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-rw-r--r--tests/qtest/fuzz/fuzz.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/tests/qtest/fuzz/fuzz.c b/tests/qtest/fuzz/fuzz.c
index f5c923852e..33365c3782 100644
--- a/tests/qtest/fuzz/fuzz.c
+++ b/tests/qtest/fuzz/fuzz.c
@@ -137,6 +137,7 @@ int LLVMFuzzerInitialize(int *argc, char ***argv, char ***envp)
 {
 
     char *target_name;
+    char *dir;
 
     /* Initialize qgraph and modules */
     qos_graph_init();
@@ -147,6 +148,20 @@ int LLVMFuzzerInitialize(int *argc, char ***argv, char ***envp)
     target_name = strstr(**argv, "-target-");
     if (target_name) {        /* The binary name specifies the target */
         target_name += strlen("-target-");
+        /*
+         * With oss-fuzz, the executable is kept in the root of a directory (we
+         * cannot assume the path). All data (including bios binaries) must be
+         * in the same dir, or a subdir. Thus, we cannot place the pc-bios so
+         * that it would be in exec_dir/../pc-bios.
+         * As a workaround, oss-fuzz allows us to use argv[0] to get the
+         * location of the executable. Using this we add exec_dir/pc-bios to
+         * the datadirs.
+         */
+        dir = g_build_filename(g_path_get_dirname(**argv), "pc-bios", NULL);
+        if (g_file_test(dir, G_FILE_TEST_IS_DIR)) {
+            qemu_add_data_dir(dir);
+        }
+        g_free(dir);
     } else if (*argc > 1) {  /* The target is specified as an argument */
         target_name = (*argv)[1];
         if (!strstr(target_name, "--fuzz-target=")) {