prosody
4ee34d07e042
util/sasl/scram.lua

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util/sasl/scram.lua @ 3081:4ee34d07e042

util.sasl.scram: Fixing issue #177.
author Tobias Markmann <tm@ayena.de>
date Sat, 22 May 2010 20:51:01 +0200
parent 3079:e144a4989e70
child 3116:90a98a6b52ac
comparison
equal deleted inserted replaced
3080:8e842989ced2 3081:4ee34d07e042
106 106
107 local function scram_gen(hash_name, H_f, HMAC_f) 107 local function scram_gen(hash_name, H_f, HMAC_f)
108 local function scram_hash(self, message) 108 local function scram_hash(self, message)
109 if not self.state then self["state"] = {} end 109 if not self.state then self["state"] = {} end
110 110
111 if type(message) ~= "string" or #message == 0 then return "failure", "malformed-request" end
111 if not self.state.name then 112 if not self.state.name then
112 -- we are processing client_first_message 113 -- we are processing client_first_message
113 local client_first_message = message; 114 local client_first_message = message;
114 115
115 -- TODO: fail if authzid is provided, since we don't support them yet 116 -- TODO: fail if authzid is provided, since we don't support them yet
167 168
168 local server_first_message = "r="..self.state.clientnonce..self.state.servernonce..",s="..base64.encode(self.state.salt)..",i="..self.state.iteration_count; 169 local server_first_message = "r="..self.state.clientnonce..self.state.servernonce..",s="..base64.encode(self.state.salt)..",i="..self.state.iteration_count;
169 self.state["server_first_message"] = server_first_message; 170 self.state["server_first_message"] = server_first_message;
170 return "challenge", server_first_message 171 return "challenge", server_first_message
171 else 172 else
172 if type(message) ~= "string" then return "failure", "malformed-request" end
173 -- we are processing client_final_message 173 -- we are processing client_final_message
174 local client_final_message = message; 174 local client_final_message = message;
175 175
176 self.state["channelbinding"], self.state["nonce"], self.state["proof"] = client_final_message:match("^c=(.*),r=(.*),.*p=(.*)"); 176 self.state["channelbinding"], self.state["nonce"], self.state["proof"] = client_final_message:match("^c=(.*),r=(.*),.*p=(.*)");
177 177