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Commit b6e79551 authored by Matthew Maurer's avatar Matthew Maurer
Browse files

trusty: tipc-test: Test multi-page support 

Test: tipc-test -t send-fd
Bug: 117221195
Change-Id: Ie8623a70f6935ede6bb5e9dd1a7945a7e356d854
parent 09494764

trusty/libtrusty/tipc-test/tipc_test.c

+8 −3
Original line number Diff line number Diff line
@@ -893,6 +893,7 @@ static int send_fd_test(void) { 
    int memfd = -1;

    int fd = -1;

    volatile char* buf = MAP_FAILED;

    const size_t num_pages = 10;



    fd = tipc_connect(dev_name, receiver_name);

    if (fd < 0) {
@@ -908,13 +909,14 @@ static int send_fd_test(void) { 
        goto cleanup;

    }



    if (ftruncate(memfd, PAGE_SIZE) < 0) {

    size_t buf_size = PAGE_SIZE * num_pages;

    if (ftruncate(memfd, buf_size) < 0) {

        fprintf(stderr, "Failed to resize memfd: %s\n", strerror(errno));

        ret = -1;

        goto cleanup;

    }



    buf = mmap(0, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, memfd, 0);

    buf = mmap(0, buf_size, PROT_READ | PROT_WRITE, MAP_SHARED, dma_buf, 0);

    if (buf == MAP_FAILED) {

        fprintf(stderr, "Failed to map memfd: %s\n", strerror(errno));

        ret = -1;
@@ -938,7 +940,10 @@ static int send_fd_test(void) { 
    read(fd, &c, 1);

    tipc_close(fd);



    ret = strcmp("Hello from Trusty!", (const char*)buf) ? (-1) : 0;

    ret = 0;

    for (size_t skip = 0; skip < num_pages; skip++) {

        ret |= strcmp("Hello from Trusty!", (const char*)&buf[skip * PAGE_SIZE]) ? (-1) : 0;

    }



cleanup:

    if (buf != MAP_FAILED) {