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+/*
+Copyright (c) 2011, Network RADIUS SARL
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+ * Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+ * Neither the name of the <organization> nor the
+ names of its contributors may be used to endorse or promote products
+ derived from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
+DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <networkradius-devel/client.h>
+
+/** \file example_2.c
+ * \brief Sample code to initialize a RADIUS packet.
+ *
+ * This example initializes a packet, and then adds User-Name and
+ * CHAP-Password to it. The resulting packet is then printed to the
+ * standard output.
+ */
+
+static const char *secret = "testing123";
+static uint8_t request_buffer[NR_MAX_PACKET_LEN];
+static uint8_t response_buffer[NR_MAX_PACKET_LEN];
+static RADIUS_PACKET request, response;
+
+int main(int argc, const char *argv[])
+{
+ int rcode;
+ const char *user = "bob";
+ const char *password = "password";
+
+ rcode = nr_packet_init(&request, NULL, secret, PW_ACCESS_REQUEST,
+ request_buffer, sizeof(request_buffer));
+ if (rcode < 0) {
+ error:
+ fprintf(stderr, "Error: %s\n", nr_strerror(rcode));
+ return 1;
+ }
+
+ if (argc > 1) user = argv[1];
+ if (argc > 2) password = argv[2];
+
+ rcode = nr_packet_attr_append(&request, NULL,
+ NR_DA_USER_NAME,
+ user, 0);
+ if (rcode < 0) goto error;
+
+ rcode = nr_packet_attr_append(&request, NULL,
+ NR_DA_CHAP_PASSWORD,
+ password, strlen(password));
+ if (rcode < 0) goto error;
+
+ /*
+ * ALWAYS call nr_packet_sign() before sending the packet
+ * to anyone else!
+ */
+ rcode = nr_packet_sign(&request, NULL);
+ if (rcode < 0) goto error;
+
+ nr_packet_print_hex(&request);
+
+ rcode = nr_packet_decode(&request, NULL);
+ if (rcode < 0) goto error;
+
+ nr_vp_fprintf_list(stdout, request.vps);
+ nr_vp_free(&request.vps);
+
+ return 0;
+}