Add netstumbler reader. From John Temples, gpsbabel atsign xargs com
authorrobertl <robertl@f51c46e8-681c-474f-0cfe-069cfd0219fb>
Wed, 16 Jun 2004 17:14:36 +0000 (17:14 +0000)
committerrobertl <robertl@f51c46e8-681c-474f-0cfe-069cfd0219fb>
Wed, 16 Jun 2004 17:14:36 +0000 (17:14 +0000)
gpsbabel/Makefile
gpsbabel/defs.h
gpsbabel/duplicate.c
gpsbabel/netstumbler.c [new file with mode: 0644]
gpsbabel/util_crc.c [new file with mode: 0644]
gpsbabel/vecs.c

index 55f6ea2932374acaa3501b5e45a8a3644424480d..fa87d7eb0f46014c09d886386f3d1cf8ae438519 100644 (file)
@@ -19,7 +19,7 @@ FMTS=magproto.o gpx.o geo.o mapsend.o mapsource.o \
        psp.o holux.o garmin.o tmpro.o tpg.o \
        xcsv.o gcdb.o tiger.o internal_styles.o easygps.o quovadis.o \
        gpilots.o saroute.o navicache.o psitrex.o geoniche.o delgpl.o \
-       ozi.o nmea.o text.o html.o palmdoc.o
+       ozi.o nmea.o text.o html.o palmdoc.o netstumbler.o
 
 FILTERS=position.o duplicate.o arcdist.o polygon.o smplrout.o reverse_route.o sort.o
 
@@ -34,7 +34,7 @@ JEEPS=jeeps/gpsapp.o jeeps/gpscom.o \
 COLDSYNC=coldsync/util.o coldsync/pdb.o
 
 LIBOBJS = queue.o route.o waypt.o filter_vecs.o util.o vecs.o mkshort.o \
-          csv_util.o grtcirc.o vmem.o \
+          csv_util.o grtcirc.o vmem.o util_crc.o \
        $(COLDSYNC) $(GARMIN) $(JEEPS) $(FMTS) $(FILTERS)
 OBJS = main.o $(LIBOBJS)
 
index 85b275c10dea7dad4c67cea837d49413077048c6..2a722dfa43895ef9fa62212c3a309ab72904bf3f 100644 (file)
@@ -489,6 +489,11 @@ void pdb_write_double(void *pp, double d);
 double ddmm2degrees(double ddmm_val);
 double degrees2ddmm(double deg_val);
 
+/*
+ *  From util_crc.c
+ */
+unsigned long get_crc32(void * data, int datalen);
+
 /*
  * A constant for unknown altitude.   It's tempting to just use zero
  * but that's not very nice for the folks near sea level.
index 6ff4ceb0e317ebba7e4886164f2e393cc6e41db6..9fc23bea195e50264e30bbfc5ef06cf888e2f311 100644 (file)
@@ -48,67 +48,6 @@ typedef struct btree_node {
        waypoint *wpt;
 } btree_node;
 
-static unsigned long crc32_table[256] =
-{
-       0x00000000, 0x77073096, 0xEE0E612C, 0x990951BA, 0x076DC419, 0x706AF48F,
-       0xE963A535, 0x9E6495A3, 0x0EDB8832, 0x79DCB8A4, 0xE0D5E91E, 0x97D2D988,
-       0x09B64C2B, 0x7EB17CBD, 0xE7B82D07, 0x90BF1D91, 0x1DB71064, 0x6AB020F2,
-       0xF3B97148, 0x84BE41DE, 0x1ADAD47D, 0x6DDDE4EB, 0xF4D4B551, 0x83D385C7,
-       0x136C9856, 0x646BA8C0, 0xFD62F97A, 0x8A65C9EC, 0x14015C4F, 0x63066CD9,
-       0xFA0F3D63, 0x8D080DF5, 0x3B6E20C8, 0x4C69105E, 0xD56041E4, 0xA2677172,
-       0x3C03E4D1, 0x4B04D447, 0xD20D85FD, 0xA50AB56B, 0x35B5A8FA, 0x42B2986C,
-       0xDBBBC9D6, 0xACBCF940, 0x32D86CE3, 0x45DF5C75, 0xDCD60DCF, 0xABD13D59,
-       0x26D930AC, 0x51DE003A, 0xC8D75180, 0xBFD06116, 0x21B4F4B5, 0x56B3C423,
-       0xCFBA9599, 0xB8BDA50F, 0x2802B89E, 0x5F058808, 0xC60CD9B2, 0xB10BE924,
-       0x2F6F7C87, 0x58684C11, 0xC1611DAB, 0xB6662D3D, 0x76DC4190, 0x01DB7106,
-       0x98D220BC, 0xEFD5102A, 0x71B18589, 0x06B6B51F, 0x9FBFE4A5, 0xE8B8D433,
-       0x7807C9A2, 0x0F00F934, 0x9609A88E, 0xE10E9818, 0x7F6A0DBB, 0x086D3D2D,
-       0x91646C97, 0xE6635C01, 0x6B6B51F4, 0x1C6C6162, 0x856530D8, 0xF262004E,
-       0x6C0695ED, 0x1B01A57B, 0x8208F4C1, 0xF50FC457, 0x65B0D9C6, 0x12B7E950,
-       0x8BBEB8EA, 0xFCB9887C, 0x62DD1DDF, 0x15DA2D49, 0x8CD37CF3, 0xFBD44C65,
-       0x4DB26158, 0x3AB551CE, 0xA3BC0074, 0xD4BB30E2, 0x4ADFA541, 0x3DD895D7,
-       0xA4D1C46D, 0xD3D6F4FB, 0x4369E96A, 0x346ED9FC, 0xAD678846, 0xDA60B8D0,
-       0x44042D73, 0x33031DE5, 0xAA0A4C5F, 0xDD0D7CC9, 0x5005713C, 0x270241AA,
-       0xBE0B1010, 0xC90C2086, 0x5768B525, 0x206F85B3, 0xB966D409, 0xCE61E49F,
-       0x5EDEF90E, 0x29D9C998, 0xB0D09822, 0xC7D7A8B4, 0x59B33D17, 0x2EB40D81,
-       0xB7BD5C3B, 0xC0BA6CAD, 0xEDB88320, 0x9ABFB3B6, 0x03B6E20C, 0x74B1D29A,
-       0xEAD54739, 0x9DD277AF, 0x04DB2615, 0x73DC1683, 0xE3630B12, 0x94643B84,
-       0x0D6D6A3E, 0x7A6A5AA8, 0xE40ECF0B, 0x9309FF9D, 0x0A00AE27, 0x7D079EB1,
-       0xF00F9344, 0x8708A3D2, 0x1E01F268, 0x6906C2FE, 0xF762575D, 0x806567CB,
-       0x196C3671, 0x6E6B06E7, 0xFED41B76, 0x89D32BE0, 0x10DA7A5A, 0x67DD4ACC,
-       0xF9B9DF6F, 0x8EBEEFF9, 0x17B7BE43, 0x60B08ED5, 0xD6D6A3E8, 0xA1D1937E,
-       0x38D8C2C4, 0x4FDFF252, 0xD1BB67F1, 0xA6BC5767, 0x3FB506DD, 0x48B2364B,
-       0xD80D2BDA, 0xAF0A1B4C, 0x36034AF6, 0x41047A60, 0xDF60EFC3, 0xA867DF55,
-       0x316E8EEF, 0x4669BE79, 0xCB61B38C, 0xBC66831A, 0x256FD2A0, 0x5268E236,
-       0xCC0C7795, 0xBB0B4703, 0x220216B9, 0x5505262F, 0xC5BA3BBE, 0xB2BD0B28,
-       0x2BB45A92, 0x5CB36A04, 0xC2D7FFA7, 0xB5D0CF31, 0x2CD99E8B, 0x5BDEAE1D,
-       0x9B64C2B0, 0xEC63F226, 0x756AA39C, 0x026D930A, 0x9C0906A9, 0xEB0E363F,
-       0x72076785, 0x05005713, 0x95BF4A82, 0xE2B87A14, 0x7BB12BAE, 0x0CB61B38,
-       0x92D28E9B, 0xE5D5BE0D, 0x7CDCEFB7, 0x0BDBDF21, 0x86D3D2D4, 0xF1D4E242,
-       0x68DDB3F8, 0x1FDA836E, 0x81BE16CD, 0xF6B9265B, 0x6FB077E1, 0x18B74777,
-       0x88085AE6, 0xFF0F6A70, 0x66063BCA, 0x11010B5C, 0x8F659EFF, 0xF862AE69,
-       0x616BFFD3, 0x166CCF45, 0xA00AE278, 0xD70DD2EE, 0x4E048354, 0x3903B3C2,
-       0xA7672661, 0xD06016F7, 0x4969474D, 0x3E6E77DB, 0xAED16A4A, 0xD9D65ADC,
-       0x40DF0B66, 0x37D83BF0, 0xA9BCAE53, 0xDEBB9EC5, 0x47B2CF7F, 0x30B5FFE9,
-       0xBDBDF21C, 0xCABAC28A, 0x53B39330, 0x24B4A3A6, 0xBAD03605, 0xCDD70693,
-       0x54DE5729, 0x23D967BF, 0xB3667A2E, 0xC4614AB8, 0x5D681B02, 0x2A6F2B94,
-       0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D
-};
-
-static unsigned long
-get_crc32(void * data, int datalen)
-{
-       unsigned long crc = 0xFFFFFFFF;
-       const unsigned char * cp = (unsigned char *)data;
-
-       while (cp < ((unsigned char *)data + datalen)) {
-               crc = ((crc >> 8) & 0x00FFFFFF) ^ crc32_table[(crc ^ *cp) &0xFF];
-               cp++;
-       }
-
-       return (crc ^ 0xFFFFFFFF);
-}
-
 static btree_node *
 addnode (btree_node * tree, btree_node * newnode, btree_node **oldnode)
 {
diff --git a/gpsbabel/netstumbler.c b/gpsbabel/netstumbler.c
new file mode 100644 (file)
index 0000000..d1fe8df
--- /dev/null
@@ -0,0 +1,285 @@
+/*
+    Read Netstumbler data files.
+
+    Copyright (C) 2004 Robert Lipe, robertlipe@usa.net and
+    John Temples; gpsns@xargs.com
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111 USA
+
+ */
+
+#include "defs.h"
+#include "csv_util.h"
+#include <ctype.h>
+
+static FILE *file_in;
+static char *nseicon = "Red Square";
+static char *nsneicon = "Green Square";
+static char *seicon = "Red Diamond";
+static char *sneicon = "Green Diamond";
+static char *snmac = NULL;
+
+static void    fix_netstumbler_dupes(void);
+extern unsigned long get_crc32(const void * data, int datalen);
+
+#define MYNAME "NETSTUMBLER"
+
+static
+arglist_t netstumbler_args[] = {
+       {"nseicon", &nseicon, "Non-stealth encrypted icon name", ARGTYPE_STRING },
+       {"nsneicon", &nsneicon, "Non-stealth non-encrypted icon name", ARGTYPE_STRING },
+       {"seicon", &seicon, "Stealth encrypted icon name", ARGTYPE_STRING },
+       {"sneicon", &sneicon, "Stealth non-encrypted icon name", ARGTYPE_STRING },
+       {"snmac", &snmac, "Shortname is MAC address", ARGTYPE_BOOL },
+       {0, 0, 0, 0}
+};
+
+static void
+rd_init(const char *fname)
+{
+       file_in = xfopen(fname, "r", MYNAME);
+}
+
+static void
+rd_deinit(void)
+{
+       fclose(file_in);
+}
+
+static void
+data_read(void)
+{
+       char ibuf[512];
+       char ssid[2 + 32 + 2 + 1];                      /* "( " + SSID + " )" + null */
+       char mac[2 + 17 + 2 + 1];                       /* "( " + MAC + " )" + null */
+       char desc[sizeof ssid - 1 + 15 + 1];    /* room for channel/speed */
+       double lat,lon;
+       waypoint *wpt_tmp;
+       int line_no = 0;
+       int stealth_num = 0, whitespace_num = 0;
+       long flags;
+       int speed, channel;
+       struct tm tm;
+
+       for(; fgets(ibuf, sizeof(ibuf), file_in);) {
+               char *field;
+               int field_num, len, i, stealth;
+               
+        /* A sharp in column zero might be a comment.  Or it might be
+         * something useful, like the date.
+        */
+
+               if (ibuf[0] == '#') {
+                       if (strncmp(&ibuf[2], "$DateGMT:", 9) == 0) {
+                               tm.tm_year = atoi(&ibuf[12]) - 1900;
+                               tm.tm_mon = atoi(&ibuf[17]) - 1;
+                               tm.tm_mday = atoi(&ibuf[20]);
+                       }
+
+                       continue;
+               }
+
+               field_num = 0;
+               line_no++;
+               field = csv_lineparse(ibuf, "\t", "", line_no);
+
+               while (field) {
+                       switch (field_num) {
+                               case 0:                         /* lat */
+                                       lat = atof(&field[2]);
+                                       if (field[0] == 'S')
+                                               lat = -lat;
+                                       break;
+
+                               case 1:                         /* long */
+                                       lon = atof(&field[2]);
+                                       if (field[0] == 'W')
+                                               lon = -lon;
+                                       break;
+
+                               case 2:                         /* ( SSID ) */
+                                       strcpy(ssid, &field[2]); /* zap "( " */
+                                       len = strlen(ssid) - 2;
+                                       ssid[len] = 0;           /* zap " )" */
+                                       stealth = (len == 0);
+                                       /* don't alter SSID in snmac mode */
+                                       if (!snmac) {
+                                               int found = 0;
+                                               /* check for all whitespace */
+                                               for (i = 0; i < len && !found; i++) {
+                                                       if (!isspace(ssid[i]))
+                                                               found = 1;
+                                               }
+
+                                               if (!stealth && !found)
+                                                       snprintf(ssid, sizeof ssid, "Whitespace/%d", ++whitespace_num);
+                                       }
+                                       break;
+
+                               case 4:                 /* ( MAC address ) */
+                                       strcpy(mac, &field[2]); /* zap "( " */
+                                       mac[strlen(mac) - 2] = 0;/* zap " )" */
+                                       break;
+
+                               case 5:                 /* time */
+                                       tm.tm_hour = atoi(field);
+                                       tm.tm_min = atoi(&field[3]);
+                                       tm.tm_sec = atoi(&field[6]);
+                                       break;
+
+                               case 8:                                 /* flags */
+                                       flags = strtol(field, NULL, 16);
+                                       break;
+
+                               case 11:                                /* data rate */
+                                       speed = atoi(field) / 10;
+                                       break;
+
+                               case 12:                                /* last channel */
+                                       channel = atoi(field);
+                                       break;
+
+                               case 3:                 /* type */
+                               case 6:                 /* SNR/sig/noise */
+                               case 7:                 /* name */
+                               case 9:                 /* channel bits */
+                               case 10:                /* beacon interval */
+                               default:
+                                       break;
+                       }
+
+                       field_num++;
+                       field = csv_lineparse(NULL, "\t", "", line_no);
+               }
+
+               if (lat == 0 && lon == 0)       /* skip records with no GPS data */
+                       continue;
+
+               wpt_tmp = xcalloc(sizeof(*wpt_tmp), 1);
+
+               if (stealth) {
+                       if (!snmac)
+                               snprintf(ssid, sizeof ssid, "Stealth/%d", ++stealth_num);
+
+                       if (flags & 0x0010)             /* encrypted? */
+                               wpt_tmp->icon_descr = seicon;
+                       else
+                               wpt_tmp->icon_descr = sneicon;
+               } else {
+                       if (flags & 0x0010)             /* encrypted? */
+                               wpt_tmp->icon_descr = nseicon;
+                       else
+                               wpt_tmp->icon_descr = nsneicon;
+               }
+
+               if (snmac) {
+                       snprintf(desc, sizeof desc, "%s/%d Mbps/Ch %d", ssid, speed, channel);
+                       wpt_tmp->shortname = xstrdup(mac);
+               } else {
+                       snprintf(desc, sizeof desc, "%d Mbps/Ch %d/%s", speed, channel, mac);
+                       wpt_tmp->shortname = xstrdup(ssid);
+               }
+
+               wpt_tmp->description = xstrdup(desc);
+               wpt_tmp->longitude = lon;
+               wpt_tmp->latitude = lat;
+               wpt_tmp->creation_time = mktime(&tm);
+
+               waypt_add(wpt_tmp);
+       }
+
+       fix_netstumbler_dupes();
+}
+
+typedef struct
+{
+       unsigned long crc;
+       waypoint *wpt;
+} htable_t;
+
+static
+int
+compare(const void *a, const void *b)
+{
+       unsigned long crc_a = ((const htable_t *)a)->crc;
+       unsigned long crc_b = ((const htable_t *)b)->crc;
+
+       /* we can't just return crc_a - crc_b because the return type is
+        * signed.
+        * */
+       
+       if (crc_a < crc_b)
+               return -1;
+       else if (crc_a > crc_b)
+               return 1;
+       else
+               return 0;
+}
+
+/* netstumbler data will have a lot of duplicate shortnames if the SSID
+ * is used as the shortname (the default).  salvage the dupes by
+ * synthesizing a (hopefully) unique shortname.
+ * */
+
+static
+void
+fix_netstumbler_dupes(void)
+{
+       int i, ct = waypt_count(), serial = 0;
+       htable_t *htable, *bh;
+       queue *elem, *tmp;
+       extern queue waypt_head;
+       const char *snptr;
+       unsigned long last_crc;
+       char ssid[32 + 5 + 1];
+
+       htable = xmalloc(ct * sizeof *htable);
+       bh = htable;
+
+       i = 0;
+       QUEUE_FOR_EACH(&waypt_head, elem, tmp) {
+               bh->wpt = (waypoint *) elem;
+               snptr = bh->wpt->shortname;
+               bh->crc = get_crc32(snptr, strlen(snptr));
+               i ++;
+               bh ++;
+       }
+       
+       qsort(htable, ct, sizeof *htable, compare);
+
+       last_crc = htable[0].crc + 1;           /* force mismatch */
+       
+       for (i = 0, bh = htable; i < ct; i++, bh++) {
+               if (last_crc == bh->crc) {
+                       snprintf(ssid, sizeof ssid, "%s/%d", bh->wpt->shortname, ++serial);
+                       xfree(bh->wpt->shortname);
+                       bh->wpt->shortname = xstrdup(ssid);
+               } else
+                       last_crc = bh->crc;
+       }
+
+       xfree(htable);
+}
+
+ff_vecs_t netstumbler_vecs = {
+       ff_type_file,
+       rd_init,
+       NULL,
+       rd_deinit,
+       NULL,
+       data_read,
+       NULL,
+       netstumbler_args
+};
diff --git a/gpsbabel/util_crc.c b/gpsbabel/util_crc.c
new file mode 100644 (file)
index 0000000..fa29dce
--- /dev/null
@@ -0,0 +1,81 @@
+/*
+    Compute CRC32's.
+
+    Copyright (C) 2002, 2003, 2004 Robert Lipe, robertlipe@usa.net
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111 USA
+
+ */
+
+static unsigned long crc32_table[256] =
+{
+       0x00000000, 0x77073096, 0xEE0E612C, 0x990951BA, 0x076DC419, 0x706AF48F,
+       0xE963A535, 0x9E6495A3, 0x0EDB8832, 0x79DCB8A4, 0xE0D5E91E, 0x97D2D988,
+       0x09B64C2B, 0x7EB17CBD, 0xE7B82D07, 0x90BF1D91, 0x1DB71064, 0x6AB020F2,
+       0xF3B97148, 0x84BE41DE, 0x1ADAD47D, 0x6DDDE4EB, 0xF4D4B551, 0x83D385C7,
+       0x136C9856, 0x646BA8C0, 0xFD62F97A, 0x8A65C9EC, 0x14015C4F, 0x63066CD9,
+       0xFA0F3D63, 0x8D080DF5, 0x3B6E20C8, 0x4C69105E, 0xD56041E4, 0xA2677172,
+       0x3C03E4D1, 0x4B04D447, 0xD20D85FD, 0xA50AB56B, 0x35B5A8FA, 0x42B2986C,
+       0xDBBBC9D6, 0xACBCF940, 0x32D86CE3, 0x45DF5C75, 0xDCD60DCF, 0xABD13D59,
+       0x26D930AC, 0x51DE003A, 0xC8D75180, 0xBFD06116, 0x21B4F4B5, 0x56B3C423,
+       0xCFBA9599, 0xB8BDA50F, 0x2802B89E, 0x5F058808, 0xC60CD9B2, 0xB10BE924,
+       0x2F6F7C87, 0x58684C11, 0xC1611DAB, 0xB6662D3D, 0x76DC4190, 0x01DB7106,
+       0x98D220BC, 0xEFD5102A, 0x71B18589, 0x06B6B51F, 0x9FBFE4A5, 0xE8B8D433,
+       0x7807C9A2, 0x0F00F934, 0x9609A88E, 0xE10E9818, 0x7F6A0DBB, 0x086D3D2D,
+       0x91646C97, 0xE6635C01, 0x6B6B51F4, 0x1C6C6162, 0x856530D8, 0xF262004E,
+       0x6C0695ED, 0x1B01A57B, 0x8208F4C1, 0xF50FC457, 0x65B0D9C6, 0x12B7E950,
+       0x8BBEB8EA, 0xFCB9887C, 0x62DD1DDF, 0x15DA2D49, 0x8CD37CF3, 0xFBD44C65,
+       0x4DB26158, 0x3AB551CE, 0xA3BC0074, 0xD4BB30E2, 0x4ADFA541, 0x3DD895D7,
+       0xA4D1C46D, 0xD3D6F4FB, 0x4369E96A, 0x346ED9FC, 0xAD678846, 0xDA60B8D0,
+       0x44042D73, 0x33031DE5, 0xAA0A4C5F, 0xDD0D7CC9, 0x5005713C, 0x270241AA,
+       0xBE0B1010, 0xC90C2086, 0x5768B525, 0x206F85B3, 0xB966D409, 0xCE61E49F,
+       0x5EDEF90E, 0x29D9C998, 0xB0D09822, 0xC7D7A8B4, 0x59B33D17, 0x2EB40D81,
+       0xB7BD5C3B, 0xC0BA6CAD, 0xEDB88320, 0x9ABFB3B6, 0x03B6E20C, 0x74B1D29A,
+       0xEAD54739, 0x9DD277AF, 0x04DB2615, 0x73DC1683, 0xE3630B12, 0x94643B84,
+       0x0D6D6A3E, 0x7A6A5AA8, 0xE40ECF0B, 0x9309FF9D, 0x0A00AE27, 0x7D079EB1,
+       0xF00F9344, 0x8708A3D2, 0x1E01F268, 0x6906C2FE, 0xF762575D, 0x806567CB,
+       0x196C3671, 0x6E6B06E7, 0xFED41B76, 0x89D32BE0, 0x10DA7A5A, 0x67DD4ACC,
+       0xF9B9DF6F, 0x8EBEEFF9, 0x17B7BE43, 0x60B08ED5, 0xD6D6A3E8, 0xA1D1937E,
+       0x38D8C2C4, 0x4FDFF252, 0xD1BB67F1, 0xA6BC5767, 0x3FB506DD, 0x48B2364B,
+       0xD80D2BDA, 0xAF0A1B4C, 0x36034AF6, 0x41047A60, 0xDF60EFC3, 0xA867DF55,
+       0x316E8EEF, 0x4669BE79, 0xCB61B38C, 0xBC66831A, 0x256FD2A0, 0x5268E236,
+       0xCC0C7795, 0xBB0B4703, 0x220216B9, 0x5505262F, 0xC5BA3BBE, 0xB2BD0B28,
+       0x2BB45A92, 0x5CB36A04, 0xC2D7FFA7, 0xB5D0CF31, 0x2CD99E8B, 0x5BDEAE1D,
+       0x9B64C2B0, 0xEC63F226, 0x756AA39C, 0x026D930A, 0x9C0906A9, 0xEB0E363F,
+       0x72076785, 0x05005713, 0x95BF4A82, 0xE2B87A14, 0x7BB12BAE, 0x0CB61B38,
+       0x92D28E9B, 0xE5D5BE0D, 0x7CDCEFB7, 0x0BDBDF21, 0x86D3D2D4, 0xF1D4E242,
+       0x68DDB3F8, 0x1FDA836E, 0x81BE16CD, 0xF6B9265B, 0x6FB077E1, 0x18B74777,
+       0x88085AE6, 0xFF0F6A70, 0x66063BCA, 0x11010B5C, 0x8F659EFF, 0xF862AE69,
+       0x616BFFD3, 0x166CCF45, 0xA00AE278, 0xD70DD2EE, 0x4E048354, 0x3903B3C2,
+       0xA7672661, 0xD06016F7, 0x4969474D, 0x3E6E77DB, 0xAED16A4A, 0xD9D65ADC,
+       0x40DF0B66, 0x37D83BF0, 0xA9BCAE53, 0xDEBB9EC5, 0x47B2CF7F, 0x30B5FFE9,
+       0xBDBDF21C, 0xCABAC28A, 0x53B39330, 0x24B4A3A6, 0xBAD03605, 0xCDD70693,
+       0x54DE5729, 0x23D967BF, 0xB3667A2E, 0xC4614AB8, 0x5D681B02, 0x2A6F2B94,
+       0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D
+};
+
+unsigned long
+get_crc32(void * data, int datalen)
+{
+       unsigned long crc = 0xFFFFFFFF;
+       const unsigned char * cp = (unsigned char *)data;
+
+       while (cp < ((unsigned char *)data + datalen)) {
+               crc = ((crc >> 8) & 0x00FFFFFF) ^ crc32_table[(crc ^ *cp) &0xFF];
+               cp++;
+       }
+
+       return (crc ^ 0xFFFFFFFF);
+}
index 8f2b5c4f6de6396ce5272e1e8a410b926ee1bbac..0fc7ee4de67f0a9164ee9aaf07b55ff64ae63307 100644 (file)
@@ -63,6 +63,7 @@ extern ff_vecs_t nmea_vecs;
 extern ff_vecs_t text_vecs;
 extern ff_vecs_t palmdoc_vecs;
 extern ff_vecs_t html_vecs;
+extern ff_vecs_t netstumbler_vecs;
 
 static
 vecs_t vec_list[] = {
@@ -265,6 +266,12 @@ vecs_t vec_list[] = {
                "PalmDoc Output",
                NULL
        },
+       {
+               &netstumbler_vecs,
+               "netstumbler",
+               "NetStumbler Summary File",
+               NULL
+       },
        {
                NULL,
                NULL,