Save a copy of BBR1 and make it available

CMakeLists.txt

@@ -72,6 +72,7 @@ endif()
 
 set(PICOQUIC_LIBRARY_FILES
     picoquic/bbr.c
+    picoquic/bbr1.c
     picoquic/bytestream.c
     picoquic/cc_common.c
     picoquic/config.c

UnitTest1/unittest1.cpp

@@ -1847,6 +1847,13 @@ namespace UnitTest1
             Assert::AreEqual(ret, 0);
         }
 
+        TEST_METHOD(bbr1)
+        {
+            int ret = bbr1_test();
+
+            Assert::AreEqual(ret, 0);
+        }
+
         TEST_METHOD(l4s_reno)
         {
             int ret = l4s_reno_test();

picoquic/picoquic.h

@@ -1428,6 +1428,7 @@ extern picoquic_congestion_algorithm_t* picoquic_dcubic_algorithm;
 extern picoquic_congestion_algorithm_t* picoquic_fastcc_algorithm;
 extern picoquic_congestion_algorithm_t* picoquic_bbr_algorithm;
 extern picoquic_congestion_algorithm_t* picoquic_prague_algorithm;
+extern picoquic_congestion_algorithm_t* picoquic_bbr1_algorithm;
 
 #define PICOQUIC_DEFAULT_CONGESTION_ALGORITHM picoquic_newreno_algorithm;
 

picoquic/picoquic.vcxproj

@@ -145,6 +145,7 @@
     <Text Include="ReadMe.txt" />
   </ItemGroup>
   <ItemGroup>
+    <ClCompile Include="bbr1.c" />
     <ClCompile Include="bytestream.c" />
     <ClCompile Include="cc_common.c" />
     <ClCompile Include="config.c" />

picoquic/picoquic.vcxproj.filters

@@ -132,6 +132,9 @@
     <ClCompile Include="picoquic_mbedtls.c">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="bbr1.c">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="picoquic.h">

picoquic/picoquic_internal.h

@@ -105,7 +105,7 @@ extern "C" {
 #define PICOQUIC_CC_ALGO_NUMBER_FAST 4
 #define PICOQUIC_CC_ALGO_NUMBER_BBR 5
 #define PICOQUIC_CC_ALGO_NUMBER_PRAGUE 6
-
+#define PICOQUIC_CC_ALGO_NUMBER_BBR1 7
 
 #define PICOQUIC_MAX_ACK_RANGE_REPEAT 4
 #define PICOQUIC_MIN_ACK_RANGE_REPEAT 2

picoquic/quicctx.c

@@ -4460,6 +4460,9 @@ picoquic_congestion_algorithm_t const* picoquic_get_congestion_algorithm(char co
         else if (strcmp(alg_name, "prague") == 0) {
             alg = picoquic_prague_algorithm;
         }
+        else if (strcmp(alg_name, "bbr1") == 0) {
+            alg = picoquic_bbr1_algorithm;
+        }
         else {
             alg = NULL;
         }

picoquic_t/picoquic_t.c

@@ -306,6 +306,7 @@ static const picoquic_test_def_t test_table[] = {
     { "bbr_asym100", bbr_asym100_test },
     { "bbr_asym100_nodelay", bbr_asym100_nodelay_test },
     { "bbr_asym400", bbr_asym400_test },
+    { "bbr1", bbr1_test },
     { "l4s_reno", l4s_reno_test },
     { "l4s_prague", l4s_prague_test },
     { "long_rtt", long_rtt_test },

picoquictest/picoquictest.h

@@ -319,6 +319,7 @@ int bbr_long_test();
 int bbr_performance_test();
 int bbr_slow_long_test();
 int bbr_one_second_test();
+int bbr1_test();
 int gbps_performance_test();
 int bbr_asym100_test();
 int bbr_asym100_nodelay_test();

picoquictest/tls_api_test.c

@@ -9073,6 +9073,11 @@ int bbr_long_test()
     return ret;
 }
 
+int bbr1_test()
+{
+    return congestion_control_test(picoquic_bbr_algorithm, 3600000, 0, 0);
+}
+
 /* Performance test.
  * Check a variety of challenging scenarios
  */