prosody
edd7b0610c2c
util/sasl/scram.lua

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util/sasl/scram.lua @ 4204:edd7b0610c2c

util.sasl.scram: Fix bug in validate_username function. (Thanks Florob)
author Tobias Markmann <tm@ayena.de>
date Thu, 24 Feb 2011 18:56:19 +0100
parent 4113:65482a852c4d
child 4368:916834f22d1b
comparison
equal deleted inserted replaced
4203:e3d937eec3fa 4204:edd7b0610c2c
77 end 77 end
78 78
79 local function validate_username(username) 79 local function validate_username(username)
80 -- check for forbidden char sequences 80 -- check for forbidden char sequences
81 for eq in username:gmatch("=(.?.?)") do 81 for eq in username:gmatch("=(.?.?)") do
82 if eq ~= "2D" and eq ~= "3D" then 82 if eq ~= "2C" and eq ~= "3D" then
83 return false 83 return false
84 end 84 end
85 end 85 end
86 86
87 -- replace =2D with , and =3D with = 87 -- replace =2C with , and =3D with =
88 username = username:gsub("=2D", ","); 88 username = username:gsub("=2C", ",");
89 username = username:gsub("=3D", "="); 89 username = username:gsub("=3D", "=");
90 90
91 -- apply SASLprep 91 -- apply SASLprep
92 username = saslprep(username); 92 username = saslprep(username);
93 return username; 93 return username;