From: Alan T. DeKok <aland@freeradius.org>
Date: Wed, 18 May 2016 20:02:11 +0000 (-0400)
Subject: be more liberal with [...] in attr definitions
X-Git-Tag: branch_3_1_x~362
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5c11463f9181da58803becc68dacfa7e69f77d38;p=thirdparty%2Ffreeradius-server.git

be more liberal with [...] in attr definitions

and add tests for struct
---

diff --git a/src/lib/dict.c b/src/lib/dict.c
index 2125b487f92..ef9983c3542 100644
--- a/src/lib/dict.c
+++ b/src/lib/dict.c
@@ -1490,34 +1490,39 @@ static int dict_read_process_attribute(fr_dict_t *dict, fr_dict_attr_t const *pa
 		block_vendor = vendor; /* Weird case where we're processing 26.<vid>.<tlv> */
 	}
 
-	if (strncmp(argv[2], "octets[", 7) != 0) {
-		/*
-		 *	find the type of the attribute.
-		 */
-		type = fr_str2int(dict_attr_types, argv[2], -1);
-		if (type < 0) {
-			fr_strerror_printf("Unknown data type '%s'", argv[2]);
-			return -1;
-		}
+	/*
+	 *	Some types can have fixed length
+	 */
+	p = strchr(argv[2], '[');
+	if (p) *p = '\0';
 
-	} else {
-		type = PW_TYPE_OCTETS;
+	/*
+	 *	find the type of the attribute.
+	 */
+	type = fr_str2int(dict_attr_types, argv[2], -1);
+	if (type < 0) {
+		fr_strerror_printf("Unknown data type '%s'", argv[2]);
+		return -1;
+	}
+
+	if (p) {
+		char *q;
 
-		p = strchr(argv[2] + 7, ']');
-		if (!p) {
-			fr_strerror_printf("Invalid format for 'octets'");
+		q = strchr(p + 1, ']');
+		if (!q) {
+			fr_strerror_printf("Invalid format for '%s[...]'", argv[2]);
 			return -1;
 		}
 
-		*p = 0;
+		*q = 0;
 
-		if (!dict_read_sscanf_i(argv[2] + 7, &length)) {
-			fr_strerror_printf("Invalid length for 'octets'");
+		if (!dict_read_sscanf_i(p + 1, &length)) {
+			fr_strerror_printf("Invalid length for '%s[...]'", argv[2]);
 			return -1;
 		}
 
 		if ((length == 0) || (length > 253)) {
-			fr_strerror_printf("Invalid length for 'octets'");
+			fr_strerror_printf("Invalid length for '%s[...]'", argv[2]);
 			return -1;
 		}
 
diff --git a/src/tests/unit/dict.txt b/src/tests/unit/dict.txt
index a6e3c3cfb9f..950e61e6484 100644
--- a/src/tests/unit/dict.txt
+++ b/src/tests/unit/dict.txt
@@ -51,7 +51,10 @@ dictionary ATTRIBUTE	Unit-Fail	241.243.255.1	integer
 data Unknown child attribute starting at "255.1"
 
 dictionary ATTRIBUTE	Unit-Array	255		octets[123458]
-data Invalid length for 'octets'
+data Invalid length for 'octets[...]'
+
+dictionary ATTRIBUTE	Unit-Integer	255		integer[1]
+data fr_dict_attr_add: Failed adding 'Unit-Integer': The 'length' flag can only be set for attributes of type 'octets'
 
 dictionary ATTRIBUTE	Unit-$bad$stuff	255		integer
 data Invalid character '$' in attribute name
@@ -60,7 +63,7 @@ data Invalid character '$' in attribute name
 # flags
 #
 dictionary ATTRIBUTE	Unit-Array	241.254		octets[1234]
-data Invalid length for 'octets'
+data Invalid length for 'octets[...]'
 
 dictionary ATTRIBUTE	Unit-Tag	241.255		integer has_tag
 data fr_dict_attr_add: Failed adding 'Unit-Tag': The 'has_tag' flag can only be used with RFC and VSA attributes
@@ -70,3 +73,15 @@ data fr_dict_attr_add: Failed adding 'Unit-Tag': The 'has_tag' flag can only be
 
 dictionary ATTRIBUTE	Unit-Tag	255		tlv	encrypt=1
 data fr_dict_attr_add: Failed adding 'Unit-Tag': The 'encrypt=1' flag can only be used with attributes of type 'string'
+
+#
+#  structs
+#
+dictionary ATTRIBUTE	Unit-Struct	241.254		struct
+data ok
+
+dictionary ATTRIBUTE	Unit-Struct-Byte	241.254.1		byte
+data ok
+
+dictionary ATTRIBUTE	Unit-Struct-Octets	241.254.2		octets[2]
+data ok