diff options
Diffstat (limited to 'libs/nanopb/tests/basic_buffer/decode_buffer.c')
-rw-r--r-- | libs/nanopb/tests/basic_buffer/decode_buffer.c | 88 |
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 new file mode 100644 index 0000000..291d164 --- /dev/null +++ b/libs/nanopb/tests/basic_buffer/decode_buffer.c @@ -0,0 +1,88 @@ +/* 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; + } +} |