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authorRomain Forlot <romain.forlot@iot.bzh>2017-05-02 17:51:53 +0200
committerRomain Forlot <romain.forlot@iot.bzh>2017-05-02 17:51:53 +0200
commit3102ec9ce009d0f28355c5b7df9c5bd5013e6e75 (patch)
tree80a1ea19ff06cc9308b236a0d8d6358d21dd0381 /CAN-binder/libs/nanopb/pb_common.h
parent12e680a3c97a2750c657a8c561a79706f3689149 (diff)
parent278ffb890e3d8722e4c7d824baaf221a1e375fc4 (diff)
Add 'CAN-binder/libs/nanopb/' from commit '278ffb890e3d8722e4c7d824baaf221a1e375fc4'
git-subtree-dir: CAN-binder/libs/nanopb git-subtree-mainline: 12e680a3c97a2750c657a8c561a79706f3689149 git-subtree-split: 278ffb890e3d8722e4c7d824baaf221a1e375fc4
Diffstat (limited to 'CAN-binder/libs/nanopb/pb_common.h')
-rw-r--r--CAN-binder/libs/nanopb/pb_common.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/CAN-binder/libs/nanopb/pb_common.h b/CAN-binder/libs/nanopb/pb_common.h
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+++ b/CAN-binder/libs/nanopb/pb_common.h
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+/* pb_common.h: Common support functions for pb_encode.c and pb_decode.c.
+ * These functions are rarely needed by applications directly.
+ */
+
+#ifndef PB_COMMON_H_INCLUDED
+#define PB_COMMON_H_INCLUDED
+
+#include "pb.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Iterator for pb_field_t list */
+struct pb_field_iter_s {
+ const pb_field_t *start; /* Start of the pb_field_t array */
+ const pb_field_t *pos; /* Current position of the iterator */
+ unsigned required_field_index; /* Zero-based index that counts only the required fields */
+ void *dest_struct; /* Pointer to start of the structure */
+ void *pData; /* Pointer to current field value */
+ void *pSize; /* Pointer to count/has field */
+};
+typedef struct pb_field_iter_s pb_field_iter_t;
+
+/* Initialize the field iterator structure to beginning.
+ * Returns false if the message type is empty. */
+bool pb_field_iter_begin(pb_field_iter_t *iter, const pb_field_t *fields, void *dest_struct);
+
+/* Advance the iterator to the next field.
+ * Returns false when the iterator wraps back to the first field. */
+bool pb_field_iter_next(pb_field_iter_t *iter);
+
+/* Advance the iterator until it points at a field with the given tag.
+ * Returns false if no such field exists. */
+bool pb_field_iter_find(pb_field_iter_t *iter, uint32_t tag);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif
+