+static void save_rec_file(char *cpf, char *buffer, int len)
+{
+ int fd;
+ char *filename;
+ char *home, *tmpdir;
+ mode_t mask;
+ size_t fnlen;
+ int r;
+ home = getenv("HOME");
+ if (!home) {
+ tmpdir = getenv("TMPDIR");
+ if (!tmpdir)
+ tmpdir = "/tmp";
+ home = tmpdir;
+ }
+ fnlen = strlen(home) + strlen(cpf) + 13;
+ filename = malloc(fnlen);
+ snprintf(filename, fnlen, "%s/%s.REC.XXXXXX", home, cpf);
+ mask = umask(0177);
+ fd = mkstemp(filename);
+ if (fd < 0) {
+ fprintf(stderr, "Could not create receipt file: %s\n",
+ strerror(errno));
+ goto out;
+ }
+ r = write(fd, buffer, len);
+ if (r != len) {
+ fprintf(stderr, "Could not write to receipt file%s%s\n",
+ r < 0 ? ": " : ".",
+ r < 0 ? strerror(errno) : "");
+ goto out;
+ }
+ fprintf(stderr, "Wrote the receipt to %s.\n", filename);
+out:
+ close(fd);
+ free(filename);
+ umask(mask);
+}
+
+static void handle_response_text_and_file(char *cpf, struct rnet_message *message)
+{
+ char *value;
+ int vlen;
+ if (!rnet_message_parse(message, "texto", &value, &vlen))
+ fprintf(stderr, "%.*s\n", vlen, value);
+ if (!rnet_message_parse(message, "arquivo", &value, &vlen))
+ save_rec_file(cpf, value, vlen);
+}
+
+static void handle_response_already_found(char *cpf, struct rnet_message *message)
+{
+ handle_response_text_and_file(cpf, message);
+}
+
+static void handle_response_error(struct rnet_message *message)
+{
+ char *value;
+ int vlen;
+ if (!rnet_message_parse(message, "texto", &value, &vlen))
+ fprintf(stderr, "%.*s\n", vlen, value);
+ fprintf(stderr, "Error transmiting DEC file.\n");
+}
+