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require 'libinjection'
require 'Test.More'
require 'Test.Builder.Tester'
function trim(s)
return s:find'^%s*$' and '' or s:match'^%s*(.*%S)'
end
function print_token_string(tok)
local out = ''
if tok.str_open ~= '\0' then
out = out .. tok.str_open
end
out = out .. tok.val
if tok.str_close ~= '\0' then
out = out .. tok.str_close
end
return trim(out)
end
function print_token(tok)
local out = ''
out = out .. tok.type
out = out .. ' '
if tok.type == 's' then
out = out .. print_token_string(tok)
elseif tok.type == 'v' then
if tok.count == 1 then
out = out .. '@'
elseif tok.count == 2 then
out = out .. '@@'
end
out = out .. print_token_string(tok)
else
out = out .. tok.val
end
return '\n' .. trim(out)
end
function test_tokens(input)
local out = ''
local sql_state = libinjection.sqli_state()
libinjection.sqli_init(sql_state, input, input:len(),
libinjection.FLAG_QUOTE_NONE + libinjection.FLAG_SQL_ANSI)
while (libinjection.sqli_tokenize(sql_state) == 1) do
out = out .. print_token(sql_state.current)
end
return out
end
function test_tokens_mysql(input)
local out = ''
local sql_state = libinjection.sqli_state()
libinjection.sqli_init(sql_state, input, input:len(),
libinjection.FLAG_QUOTE_NONE + libinjection.FLAG_SQL_MYSQL)
while (libinjection.sqli_tokenize(sql_state) == 1) do
out = out .. print_token(sql_state.current)
end
return out
end
function test_folding(input)
local out = ''
local sql_state = libinjection.sqli_state()
libinjection.sqli_init(sql_state, input, input:len(), 0)
libinjection.sqli_fingerprint(sql_state,
libinjection.FLAG_QUOTE_NONE + libinjection.FLAG_SQL_ANSI)
for i = 1, sql_state.fingerprint:len() do
-- c array is still 0 based
out = out .. print_token(libinjection.sqli_get_token(sql_state, i-1))
end
-- hack for when there is no output
if out == '' then
out = '\n'
end
return out
end
function test_fingerprints(input)
local out = ''
local sql_state = libinjection.sqli_state()
libinjection.sqli_init(sql_state, input, input:len(), 0)
local issqli = libinjection.is_sqli(sql_state)
if issqli == 1 then
out = sql_state.fingerprint
end
return out
end
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