tests/test-blobmsg-parse.c

   1 #include <stdio.h>
   2 #include <stdint.h>
   3 #include <stddef.h>
   4 #include <libgen.h>
   5
   6 #include "blobmsg.h"
   7
   8 enum {
   9         FOO_MESSAGE,
  10         FOO_LIST,
  11         FOO_TESTDATA,
  12         __FOO_MAX
  13 };
  14
  15 static const struct blobmsg_policy foo_policy[] = {
  16         [FOO_MESSAGE] = {
  17                 .name = "message",
  18                 .type = BLOBMSG_TYPE_STRING,
  19         },
  20         [FOO_LIST] = {
  21                 .name = "list",
  22                 .type = BLOBMSG_TYPE_ARRAY,
  23         },
  24         [FOO_TESTDATA] = {
  25                 .name = "testdata",
  26                 .type = BLOBMSG_TYPE_TABLE,
  27         },
  28 };
  29
  30 static void dump_result(const char *fn, int r, const char *filename, struct blob_attr **tb)
  31 {
  32         fprintf(stdout, "%s: %s: %c%c%c (%d)\n", basename((char *) filename), fn,
  33                 tb[FOO_MESSAGE] ? 'M' : '.',
  34                 tb[FOO_LIST] ? 'L' : '.',
  35                 tb[FOO_TESTDATA] ? 'T' : '.',
  36                 r);
  37 }
  38
  39 static void test_blobmsg(const char *filename)
  40 {
  41 #define BUF_LEN 256
  42         int r = 0;
  43         FILE *fd = NULL;
  44         size_t len = 0;
  45         char buf[BUF_LEN+1] = { 0 };
  46         struct blob_attr *tb[__FOO_MAX];
  47
  48         fd = fopen(filename, "r");
  49         if (!fd) {
  50                 fprintf(stderr, "unable to open %s", filename);
  51                 return;
  52         }
  53
  54         len = fread(&buf, 1, BUF_LEN, fd);
  55         fclose(fd);
  56
  57         r = blobmsg_parse(foo_policy, ARRAY_SIZE(foo_policy), tb, buf, len);
  58         dump_result("blobmsg_parse", r, filename, tb);
  59
  60         r = blobmsg_parse_array(foo_policy, ARRAY_SIZE(foo_policy), tb, buf, len);
  61         dump_result("blobmsg_parse_array", r, filename, tb);
  62 }
  63
  64 int main(int argc, char *argv[])
  65 {
  66         if (argc != 2) {
  67                 fprintf(stderr, "Usage: %s <blobmsg.bin>\n", argv[0]);
  68                 return 3;
  69         }
  70
  71         test_blobmsg(argv[1]);
  72
  73         return 0;
  74 }