2 * Copyright (c) 1995, Index Data
3 * See the file LICENSE for details.
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.5 1997-05-01 15:08:15 adam
8 * Added log_mask_str_x routine.
10 * Revision 1.4 1995/09/29 17:12:34 quinn
13 * Revision 1.3 1995/09/27 15:03:03 quinn
14 * Modified function heads & prototypes.
16 * Revision 1.2 1995/05/16 08:51:12 quinn
17 * License, documentation, and memory fixes
19 * Revision 1.1 1995/04/10 10:28:46 quinn
20 * Added copy of CCL and MARC display
29 #define ISO2709_RS 035
30 #define ISO2709_FS 036
31 #define ISO2709_IDFS 037
33 int atoi_n (const char *buf, int len)
40 val = val*10 + (*buf - '0');
46 int marc_display (const char *buf, FILE *outf)
51 int identifier_length;
53 int length_data_entry;
55 int length_implementation;
59 record_length = atoi_n (buf, 5);
60 if (record_length < 25)
62 indicator_length = atoi_n (buf+10, 1);
63 identifier_length = atoi_n (buf+11, 1);
64 base_address = atoi_n (buf+12, 4);
66 length_data_entry = atoi_n (buf+20, 1);
67 length_starting = atoi_n (buf+21, 1);
68 length_implementation = atoi_n (buf+22, 1);
70 for (entry_p = 24; buf[entry_p] != ISO2709_FS; )
71 entry_p += 3+length_data_entry+length_starting;
72 base_address = entry_p+1;
73 for (entry_p = 24; buf[entry_p] != ISO2709_FS; )
81 memcpy (tag, buf+entry_p, 3);
84 fprintf (outf, "%s ", tag);
85 data_length = atoi_n (buf+entry_p, length_data_entry);
86 entry_p += length_data_entry;
87 data_offset = atoi_n (buf+entry_p, length_starting);
88 entry_p += length_starting;
89 i = data_offset + base_address;
90 end_offset = i+data_length-1;
91 if (memcmp (tag, "00", 2) && indicator_length)
93 for (j = 0; j<indicator_length; j++)
94 fprintf (outf, "%c", buf[i++]);
96 while (buf[i] != ISO2709_RS && buf[i] != ISO2709_FS && i < end_offset)
98 if (memcmp (tag, "00", 2) && identifier_length)
101 fprintf (outf, " $");
102 for (j = 1; j<identifier_length; j++)
103 fprintf (outf, "%c", buf[i++]);
105 while (buf[i] != ISO2709_RS && buf[i] != ISO2709_IDFS &&
106 buf[i] != ISO2709_FS && i < end_offset)
107 fprintf (outf, "%c", buf[i++]);
110 fprintf (outf, "%c", buf[i++]);
112 fprintf (outf, "\n");
114 fprintf (outf, "-- separator but not at end of field\n");
115 if (buf[i] != ISO2709_RS && buf[i] != ISO2709_FS)
116 fprintf (outf, "-- no separator at end of field\n");
118 return record_length;