Adding upstream version 1:7.0.3.upstream/1%7.0.3

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 175 insertions, 0 deletions

diff --git a/src/tests/detect-bsize.c b/src/tests/detect-bsize.c
new file mode 100644
index 0000000..2fcd656
--- /dev/null
+++ b/src/tests/detect-bsize.c
@@ -0,0 +1,175 @@
+/* Copyright (C) 2017-2022 Open Information Security Foundation
+ *
+ * You can copy, redistribute or modify this Program under the terms of
+ * the GNU General Public License version 2 as published by the Free
+ * Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+#include "../util-unittest.h"
+
+#define TEST_OK(str, m, lo, hi)                                                                    \
+    {                                                                                              \
+        DetectU64Data *bsz = DetectBsizeParse((str));                                              \
+        FAIL_IF_NULL(bsz);                                                                         \
+        FAIL_IF_NOT(bsz->mode == (m));                                                             \
+        DetectBsizeFree(NULL, bsz);                                                                \
+        SCLogDebug("str %s OK", (str));                                                            \
+    }
+#define TEST_FAIL(str)                                                                             \
+    {                                                                                              \
+        DetectU64Data *bsz = DetectBsizeParse((str));                                              \
+        FAIL_IF_NOT_NULL(bsz);                                                                     \
+    }
+
+static int DetectBsizeTest01(void)
+{
+    TEST_OK("50", DETECT_UINT_EQ, 50, 0);
+    TEST_OK(" 50", DETECT_UINT_EQ, 50, 0);
+    TEST_OK("  50", DETECT_UINT_EQ, 50, 0);
+    TEST_OK("  50 ", DETECT_UINT_EQ, 50, 0);
+    TEST_OK("  50  ", DETECT_UINT_EQ, 50, 0);
+
+    TEST_FAIL("AA");
+    TEST_FAIL("5A");
+    TEST_FAIL("A5");
+    // bigger than UINT64_MAX
+    TEST_FAIL("100000000000000000001");
+    TEST_OK("  1000000001  ", DETECT_UINT_EQ, 1000000001, 0);
+    PASS;
+}
+
+static int DetectBsizeTest02(void)
+{
+    TEST_OK(">50", DETECT_UINT_GT, 50, 0);
+    TEST_OK("> 50", DETECT_UINT_GT, 50, 0);
+    TEST_OK(">  50", DETECT_UINT_GT, 50, 0);
+    TEST_OK(" >50", DETECT_UINT_GT, 50, 0);
+    TEST_OK(" > 50", DETECT_UINT_GT, 50, 0);
+    TEST_OK(" >  50", DETECT_UINT_GT, 50, 0);
+    TEST_OK(" >50 ", DETECT_UINT_GT, 50, 0);
+    TEST_OK(" > 50  ", DETECT_UINT_GT, 50, 0);
+    TEST_OK(" >  50   ", DETECT_UINT_GT, 50, 0);
+
+    TEST_FAIL(">>50");
+    TEST_FAIL("<>50");
+    TEST_FAIL(" > 50A");
+    PASS;
+}
+
+static int DetectBsizeTest03(void)
+{
+    TEST_OK("<50", DETECT_UINT_LT, 50, 0);
+    TEST_OK("< 50", DETECT_UINT_LT, 50, 0);
+    TEST_OK("<  50", DETECT_UINT_LT, 50, 0);
+    TEST_OK(" <50", DETECT_UINT_LT, 50, 0);
+    TEST_OK(" < 50", DETECT_UINT_LT, 50, 0);
+    TEST_OK(" <  50", DETECT_UINT_LT, 50, 0);
+    TEST_OK(" <50 ", DETECT_UINT_LT, 50, 0);
+    TEST_OK(" < 50  ", DETECT_UINT_LT, 50, 0);
+    TEST_OK(" <  50   ", DETECT_UINT_LT, 50, 0);
+
+    TEST_FAIL(">>50");
+    TEST_FAIL(" < 50A");
+    PASS;
+}
+
+static int DetectBsizeTest04(void)
+{
+    TEST_OK("50<>100", DETECT_UINT_RA, 50, 100);
+
+    TEST_FAIL("50<$50");
+    TEST_FAIL("100<>50");
+    TEST_FAIL(">50<>100");
+    PASS;
+}
+
+#undef TEST_OK
+#undef TEST_FAIL
+
+#define TEST_OK(rule)                                                                              \
+    {                                                                                              \
+        DetectEngineCtx *de_ctx = DetectEngineCtxInit();                                           \
+        FAIL_IF_NULL(de_ctx);                                                                      \
+        SCLogNotice("rule: %s", rule);                                                             \
+        Signature *s = DetectEngineAppendSig(de_ctx, (rule));                                      \
+        FAIL_IF_NULL(s);                                                                           \
+        DetectEngineCtxFree(de_ctx);                                                               \
+    }
+
+#define TEST_FAIL(rule)                                                                            \
+    {                                                                                              \
+        DetectEngineCtx *de_ctx = DetectEngineCtxInit();                                           \
+        FAIL_IF_NULL(de_ctx);                                                                      \
+        SCLogNotice("rule: %s", rule);                                                             \
+        Signature *s = DetectEngineAppendSig(de_ctx, (rule));                                      \
+        FAIL_IF_NOT_NULL(s);                                                                       \
+        DetectEngineCtxFree(de_ctx);                                                               \
+    }
+
+static int DetectBsizeSigTest01(void)
+{
+    TEST_OK("alert http any any -> any any (http_request_line; bsize:10; sid:1;)");
+    TEST_OK("alert http any any -> any any (file_data; bsize:>1000; sid:2;)");
+
+    /* bsize validation with buffer */
+    TEST_OK("alert http any any -> any any (http.uri; content:\"/index.php\"; bsize:>1024; "
+            "sid:6;)");
+    TEST_OK("alert http any any -> any any (http.uri; content:\"abcdefgh123456\"; bsize:<20; "
+            " sid:9;)");
+    TEST_OK("alert http any any -> any any (http.uri; content:\"abcdefgh123456\"; bsize:15<>25; "
+            "sid:10;)");
+    TEST_OK("alert http any any -> any any (http.uri; content:\"abcdefgh123456\"; bsize:10<>15; "
+            "sid:13;)");
+
+    TEST_FAIL("alert tcp any any -> any any (content:\"abc\"; bsize:10; sid:3;)");
+    TEST_FAIL("alert http any any -> any any (content:\"GET\"; http_method; bsize:10; sid:4;)");
+    TEST_FAIL("alert http any any -> any any (http_request_line; content:\"GET\"; bsize:<10>; "
+              "sid:5;)");
+
+    TEST_FAIL("alert http any any -> any any (http.uri; content:\"abcdefgh123456\"; bsize:2; "
+              "sid:11;)");
+    TEST_FAIL("alert http any any -> any any (http.uri; content:\"abcdefgh123456\"; bsize:<13; "
+              "sid:12;)");
+    TEST_FAIL(
+            "alert http any any -> any any (http.uri; content:\"abcdef\"; content: \"g\"; bsize:1; "
+            "sid:7;)");
+    TEST_FAIL(
+            "alert http any any -> any any (http.uri; content:\"abcdef\"; content: \"g\"; bsize:4; "
+            "sid:8;)");
+    TEST_FAIL("alert http any any -> any any (http.uri; content:\"abcdefghi123456\"; offset:12; "
+              "bsize:3; sid:14;)");
+    TEST_FAIL("alert http any any -> any any (http.uri; content:\"abc\"; offset:3; depth:3; "
+              "bsize:3; sid:15;)");
+    TEST_FAIL("alert http any any -> any any (http.uri; content:\"abcdef\"; content: \"gh\"; "
+              "bsize:1; sid:16;)");
+    TEST_FAIL("alert http any any -> any any (http.uri; content:\"abc\"; offset:3; bsize:3; "
+              "sid:17;)");
+    TEST_FAIL("alert http any any -> any any (http.uri; content:\"abc\"; offset:65535; bsize:3; "
+              "sid:18;)");
+    TEST_FAIL("alert http any any -> any any (http.user_agent; content:\"Suricata-UA\"; bsize:11; "
+              "content:!\"abc\"; distance:2; within:3;  sid: 19;)");
+    PASS;
+}
+
+#undef TEST_OK
+#undef TEST_FAIL
+
+static void DetectBsizeRegisterTests(void)
+{
+    UtRegisterTest("DetectBsizeTest01 EQ", DetectBsizeTest01);
+    UtRegisterTest("DetectBsizeTest02 GT", DetectBsizeTest02);
+    UtRegisterTest("DetectBsizeTest03 LT", DetectBsizeTest03);
+    UtRegisterTest("DetectBsizeTest04 RA", DetectBsizeTest04);
+
+    UtRegisterTest("DetectBsizeSigTest01", DetectBsizeSigTest01);
+}