jlucovsky jlucovsky changed the title detect/file-data: Improved support for share buffers detect/file-data: Improved support for shared buffers Nov 8, 2020
@jlucovsky
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Continued in #5550

@jlucovsky jlucovsky closed this Nov 8, 2020
@jlucovsky jlucovsky deleted the 3616/4 branch November 14, 2020 14:50
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