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-rw-r--r--libs/nanopb/tests/basic_buffer/decode_buffer.c88
1 files changed, 88 insertions, 0 deletions
diff --git a/libs/nanopb/tests/basic_buffer/decode_buffer.c b/libs/nanopb/tests/basic_buffer/decode_buffer.c
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+/* A very simple decoding test case, using person.proto.
+ * Produces output compatible with protoc --decode.
+ * Reads the encoded data from stdin and prints the values
+ * to stdout as text.
+ *
+ * Run e.g. ./test_encode1 | ./test_decode1
+ */
+
+#include <stdio.h>
+#include <pb_decode.h>
+#include "person.pb.h"
+#include "test_helpers.h"
+
+/* This function is called once from main(), it handles
+ the decoding and printing. */
+bool print_person(pb_istream_t *stream)
+{
+ int i;
+ Person person = Person_init_zero;
+
+ if (!pb_decode(stream, Person_fields, &person))
+ return false;
+
+ /* Now the decoding is done, rest is just to print stuff out. */
+
+ printf("name: \"%s\"\n", person.name);
+ printf("id: %ld\n", (long)person.id);
+
+ if (person.has_email)
+ printf("email: \"%s\"\n", person.email);
+
+ for (i = 0; i < person.phone_count; i++)
+ {
+ Person_PhoneNumber *phone = &person.phone[i];
+ printf("phone {\n");
+ printf(" number: \"%s\"\n", phone->number);
+
+ if (phone->has_type)
+ {
+ switch (phone->type)
+ {
+ case Person_PhoneType_WORK:
+ printf(" type: WORK\n");
+ break;
+
+ case Person_PhoneType_HOME:
+ printf(" type: HOME\n");
+ break;
+
+ case Person_PhoneType_MOBILE:
+ printf(" type: MOBILE\n");
+ break;
+ }
+ }
+ printf("}\n");
+ }
+
+ return true;
+}
+
+int main()
+{
+ uint8_t buffer[Person_size];
+ pb_istream_t stream;
+ size_t count;
+
+ /* Read the data into buffer */
+ SET_BINARY_MODE(stdin);
+ count = fread(buffer, 1, sizeof(buffer), stdin);
+
+ if (!feof(stdin))
+ {
+ printf("Message does not fit in buffer\n");
+ return 1;
+ }
+
+ /* Construct a pb_istream_t for reading from the buffer */
+ stream = pb_istream_from_buffer(buffer, count);
+
+ /* Decode and print out the stuff */
+ if (!print_person(&stream))
+ {
+ printf("Parsing failed: %s\n", PB_GET_ERROR(&stream));
+ return 1;
+ } else {
+ return 0;
+ }
+}