test: read window from partition file

Resolves openbmc/openbmc#1440

Change-Id: I8e6ae35e4c5ba2936a578349e6cea464de6ab40d
Signed-off-by: Ratan Gupta <ratagupt@in.ibm.com>

1 files changed, 89 insertions, 0 deletions

diff --git a/test/create_read_window_vpnor.cpp b/test/create_read_window_vpnor.cpp
new file mode 100644
index 0000000..855d88d
--- /dev/null
+++ b/test/create_read_window_vpnor.cpp
@@ -0,0 +1,89 @@
+#include "config.h"
+#include "mboxd_pnor_partition_table.h"
+
+extern "C" {
+#include "test/mbox.h"
+#include "test/system.h"
+}
+
+#include <assert.h>
+#include <string.h>
+
+#include <vector>
+#include <fstream>
+#include <experimental/filesystem>
+
+constexpr auto line = "partition01=HBB,00000000,00000400,ECC,PRESERVED";
+constexpr auto partition = "HBB";
+char tmplt[] = "/tmp/create_read_test.XXXXXX";
+uint8_t data[8] = { 0xaa, 0x55, 0xaa, 0x66, 0x77, 0x88, 0x99, 0xab };
+
+#define BLOCK_SIZE  4096
+#define MEM_SIZE    (BLOCK_SIZE *2)
+#define ERASE_SIZE  BLOCK_SIZE
+#define N_WINDOWS   1
+#define WINDOW_SIZE BLOCK_SIZE
+
+static const uint8_t get_info[] = {
+        0x02, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+// offset 1 and size 6
+static const uint8_t create_read_window[] = {
+        0x04, 0x01, 0x01, 0x00, 0x06, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const uint8_t response[] = {
+        0x04, 0x01, 0xfe, 0xff, 0x01, 0x00, 0x01, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x01
+};
+
+namespace fs = std::experimental::filesystem;
+
+int main()
+{
+    char* tmpdir = mkdtemp(tmplt);
+    assert(tmpdir != nullptr);
+
+    // create the toc file
+    fs::path tocFilePath{tmpdir};
+    tocFilePath /= PARTITION_TOC_FILE;
+    std::ofstream tocFile(tocFilePath.c_str());
+    tocFile.write(line, strlen(line));
+    tocFile.close();
+
+    // create the partition file
+    fs::path partitionFilePath{tmpdir};
+    partitionFilePath /= partition;
+    std::ofstream partitionFile(partitionFilePath.c_str());
+
+    partitionFile.write((char*)data,sizeof(data));
+    partitionFile.close();
+
+    system_set_reserved_size(MEM_SIZE);
+    system_set_mtd_sizes(MEM_SIZE, ERASE_SIZE);
+
+    struct mbox_context *ctx = mbox_create_test_context(N_WINDOWS, WINDOW_SIZE);
+    strcpy(ctx->paths.ro_loc,tmpdir);
+
+    vpnor_create_partition_table_from_path(ctx, tmpdir);
+
+    int rc = mbox_command_dispatch(ctx, get_info, sizeof(get_info));
+    assert(rc == 1);
+
+    // send the request for partition1
+    rc = mbox_command_dispatch(ctx, create_read_window,
+                        sizeof(create_read_window));
+    assert(rc == 1);
+
+    rc = mbox_cmp(ctx, response, sizeof(response));
+    assert(rc == 0);
+
+    // Compare the reserved memory to the pnor
+    rc = memcmp(ctx->mem, data, 6);
+    assert(rc == 0);
+
+    fs::remove_all(fs::path{tmpdir});
+    return rc;
+}