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Diffstat (limited to 'radius/print.c')
| -rw-r--r-- | radius/print.c | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/radius/print.c b/radius/print.c new file mode 100644 index 0000000..6fa06d7 --- /dev/null +++ b/radius/print.c @@ -0,0 +1,227 @@ +/* +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. + */ + +/** \file print.c + * \brief Functions to print things. + */ + +#include "client.h" +#include <string.h> +#ifdef RS_TYPE_IPV6ADDR +#include <arpa/inet.h> +#endif + +#ifndef NDEBUG +void nr_packet_print_hex(RADIUS_PACKET *packet) +{ + int i; + + if (!packet->data) return; + + printf(" Code:\t\t%u\n", packet->data[0]); + printf(" Id:\t\t%u\n", packet->data[1]); + printf(" Length:\t%u\n", ((packet->data[2] << 8) | + (packet->data[3]))); + printf(" Vector:\t"); + for (i = 4; i < 20; i++) { + printf("%02x", packet->data[i]); + } + printf("\n"); + if ((packet->flags & RS_PACKET_SIGNED) == 0) printf("\t\tWARNING: nr_packet_sign() was not called!\n"); + + if (packet->length > 20) { + int total; + const uint8_t *ptr; + printf(" Data:"); + + total = packet->length - 20; + ptr = packet->data + 20; + + while (total > 0) { + int attrlen; + + printf("\t\t"); + if (total < 2) { /* too short */ + printf("%02x\n", *ptr); + break; + } + + if (ptr[1] > total) { /* too long */ + for (i = 0; i < total; i++) { + printf("%02x ", ptr[i]); + } + break; + } + + printf("%02x %02x ", ptr[0], ptr[1]); + attrlen = ptr[1] - 2; + ptr += 2; + total -= 2; + + for (i = 0; i < attrlen; i++) { + if ((i > 0) && ((i & 0x0f) == 0x00)) + printf("\t\t\t"); + printf("%02x ", ptr[i]); + if ((i & 0x0f) == 0x0f) printf("\n"); + } + + if (!attrlen || ((attrlen & 0x0f) != 0x00)) printf("\n"); + + ptr += attrlen; + total -= attrlen; + } + } + printf("\n"); + fflush(stdout); +} +#endif + +size_t nr_vp_snprintf_value(char *buffer, size_t buflen, const VALUE_PAIR *vp) +{ + size_t i, len; + char *p = buffer; + + switch (vp->da->type) { + case RS_TYPE_STRING: + /* + * FIXME: escape backslash && quotes! + */ + len = snprintf(p, buflen, "%s", vp->vp_strvalue); + break; + + case RS_TYPE_DATE: + case RS_TYPE_INTEGER: + case RS_TYPE_SHORT: + case RS_TYPE_BYTE: + len = snprintf(p, buflen, "%u", vp->vp_integer); + break; + + case RS_TYPE_IPADDR: + len = snprintf(p, buflen, "%u.%u.%u.%u", + (vp->vp_ipaddr >> 24) & 0xff, + (vp->vp_ipaddr >> 16) & 0xff, + (vp->vp_ipaddr >> 8) & 0xff, + vp->vp_ipaddr & 0xff); + break; + +#ifdef RS_TYPE_IPV6ADDR + case RS_TYPE_IPV6ADDR: + if (!inet_ntop(AF_INET6, &vp->vp_ipv6addr, buffer, buflen)) { + return -RSE_SYSTEM; + } + break; +#endif + +#ifdef RS_TYPE_IFID + case RS_TYPE_IFID: + len = snprintf(p, buflen, "%02x%02x%02x%02x%02x%02x%02x%02x", + vp->vp_ifid[0], vp->vp_ifid[1], + vp->vp_ifid[2], vp->vp_ifid[3], + vp->vp_ifid[4], vp->vp_ifid[5], + vp->vp_ifid[6], vp->vp_ifid[7]); + break; +#endif + + case RS_TYPE_OCTETS: + len = snprintf(p, buflen, "0x"); + if (len >= buflen) return 0; + + p += len; + buflen -= len; + + for (i = 0; i < vp->length; i++) { + len = snprintf(p, buflen, "%02x", vp->vp_octets[i]); + if (len >= buflen) return 0; + + p += len; + buflen -= len; + } + len = 0; + break; + + default: + len = 0; + break; + } + + if (len >= buflen) return 0; + + p += len; + buflen -= len; + + return p - buffer; +} + +size_t nr_vp_snprintf(char *buffer, size_t buflen, const VALUE_PAIR *vp) +{ + size_t len; + char *p = buffer; + + len = snprintf(p, buflen, "%s = ", vp->da->name); + if (len >= buflen) return 0; + + p += len; + buflen -= len; + + len = nr_vp_snprintf_value(p, buflen, vp); + if (len == 0) return 0; + + if (len >= buflen) return 0; + + p += len; + + return p - buffer; +} + +#ifndef NDEBUG +void nr_vp_fprintf_list(FILE *fp, const VALUE_PAIR *vps) +{ + const VALUE_PAIR *vp; + char buffer[1024]; + + for (vp = vps; vp != NULL; vp = vp->next) { + nr_vp_snprintf(buffer, sizeof(buffer), vp); + fprintf(fp, "\t%s\n", buffer); + } +} +#endif + +/** \cond PRIVATE */ +#define NR_STRERROR_BUFSIZE (1024) +static char nr_strerror_buffer[NR_STRERROR_BUFSIZE]; + +void nr_strerror_printf(const char *fmt, ...) +{ + va_list ap; + va_start(ap, fmt); + vsnprintf(nr_strerror_buffer, sizeof(nr_strerror_buffer), fmt, ap); + va_end(ap); + + fprintf(stderr, "ERROR: %s\n", nr_strerror_buffer); +} +/** \endcond */ + |