From d19b1ed6cf4b28eb156b9926fe0d651ae9b389f1 Mon Sep 17 00:00:00 2001
From: AlysonStahl-NOAA <166434581+AlysonStahl-NOAA@users.noreply.github.com>
Date: Thu, 22 Aug 2024 14:17:09 -0700
Subject: [PATCH] added missing implementation for extension of template 35

---
 src/pdstemplates.c       | 16 +++++++++++++++-
 tests/tst_pdstemplates.c |  5 +++--
 2 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/src/pdstemplates.c b/src/pdstemplates.c
index 59e79d2c..7ca7d1b7 100644
--- a/src/pdstemplates.c
+++ b/src/pdstemplates.c
@@ -716,7 +716,21 @@ extpdstemplate(g2int number, g2int *list)
             }
         }
     }
-
+    /* PDT 4.35  (10/07/2015) */
+    else if (number == 35)
+    { 
+        new->extlen = list[5] * 5;
+        new->ext = malloc(sizeof(g2int) * new->extlen);
+        for (i=0; i < list[5]; i++)
+        {
+            l = i * 6;
+            new->ext[l] = 2;
+            new->ext[l+1] = 2;
+            new->ext[l+2] = 2;
+            new->ext[l+3] = 1;
+            new->ext[l+4] = 4;
+        }
+    }
     return new;
 }
 
diff --git a/tests/tst_pdstemplates.c b/tests/tst_pdstemplates.c
index 26332e10..3923e382 100644
--- a/tests/tst_pdstemplates.c
+++ b/tests/tst_pdstemplates.c
@@ -465,9 +465,9 @@ main()
                 /* There's a bug with 35 see https://www.nco.ncep.noaa.gov/pmb/docs/grib2/grib2_doc/grib2_temp4-35.shtml. */
                 if (number[t] != 35)
                 {
-#define NUM_EXT_TEST 24
+#define NUM_EXT_TEST 25
                     int template[G2C_MAX_PDS_TEMPLATE_MAPLEN];
-                    int expected_extlen[NUM_EXT_TEST] = {2, 2, 6, 6, 6, 6, 6, 8, 8, 10, 10, 6, 6, 10, 6, 6, 12, 8, 2, 8, 2, 2, 30, 6};
+                    int expected_extlen[NUM_EXT_TEST] = {2, 2, 6, 6, 6, 6, 6, 8, 8, 10, 10, 6, 6, 10, 6, 6, 12, 8, 2, 8, 2, 2, 30, 6, 5};
                     int expected_ext[NUM_EXT_TEST][48] = {
                         {1, 1}, /* 3 */
                         {1, 1}, /* 4 */
@@ -493,6 +493,7 @@ main()
                         {1, 1}, /* 54 */
                         {1, -4, 1, 1, 1, 2, 1, 1, -4, 1, -1, -4, 1, -1, -4, 1, -4, 1, 1, 1, 2, 1, 1, -4, 1, -1, -4, 1, -1, -4}, /* 57 */
                         {1, 1, 1, 4, 1, 4}, /* 61 */
+                        {2, 2, 2, 1, 4}, /* 35 */
                     };
                     
                     if (needext)