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Diffstat (limited to 'tests/test-blob-buflen.c')
-rw-r--r-- | tests/test-blob-buflen.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/tests/test-blob-buflen.c b/tests/test-blob-buflen.c new file mode 100644 index 0000000..45ea379 --- /dev/null +++ b/tests/test-blob-buflen.c @@ -0,0 +1,31 @@ +#include <stdio.h> + +#include "blobmsg.h" + +/* chunks of 64KB to be added to blob-buffer */ +#define BUFF_SIZE 0x10000 +/* exceed maximum blob buff-length */ +#define BUFF_CHUNKS (((BLOB_ATTR_LEN_MASK + 1) / BUFF_SIZE) + 1) + +int main(int argc, char **argv) +{ + int i; + static struct blob_buf buf; + blobmsg_buf_init(&buf); + int prev_len = buf.buflen; + + for (i = 0; i < BUFF_CHUNKS; i++) { + struct blob_attr *attr = blob_new(&buf, 0, BUFF_SIZE); + if (!attr) { + fprintf(stderr, "SUCCESS: failed to allocate attribute\n"); + break; + } + if (prev_len < buf.buflen) { + prev_len = buf.buflen; + continue; + } + fprintf(stderr, "ERROR: buffer length did not increase\n"); + return -1; + } + return 0; +} |