Merge branch 'feature/ECC-1137-bufr-fixed-length' into develop

src/grib_accessor_class_bufr_elements_table.c

@@ -343,6 +343,8 @@ static int bufr_get_from_table(grib_accessor* a, bufr_descriptor* v)
     int ret      = 0;
     char** list  = 0;
     char code[7] = { 0 };
+    const size_t maxlen_shortName = sizeof(v->shortName);
+    const size_t maxlen_units = sizeof(v->units);
 
     grib_trie* table = load_bufr_elements_table(a, &ret);
     if (ret)
@@ -354,10 +356,12 @@ static int bufr_get_from_table(grib_accessor* a, bufr_descriptor* v)
     if (!list)
         return GRIB_NOT_FOUND;
 
-    v->shortName = grib_context_strdup(a->context, list[1]);
+    DebugAssert( strlen(list[1]) < maxlen_shortName );
+    strcpy(v->shortName, list[1]);
     v->type      = convert_type(list[2]);
     /* v->name=grib_context_strdup(c,list[3]);  See ECC-489 */
-    v->units = grib_context_strdup(a->context, list[4]);
+    DebugAssert( strlen(list[4]) < maxlen_units );
+    strcpy(v->units, list[4]);
 
     /* ECC-985: Scale and reference are often 0 so we can reduce calls to atol */
     v->scale  = atol_fast(list[5]);

src/grib_accessor_class_expanded_descriptors.c

@@ -399,9 +399,9 @@ static void __expand(grib_accessor* a, bufr_descriptors_array* unexpanded, bufr_
                 bufr_descriptor* au = grib_bufr_descriptor_new(self->tablesAccessor, 999999, err);
                 au->width           = ccp->associatedFieldWidth;
                 grib_bufr_descriptor_set_scale(au, 0);
-                au->shortName = grib_context_strdup(c, "associatedField");
+                strcpy(au->shortName, "associatedField");
                 /* au->name=grib_context_strdup(c,"associated field");  See ECC-489 */
-                au->units = grib_context_strdup(c, "associated units");
+                strcpy(au->units, "associated units");
 #if MYDEBUG
                 for (idepth = 0; idepth < global_depth; idepth++)
                     printf("\t");

src/grib_api_internal.h

@@ -820,8 +820,8 @@ struct bufr_descriptor
     int Y;
     int type;
     /*char* name;   Not needed: All usage commented out. See ECC-489 */
-    char* shortName;
-    char* units;
+    char shortName[128];
+    char units[128];
     long scale;
     double factor;
     long reference;

src/grib_bufr_descriptor.c

@@ -35,8 +35,8 @@ bufr_descriptor* grib_bufr_descriptor_clone(bufr_descriptor* d)
     cd->X       = d->X;
     cd->Y       = d->Y;
     /* cd->name=grib_context_strdup(d->context,d->name); See ECC-489 */
-    cd->shortName = grib_context_strdup(d->context, d->shortName);
-    cd->units     = grib_context_strdup(d->context, d->units);
+    strcpy(cd->shortName, d->shortName);
+    strcpy(cd->units, d->units);
     cd->scale     = d->scale;
     cd->factor    = d->factor;
     cd->width     = d->width;
@@ -50,14 +50,11 @@ bufr_descriptor* grib_bufr_descriptor_clone(bufr_descriptor* d)
 int grib_bufr_descriptor_set_code(grib_accessor* tables_accessor, int code, bufr_descriptor* v)
 {
     int err = 0;
-    grib_context* c;
     bufr_descriptor* d;
 
     if (!v)
         return GRIB_NULL_POINTER;
 
-    c = v->context;
-
     if (v->type == BUFR_DESCRIPTOR_TYPE_REPLICATION || v->type == BUFR_DESCRIPTOR_TYPE_OPERATOR) {
         v->code = code;
         v->F    = code / 100000;
@@ -74,10 +71,10 @@ int grib_bufr_descriptor_set_code(grib_accessor* tables_accessor, int code, bufr
         v->Y    = d->Y;
         /* grib_context_free(c,v->name); See ECC-489 */
         /* v->name=grib_context_strdup(c,d->name); See ECC-489 */
-        grib_context_free(c, v->shortName);
-        v->shortName = grib_context_strdup(c, d->shortName);
-        grib_context_free(c, v->units);
-        v->units     = grib_context_strdup(c, d->units);
+
+        strcpy(v->shortName,d->shortName);
+        strcpy(v->units,d->units);
+
         v->scale     = d->scale;
         v->factor    = d->factor;
         v->width     = d->width;
@@ -130,7 +127,5 @@ void grib_bufr_descriptor_delete(bufr_descriptor* v)
     c = v->context;
 
     /* grib_context_free(c,v->name); See ECC-489 */
-    grib_context_free(c, v->shortName);
-    grib_context_free(c, v->units);
     grib_context_free(c, v);
 }

tests/CMakeLists.txt

@@ -30,6 +30,7 @@ list( APPEND test_bins
       bufr_ecc-517
       bufr_get_element
       bufr_extract_headers
+      bufr_check_descriptors
       grib_sh_ieee64
       ieee
       grib_sh_imag
@@ -52,6 +53,7 @@ list(APPEND tests_no_data_reqd
     julian
     grib_dump_samples
     bufr_dump_samples
+    bufr_check_descriptors
     definitions
     grib_calendar
     grib_md5

tests/bufr_check_descriptors.c

@@ -0,0 +1,59 @@
+/*
+ * (C) Copyright 2005- ECMWF.
+ *
+ * This software is licensed under the terms of the Apache Licence Version 2.0
+ * which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
+ * virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
+ */
+
+#include <assert.h>
+#include "grib_api_internal.h"
+
+int main(int argc, char** argv)
+{
+    char* filename  = NULL;
+    FILE* fp        = NULL;
+    char line[1024] = {0,};
+    char** list = NULL;
+    size_t i    = 0, line_number = 0;
+    char* str_key = NULL;
+    char* str_units = NULL;
+    bufr_descriptor v = {0,};
+    const size_t maxlen_keyName = sizeof(v.shortName);
+    const size_t maxlen_units = sizeof(v.units);
+
+    Assert(argc == 2);
+
+    filename = argv[1];
+    fp       = fopen(filename, "r");
+    Assert(fp);
+
+    while (fgets(line, sizeof(line) - 1, fp)) {
+        ++line_number;
+        Assert(strlen(line) > 0);
+        if (line[0] == '#') continue; /* Ignore first line with column titles */
+        list = string_split(line, "|");
+        Assert(list);
+        str_key = list[1];
+        str_units = list[4];
+        if (strlen(str_key) >= maxlen_keyName) {
+            fprintf(stderr, "Error on line %lu: bufr_descriptor key name '%s' exceeds %lu characters.\n",
+                    line_number, str_key, maxlen_keyName);
+            return 1;
+        }
+        if (strlen(str_units) >= maxlen_units) {
+            fprintf(stderr, "Error on line %lu: bufr_descriptor units '%s' exceeds %lu characters.\n",
+                    line_number, str_units, maxlen_units);
+            return 1;
+        }
+
+        for (i = 0; list[i] != NULL; ++i) free(list[i]);
+        free(list);
+    }
+
+    fclose(fp);
+
+    return 0;
+}

tests/bufr_check_descriptors.sh

@@ -0,0 +1,16 @@
+#!/bin/sh
+# (C) Copyright 2005- ECMWF.
+#
+# This software is licensed under the terms of the Apache Licence Version 2.0
+# which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
+# 
+# In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
+# virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
+#
+
+. ./include.sh
+
+for file in `find ${ECCODES_DEFINITION_PATH}/bufr/ -name 'element.table' -print`
+do
+  ${test_dir}/bufr_check_descriptors $file
+done