FreeCalypso > hg > ueda-linux

annotate ueda/uschem-utils/checknets.c @ 142:7bdce91da1a5

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unet-excise utility added
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 19 Sep 2020 22:50:24 +0000
parents cd92449fdb51
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
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1 /*
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2 * Pseudo-netlist functionality for uschem-check
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3 */
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4
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5 #include <sys/types.h>
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6 #include <stdio.h>
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7 #include <strings.h>
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8 #include "../libuschem/schemstruct.h"
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9
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10 extern char *malloc();
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11
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12 extern struct schem *schem;
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13
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14 struct netname {
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15 char *name;
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16 int refcnt;
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17 struct netexcl *excl;
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18 struct netname *next;
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19 };
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20
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21 struct netexcl {
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22 char *filename;
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23 int lineno;
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24 struct netexcl *next;
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25 };
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26
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27 #define HASH_SIZE 1103
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28
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29 static struct netname *hashtab[HASH_SIZE];
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30
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31 static int
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32 hash_netname(str)
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33 char *str;
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34 {
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35 register u_long accum = 0;
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36 register char *cp;
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37 register int c, i;
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38
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39 for (cp = str, i = 1; c = *cp; cp++, i++)
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40 accum += c * i;
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41 return(accum % HASH_SIZE);
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42 }
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43
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44 static struct netname *
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45 get_netname_struct(name)
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46 register char *name;
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47 {
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48 register struct netname *n, **np;
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49
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50 for (np = hashtab + hash_netname(name); n = *np; np = &n->next)
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51 if (!strcmp(n->name, name))
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52 return(n);
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53 n = (struct netname *) malloc(sizeof(struct netname));
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54 if (!n) {
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55 perror("malloc");
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56 exit(1);
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57 }
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58 bzero(n, sizeof(struct netname));
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59 n->name = name;
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60 *np = n;
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61 return(n);
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62 }
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63
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64 record_netname_reference(netname, excl, filename, lineno)
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65 char *netname, *filename;
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66 {
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67 register struct netname *n;
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68 register struct netexcl *e;
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69
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70 n = get_netname_struct(netname);
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71 n->refcnt++;
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72 if (!excl)
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73 return;
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74 e = (struct netexcl *) malloc(sizeof(struct netexcl));
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75 if (!e) {
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76 perror("malloc");
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77 exit(1);
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78 }
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79 e->filename = filename;
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80 e->lineno = lineno;
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81 e->next = n->excl;
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82 n->excl = e;
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83 }
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84
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85 static
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86 get_exclusive_attr(obj, flagp)
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87 struct schemobj *obj;
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88 int *flagp;
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89 {
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90 register struct decoration *decor;
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91 register char *val;
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92
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93 for (decor = obj->obj_decorations; decor; decor = decor->decor_next)
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94 if (decor->decor_type == DECOR_TYPE_ATTR &&
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95 !strcmp(decor->decorattr_name, "exclusive"))
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96 break;
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97 if (!decor)
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98 return(0);
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99 val = decor->decorattr_value;
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100 if (!strcmp(val, "yes") || !strcmp(val, "true") || !strcmp(val, "1")) {
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101 *flagp = 1;
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102 return(1);
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103 }
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104 if (!strcmp(val, "no") || !strcmp(val, "false") || !strcmp(val, "0")) {
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105 *flagp = 0;
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106 return(1);
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107 }
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108 return(0);
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109 }
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110
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111 static
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112 visual_netname_cues(grouphead)
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113 struct schemobj *grouphead;
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114 {
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115 register struct schemobj *obj;
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116 register struct decoration *decor;
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117
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118 for (obj = grouphead; ; obj = obj->obj_next) {
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119 if (obj->obj_type != OBJTYPE_GRAPHNET)
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120 break;
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121 if (obj->netobj_grouphead != grouphead)
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122 break;
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123 if (obj->netobj_forcenets)
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124 return(1);
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125 for (decor = obj->obj_decorations; decor;
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126 decor = decor->decor_next)
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127 if (decor->decor_type == DECOR_TYPE_DISPLAYNETNAME)
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128 return(1);
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129 }
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
130 return(0);
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
131 }
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
132
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
133 check_exclusive_nets()
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
134 {
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
135 register struct schemobj *obj;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
136 int isexcl;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
137
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
138 for (obj = schem->obj_next; obj != (struct schemobj *)schem;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
139 obj = obj->obj_next) {
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
140 switch (obj->obj_type) {
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
141 case OBJTYPE_NET:
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
142 if (!obj->netobj_netname)
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
143 continue;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
144 if (!get_exclusive_attr(obj, &isexcl))
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
145 isexcl = 0;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
146 record_netname_reference(obj->netobj_netname, isexcl,
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
147 schem->orig_filename,
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
148 obj->obj_lineno);
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
149 continue;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
150 case OBJTYPE_GRAPHNET:
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
151 if (obj->netobj_grouphead != obj)
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
152 continue;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
153 if (!obj->netobj_netname)
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
154 continue;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
155 if (!get_exclusive_attr(obj, &isexcl)) {
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
156 if (visual_netname_cues(obj))
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
157 isexcl = 0;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
158 else
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
159 isexcl = 1;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
160 }
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
161 record_netname_reference(obj->netobj_netname, isexcl,
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
162 schem->orig_filename,
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
163 obj->obj_lineno);
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
164 continue;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
165 }
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
166 }
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
167 }
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
168
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
169 static
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
170 check_netname_for_excl(n)
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
171 struct netname *n;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
172 {
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
173 register struct netexcl *e;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
174
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
175 for (e = n->excl; e; e = e->next)
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
176 fprintf(stderr,
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
177 "Exclusive net %s at %s line %d has other connections\n",
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
178 n->name, e->filename, e->lineno);
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
179 }
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
180
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
181 report_exclusive_net_violations()
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
182 {
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
183 register struct netname *n, **hb;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
184 register int i;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
185
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
186 for (hb = hashtab, i = 0; i < HASH_SIZE; hb++, i++)
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
187 for (n = *hb; n; n = n->next)
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
188 if (n->refcnt > 1)
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
189 check_netname_for_excl(n);
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
190 }