for t in zip(f['c_types'], f['args'], f['lengths']):
c_type = t[0]
c_name = t[1]
- field_length = t[2]
+ # variable length arrays do not need special handling in requests,
+ # because the length of Java array is known:
+ field_length = t[2][0]
+
java_field_name = util.underscore_to_camelcase(c_name)
struct_setter_template = struct_setter_templates[c_type]
(*env)->Set${jni_setter}(env, dto, ${java_name}FieldId, mp->${c_name});
""")
+variable_length_array_value_template = Template("""mp->${length_var_name}""")
+variable_length_array_template = Template("""clib_net_to_host_${length_field_type}(${value})""")
+
u16_dto_field_setter_template = Template("""
(*env)->Set${jni_setter}(env, dto, ${java_name}FieldId, clib_net_to_host_u16(mp->${c_name}));
""")
for (_i = 0; _i < ${field_length}; _i++) {
${java_name}ArrayElements[_i] = clib_net_to_host_u32(mp->${c_name}[_i]);
}
+
+ (*env)->ReleaseIntArrayElements(env, ${java_name}, ${java_name}ArrayElements, 0);
(*env)->SetObjectField(env, dto, ${java_name}FieldId, ${java_name});
}
""")
for (_i = 0; _i < ${field_length}; _i++) {
${java_name}ArrayElements[_i] = clib_net_to_host_u64(mp->${c_name}[_i]);
}
+
+ (*env)->ReleaseLongArrayElements(env, ${java_name}, ${java_name}ArrayElements, 0);
(*env)->SetObjectField(env, dto, ${java_name}FieldId, ${java_name});
}
""")
c_type = t[0]
jni_type = t[1]
c_name = t[2]
- field_length = t[3]
+ field_length = t[3][0]
+
+ # check if we are processing variable length array
+ if t[3][1]:
+ length_var_name = t[3][0]
+ length_field_type = f['c_types'][f['args'].index(length_var_name)]
+ field_length = variable_length_array_value_template.substitute(length_var_name=length_var_name)
+ if length_field_type != 'u8': # we need net to host conversion:
+ field_length = variable_length_array_template.substitute(
+ length_field_type=length_field_type, value=field_length)
# for retval don't generate setters and generate retval check
if util.is_retval_field(c_name):
if len(i) is 3: # array type
types_list.append(vpp_2_jni_type_mapping[i[0]] + 'Array')
c_types_list.append(i[0] + '[]')
- lengths_list.append(i[2])
+ lengths_list.append((i[2], False))
+ elif len(i) is 4: # variable length array type
+ types_list.append(vpp_2_jni_type_mapping[i[0]] + 'Array')
+ c_types_list.append(i[0] + '[]')
+ lengths_list.append((i[3], True))
else: # primitive type
types_list.append(vpp_2_jni_type_mapping[i[0]])
c_types_list.append(i[0])
- lengths_list.append(0)
+ lengths_list.append((0, False))
return types_list, c_types_list, lengths_list
j = -1
for i in t:
j += 1
- if len(i) is 3:
+ if len(i) is 3 or len(i) is 4: # TODO: add support for variable length arrays (VPP-162)
size = type_size[i[0]]
bytecount += size * int(i[2])
# Check if we have a zero length array
manual_java manual_print manual_endian define vnet_ip4_fib_counters {
u32 vrf_id;
u32 count;
- vl_api_ip4_fib_counter_t c[0];
+ vl_api_ip4_fib_counter_t c[count];
};
typeonly manual_print manual_endian define ip6_fib_counter {
manual_java manual_print manual_endian define vnet_ip6_fib_counters {
u32 vrf_id;
u32 count;
- vl_api_ip6_fib_counter_t c[0];
+ vl_api_ip6_fib_counter_t c[count];
};
/** \brief Request for a single block of summary stats
YYSTYPE add_union(YYSTYPE, YYSTYPE);
YYSTYPE add_scalar_vbl(YYSTYPE);
YYSTYPE add_vector_vbl(YYSTYPE, YYSTYPE);
+ YYSTYPE add_variable_length_vector_vbl(YYSTYPE, YYSTYPE);
YYSTYPE set_flags(YYSTYPE, YYSTYPE);
%}
vbl: NAME {$$ = add_scalar_vbl($1);}
| NAME LBRACK NUMBER RBRACK {$$ = add_vector_vbl($1, $3);}
+ | NAME LBRACK NAME RBRACK {$$ = add_variable_length_vector_vbl($1, $3);}
;
fprintf(fp, "}\n");
break;
case PYTHON_PASS:
- fprintf(fp, "'%s', '%d'),\n", CDATA0, IDATA1);
+ if (CDATA2 != 0) { // variable length vector
+ fprintf(fp, "'%s', '%d', '%s'),\n", CDATA0, IDATA1, CDATA2);
+ } else {
+ fprintf(fp, "'%s', '%d'),\n", CDATA0, IDATA1);
+ }
break;
default:
return ((YYSTYPE) np);
}
+/*
+ * add_vector_vbl (char *vector_name, char *vector_length_var)
+ */
+
+YYSTYPE add_variable_length_vector_vbl (YYSTYPE vector_name, YYSTYPE vector_length_var)
+{
+ node_t *np;
+
+ np = make_node(NODE_VECTOR);
+ np->data[0] = (void *) vector_name;
+ np->data[1] = (void *) 0; // vector size used for vpe.api.h generation (array of length zero)
+ np->data[2] = (void *) vector_length_var; // name of the variable that stores vector length
+ return ((YYSTYPE) np);
+}
+
/*
* add_scalar_vbl (char *name)
*/
struct node_ *peer;
struct node_ *deeper;
int flags;
- void *data[2];
+ void *data[3];
} node_t;
/* To shut up gcc-4.2.x warnings */
#define CDATA0 ((char *)(this->data[0]))
#define IDATA1 ((int)(uword)(this->data[1]))
+#define CDATA2 ((char *)(this->data[2]))
#define NODE_FLAG_MANUAL_PRINT (1<<0)
#define NODE_FLAG_MANUAL_ENDIAN (1<<1)