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-rw-r--r--lib/dns/gen.c888
1 files changed, 888 insertions, 0 deletions
diff --git a/lib/dns/gen.c b/lib/dns/gen.c
new file mode 100644
index 0000000..ede8bc0
--- /dev/null
+++ b/lib/dns/gen.c
@@ -0,0 +1,888 @@
+/*
+ * Copyright (C) 2004-2008 Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 1998-2003 Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $Id: gen.c,v 1.83 2008/09/25 04:02:38 tbox Exp $ */
+
+/*! \file */
+
+#ifdef WIN32
+/*
+ * Silence compiler warnings about using strcpy and friends.
+ */
+#define _CRT_SECURE_NO_DEPRECATE 1
+#endif
+
+#include <sys/types.h>
+
+#include <ctype.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+
+#ifdef WIN32
+#include "gen-win32.h"
+#else
+#include "gen-unix.h"
+#endif
+
+#define TYPECLASSLEN 21
+
+#define FROMTEXTARGS "rdclass, type, lexer, origin, options, target, callbacks"
+#define FROMTEXTCLASS "rdclass"
+#define FROMTEXTTYPE "type"
+#define FROMTEXTDEF "result = DNS_R_UNKNOWN"
+
+#define TOTEXTARGS "rdata, tctx, target"
+#define TOTEXTCLASS "rdata->rdclass"
+#define TOTEXTTYPE "rdata->type"
+#define TOTEXTDEF "use_default = ISC_TRUE"
+
+#define FROMWIREARGS "rdclass, type, source, dctx, options, target"
+#define FROMWIRECLASS "rdclass"
+#define FROMWIRETYPE "type"
+#define FROMWIREDEF "use_default = ISC_TRUE"
+
+#define TOWIREARGS "rdata, cctx, target"
+#define TOWIRECLASS "rdata->rdclass"
+#define TOWIRETYPE "rdata->type"
+#define TOWIREDEF "use_default = ISC_TRUE"
+
+#define FROMSTRUCTARGS "rdclass, type, source, target"
+#define FROMSTRUCTCLASS "rdclass"
+#define FROMSTRUCTTYPE "type"
+#define FROMSTRUCTDEF "use_default = ISC_TRUE"
+
+#define TOSTRUCTARGS "rdata, target, mctx"
+#define TOSTRUCTCLASS "rdata->rdclass"
+#define TOSTRUCTTYPE "rdata->type"
+#define TOSTRUCTDEF "use_default = ISC_TRUE"
+
+#define FREESTRUCTARGS "source"
+#define FREESTRUCTCLASS "common->rdclass"
+#define FREESTRUCTTYPE "common->rdtype"
+#define FREESTRUCTDEF NULL
+
+#define COMPAREARGS "rdata1, rdata2"
+#define COMPARECLASS "rdata1->rdclass"
+#define COMPARETYPE "rdata1->type"
+#define COMPAREDEF "use_default = ISC_TRUE"
+
+#define ADDITIONALDATAARGS "rdata, add, arg"
+#define ADDITIONALDATACLASS "rdata->rdclass"
+#define ADDITIONALDATATYPE "rdata->type"
+#define ADDITIONALDATADEF "use_default = ISC_TRUE"
+
+#define DIGESTARGS "rdata, digest, arg"
+#define DIGESTCLASS "rdata->rdclass"
+#define DIGESTTYPE "rdata->type"
+#define DIGESTDEF "use_default = ISC_TRUE"
+
+#define CHECKOWNERARGS "name, rdclass, type, wildcard"
+#define CHECKOWNERCLASS "rdclass"
+#define CHECKOWNERTYPE "type"
+#define CHECKOWNERDEF "result = ISC_TRUE"
+
+#define CHECKNAMESARGS "rdata, owner, bad"
+#define CHECKNAMESCLASS "rdata->rdclass"
+#define CHECKNAMESTYPE "rdata->type"
+#define CHECKNAMESDEF "result = ISC_TRUE"
+
+const char copyright[] =
+"/*\n"
+" * Copyright (C) 2004%s Internet Systems Consortium, Inc. (\"ISC\")\n"
+" * Copyright (C) 1998-2003 Internet Software Consortium.\n"
+" *\n"
+" * Permission to use, copy, modify, and distribute this software for any\n"
+" * purpose with or without fee is hereby granted, provided that the above\n"
+" * copyright notice and this permission notice appear in all copies.\n"
+" *\n"
+" * THE SOFTWARE IS PROVIDED \"AS IS\" AND ISC DISCLAIMS ALL WARRANTIES WITH\n"
+" * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY\n"
+" * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,\n"
+" * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM\n"
+" * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE\n"
+" * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR\n"
+" * PERFORMANCE OF THIS SOFTWARE.\n"
+" */\n"
+"\n"
+"/***************\n"
+" ***************\n"
+" *************** THIS FILE IS AUTOMATICALLY GENERATED BY gen.c.\n"
+" *************** DO NOT EDIT!\n"
+" ***************\n"
+" ***************/\n"
+"\n"
+"/*! \\file */\n"
+"\n";
+
+#define TYPENAMES 256
+
+struct cc {
+ struct cc *next;
+ int rdclass;
+ char classname[TYPECLASSLEN];
+} *classes;
+
+struct tt {
+ struct tt *next;
+ int rdclass;
+ int type;
+ char classname[TYPECLASSLEN];
+ char typename[TYPECLASSLEN];
+ char dirname[256]; /* XXX Should be max path length */
+} *types;
+
+struct ttnam {
+ char typename[TYPECLASSLEN];
+ char macroname[TYPECLASSLEN];
+ char attr[256];
+ unsigned int sorted;
+ int type;
+} typenames[TYPENAMES];
+
+int maxtype = -1;
+
+char *
+upper(char *);
+char *
+funname(const char *, char *);
+void
+doswitch(const char *, const char *, const char *, const char *,
+ const char *, const char *);
+void
+dodecl(char *, char *, char *);
+void
+add(int, const char *, int, const char *, const char *);
+void
+sd(int, const char *, const char *, char);
+void
+insert_into_typenames(int, const char *, const char *);
+
+/*%
+ * If you use more than 10 of these in, say, a printf(), you'll have problems.
+ */
+char *
+upper(char *s) {
+ static int buf_to_use = 0;
+ static char buf[10][256];
+ char *b;
+ int c;
+
+ buf_to_use++;
+ if (buf_to_use > 9)
+ buf_to_use = 0;
+
+ b = buf[buf_to_use];
+ memset(b, 0, 256);
+
+ while ((c = (*s++) & 0xff))
+ *b++ = islower(c) ? toupper(c) : c;
+ *b = '\0';
+ return (buf[buf_to_use]);
+}
+
+char *
+funname(const char *s, char *buf) {
+ char *b = buf;
+ char c;
+
+ while ((c = *s++)) {
+ *b++ = (c == '-') ? '_' : c;
+ }
+ *b = '\0';
+ return (buf);
+}
+
+void
+doswitch(const char *name, const char *function, const char *args,
+ const char *tsw, const char *csw, const char *res)
+{
+ struct tt *tt;
+ int first = 1;
+ int lasttype = 0;
+ int subswitch = 0;
+ char buf1[TYPECLASSLEN], buf2[TYPECLASSLEN];
+ const char *result = " result =";
+
+ if (res == NULL)
+ result = "";
+
+ for (tt = types; tt != NULL; tt = tt->next) {
+ if (first) {
+ fprintf(stdout, "\n#define %s \\\n", name);
+ fprintf(stdout, "\tswitch (%s) { \\\n" /*}*/, tsw);
+ first = 0;
+ }
+ if (tt->type != lasttype && subswitch) {
+ if (res == NULL)
+ fprintf(stdout, "\t\tdefault: break; \\\n");
+ else
+ fprintf(stdout,
+ "\t\tdefault: %s; break; \\\n", res);
+ fputs(/*{*/ "\t\t} \\\n", stdout);
+ fputs("\t\tbreak; \\\n", stdout);
+ subswitch = 0;
+ }
+ if (tt->rdclass && tt->type != lasttype) {
+ fprintf(stdout, "\tcase %d: switch (%s) { \\\n" /*}*/,
+ tt->type, csw);
+ subswitch = 1;
+ }
+ if (tt->rdclass == 0)
+ fprintf(stdout,
+ "\tcase %d:%s %s_%s(%s); break;",
+ tt->type, result, function,
+ funname(tt->typename, buf1), args);
+ else
+ fprintf(stdout,
+ "\t\tcase %d:%s %s_%s_%s(%s); break;",
+ tt->rdclass, result, function,
+ funname(tt->classname, buf1),
+ funname(tt->typename, buf2), args);
+ fputs(" \\\n", stdout);
+ lasttype = tt->type;
+ }
+ if (subswitch) {
+ if (res == NULL)
+ fprintf(stdout, "\t\tdefault: break; \\\n");
+ else
+ fprintf(stdout, "\t\tdefault: %s; break; \\\n", res);
+ fputs(/*{*/ "\t\t} \\\n", stdout);
+ fputs("\t\tbreak; \\\n", stdout);
+ }
+ if (first) {
+ if (res == NULL)
+ fprintf(stdout, "\n#define %s\n", name);
+ else
+ fprintf(stdout, "\n#define %s %s;\n", name, res);
+ } else {
+ if (res == NULL)
+ fprintf(stdout, "\tdefault: break; \\\n");
+ else
+ fprintf(stdout, "\tdefault: %s; break; \\\n", res);
+ fputs(/*{*/ "\t}\n", stdout);
+ }
+}
+
+void
+dodecl(char *type, char *function, char *args) {
+ struct tt *tt;
+ char buf1[TYPECLASSLEN], buf2[TYPECLASSLEN];
+
+ fputs("\n", stdout);
+ for (tt = types; tt; tt = tt->next)
+ if (tt->rdclass)
+ fprintf(stdout,
+ "static inline %s %s_%s_%s(%s);\n",
+ type, function,
+ funname(tt->classname, buf1),
+ funname(tt->typename, buf2), args);
+ else
+ fprintf(stdout,
+ "static inline %s %s_%s(%s);\n",
+ type, function,
+ funname(tt->typename, buf1), args);
+}
+
+static struct ttnam *
+find_typename(int type) {
+ int i;
+
+ for (i = 0; i < TYPENAMES; i++) {
+ if (typenames[i].typename[0] != 0 &&
+ typenames[i].type == type)
+ return (&typenames[i]);
+ }
+ return (NULL);
+}
+
+void
+insert_into_typenames(int type, const char *typename, const char *attr) {
+ struct ttnam *ttn = NULL;
+ int c, i;
+ char tmp[256];
+
+ for (i = 0; i < TYPENAMES; i++) {
+ if (typenames[i].typename[0] != 0 &&
+ typenames[i].type == type &&
+ strcmp(typename, typenames[i].typename) != 0) {
+ fprintf(stderr,
+ "Error: type %d has two names: %s, %s\n",
+ type, typenames[i].typename, typename);
+ exit(1);
+ }
+ if (typenames[i].typename[0] == 0 && ttn == NULL)
+ ttn = &typenames[i];
+ }
+ if (ttn == NULL) {
+ fprintf(stderr, "Error: typenames array too small\n");
+ exit(1);
+ }
+
+ if (strlen(typename) > sizeof(ttn->typename) - 1) {
+ fprintf(stderr, "Error: type name %s is too long\n",
+ typename);
+ exit(1);
+ }
+ strcpy(ttn->typename, typename);
+ ttn->type = type;
+
+ strcpy(ttn->macroname, ttn->typename);
+ c = strlen(ttn->macroname);
+ while (c > 0) {
+ if (ttn->macroname[c - 1] == '-')
+ ttn->macroname[c - 1] = '_';
+ c--;
+ }
+
+ if (attr == NULL) {
+ sprintf(tmp, "RRTYPE_%s_ATTRIBUTES", upper(ttn->macroname));
+ attr = tmp;
+ }
+
+ if (ttn->attr[0] != 0 && strcmp(attr, ttn->attr) != 0) {
+ fprintf(stderr, "Error: type %d has different attributes: "
+ "%s, %s\n", type, ttn->attr, attr);
+ exit(1);
+ }
+
+ if (strlen(attr) > sizeof(ttn->attr) - 1) {
+ fprintf(stderr, "Error: attr (%s) [name %s] is too long\n",
+ attr, typename);
+ exit(1);
+ }
+ strcpy(ttn->attr, attr);
+ ttn->sorted = 0;
+ if (maxtype < type)
+ maxtype = type;
+}
+
+void
+add(int rdclass, const char *classname, int type, const char *typename,
+ const char *dirname)
+{
+ struct tt *newtt = (struct tt *)malloc(sizeof(*newtt));
+ struct tt *tt, *oldtt;
+ struct cc *newcc;
+ struct cc *cc, *oldcc;
+
+ insert_into_typenames(type, typename, NULL);
+
+ if (newtt == NULL) {
+ fprintf(stderr, "malloc() failed\n");
+ exit(1);
+ }
+
+ newtt->next = NULL;
+ newtt->rdclass = rdclass;
+ newtt->type = type;
+ strcpy(newtt->classname, classname);
+ strcpy(newtt->typename, typename);
+ if (strncmp(dirname, "./", 2) == 0)
+ dirname += 2;
+ strcpy(newtt->dirname, dirname);
+
+ tt = types;
+ oldtt = NULL;
+
+ while ((tt != NULL) && (tt->type < type)) {
+ oldtt = tt;
+ tt = tt->next;
+ }
+
+ while ((tt != NULL) && (tt->type == type) && (tt->rdclass < rdclass)) {
+ if (strcmp(tt->typename, typename) != 0)
+ exit(1);
+ oldtt = tt;
+ tt = tt->next;
+ }
+
+ if ((tt != NULL) && (tt->type == type) && (tt->rdclass == rdclass))
+ exit(1);
+
+ newtt->next = tt;
+ if (oldtt != NULL)
+ oldtt->next = newtt;
+ else
+ types = newtt;
+
+ /*
+ * Do a class switch for this type.
+ */
+ if (rdclass == 0)
+ return;
+
+ newcc = (struct cc *)malloc(sizeof(*newcc));
+ newcc->rdclass = rdclass;
+ strcpy(newcc->classname, classname);
+ cc = classes;
+ oldcc = NULL;
+
+ while ((cc != NULL) && (cc->rdclass < rdclass)) {
+ oldcc = cc;
+ cc = cc->next;
+ }
+
+ if ((cc != NULL) && cc->rdclass == rdclass) {
+ free((char *)newcc);
+ return;
+ }
+
+ newcc->next = cc;
+ if (oldcc != NULL)
+ oldcc->next = newcc;
+ else
+ classes = newcc;
+}
+
+void
+sd(int rdclass, const char *classname, const char *dirname, char filetype) {
+ char buf[sizeof("01234567890123456789_65535.h")];
+ char fmt[sizeof("%20[-0-9a-z]_%d.h")];
+ int type;
+ char typename[TYPECLASSLEN];
+ isc_dir_t dir;
+
+ if (!start_directory(dirname, &dir))
+ return;
+
+ sprintf(fmt,"%s%c", "%20[-0-9a-z]_%d.", filetype);
+ while (next_file(&dir)) {
+ if (sscanf(dir.filename, fmt, typename, &type) != 2)
+ continue;
+ if ((type > 65535) || (type < 0))
+ continue;
+
+ sprintf(buf, "%s_%d.%c", typename, type, filetype);
+ if (strcmp(buf, dir.filename) != 0)
+ continue;
+ add(rdclass, classname, type, typename, dirname);
+ }
+
+ end_directory(&dir);
+}
+
+static unsigned int
+HASH(char *string) {
+ unsigned int n;
+ unsigned char a, b;
+
+ n = strlen(string);
+ if (n == 0) {
+ fprintf(stderr, "n == 0?\n");
+ exit(1);
+ }
+ a = tolower((unsigned char)string[0]);
+ b = tolower((unsigned char)string[n - 1]);
+
+ return ((a + n) * b) % 256;
+}
+
+int
+main(int argc, char **argv) {
+ char buf[256]; /* XXX Should be max path length */
+ char srcdir[256]; /* XXX Should be max path length */
+ int rdclass;
+ char classname[TYPECLASSLEN];
+ struct tt *tt;
+ struct cc *cc;
+ struct ttnam *ttn, *ttn2;
+ unsigned int hash;
+ struct tm *tm;
+ time_t now;
+ char year[11];
+ int lasttype;
+ int code = 1;
+ int class_enum = 0;
+ int type_enum = 0;
+ int structs = 0;
+ int depend = 0;
+ int c, i, j;
+ char buf1[TYPECLASSLEN];
+ char filetype = 'c';
+ FILE *fd;
+ char *prefix = NULL;
+ char *suffix = NULL;
+ char *file = NULL;
+ isc_dir_t dir;
+
+ for (i = 0; i < TYPENAMES; i++)
+ memset(&typenames[i], 0, sizeof(typenames[i]));
+
+ strcpy(srcdir, "");
+ while ((c = isc_commandline_parse(argc, argv, "cdits:F:P:S:")) != -1)
+ switch (c) {
+ case 'c':
+ code = 0;
+ depend = 0;
+ type_enum = 0;
+ class_enum = 1;
+ filetype = 'c';
+ structs = 0;
+ break;
+ case 'd':
+ code = 0;
+ depend = 1;
+ class_enum = 0;
+ type_enum = 0;
+ structs = 0;
+ filetype = 'h';
+ break;
+ case 't':
+ code = 0;
+ depend = 0;
+ class_enum = 0;
+ type_enum = 1;
+ filetype = 'c';
+ structs = 0;
+ break;
+ case 'i':
+ code = 0;
+ depend = 0;
+ class_enum = 0;
+ type_enum = 0;
+ structs = 1;
+ filetype = 'h';
+ break;
+ case 's':
+ sprintf(srcdir, "%s/", isc_commandline_argument);
+ break;
+ case 'F':
+ file = isc_commandline_argument;
+ break;
+ case 'P':
+ prefix = isc_commandline_argument;
+ break;
+ case 'S':
+ suffix = isc_commandline_argument;
+ break;
+ case '?':
+ exit(1);
+ }
+
+ sprintf(buf, "%srdata", srcdir);
+
+ if (!start_directory(buf, &dir))
+ exit(1);
+
+ while (next_file(&dir)) {
+ if (sscanf(dir.filename, "%10[0-9a-z]_%d",
+ classname, &rdclass) != 2)
+ continue;
+ if ((rdclass > 65535) || (rdclass < 0))
+ continue;
+
+ sprintf(buf, "%srdata/%s_%d", srcdir, classname, rdclass);
+ if (strcmp(buf + 6 + strlen(srcdir), dir.filename) != 0)
+ continue;
+ sd(rdclass, classname, buf, filetype);
+ }
+ end_directory(&dir);
+ sprintf(buf, "%srdata/generic", srcdir);
+ sd(0, "", buf, filetype);
+
+ if (time(&now) != -1) {
+ if ((tm = localtime(&now)) != NULL && tm->tm_year > 104)
+ sprintf(year, "-%d", tm->tm_year + 1900);
+ else
+ year[0] = 0;
+ } else
+ year[0] = 0;
+
+ if (!depend) fprintf(stdout, copyright, year);
+
+ if (code) {
+ fputs("#ifndef DNS_CODE_H\n", stdout);
+ fputs("#define DNS_CODE_H 1\n\n", stdout);
+
+ fputs("#include <isc/boolean.h>\n", stdout);
+ fputs("#include <isc/result.h>\n\n", stdout);
+ fputs("#include <dns/name.h>\n\n", stdout);
+
+ for (tt = types; tt != NULL; tt = tt->next)
+ fprintf(stdout, "#include \"%s/%s_%d.c\"\n",
+ tt->dirname, tt->typename, tt->type);
+
+ fputs("\n\n", stdout);
+
+ doswitch("FROMTEXTSWITCH", "fromtext", FROMTEXTARGS,
+ FROMTEXTTYPE, FROMTEXTCLASS, FROMTEXTDEF);
+ doswitch("TOTEXTSWITCH", "totext", TOTEXTARGS,
+ TOTEXTTYPE, TOTEXTCLASS, TOTEXTDEF);
+ doswitch("FROMWIRESWITCH", "fromwire", FROMWIREARGS,
+ FROMWIRETYPE, FROMWIRECLASS, FROMWIREDEF);
+ doswitch("TOWIRESWITCH", "towire", TOWIREARGS,
+ TOWIRETYPE, TOWIRECLASS, TOWIREDEF);
+ doswitch("COMPARESWITCH", "compare", COMPAREARGS,
+ COMPARETYPE, COMPARECLASS, COMPAREDEF);
+ doswitch("FROMSTRUCTSWITCH", "fromstruct", FROMSTRUCTARGS,
+ FROMSTRUCTTYPE, FROMSTRUCTCLASS, FROMSTRUCTDEF);
+ doswitch("TOSTRUCTSWITCH", "tostruct", TOSTRUCTARGS,
+ TOSTRUCTTYPE, TOSTRUCTCLASS, TOSTRUCTDEF);
+ doswitch("FREESTRUCTSWITCH", "freestruct", FREESTRUCTARGS,
+ FREESTRUCTTYPE, FREESTRUCTCLASS, FREESTRUCTDEF);
+ doswitch("ADDITIONALDATASWITCH", "additionaldata",
+ ADDITIONALDATAARGS, ADDITIONALDATATYPE,
+ ADDITIONALDATACLASS, ADDITIONALDATADEF);
+ doswitch("DIGESTSWITCH", "digest",
+ DIGESTARGS, DIGESTTYPE,
+ DIGESTCLASS, DIGESTDEF);
+ doswitch("CHECKOWNERSWITCH", "checkowner",
+ CHECKOWNERARGS, CHECKOWNERTYPE,
+ CHECKOWNERCLASS, CHECKOWNERDEF);
+ doswitch("CHECKNAMESSWITCH", "checknames",
+ CHECKNAMESARGS, CHECKNAMESTYPE,
+ CHECKNAMESCLASS, CHECKNAMESDEF);
+
+ /*
+ * From here down, we are processing the rdata names and
+ * attributes.
+ */
+
+#define PRINT_COMMA(x) (x == maxtype ? "" : ",")
+
+#define METANOTQUESTION "DNS_RDATATYPEATTR_META | " \
+ "DNS_RDATATYPEATTR_NOTQUESTION"
+#define METAQUESTIONONLY "DNS_RDATATYPEATTR_META | " \
+ "DNS_RDATATYPEATTR_QUESTIONONLY"
+#define RESERVED "DNS_RDATATYPEATTR_RESERVED"
+
+ /*
+ * Add in reserved/special types. This will let us
+ * sort them without special cases.
+ */
+ insert_into_typenames(0, "reserved0", RESERVED);
+ insert_into_typenames(31, "eid", RESERVED);
+ insert_into_typenames(32, "nimloc", RESERVED);
+ insert_into_typenames(34, "atma", RESERVED);
+ insert_into_typenames(100, "uinfo", RESERVED);
+ insert_into_typenames(101, "uid", RESERVED);
+ insert_into_typenames(102, "gid", RESERVED);
+ insert_into_typenames(251, "ixfr", METAQUESTIONONLY);
+ insert_into_typenames(252, "axfr", METAQUESTIONONLY);
+ insert_into_typenames(253, "mailb", METAQUESTIONONLY);
+ insert_into_typenames(254, "maila", METAQUESTIONONLY);
+ insert_into_typenames(255, "any", METAQUESTIONONLY);
+
+ /*
+ * Spit out a quick and dirty hash function. Here,
+ * we walk through the list of type names, and calculate
+ * a hash. This isn't perfect, but it will generate "pretty
+ * good" estimates. Lowercase the characters before
+ * computing in all cases.
+ *
+ * Here, walk the list from top to bottom, calculating
+ * the hash (mod 256) for each name.
+ */
+ fprintf(stdout, "#define RDATATYPE_COMPARE(_s, _d, _tn, _n, _tp) \\\n");
+ fprintf(stdout, "\tdo { \\\n");
+ fprintf(stdout, "\t\tif (sizeof(_s) - 1 == _n && \\\n"
+ "\t\t strncasecmp(_s,(_tn),"
+ "(sizeof(_s) - 1)) == 0) { \\\n");
+ fprintf(stdout, "\t\t\tif ((dns_rdatatype_attributes(_d) & "
+ "DNS_RDATATYPEATTR_RESERVED) != 0) \\\n");
+ fprintf(stdout, "\t\t\t\treturn (ISC_R_NOTIMPLEMENTED); \\\n");
+ fprintf(stdout, "\t\t\t*(_tp) = _d; \\\n");
+ fprintf(stdout, "\t\t\treturn (ISC_R_SUCCESS); \\\n");
+ fprintf(stdout, "\t\t} \\\n");
+ fprintf(stdout, "\t} while (0)\n\n");
+
+ fprintf(stdout, "#define RDATATYPE_FROMTEXT_SW(_hash,"
+ "_typename,_length,_typep) \\\n");
+ fprintf(stdout, "\tswitch (_hash) { \\\n");
+ for (i = 0; i <= maxtype; i++) {
+ ttn = find_typename(i);
+ if (ttn == NULL)
+ continue;
+
+ /*
+ * Skip entries we already processed.
+ */
+ if (ttn->sorted != 0)
+ continue;
+
+ hash = HASH(ttn->typename);
+ fprintf(stdout, "\t\tcase %u: \\\n", hash);
+
+ /*
+ * Find all other entries that happen to match
+ * this hash.
+ */
+ for (j = 0; j <= maxtype; j++) {
+ ttn2 = find_typename(j);
+ if (ttn2 == NULL)
+ continue;
+ if (hash == HASH(ttn2->typename)) {
+ fprintf(stdout, "\t\t\tRDATATYPE_COMPARE"
+ "(\"%s\", %u, "
+ "_typename, _length, _typep); \\\n",
+ ttn2->typename, ttn2->type);
+ ttn2->sorted = 1;
+ }
+ }
+ fprintf(stdout, "\t\t\tbreak; \\\n");
+ }
+ fprintf(stdout, "\t}\n");
+
+ fprintf(stdout, "#define RDATATYPE_ATTRIBUTE_SW \\\n");
+ fprintf(stdout, "\tswitch (type) { \\\n");
+ for (i = 0; i <= maxtype; i++) {
+ ttn = find_typename(i);
+ if (ttn == NULL)
+ continue;
+ fprintf(stdout, "\tcase %u: return (%s); \\\n",
+ i, upper(ttn->attr));
+ }
+ fprintf(stdout, "\t}\n");
+
+ fprintf(stdout, "#define RDATATYPE_TOTEXT_SW \\\n");
+ fprintf(stdout, "\tswitch (type) { \\\n");
+ for (i = 0; i <= maxtype; i++) {
+ ttn = find_typename(i);
+ if (ttn == NULL)
+ continue;
+ fprintf(stdout, "\tcase %u: return "
+ "(str_totext(\"%s\", target)); \\\n",
+ i, upper(ttn->typename));
+ }
+ fprintf(stdout, "\t}\n");
+
+ fputs("#endif /* DNS_CODE_H */\n", stdout);
+ } else if (type_enum) {
+ char *s;
+
+ fprintf(stdout, "#ifndef DNS_ENUMTYPE_H\n");
+ fprintf(stdout, "#define DNS_ENUMTYPE_H 1\n\n");
+
+ fprintf(stdout, "enum {\n");
+ fprintf(stdout, "\tdns_rdatatype_none = 0,\n");
+
+ lasttype = 0;
+ for (tt = types; tt != NULL; tt = tt->next)
+ if (tt->type != lasttype)
+ fprintf(stdout,
+ "\tdns_rdatatype_%s = %d,\n",
+ funname(tt->typename, buf1),
+ lasttype = tt->type);
+
+ fprintf(stdout, "\tdns_rdatatype_ixfr = 251,\n");
+ fprintf(stdout, "\tdns_rdatatype_axfr = 252,\n");
+ fprintf(stdout, "\tdns_rdatatype_mailb = 253,\n");
+ fprintf(stdout, "\tdns_rdatatype_maila = 254,\n");
+ fprintf(stdout, "\tdns_rdatatype_any = 255\n");
+
+ fprintf(stdout, "};\n\n");
+
+ fprintf(stdout, "#define dns_rdatatype_none\t"
+ "((dns_rdatatype_t)dns_rdatatype_none)\n");
+
+ for (tt = types; tt != NULL; tt = tt->next)
+ if (tt->type != lasttype) {
+ s = funname(tt->typename, buf1);
+ fprintf(stdout,
+ "#define dns_rdatatype_%s\t%s"
+ "((dns_rdatatype_t)dns_rdatatype_%s)"
+ "\n",
+ s, strlen(s) < 2U ? "\t" : "", s);
+ lasttype = tt->type;
+ }
+
+ fprintf(stdout, "#define dns_rdatatype_ixfr\t"
+ "((dns_rdatatype_t)dns_rdatatype_ixfr)\n");
+ fprintf(stdout, "#define dns_rdatatype_axfr\t"
+ "((dns_rdatatype_t)dns_rdatatype_axfr)\n");
+ fprintf(stdout, "#define dns_rdatatype_mailb\t"
+ "((dns_rdatatype_t)dns_rdatatype_mailb)\n");
+ fprintf(stdout, "#define dns_rdatatype_maila\t"
+ "((dns_rdatatype_t)dns_rdatatype_maila)\n");
+ fprintf(stdout, "#define dns_rdatatype_any\t"
+ "((dns_rdatatype_t)dns_rdatatype_any)\n");
+
+ fprintf(stdout, "\n#endif /* DNS_ENUMTYPE_H */\n");
+
+ } else if (class_enum) {
+ char *s;
+ int classnum;
+
+ fprintf(stdout, "#ifndef DNS_ENUMCLASS_H\n");
+ fprintf(stdout, "#define DNS_ENUMCLASS_H 1\n\n");
+
+ fprintf(stdout, "enum {\n");
+
+ fprintf(stdout, "\tdns_rdataclass_reserved0 = 0,\n");
+ fprintf(stdout, "#define dns_rdataclass_reserved0 \\\n\t\t\t\t"
+ "((dns_rdataclass_t)dns_rdataclass_reserved0)\n");
+
+#define PRINTCLASS(name, num) \
+ do { \
+ s = funname(name, buf1); \
+ classnum = num; \
+ fprintf(stdout, "\tdns_rdataclass_%s = %d%s\n", s, classnum, \
+ classnum != 255 ? "," : ""); \
+ fprintf(stdout, "#define dns_rdataclass_%s\t" \
+ "((dns_rdataclass_t)dns_rdataclass_%s)\n", s, s); \
+ } while (0)
+
+ for (cc = classes; cc != NULL; cc = cc->next) {
+ if (cc->rdclass == 3)
+ PRINTCLASS("chaos", 3);
+ else if (cc->rdclass == 255)
+ PRINTCLASS("none", 254);
+ PRINTCLASS(cc->classname, cc->rdclass);
+ }
+
+#undef PRINTCLASS
+
+ fprintf(stdout, "};\n\n");
+ fprintf(stdout, "#endif /* DNS_ENUMCLASS_H */\n");
+ } else if (structs) {
+ if (prefix != NULL) {
+ if ((fd = fopen(prefix,"r")) != NULL) {
+ while (fgets(buf, sizeof(buf), fd) != NULL)
+ fputs(buf, stdout);
+ fclose(fd);
+ }
+ }
+ for (tt = types; tt != NULL; tt = tt->next) {
+ sprintf(buf, "%s/%s_%d.h",
+ tt->dirname, tt->typename, tt->type);
+ if ((fd = fopen(buf,"r")) != NULL) {
+ while (fgets(buf, sizeof(buf), fd) != NULL)
+ fputs(buf, stdout);
+ fclose(fd);
+ }
+ }
+ if (suffix != NULL) {
+ if ((fd = fopen(suffix,"r")) != NULL) {
+ while (fgets(buf, sizeof(buf), fd) != NULL)
+ fputs(buf, stdout);
+ fclose(fd);
+ }
+ }
+ } else if (depend) {
+ for (tt = types; tt != NULL; tt = tt->next)
+ fprintf(stdout, "%s:\t%s/%s_%d.h\n", file,
+ tt->dirname, tt->typename, tt->type);
+ }
+
+ if (ferror(stdout) != 0)
+ exit(1);
+
+ return (0);
+}
generated by cgit (git 2.34.1) at 2024-05-22 18:24:32 +0000