* stuff. For the high-level interface, see pb_encode.h and pb_decode.h.
*/
-#ifndef _PB_H_
-#define _PB_H_
+#ifndef PB_H_INCLUDED
+#define PB_H_INCLUDED
/*****************************************************************
* Nanopb compilation time options. You can change these here by *
* uncommenting the lines, or on the compiler command line. *
*****************************************************************/
+/* Enable support for dynamically allocated fields */
+/* #define PB_ENABLE_MALLOC 1 */
+
/* Define this if your CPU architecture is big endian, i.e. it
* stores the most-significant byte first. */
/* #define __BIG_ENDIAN__ 1 */
+/* Define this if your CPU / compiler combination does not support
+ * unaligned memory access to packed structures. */
+/* #define PB_NO_PACKED_STRUCTS 1 */
+
/* Increase the number of required fields that are tracked.
* A compiler warning will tell if you need this. */
/* #define PB_MAX_REQUIRED_FIELDS 256 */
/* Version of the nanopb library. Just in case you want to check it in
* your own program. */
-#define NANOPB_VERSION nanopb-0.2.6
+#define NANOPB_VERSION nanopb-0.3.2-dev
/* Include all the system headers needed by nanopb. You will need the
* definitions of the following:
#include <stddef.h>
#include <stdbool.h>
#include <string.h>
+
+#ifdef PB_ENABLE_MALLOC
+#include <stdlib.h>
+#endif
#endif
/* Macro for defining packed structures (compiler dependent).
* This just reduces memory requirements, but is not required.
*/
-#if defined(__GNUC__) || defined(__clang__)
+#if defined(PB_NO_PACKED_STRUCTS)
+ /* Disable struct packing */
+# define PB_PACKED_STRUCT_START
+# define PB_PACKED_STRUCT_END
+# define pb_packed
+#elif defined(__GNUC__) || defined(__clang__)
/* For GCC and clang */
# define PB_PACKED_STRUCT_START
# define PB_PACKED_STRUCT_END
# define pb_packed __attribute__((packed))
-#elif defined(__ICCARM__)
- /* For IAR ARM compiler */
+#elif defined(__ICCARM__) || defined(__CC_ARM)
+ /* For IAR ARM and Keil MDK-ARM compilers */
# define PB_PACKED_STRUCT_START _Pragma("pack(push, 1)")
# define PB_PACKED_STRUCT_END _Pragma("pack(pop)")
# define pb_packed
#endif
/* Handly macro for suppressing unreferenced-parameter compiler warnings. */
-#ifndef UNUSED
-#define UNUSED(x) (void)(x)
+#ifndef PB_UNUSED
+#define PB_UNUSED(x) (void)(x)
#endif
/* Compile-time assertion, used for checking compatible compilation options.
- * If this does not work properly on your compiler, use #define STATIC_ASSERT
- * to disable it.
+ * If this does not work properly on your compiler, use
+ * #define PB_NO_STATIC_ASSERT to disable it.
*
* But before doing that, check carefully the error message / place where it
* comes from to see if the error has a real cause. Unfortunately the error
* message is not always very clear to read, but you can see the reason better
- * in the place where the STATIC_ASSERT macro was called.
+ * in the place where the PB_STATIC_ASSERT macro was called.
*/
-#ifndef STATIC_ASSERT
-#define STATIC_ASSERT(COND,MSG) typedef char STATIC_ASSERT_MSG(MSG, __LINE__, __COUNTER__)[(COND)?1:-1];
-#define STATIC_ASSERT_MSG(MSG, LINE, COUNTER) STATIC_ASSERT_MSG_(MSG, LINE, COUNTER)
-#define STATIC_ASSERT_MSG_(MSG, LINE, COUNTER) static_assertion_##MSG##LINE##COUNTER
+#ifndef PB_NO_STATIC_ASSERT
+#ifndef PB_STATIC_ASSERT
+#define PB_STATIC_ASSERT(COND,MSG) typedef char PB_STATIC_ASSERT_MSG(MSG, __LINE__, __COUNTER__)[(COND)?1:-1];
+#define PB_STATIC_ASSERT_MSG(MSG, LINE, COUNTER) PB_STATIC_ASSERT_MSG_(MSG, LINE, COUNTER)
+#define PB_STATIC_ASSERT_MSG_(MSG, LINE, COUNTER) pb_static_assertion_##MSG##LINE##COUNTER
+#endif
+#else
+#define PB_STATIC_ASSERT(COND,MSG)
#endif
/* Number of required fields to keep track of. */
* and array counts.
*/
#if defined(PB_FIELD_32BIT)
+#define PB_SIZE_MAX ((uint32_t)-1)
typedef uint32_t pb_size_t;
typedef int32_t pb_ssize_t;
#elif defined(PB_FIELD_16BIT)
+#define PB_SIZE_MAX ((uint16_t)-1)
typedef uint16_t pb_size_t;
typedef int16_t pb_ssize_t;
#else
+#define PB_SIZE_MAX ((uint8_t)-1)
typedef uint8_t pb_size_t;
typedef int8_t pb_ssize_t;
#endif
* PB_FIELD_32BIT.
*/
PB_PACKED_STRUCT_START
-typedef struct _pb_field_t pb_field_t;
-struct _pb_field_t {
+typedef struct pb_field_s pb_field_t;
+struct pb_field_s {
pb_size_t tag;
pb_type_t type;
pb_size_t data_offset; /* Offset of field data, relative to previous field. */
* If you get errors here, it probably means that your stdint.h is not
* correct for your platform.
*/
-STATIC_ASSERT(sizeof(int8_t) == 1, INT8_T_WRONG_SIZE)
-STATIC_ASSERT(sizeof(uint8_t) == 1, UINT8_T_WRONG_SIZE)
-STATIC_ASSERT(sizeof(int16_t) == 2, INT16_T_WRONG_SIZE)
-STATIC_ASSERT(sizeof(uint16_t) == 2, UINT16_T_WRONG_SIZE)
-STATIC_ASSERT(sizeof(int32_t) == 4, INT32_T_WRONG_SIZE)
-STATIC_ASSERT(sizeof(uint32_t) == 4, UINT32_T_WRONG_SIZE)
-STATIC_ASSERT(sizeof(int64_t) == 8, INT64_T_WRONG_SIZE)
-STATIC_ASSERT(sizeof(uint64_t) == 8, UINT64_T_WRONG_SIZE)
+PB_STATIC_ASSERT(sizeof(int8_t) == 1, INT8_T_WRONG_SIZE)
+PB_STATIC_ASSERT(sizeof(uint8_t) == 1, UINT8_T_WRONG_SIZE)
+PB_STATIC_ASSERT(sizeof(int16_t) == 2, INT16_T_WRONG_SIZE)
+PB_STATIC_ASSERT(sizeof(uint16_t) == 2, UINT16_T_WRONG_SIZE)
+PB_STATIC_ASSERT(sizeof(int32_t) == 4, INT32_T_WRONG_SIZE)
+PB_STATIC_ASSERT(sizeof(uint32_t) == 4, UINT32_T_WRONG_SIZE)
+PB_STATIC_ASSERT(sizeof(int64_t) == 8, INT64_T_WRONG_SIZE)
+PB_STATIC_ASSERT(sizeof(uint64_t) == 8, UINT64_T_WRONG_SIZE)
/* This structure is used for 'bytes' arrays.
* It has the number of bytes in the beginning, and after that an array.
* Note that actual structs used will have a different length of bytes array.
*/
-struct _pb_bytes_array_t {
- size_t size;
- uint8_t bytes[1];
-};
-typedef struct _pb_bytes_array_t pb_bytes_array_t;
+#define PB_BYTES_ARRAY_T(n) struct { pb_size_t size; uint8_t bytes[n]; }
+#define PB_BYTES_ARRAY_T_ALLOCSIZE(n) ((size_t)n + offsetof(pb_bytes_array_t, bytes))
-/* Same, except for pointer-type fields. There is no need to variable struct
- * length in this case.
- */
-struct _pb_bytes_ptr_t {
- size_t size;
- uint8_t *bytes;
+struct pb_bytes_array_s {
+ pb_size_t size;
+ uint8_t bytes[1];
};
-typedef struct _pb_bytes_ptr_t pb_bytes_ptr_t;
+typedef struct pb_bytes_array_s pb_bytes_array_t;
/* This structure is used for giving the callback function.
* It is stored in the message structure and filled in by the method that
*
* The callback can be null if you want to skip a field.
*/
-typedef struct _pb_istream_t pb_istream_t;
-typedef struct _pb_ostream_t pb_ostream_t;
-typedef struct _pb_callback_t pb_callback_t;
-struct _pb_callback_t {
+typedef struct pb_istream_s pb_istream_t;
+typedef struct pb_ostream_s pb_ostream_t;
+typedef struct pb_callback_s pb_callback_t;
+struct pb_callback_s {
#ifdef PB_OLD_CALLBACK_STYLE
/* Deprecated since nanopb-0.2.1 */
union {
* if you want to catch all unknown fields, you can also create a custom
* pb_extension_type_t with your own callback.
*/
-typedef struct _pb_extension_type_t pb_extension_type_t;
-typedef struct _pb_extension_t pb_extension_t;
-struct _pb_extension_type_t {
+typedef struct pb_extension_type_s pb_extension_type_t;
+typedef struct pb_extension_s pb_extension_t;
+struct pb_extension_type_s {
/* Called for each unknown field in the message.
* If you handle the field, read off all of its data and return true.
* If you do not handle the field, do not read anything and return true.
const void *arg;
};
-struct _pb_extension_t {
+struct pb_extension_s {
/* Type describing the extension field. Usually you'll initialize
* this to a pointer to the automatically generated structure. */
const pb_extension_type_t *type;
* If this extension does not match a field, the next handler is
* automatically called. */
pb_extension_t *next;
+
+ /* The decoder sets this to true if the extension was found.
+ * Ignored for encoding. */
+ bool found;
};
+/* Memory allocation functions to use. You can define pb_realloc and
+ * pb_free to custom functions if you want. */
+#ifdef PB_ENABLE_MALLOC
+# ifndef pb_realloc
+# define pb_realloc(ptr, size) realloc(ptr, size)
+# endif
+# ifndef pb_free
+# define pb_free(ptr) free(ptr)
+# endif
+#endif
+
+/* This is used to inform about need to regenerate .pb.h/.pb.c files. */
+#define PB_PROTO_HEADER_VERSION 30
+
/* These macros are used to declare pb_field_t's in the constant array. */
/* Size of a structure member, in bytes. */
#define pb_membersize(st, m) (sizeof ((st*)0)->m)
0, \
pb_membersize(st, m), 0, ptr}
+#define PB_OPTEXT_POINTER(tag, st, m, fd, ltype, ptr) \
+ PB_OPTIONAL_POINTER(tag, st, m, fd, ltype, ptr)
+
#define PB_OPTEXT_CALLBACK(tag, st, m, fd, ltype, ptr) \
- {tag, PB_ATYPE_CALLBACK | PB_HTYPE_OPTIONAL | ltype, \
- 0, 0, pb_membersize(st, m), 0, ptr}
+ PB_OPTIONAL_CALLBACK(tag, st, m, fd, ltype, ptr)
/* The mapping from protobuf types to LTYPEs is done using these macros. */
#define PB_LTYPE_MAP_BOOL PB_LTYPE_VARINT
* SINT32, SINT64, STRING, UINT32, UINT64 or EXTENSION
* - Field rules: REQUIRED, OPTIONAL or REPEATED
* - Allocation: STATIC or CALLBACK
+ * - Placement: FIRST or OTHER, depending on if this is the first field in structure.
* - Message name
* - Field name
* - Previous field name (or field name again for first field)
* - Pointer to default value or submsg fields.
*/
-#define PB_FIELD(tag, type, rules, allocation, message, field, prevfield, ptr) \
- PB_ ## rules ## _ ## allocation(tag, message, field, \
- PB_DATAOFFSET_CHOOSE(message, field, prevfield), \
- PB_LTYPE_MAP_ ## type, ptr)
-
-/* This is a new version of the macro used by nanopb generator from
- * version 0.2.3 onwards. It avoids the use of a ternary expression in
- * the initialization, which confused some compilers.
- *
- * - Placement: FIRST or OTHER, depending on if this is the first field in structure.
- *
- */
-#define PB_FIELD2(tag, type, rules, allocation, placement, message, field, prevfield, ptr) \
- PB_ ## rules ## _ ## allocation(tag, message, field, \
+#define PB_FIELD(tag, type, rules, allocation, placement, message, field, prevfield, ptr) \
+ PB_ ## rules ## _ ## allocation(tag, message, field, \
PB_DATAOFFSET_ ## placement(message, field, prevfield), \
PB_LTYPE_MAP_ ## type, ptr)
* messages if not used.
*/
#ifdef PB_NO_ERRMSG
-#define PB_RETURN_ERROR(stream,msg) return false
+#define PB_RETURN_ERROR(stream,msg) \
+ do {\
+ PB_UNUSED(stream); \
+ return false; \
+ } while(0)
#define PB_GET_ERROR(stream) "(errmsg disabled)"
#else
#define PB_RETURN_ERROR(stream,msg) \