unsigned long (*mask_val)(struct syscall_arg *arg, unsigned long val);
void *parm;
const char *name;
+ u16 nr_entries; // for arrays
bool show_zero;
};
return scnprintf(bf, size, "%ld", arg->val);
}
+static size_t syscall_arg__scnprintf_char_array(char *bf, size_t size, struct syscall_arg *arg)
+{
+ // XXX Hey, maybe for sched:sched_switch prev/next comm fields we can
+ // fill missing comms using thread__set_comm()...
+ // here or in a special syscall_arg__scnprintf_pid_sched_tp...
+ return scnprintf(bf, size, "\"%-.*s\"", arg->fmt->nr_entries, arg->val);
+}
+
+#define SCA_CHAR_ARRAY syscall_arg__scnprintf_char_array
+
static const char *bpf_cmd[] = {
"MAP_CREATE", "MAP_LOOKUP_ELEM", "MAP_UPDATE_ELEM", "MAP_DELETE_ELEM",
"MAP_GET_NEXT_KEY", "PROG_LOAD",
arg->scnprintf = SCA_PID;
else if (strcmp(field->type, "umode_t") == 0)
arg->scnprintf = SCA_MODE_T;
- else if ((strcmp(field->type, "int") == 0 ||
+ else if ((field->flags & TEP_FIELD_IS_ARRAY) && strstarts(field->type, "char")) {
+ arg->scnprintf = SCA_CHAR_ARRAY;
+ arg->nr_entries = field->arraylen;
+ } else if ((strcmp(field->type, "int") == 0 ||
strcmp(field->type, "unsigned int") == 0 ||
strcmp(field->type, "long") == 0) &&
len >= 2 && strcmp(field->name + len - 2, "fd") == 0) {