X-Git-Url: https://gitweb.ps.run/matrix_esp_thesis/blobdiff_plain/10325eaf40c80eb91f1c1eceea880c3abd54efd7..07e667e29883740aa0b82199cf0518a2e2684e26:/src/matrix.c

diff --git a/src/matrix.c b/src/matrix.c
index fbcf97e..fa7303f 100644
--- a/src/matrix.c
+++ b/src/matrix.c
@@ -226,6 +226,67 @@ MatrixMegolmOutSessionEncrypt(
     return res != olm_error();
 }
 
+bool
+MatrixMegolmOutSessionSave(
+    MatrixMegolmOutSession * session,
+    const char * filename,
+    const char * key)
+{
+    FILE * f = fopen(filename, "w");
+
+    size_t roomIdLen = strlen(session->roomId);
+    fwrite(&roomIdLen, sizeof(size_t), 1, f);
+    fwrite(session->roomId, 1, roomIdLen, f);
+
+    size_t pickleBufferLen =
+        olm_pickle_outbound_group_session_length(
+            session->session);
+    void * pickleBuffer = malloc(pickleBufferLen);
+
+    olm_pickle_outbound_group_session(
+        session->session,
+        key, strlen(key),
+        pickleBuffer, pickleBufferLen);
+    
+    fwrite(&pickleBufferLen, sizeof(size_t), 1, f);
+    fwrite(pickleBuffer, 1, pickleBufferLen, f);
+    free(pickleBuffer);
+
+    fclose(f);
+
+    return true;
+}
+
+bool
+MatrixMegolmOutSessionLoad(
+    MatrixMegolmOutSession * session,
+    const char * filename,
+    const char * key)
+{
+    FILE * f = fopen(filename, "r");
+
+    size_t roomIdLen;
+    fread(&roomIdLen, sizeof(size_t), 1, f);
+    fread(session->roomId, 1, roomIdLen, f);
+
+    size_t pickleBufferLen;
+    fread(&pickleBufferLen, sizeof(size_t), 1, f);
+
+    void * pickleBuffer = malloc(pickleBufferLen);
+    fread(pickleBuffer, 1, pickleBufferLen, f);
+
+    olm_unpickle_outbound_group_session(
+        session->session,
+        key, strlen(key),
+        pickleBuffer, pickleBufferLen);
+    
+    free(pickleBuffer);
+
+    fclose(f);
+
+    return true;
+}
+
 
 
 bool
@@ -259,17 +320,65 @@ MatrixClientInit(
 }
 
 bool
-MatrixClientSetAccessToken(
+MatrixClientSave(
     MatrixClient * client,
-    const char * accessToken)
+    const char * filename)
 {
-    int accessTokenLen = strlen(accessToken);
+    FILE * f = fopen(filename, "w");
+    
+    fwrite(client->deviceKey, 1, DEVICE_KEY_SIZE, f);
+    fwrite(client->signingKey, 1, DEVICE_KEY_SIZE, f);
+    fwrite(client->userId, 1, USER_ID_SIZE, f);
+    fwrite(client->server, 1, SERVER_SIZE, f);
+    fwrite(client->accessToken, 1, ACCESS_TOKEN_SIZE, f);
+    fwrite(client->deviceId, 1, DEVICE_ID_SIZE, f);
+    fwrite(client->expireMs, 1, EXPIRE_MS_SIZE, f);
+    fwrite(client->refreshToken, 1, REFRESH_TOKEN_SIZE, f);
+
+    fwrite(&client->numDevices, sizeof(int), 1, f);
+    for (int i = 0; i < client->numDevices; i++) {
+        fwrite(client->devices[i].deviceId, 1, DEVICE_ID_SIZE, f);
+        fwrite(client->devices[i].deviceKey, 1, DEVICE_KEY_SIZE, f);
+    }
 
-    if (accessTokenLen > ACCESS_TOKEN_SIZE - 1)
-        return false;
+    fclose(f);
+    return true;
+}
 
-    for (int i = 0; i < accessTokenLen; i++)
+bool
+MatrixClientLoad(
+    MatrixClient * client,
+    const char * filename)
+{
+    FILE * f = fopen(filename, "r");
+    
+    fread(client->deviceKey, 1, DEVICE_KEY_SIZE, f);
+    fread(client->signingKey, 1, DEVICE_KEY_SIZE, f);
+    fread(client->userId, 1, USER_ID_SIZE, f);
+    fread(client->server, 1, SERVER_SIZE, f);
+    fread(client->accessToken, 1, ACCESS_TOKEN_SIZE, f);
+    fread(client->deviceId, 1, DEVICE_ID_SIZE, f);
+    fread(client->expireMs, 1, EXPIRE_MS_SIZE, f);
+    fread(client->refreshToken, 1, REFRESH_TOKEN_SIZE, f);
+
+    fread(&client->numDevices, sizeof(int), 1, f);
+    for (int i = 0; i < client->numDevices; i++) {
+        fread(client->devices[i].deviceId, 1, DEVICE_ID_SIZE, f);
+        fread(client->devices[i].deviceKey, 1, DEVICE_KEY_SIZE, f);
+    }
+
+    fclose(f);
+    return true;
+}
+
+bool
+MatrixClientSetAccessToken(
+    MatrixClient * client,
+    const char * accessToken)
+{
+    for (int i = 0; i < ACCESS_TOKEN_SIZE-1; i++)
         client->accessToken[i] = accessToken[i];
+    client->accessToken[ACCESS_TOKEN_SIZE-1] = '\0';
 
     return true;
 }
@@ -279,13 +388,9 @@ MatrixClientSetDeviceId(
     MatrixClient * client,
     const char * deviceId)
 {
-    int deviceIdLen = strlen(deviceId);
-
-    if (deviceIdLen > DEVICE_ID_SIZE - 1)
-        return false;
-
-    for (int i = 0; i < deviceIdLen; i++)
+    for (int i = 0; i < DEVICE_ID_SIZE-1; i++)
         client->deviceId[i] = deviceId[i];
+    client->deviceId[DEVICE_ID_SIZE-1] = '\0';
 
     return true;
 }
@@ -295,13 +400,9 @@ MatrixClientSetUserId(
     MatrixClient * client,
     const char * userId)
 {
-    int userIdLen = strlen(userId);
-
-    if (userIdLen > USER_ID_SIZE - 1)
-        return false;
-
-    for (int i = 0; i < userIdLen; i++)
+    for (int i = 0; i < USER_ID_SIZE-1; i++)
         client->userId[i] = userId[i];
+    client->userId[USER_ID_SIZE-1] = '\0';
 
     return true;
 }