native_app_runtime_clone.c

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/**
 * @file
 * @brief Deep-copies AppRuntime structures so loaded runtime state can be duplicated safely.
 */
 
#include "native_app_runtime_clone.h"
 
#include <stdlib.h>
#include <string.h>
 
#ifdef _WIN32
#define native_clone_strdup _strdup
#else
#define native_clone_strdup strdup
#endif
 
static void clear_cloned_app_runtime(AppRuntime *app) {
  if (app == NULL) {
    return;
  }
  free(app->app_id);
  free(app->app_root);
  free(app->build_dir);
  free(app->artifact_dir);
  free(app->host_profile);
  free(app->compiled_entrypoint);
  free(app->state_path);
  free(app->base_path);
  free(app->log_path);
  free(app->log_format);
  free(app->error_report_path);
  free(app->debug);
  free(app->runtime_conf_path);
  memset(app, 0, sizeof(*app));
}
 
static char *clone_optional_string(const char *value) {
  if (value == NULL) {
    return NULL;
  }
  return native_clone_strdup(value);
}
 
int clone_app_runtime_native(const AppRuntime *source, AppRuntime *target) {
  if (source == NULL || target == NULL) {
    return -1;
  }
  memset(target, 0, sizeof(*target));
  target->app_id = clone_optional_string(source->app_id);
  target->app_root = clone_optional_string(source->app_root);
  target->build_dir = clone_optional_string(source->build_dir);
  target->artifact_dir = clone_optional_string(source->artifact_dir);
  target->host_profile = clone_optional_string(source->host_profile);
  target->compiled_entrypoint = clone_optional_string(source->compiled_entrypoint);
  target->state_path = clone_optional_string(source->state_path);
  target->base_path = clone_optional_string(source->base_path);
  target->log_path = clone_optional_string(source->log_path);
  target->log_format = clone_optional_string(source->log_format);
  target->error_report_path = clone_optional_string(source->error_report_path);
  target->debug = clone_optional_string(source->debug);
  target->runtime_conf_path = clone_optional_string(source->runtime_conf_path);
  if ((source->app_id != NULL && target->app_id == NULL) ||
      (source->app_root != NULL && target->app_root == NULL) ||
      (source->build_dir != NULL && target->build_dir == NULL) ||
      (source->artifact_dir != NULL && target->artifact_dir == NULL) ||
      (source->host_profile != NULL && target->host_profile == NULL) ||
      (source->compiled_entrypoint != NULL && target->compiled_entrypoint == NULL) ||
      (source->state_path != NULL && target->state_path == NULL) ||
      (source->base_path != NULL && target->base_path == NULL) ||
      (source->log_path != NULL && target->log_path == NULL) ||
      (source->log_format != NULL && target->log_format == NULL) ||
      (source->error_report_path != NULL && target->error_report_path == NULL) ||
      (source->debug != NULL && target->debug == NULL) ||
      (source->runtime_conf_path != NULL && target->runtime_conf_path == NULL)) {
    clear_cloned_app_runtime(target);
    return -1;
  }
  return 0;
}