test/hmactest: Add further tests for HMAC with multiple update calls

Signed-off-by: Ingo Franzki <ifranzki@linux.ibm.com>
Reviewed-by: Paul Dale <ppzgs1@gmail.com>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/25161)

diff --git a/test/hmactest.c b/test/hmactest.c
index 8f5bf32f8708993923739f753bda4ad3875f9cb8..9a044116d73d7966d982be1cd72ee1d36cf03fb6 100644 (file)
--- a/test/hmactest.c
+++ b/test/hmactest.c
@@ -279,7 +279,7 @@ static int test_hmac_copy_uninited(void)
 static char *pt(unsigned char *md, unsigned int len)
 {
     unsigned int i;
-    static char buf[80];
+    static char buf[200];
 
     if (md == NULL)
         return NULL;
@@ -289,6 +289,144 @@ static char *pt(unsigned char *md, unsigned int len)
 }
 # endif
 
+static struct test_chunks_st {
+    const char *md_name;
+    char key[256];
+    int key_len;
+    int chunks;
+    int chunk_size[10];
+    const char *digest;
+} test_chunks[12] = {
+    {
+        "SHA224",
+        "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", 64,
+        4, { 1, 50, 200, 4000 },
+        "40821a39dd54f01443b3f96b9370a15023fbdd819a074ffc4b703c77"
+    },
+    {
+        "SHA224",
+        "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+        "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+        "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", 192,
+        10, { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
+        "55ffa85e53e9a68f41c8d653c60b4ada9566d22aed3811834882661c"
+    },
+    {
+        "SHA224", "0123456789abcdef0123456789abcdef", 32,
+        4, { 100, 4096, 100, 3896 },
+        "0fd18e7d8e974f401b29bf0502a71f6a9b77804e9191380ce9f48377"
+    },
+    {
+        "SHA256",
+        "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", 64,
+        4, { 1, 50, 200, 4000 },
+        "f67a46fa77c66d3ea5b3ffb9a10afb3e501eaadd16b15978fdee9f014a782140"
+    },
+    {
+        "SHA256",
+        "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+        "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+        "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", 192,
+        10, { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
+        "21a6f61ed6dbec30b58557a80988ff610d69b50b2e96d75863ab50f99da58c9d"
+    },
+    {
+        "SHA256", "0123456789abcdef0123456789abcdef", 32,
+        4, { 100, 4096, 100, 3896 },
+        "7bfd45c1bdde9b79244816b0aea0a67ea954a182e74c60410bfbc1fdc4842660"
+    },
+    {
+        "SHA384",
+        "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", 64,
+        4, { 1, 50, 200, 4000 },
+        "e270e3c8ca3f2796a0c29cc7569fcec7584b04db26da64326aca0d17bd7731de"
+        "938694b273f3dafe6e2dc123cde26640"
+    },
+    {
+        "SHA384",
+        "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+        "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+        "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", 192,
+        10, { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
+        "7036fd7d251298975acd18938471243e92fffe67be158f16c910c400576592d2"
+        "618c3c077ef25d703312668bd2d813ff"
+    },
+    {
+        "SHA384", "0123456789abcdef0123456789abcdef", 32,
+        4, { 100, 8192, 100, 8092 },
+        "0af8224145bd0812d2e34ba1f980ed4d218461271a54cce75dc43d36eda01e4e"
+        "ff4299c1ebf533a7ae636fa3e6aff903"
+    },
+    {
+        "SHA512",
+        "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", 64,
+        4, { 1, 50, 200, 4000 },
+        "4016e960e2342553d4b9d34fb57355ab8b7f33af5dc2676fc1189e94b38f2b2c"
+        "a0ec8dc3c8b95fb1109d58480cea1e8f88e02f34ad79b303e4809373c46c1b16"
+    },
+    {
+        "SHA512",
+        "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+        "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+        "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", 192,
+        10, { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
+        "7ceb6a421fc19434bcb7ec9c8a15ea524dbfb896c24f5f517513f06597de99b1"
+        "918eb6b2472e52215ec7d1b5544766f79ff6ac6d1eb456f19a93819fa2d43c29"
+    },
+    {
+        "SHA512", "0123456789abcdef0123456789abcdef", 32,
+        4, { 100, 8192, 100, 8092 },
+        "cebf722ffdff5f0e4cbfbd480cd086101d4627d30d42f1f7cf21c43251018069"
+        "854d8e030b5a54cec1e2245d5b4629ff928806d4eababb427d751ec7c274047f"
+    },
+};
+
+static int test_hmac_chunks(int idx)
+{
+    char *p;
+    HMAC_CTX *ctx = NULL;
+    unsigned char buf[32768];
+    unsigned int len;
+    const EVP_MD *md;
+    int i, ret = 0;
+
+    if (!TEST_ptr(md = EVP_get_digestbyname(test_chunks[idx].md_name)))
+        goto err;
+
+    if (!TEST_ptr(ctx = HMAC_CTX_new()))
+        goto err;
+
+#ifdef CHARSET_EBCDIC
+    ebcdic2ascii(test_chunks[idx].key, test_chunks[idx].key,
+                 test_chunks[idx].key_len);
+#endif
+
+    if (!TEST_true(HMAC_Init_ex(ctx, test_chunks[idx].key,
+                                test_chunks[idx].key_len, md, NULL)))
+        goto err;
+
+    for (i = 0; i < test_chunks[idx].chunks; i++) {
+        if (!TEST_true((test_chunks[idx].chunk_size[i] < (int)sizeof(buf))))
+            goto err;
+        memset(buf, i, test_chunks[idx].chunk_size[i]);
+        if (!TEST_true(HMAC_Update(ctx, buf, test_chunks[idx].chunk_size[i])))
+            goto err;
+    }
+
+    if (!TEST_true(HMAC_Final(ctx, buf, &len)))
+        goto err;
+
+    p = pt(buf, len);
+    if (!TEST_ptr(p) || !TEST_str_eq(p, test_chunks[idx].digest))
+        goto err;
+
+    ret = 1;
+
+err:
+    HMAC_CTX_free(ctx);
+    return ret;
+}
+
 int setup_tests(void)
 {
     ADD_ALL_TESTS(test_hmac_md5, 4);
@@ -297,6 +435,8 @@ int setup_tests(void)
     ADD_TEST(test_hmac_run);
     ADD_TEST(test_hmac_copy);
     ADD_TEST(test_hmac_copy_uninited);
+    ADD_ALL_TESTS(test_hmac_chunks,
+                  sizeof(test_chunks) / sizeof(struct test_chunks_st));
     return 1;
 }