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authorPetteri Aimonen <jpa@git.mail.kapsi.fi>2013-12-21 14:16:03 +0400
committerPetteri Aimonen <jpa@git.mail.kapsi.fi>2013-12-21 14:16:03 +0400
commitee5b12c537115b113ce01708d4a86a4062cdb182 (patch)
tree53c617ada095685ae321e71fbda1b7d7d35ce2cd /pb.h
parent9cc19a5e998d93fbe6d7a7c18fba1e37a36076d5 (diff)
Add PB_LTYPE_UVARINT to fix encoding of negative int32 values.
Apparently int32 values that are negative must be cast into int64 first before being encoded. Because uint32 still needs to be cast to uint64, the cases for int32 and uint32 had to be separated. Update issue 97 Status: FixedInGit
Diffstat (limited to 'pb.h')
-rw-r--r--pb.h30
1 files changed, 13 insertions, 17 deletions
diff --git a/pb.h b/pb.h
index 4e64dde..a8e95e5 100644
--- a/pb.h
+++ b/pb.h
@@ -116,11 +116,6 @@
/* List of possible field types. These are used in the autogenerated code.
* Least-significant 4 bits tell the scalar type
* Most-significant 4 bits specify repeated/required/packed etc.
- *
- * INT32 and UINT32 are treated the same, as are (U)INT64 and (S)FIXED*
- * These types are simply casted to correct field type when they are
- * assigned to the memory pointer.
- * SINT* is different, though, because it is zig-zag coded.
*/
typedef uint8_t pb_type_t;
@@ -128,32 +123,33 @@ typedef uint8_t pb_type_t;
/**** Field data types ****/
/* Numeric types */
-#define PB_LTYPE_VARINT 0x00 /* int32, uint32, int64, uint64, bool, enum */
-#define PB_LTYPE_SVARINT 0x01 /* sint32, sint64 */
-#define PB_LTYPE_FIXED32 0x02 /* fixed32, sfixed32, float */
-#define PB_LTYPE_FIXED64 0x03 /* fixed64, sfixed64, double */
+#define PB_LTYPE_VARINT 0x00 /* int32, int64, enum, bool */
+#define PB_LTYPE_UVARINT 0x01 /* uint32, uint64 */
+#define PB_LTYPE_SVARINT 0x02 /* sint32, sint64 */
+#define PB_LTYPE_FIXED32 0x03 /* fixed32, sfixed32, float */
+#define PB_LTYPE_FIXED64 0x04 /* fixed64, sfixed64, double */
/* Marker for last packable field type. */
-#define PB_LTYPE_LAST_PACKABLE 0x03
+#define PB_LTYPE_LAST_PACKABLE 0x04
/* Byte array with pre-allocated buffer.
* data_size is the length of the allocated PB_BYTES_ARRAY structure. */
-#define PB_LTYPE_BYTES 0x04
+#define PB_LTYPE_BYTES 0x05
/* String with pre-allocated buffer.
* data_size is the maximum length. */
-#define PB_LTYPE_STRING 0x05
+#define PB_LTYPE_STRING 0x06
/* Submessage
* submsg_fields is pointer to field descriptions */
-#define PB_LTYPE_SUBMESSAGE 0x06
+#define PB_LTYPE_SUBMESSAGE 0x07
/* Extension pseudo-field
* The field contains a pointer to pb_extension_t */
-#define PB_LTYPE_EXTENSION 0x07
+#define PB_LTYPE_EXTENSION 0x08
/* Number of declared LTYPES */
-#define PB_LTYPES_COUNT 8
+#define PB_LTYPES_COUNT 9
#define PB_LTYPE_MASK 0x0F
/**** Field repetition rules ****/
@@ -410,8 +406,8 @@ struct _pb_extension_t {
#define PB_LTYPE_MAP_SINT32 PB_LTYPE_SVARINT
#define PB_LTYPE_MAP_SINT64 PB_LTYPE_SVARINT
#define PB_LTYPE_MAP_STRING PB_LTYPE_STRING
-#define PB_LTYPE_MAP_UINT32 PB_LTYPE_VARINT
-#define PB_LTYPE_MAP_UINT64 PB_LTYPE_VARINT
+#define PB_LTYPE_MAP_UINT32 PB_LTYPE_UVARINT
+#define PB_LTYPE_MAP_UINT64 PB_LTYPE_UVARINT
#define PB_LTYPE_MAP_EXTENSION PB_LTYPE_EXTENSION
/* This is the actual macro used in field descriptions.