lib: make SMB support opt-in

The SMB protocol has weak security and is rarely used these days.

Note that SMB also requires NTLM enabled.

Closes #20846
This commit is contained in:
Daniel Stenberg 2026-03-21 15:37:58 +01:00
parent 06a83340b1
commit 6393103b99
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12 changed files with 31 additions and 34 deletions

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@ -157,9 +157,9 @@ Disable the SHA-512/256 hash algorithm.
Disable the shuffle DNS feature
## `CURL_DISABLE_SMB`
## `CURL_ENABLE_SMB`
Disable the SMB(S) protocols
Enable the SMB(S) protocols
## `CURL_DISABLE_SMTP`

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@ -27,6 +27,7 @@ TLS-SRP support gets removed in August 2026.
## SMB goes opt-in
The SMB protocol has weak security and is rarely used these days. After curl
8.19.0 SMB support becomes opt-in.
## NTLM goes opt-in

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@ -310,7 +310,7 @@ target_link_libraries(my_target PRIVATE CURL::libcurl)
- `CURL_DISABLE_RTSP`: Disable RTSP. Default: `OFF`
- `CURL_DISABLE_SHA512_256`: Disable SHA-512/256 hash algorithm. Default: `OFF`
- `CURL_DISABLE_SHUFFLE_DNS`: Disable shuffle DNS feature. Default: `OFF`
- `CURL_DISABLE_SMB`: Disable SMB. Default: `OFF`
- `CURL_ENABLE_SMB`: Enable SMB. Default: `OFF`
- `CURL_DISABLE_SMTP`: Disable SMTP. Default: `OFF`
- `CURL_DISABLE_SOCKETPAIR`: Disable use of socketpair for curl_multi_poll(). Default: `OFF`
- `CURL_DISABLE_SRP`: Disable TLS-SRP support. Default: `OFF`