Saturday, May 09, 2026 AM03:21:24 HKT

2026-05-09 03:21:32 +08:00
commit 41f17b127c
884 changed files with 263824 additions and 0 deletions
@@ -0,0 +1,90 @@
+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
+