zscanner: improve error messages

src/zscanner/error.c

@@ -58,7 +58,7 @@ const err_table_t err_msgs[] = {
 	ERR_ITEM( ZSCANNER_EBAD_PREVIOUS_OWNER,
 	          "Previous owner is invalid." ),
 	ERR_ITEM( ZSCANNER_EBAD_DNAME_CHAR,
-	          "Bad domain name character." ),
+	          "Invalid domain name character." ),
 	ERR_ITEM( ZSCANNER_EBAD_OWNER,
 	          "Owner is invalid." ),
 	ERR_ITEM( ZSCANNER_ELABEL_OVERFLOW,
@@ -66,7 +66,7 @@ const err_table_t err_msgs[] = {
 	ERR_ITEM( ZSCANNER_EDNAME_OVERFLOW,
 	          "Maximal domain name length has exceeded." ),
 	ERR_ITEM( ZSCANNER_EBAD_NUMBER,
-	          "Bad number." ),
+	          "Invalid number." ),
 	ERR_ITEM( ZSCANNER_ENUMBER64_OVERFLOW,
 	          "Number is too big." ),
 	ERR_ITEM( ZSCANNER_ENUMBER32_OVERFLOW,
@@ -82,59 +82,59 @@ const err_table_t err_msgs[] = {
 	ERR_ITEM( ZSCANNER_EITEM_OVERFLOW,
 	          "Maximal item length has exceeded." ),
 	ERR_ITEM( ZSCANNER_EBAD_ADDRESS_CHAR,
-	          "Bad address character." ),
+	          "Invalid address character." ),
 	ERR_ITEM( ZSCANNER_EBAD_IPV4,
-	          "Bad IPv4 address." ),
+	          "Invalid IPv4 address." ),
 	ERR_ITEM( ZSCANNER_EBAD_IPV6,
-	          "Bad IPv6 address." ),
+	          "Invalid IPv6 address." ),
 	ERR_ITEM( ZSCANNER_EBAD_GATEWAY,
-	          "Bad gateway." ),
+	          "Invalid gateway." ),
 	ERR_ITEM( ZSCANNER_EBAD_GATEWAY_KEY,
-	          "Bad gateway key." ),
+	          "Invalid gateway key." ),
 	ERR_ITEM( ZSCANNER_EBAD_APL,
-	          "Bad address prefix list." ),
+	          "Invalid address prefix list." ),
 	ERR_ITEM( ZSCANNER_EBAD_RDATA,
-	          "Bad record data." ),
+	          "Invalid record data." ),
 	ERR_ITEM( ZSCANNER_EBAD_HEX_RDATA,
-	          "Bad record data in hex format." ),
+	          "Invalid record data in hex format." ),
 	ERR_ITEM( ZSCANNER_EBAD_HEX_CHAR,
-	          "Bad hexadecimal character." ),
+	          "Invalid hexadecimal character." ),
 	ERR_ITEM( ZSCANNER_EBAD_BASE64_CHAR,
-	          "Bad Base64 character." ),
+	          "Invalid Base64 character." ),
 	ERR_ITEM( ZSCANNER_EBAD_BASE32HEX_CHAR,
-	          "Bad Base32hex character." ),
+	          "Invalid Base32hex character." ),
 	ERR_ITEM( ZSCANNER_EBAD_REST,
 	          "Unexpected data." ),
 	ERR_ITEM( ZSCANNER_EBAD_TIMESTAMP_CHAR,
-	          "Bad timestamp character." ),
+	          "Invalid timestamp character." ),
 	ERR_ITEM( ZSCANNER_EBAD_TIMESTAMP_LENGTH,
-	          "Bad timestamp length." ),
+	          "Invalid timestamp length." ),
 	ERR_ITEM( ZSCANNER_EBAD_TIMESTAMP,
-	          "Bad timestamp." ),
+	          "Invalid timestamp." ),
 	ERR_ITEM( ZSCANNER_EBAD_DATE,
-	          "Bad date." ),
+	          "Invalid date." ),
 	ERR_ITEM( ZSCANNER_EBAD_TIME,
-	          "Bad time." ),
+	          "Invalid time." ),
 	ERR_ITEM( ZSCANNER_EBAD_TIME_UNIT,
-	          "Bad time unit." ),
+	          "Invalid time unit." ),
 	ERR_ITEM( ZSCANNER_EBAD_BITMAP,
-	          "Bad bitmap." ),
+	          "Invalid bitmap." ),
 	ERR_ITEM( ZSCANNER_ETEXT_OVERFLOW,
 	          "Text is too long." ),
 	ERR_ITEM( ZSCANNER_EBAD_TEXT_CHAR,
-	          "Bad text character." ),
+	          "Invalid text character." ),
 	ERR_ITEM( ZSCANNER_EBAD_TEXT,
-	          "Bad text string." ),
+	          "Invalid text string." ),
 	ERR_ITEM( ZSCANNER_EBAD_DIRECTIVE,
-	          "Bad directive." ),
+	          "Invalid directive." ),
 	ERR_ITEM( ZSCANNER_EBAD_TTL,
-	          "Bad zone TTL." ),
+	          "Invalid zone TTL." ),
 	ERR_ITEM( ZSCANNER_EBAD_ORIGIN,
-	          "Bad zone origin." ),
+	          "Invalid FQDN zone origin." ),
 	ERR_ITEM( ZSCANNER_EBAD_INCLUDE_FILENAME,
-	          "Bad filename in include directive." ),
+	          "Invalid filename in include directive." ),
 	ERR_ITEM( ZSCANNER_EBAD_INCLUDE_ORIGIN,
-	          "Bad origin in include directive." ),
+	          "Invalid origin in include directive." ),
 	ERR_ITEM( ZSCANNER_EUNPROCESSED_INCLUDE,
 	          "Include file processing error." ),
 	ERR_ITEM( ZSCANNER_EUNOPENED_INCLUDE,
@@ -144,17 +144,17 @@ const err_table_t err_msgs[] = {
 	ERR_ITEM( ZSCANNER_ECANNOT_TEXT_DATA,
 	          "Unable to process text form for this type." ),
 	ERR_ITEM( ZSCANNER_EBAD_LOC_DATA,
-	          "Bad zone location data." ),
+	          "Invalid zone location data." ),
 	ERR_ITEM( ZSCANNER_EUNKNOWN_BLOCK,
 	          "Unknown rdata block." ),
 	ERR_ITEM( ZSCANNER_EBAD_ALGORITHM,
-	          "Bad algorithm." ),
+	          "Invalid algorithm." ),
 	ERR_ITEM( ZSCANNER_EBAD_CERT_TYPE,
-	          "Bad certificate type." ),
+	          "Invalid certificate type." ),
 	ERR_ITEM( ZSCANNER_EBAD_EUI_LENGTH,
-	          "Bad EUI length." ),
+	          "Invalid EUI length." ),
 	ERR_ITEM( ZSCANNER_EBAD_L64_LENGTH,
-	          "Bad 64-bit locator." ),
+	          "Invalid 64-bit locator." ),
 	ERR_ITEM( ZSCANNER_EBAD_CHAR_COLON,
 	          "Missing colon character." ),
 	ERR_ITEM( ZSCANNER_EBAD_CHAR_DASH,