SIM-115: update simulator to use latest E2SM KPM version 3

[sim/e2-interface.git] / e2sim / asn1c / per_encoder.c

diff --git a/e2sim/asn1c/per_encoder.c b/e2sim/asn1c/per_encoder.c
new file mode 100644 (file)
index 0000000..01ab70b
--- /dev/null
+++ b/e2sim/asn1c/per_encoder.c
@@ -0,0 +1,35 @@
+#include <asn_internal.h>
+#include <per_encoder.h>
+
+int
+ignore_output(const void *data, size_t size, void *app_key) {
+    (void)data;
+    (void)size;
+    (void)app_key;
+    return 0;
+}
+
+int
+encode_dyn_cb(const void *buffer, size_t size, void *key) {
+    enc_dyn_arg *arg = key;
+    if(arg->length + size >= arg->allocated) {
+        size_t new_size = arg->allocated ? arg->allocated : 8;
+        void *p;
+
+        do {
+            new_size <<= 2;
+        } while(arg->length + size >= new_size);
+
+        p = REALLOC(arg->buffer, new_size);
+        if(!p) {
+            FREEMEM(arg->buffer);
+            memset(arg, 0, sizeof(*arg));
+            return -1;
+        }
+        arg->buffer = p;
+        arg->allocated = new_size;
+    }
+    memcpy(((char *)arg->buffer) + arg->length, buffer, size);
+    arg->length += size;
+    return 0;
+}