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documentation: curl_formadd field and file names are now escaped

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Prior to 7.56.0, fieldnames and filenames were set in Content-Disposition
header without special processing: this may lead to invalid RFC 822
quoted-strings.
7.56.0 introduces escaping of backslashes and double quotes in these names:
mention it in the documentation.

Reported-by: daboul on github
Closes #3361
This commit is contained in:
Patrick Monnerat 2018-12-11 15:21:10 +01:00
parent 70d8ac624f
commit 37093a21a6
1 changed files with 2 additions and 1 deletions
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docs/libcurl/curl_formadd.3
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@ -175,7 +175,8 @@ Deprecated in 7.56.0. Before this release, field names were allowed to
contain zero-valued bytes. The pseudo-filename "-" to read stdin is
discouraged although still supported, but data is not read before being
actually sent: the effective data size can then not be automatically
determined, resulting in a chunked encoding transfer.
determined, resulting in a chunked encoding transfer. Backslashes and
double quotes in field and file names are now escaped before transmission.
.SH RETURN VALUE
0 means everything was ok, non-zero means an error occurred corresponding
to a CURL_FORMADD_* constant defined in