xio.h \
xlog.h \
xmalloc.h \
- xcommon.h
+ xcommon.h \
+ conffile.h
MAINTAINERCLEANFILES = Makefile.in
--- /dev/null
+/* $OpenBSD: conf.h,v 1.30 2004/06/25 20:25:34 hshoexer Exp $ */
+/* $EOM: conf.h,v 1.13 2000/09/18 00:01:47 ho Exp $ */
+
+/*
+ * Copyright (c) 1998, 1999, 2001 Niklas Hallqvist. All rights reserved.
+ * Copyright (c) 2000, 2003 Håkan Olsson. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
+ */
+
+/*
+ * This code was written under funding by Ericsson Radio Systems.
+ */
+
+#ifndef _CONFFILE_H_
+#define _CONFFILE_H_
+
+#include <sys/queue.h>
+
+struct conf_list_node {
+ TAILQ_ENTRY(conf_list_node) link;
+ char *field;
+};
+
+struct conf_list {
+ size_t cnt;
+ TAILQ_HEAD(conf_list_fields_head, conf_list_node) fields;
+};
+
+extern char *conf_path;
+
+extern int conf_begin(void);
+extern int conf_decode_base64(u_int8_t *, u_int32_t *, u_char *);
+extern int conf_end(int, int);
+extern void conf_free_list(struct conf_list *);
+extern struct sockaddr *conf_get_address(char *, char *);
+extern struct conf_list *conf_get_list(char *, char *);
+extern struct conf_list *conf_get_tag_list(char *);
+extern int conf_get_num(char *, char *, int);
+extern char *conf_get_str(char *, char *);
+extern void conf_init(void);
+extern int conf_match_num(char *, char *, int);
+extern void conf_reinit(void);
+extern int conf_remove(int, char *, char *);
+extern int conf_remove_section(int, char *);
+extern int conf_set(int, char *, char *, char *, int, int);
+extern void conf_report(void);
+
+#endif /* _CONFFILE_H_ */
libnfs_a_SOURCES = exports.c rmtab.c xio.c rpcmisc.c rpcdispatch.c \
xlog.c xcommon.c wildmat.c nfsclient.c \
nfsexport.c getfh.c nfsctl.c rpc_socket.c getport.c \
- svc_socket.c cacheio.c closeall.c nfs_mntent.c
+ svc_socket.c cacheio.c closeall.c nfs_mntent.c conffile.c
MAINTAINERCLEANFILES = Makefile.in
--- /dev/null
+/* $OpenBSD: conf.c,v 1.55 2003/06/03 14:28:16 ho Exp $ */
+/* $EOM: conf.c,v 1.48 2000/12/04 02:04:29 angelos Exp $ */
+
+/*
+ * Copyright (c) 1998, 1999, 2000, 2001 Niklas Hallqvist. All rights reserved.
+ * Copyright (c) 2000, 2001, 2002 Håkan Olsson. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
+ */
+
+/*
+ * This code was written under funding by Ericsson Radio Systems.
+ */
+
+#include <sys/param.h>
+#include <sys/mman.h>
+#include <sys/socket.h>
+#include <sys/stat.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <ctype.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <errno.h>
+#include <err.h>
+#include <syslog.h>
+
+#include "conffile.h"
+#include "xlog.h"
+
+static void conf_load_defaults (int);
+#if 0
+static int conf_find_trans_xf (int, char *);
+#endif
+
+size_t strlcpy(char *, const char *, size_t);
+
+struct conf_trans {
+ TAILQ_ENTRY (conf_trans) link;
+ int trans;
+ enum conf_op { CONF_SET, CONF_REMOVE, CONF_REMOVE_SECTION } op;
+ char *section;
+ char *tag;
+ char *value;
+ int override;
+ int is_default;
+};
+
+TAILQ_HEAD (conf_trans_head, conf_trans) conf_trans_queue;
+
+/*
+ * Radix-64 Encoding.
+ */
+static const u_int8_t bin2asc[]
+ = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+
+static const u_int8_t asc2bin[] =
+{
+ 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 62, 255, 255, 255, 63,
+ 52, 53, 54, 55, 56, 57, 58, 59,
+ 60, 61, 255, 255, 255, 255, 255, 255,
+ 255, 0, 1, 2, 3, 4, 5, 6,
+ 7, 8, 9, 10, 11, 12, 13, 14,
+ 15, 16, 17, 18, 19, 20, 21, 22,
+ 23, 24, 25, 255, 255, 255, 255, 255,
+ 255, 26, 27, 28, 29, 30, 31, 32,
+ 33, 34, 35, 36, 37, 38, 39, 40,
+ 41, 42, 43, 44, 45, 46, 47, 48,
+ 49, 50, 51, 255, 255, 255, 255, 255
+};
+
+struct conf_binding {
+ LIST_ENTRY (conf_binding) link;
+ char *section;
+ char *tag;
+ char *value;
+ int is_default;
+};
+
+char *conf_path;
+LIST_HEAD (conf_bindings, conf_binding) conf_bindings[256];
+
+static char *conf_addr;
+
+static __inline__ u_int8_t
+conf_hash(char *s)
+{
+ u_int8_t hash = 0;
+
+ while (*s) {
+ hash = ((hash << 1) | (hash >> 7)) ^ tolower (*s);
+ s++;
+ }
+ return hash;
+}
+
+/*
+ * Insert a tag-value combination from LINE (the equal sign is at POS)
+ */
+static int
+conf_remove_now(char *section, char *tag)
+{
+ struct conf_binding *cb, *next;
+
+ cb = LIST_FIRST(&conf_bindings[conf_hash (section)]);
+ for (; cb; cb = next) {
+ next = LIST_NEXT(cb, link);
+ if (strcasecmp(cb->section, section) == 0
+ && strcasecmp(cb->tag, tag) == 0) {
+ LIST_REMOVE(cb, link);
+ xlog(LOG_INFO,"[%s]:%s->%s removed", section, tag, cb->value);
+ free(cb->section);
+ free(cb->tag);
+ free(cb->value);
+ free(cb);
+ return 0;
+ }
+ }
+ return 1;
+}
+
+static int
+conf_remove_section_now(char *section)
+{
+ struct conf_binding *cb, *next;
+ int unseen = 1;
+
+ cb = LIST_FIRST(&conf_bindings[conf_hash (section)]);
+ for (; cb; cb = next) {
+ next = LIST_NEXT(cb, link);
+ if (strcasecmp(cb->section, section) == 0) {
+ unseen = 0;
+ LIST_REMOVE(cb, link);
+ xlog(LOG_INFO, "[%s]:%s->%s removed", section, cb->tag, cb->value);
+ free(cb->section);
+ free(cb->tag);
+ free(cb->value);
+ free(cb);
+ }
+ }
+ return unseen;
+}
+
+/*
+ * Insert a tag-value combination from LINE (the equal sign is at POS)
+ * into SECTION of our configuration database.
+ */
+static int
+conf_set_now(char *section, char *tag, char *value, int override,
+ int is_default)
+{
+ struct conf_binding *node = 0;
+
+ if (override)
+ conf_remove_now(section, tag);
+ else if (conf_get_str(section, tag)) {
+ if (!is_default) {
+ xlog(LOG_INFO, "conf_set: duplicate tag [%s]:%s, ignoring...\n",
+ section, tag);
+ }
+ return 1;
+ }
+
+ node = calloc(1, sizeof *node);
+ if (!node) {
+ xlog_warn("conf_set: calloc (1, %lu) failed", (unsigned long)sizeof *node);
+ return 1;
+ }
+ node->section = strdup(section);
+ node->tag = strdup(tag);
+ node->value = strdup(value);
+ node->is_default = is_default;
+
+ LIST_INSERT_HEAD(&conf_bindings[conf_hash (section)], node, link);
+ return 0;
+}
+
+/*
+ * Parse the line LINE of SZ bytes. Skip Comments, recognize section
+ * headers and feed tag-value pairs into our configuration database.
+ */
+static void
+conf_parse_line(int trans, char *line, size_t sz)
+{
+ char *val;
+ size_t i;
+ int j;
+ static char *section = 0;
+ static int ln = 0;
+
+ /* Lines starting with '#' or ';' are comments. */
+ ln++;
+ if (*line == '#' || *line == ';')
+ return;
+
+ /* '[section]' parsing... */
+ if (*line == '[') {
+ for (i = 1; i < sz; i++)
+ if (line[i] == ']')
+ break;
+ if (section)
+ free (section);
+ if (i == sz) {
+ xlog_warn("conf_parse_line: %d:"
+ "non-matched ']', ignoring until next section", ln);
+ section = 0;
+ return;
+ }
+ section = malloc(i);
+ if (!section) {
+ xlog_warn("conf_parse_line: %d: malloc (%lu) failed", ln,
+ (unsigned long)i);
+ return;
+ }
+ strlcpy(section, line + 1, i);
+ return;
+ }
+
+ /* Deal with assignments. */
+ for (i = 0; i < sz; i++) {
+ if (line[i] == '=') {
+ /* If no section, we are ignoring the lines. */
+ if (!section) {
+ xlog_warn("conf_parse_line: %d: ignoring line due to no section",
+ ln);
+ return;
+ }
+ line[strcspn (line, " \t=")] = '\0';
+ val = line + i + 1 + strspn (line + i + 1, " \t");
+ /* Skip trailing whitespace, if any */
+ for (j = sz - (val - line) - 1; j > 0 && isspace(val[j]); j--)
+ val[j] = '\0';
+ /* XXX Perhaps should we not ignore errors? */
+ conf_set(trans, section, line, val, 0, 0);
+ return;
+ }
+ }
+ /* Other non-empty lines are weird. */
+ i = strspn(line, " \t");
+ if (line[i])
+ xlog_warn("conf_parse_line: %d: syntax error", ln);
+
+ return;
+}
+
+/* Parse the mapped configuration file. */
+static void
+conf_parse(int trans, char *buf, size_t sz)
+{
+ char *cp = buf;
+ char *bufend = buf + sz;
+ char *line;
+
+ line = cp;
+ while (cp < bufend) {
+ if (*cp == '\n') {
+ /* Check for escaped newlines. */
+ if (cp > buf && *(cp - 1) == '\\')
+ *(cp - 1) = *cp = ' ';
+ else {
+ *cp = '\0';
+ conf_parse_line(trans, line, cp - line);
+ line = cp + 1;
+ }
+ }
+ cp++;
+ }
+ if (cp != line)
+ xlog_warn("conf_parse: last line non-terminated, ignored.");
+}
+
+static void
+conf_load_defaults(int tr)
+{
+ /* No defaults */
+ return;
+}
+
+void
+conf_init (void)
+{
+ unsigned int i;
+
+ for (i = 0; i < sizeof conf_bindings / sizeof conf_bindings[0]; i++)
+ LIST_INIT (&conf_bindings[i]);
+
+ TAILQ_INIT (&conf_trans_queue);
+ conf_reinit();
+}
+
+/* Open the config file and map it into our address space, then parse it. */
+void
+conf_reinit(void)
+{
+ struct conf_binding *cb = 0;
+ int fd, trans;
+ unsigned int i;
+ size_t sz;
+ char *new_conf_addr = 0;
+ struct stat sb;
+
+ if ((stat (conf_path, &sb) == 0) || (errno != ENOENT)) {
+ sz = sb.st_size;
+ fd = open (conf_path, O_RDONLY, 0);
+ if (fd == -1) {
+ xlog_warn("conf_reinit: open (\"%s\", O_RDONLY) failed", conf_path);
+ return;
+ }
+
+ new_conf_addr = malloc(sz);
+ if (!new_conf_addr) {
+ xlog_warn("conf_reinit: malloc (%lu) failed", (unsigned long)sz);
+ goto fail;
+ }
+
+ /* XXX I assume short reads won't happen here. */
+ if (read (fd, new_conf_addr, sz) != (int)sz) {
+ xlog_warn("conf_reinit: read (%d, %p, %lu) failed",
+ fd, new_conf_addr, (unsigned long)sz);
+ goto fail;
+ }
+ close(fd);
+
+ trans = conf_begin();
+ /* XXX Should we not care about errors and rollback? */
+ conf_parse(trans, new_conf_addr, sz);
+ }
+ else
+ trans = conf_begin();
+
+ /* Load default configuration values. */
+ conf_load_defaults(trans);
+
+ /* Free potential existing configuration. */
+ if (conf_addr) {
+ for (i = 0; i < sizeof conf_bindings / sizeof conf_bindings[0]; i++) {
+ cb = LIST_FIRST (&conf_bindings[i]);
+ for (; cb; cb = LIST_FIRST (&conf_bindings[i]))
+ conf_remove_now(cb->section, cb->tag);
+ }
+ free (conf_addr);
+ }
+
+ conf_end(trans, 1);
+ conf_addr = new_conf_addr;
+ return;
+
+fail:
+ if (new_conf_addr)
+ free(new_conf_addr);
+ close (fd);
+}
+
+/*
+ * Return the numeric value denoted by TAG in section SECTION or DEF
+ * if that tag does not exist.
+ */
+int
+conf_get_num(char *section, char *tag, int def)
+{
+ char *value = conf_get_str(section, tag);
+
+ if (value)
+ return atoi(value);
+
+ return def;
+}
+
+/* Validate X according to the range denoted by TAG in section SECTION. */
+int
+conf_match_num(char *section, char *tag, int x)
+{
+ char *value = conf_get_str (section, tag);
+ int val, min, max, n;
+
+ if (!value)
+ return 0;
+ n = sscanf (value, "%d,%d:%d", &val, &min, &max);
+ switch (n) {
+ case 1:
+ xlog(LOG_INFO, "conf_match_num: %s:%s %d==%d?", section, tag, val, x);
+ return x == val;
+ case 3:
+ xlog(LOG_INFO, "conf_match_num: %s:%s %d<=%d<=%d?", section,
+ tag, min, x, max);
+ return min <= x && max >= x;
+ default:
+ xlog(LOG_INFO, "conf_match_num: section %s tag %s: invalid number spec %s",
+ section, tag, value);
+ }
+ return 0;
+}
+
+/* Return the string value denoted by TAG in section SECTION. */
+char *
+conf_get_str(char *section, char *tag)
+{
+ struct conf_binding *cb;
+
+ cb = LIST_FIRST (&conf_bindings[conf_hash (section)]);
+ for (; cb; cb = LIST_NEXT (cb, link)) {
+ if (strcasecmp (section, cb->section) == 0
+ && strcasecmp (tag, cb->tag) == 0)
+ return cb->value;
+ }
+ return 0;
+}
+
+/*
+ * Build a list of string values out of the comma separated value denoted by
+ * TAG in SECTION.
+ */
+struct conf_list *
+conf_get_list(char *section, char *tag)
+{
+ char *liststr = 0, *p, *field, *t;
+ struct conf_list *list = 0;
+ struct conf_list_node *node;
+
+ list = malloc (sizeof *list);
+ if (!list)
+ goto cleanup;
+ TAILQ_INIT (&list->fields);
+ list->cnt = 0;
+ liststr = conf_get_str(section, tag);
+ if (!liststr)
+ goto cleanup;
+ liststr = strdup (liststr);
+ if (!liststr)
+ goto cleanup;
+ p = liststr;
+ while ((field = strsep (&p, ",")) != NULL) {
+ /* Skip leading whitespace */
+ while (isspace (*field))
+ field++;
+ /* Skip trailing whitespace */
+ if (p) {
+ for (t = p - 1; t > field && isspace (*t); t--)
+ *t = '\0';
+ }
+ if (*field == '\0') {
+ xlog(LOG_INFO, "conf_get_list: empty field, ignoring...");
+ continue;
+ }
+ list->cnt++;
+ node = calloc (1, sizeof *node);
+ if (!node)
+ goto cleanup;
+ node->field = strdup (field);
+ if (!node->field) {
+ free(node);
+ goto cleanup;
+ }
+ TAILQ_INSERT_TAIL (&list->fields, node, link);
+ }
+ free (liststr);
+ return list;
+
+cleanup:
+ if (list)
+ conf_free_list(list);
+ if (liststr)
+ free(liststr);
+ return 0;
+}
+
+struct conf_list *
+conf_get_tag_list(char *section)
+{
+ struct conf_list *list = 0;
+ struct conf_list_node *node;
+ struct conf_binding *cb;
+
+ list = malloc(sizeof *list);
+ if (!list)
+ goto cleanup;
+ TAILQ_INIT(&list->fields);
+ list->cnt = 0;
+ cb = LIST_FIRST(&conf_bindings[conf_hash (section)]);
+ for (; cb; cb = LIST_NEXT(cb, link)) {
+ if (strcasecmp (section, cb->section) == 0) {
+ list->cnt++;
+ node = calloc(1, sizeof *node);
+ if (!node)
+ goto cleanup;
+ node->field = strdup(cb->tag);
+ if (!node->field) {
+ free(node);
+ goto cleanup;
+ }
+ TAILQ_INSERT_TAIL(&list->fields, node, link);
+ }
+ }
+ return list;
+
+cleanup:
+ if (list)
+ conf_free_list(list);
+ return 0;
+}
+
+/* Decode a PEM encoded buffer. */
+int
+conf_decode_base64 (u_int8_t *out, u_int32_t *len, u_char *buf)
+{
+ u_int32_t c = 0;
+ u_int8_t c1, c2, c3, c4;
+
+ while (*buf) {
+ if (*buf > 127 || (c1 = asc2bin[*buf]) == 255)
+ return 0;
+
+ buf++;
+ if (*buf > 127 || (c2 = asc2bin[*buf]) == 255)
+ return 0;
+
+ buf++;
+ if (*buf == '=') {
+ c3 = c4 = 0;
+ c++;
+
+ /* Check last four bit */
+ if (c2 & 0xF)
+ return 0;
+
+ if (strcmp((char *)buf, "==") == 0)
+ buf++;
+ else
+ return 0;
+ } else if (*buf > 127 || (c3 = asc2bin[*buf]) == 255)
+ return 0;
+ else {
+ if (*++buf == '=') {
+ c4 = 0;
+ c += 2;
+
+ /* Check last two bit */
+ if (c3 & 3)
+ return 0;
+
+ if (strcmp((char *)buf, "="))
+ return 0;
+ } else if (*buf > 127 || (c4 = asc2bin[*buf]) == 255)
+ return 0;
+ else
+ c += 3;
+ }
+
+ buf++;
+ *out++ = (c1 << 2) | (c2 >> 4);
+ *out++ = (c2 << 4) | (c3 >> 2);
+ *out++ = (c3 << 6) | c4;
+ }
+
+ *len = c;
+ return 1;
+}
+
+void
+conf_free_list(struct conf_list *list)
+{
+ struct conf_list_node *node = TAILQ_FIRST(&list->fields);
+
+ while (node) {
+ TAILQ_REMOVE(&list->fields, node, link);
+ if (node->field)
+ free(node->field);
+ free (node);
+ node = TAILQ_FIRST(&list->fields);
+ }
+ free (list);
+}
+
+int
+conf_begin(void)
+{
+ static int seq = 0;
+
+ return ++seq;
+}
+
+static struct conf_trans *
+conf_trans_node(int transaction, enum conf_op op)
+{
+ struct conf_trans *node;
+
+ node = calloc (1, sizeof *node);
+ if (!node) {
+ xlog_warn("conf_trans_node: calloc (1, %lu) failed",
+ (unsigned long)sizeof *node);
+ return 0;
+ }
+ node->trans = transaction;
+ node->op = op;
+ TAILQ_INSERT_TAIL (&conf_trans_queue, node, link);
+ return node;
+}
+
+/* Queue a set operation. */
+int
+conf_set(int transaction, char *section, char *tag,
+ char *value, int override, int is_default)
+{
+ struct conf_trans *node;
+
+ node = conf_trans_node(transaction, CONF_SET);
+ if (!node)
+ return 1;
+ node->section = strdup(section);
+ if (!node->section) {
+ xlog_warn("conf_set: strdup(\"%s\") failed", section);
+ goto fail;
+ }
+ node->tag = strdup(tag);
+ if (!node->tag) {
+ xlog_warn("conf_set: strdup(\"%s\") failed", tag);
+ goto fail;
+ }
+ node->value = strdup(value);
+ if (!node->value) {
+ xlog_warn("conf_set: strdup(\"%s\") failed", value);
+ goto fail;
+ }
+ node->override = override;
+ node->is_default = is_default;
+ return 0;
+
+fail:
+ if (node->tag)
+ free(node->tag);
+ if (node->section)
+ free(node->section);
+ if (node)
+ free(node);
+ return 1;
+}
+
+/* Queue a remove operation. */
+int
+conf_remove(int transaction, char *section, char *tag)
+{
+ struct conf_trans *node;
+
+ node = conf_trans_node(transaction, CONF_REMOVE);
+ if (!node)
+ goto fail;
+ node->section = strdup(section);
+ if (!node->section) {
+ xlog_warn("conf_remove: strdup(\"%s\") failed", section);
+ goto fail;
+ }
+ node->tag = strdup(tag);
+ if (!node->tag) {
+ xlog_warn("conf_remove: strdup(\"%s\") failed", tag);
+ goto fail;
+ }
+ return 0;
+
+fail:
+ if (node && node->section)
+ free (node->section);
+ if (node)
+ free (node);
+ return 1;
+}
+
+/* Queue a remove section operation. */
+int
+conf_remove_section(int transaction, char *section)
+{
+ struct conf_trans *node;
+
+ node = conf_trans_node(transaction, CONF_REMOVE_SECTION);
+ if (!node)
+ goto fail;
+ node->section = strdup(section);
+ if (!node->section) {
+ xlog_warn("conf_remove_section: strdup(\"%s\") failed", section);
+ goto fail;
+ }
+ return 0;
+
+fail:
+ if (node)
+ free(node);
+ return 1;
+}
+
+/* Execute all queued operations for this transaction. Cleanup. */
+int
+conf_end(int transaction, int commit)
+{
+ struct conf_trans *node, *next;
+
+ for (node = TAILQ_FIRST(&conf_trans_queue); node; node = next) {
+ next = TAILQ_NEXT(node, link);
+ if (node->trans == transaction) {
+ if (commit) {
+ switch (node->op) {
+ case CONF_SET:
+ conf_set_now(node->section, node->tag, node->value,
+ node->override, node->is_default);
+ break;
+ case CONF_REMOVE:
+ conf_remove_now(node->section, node->tag);
+ break;
+ case CONF_REMOVE_SECTION:
+ conf_remove_section_now(node->section);
+ break;
+ default:
+ xlog(LOG_INFO, "conf_end: unknown operation: %d", node->op);
+ }
+ }
+ TAILQ_REMOVE (&conf_trans_queue, node, link);
+ if (node->section)
+ free(node->section);
+ if (node->tag)
+ free(node->tag);
+ if (node->value)
+ free(node->value);
+ free (node);
+ }
+ }
+ return 0;
+}
+
+/*
+ * Dump running configuration upon SIGUSR1.
+ * Configuration is "stored in reverse order", so reverse it again.
+ */
+struct dumper {
+ char *s, *v;
+ struct dumper *next;
+};
+
+static void
+conf_report_dump(struct dumper *node)
+{
+ /* Recursive, cleanup when we're done. */
+ if (node->next)
+ conf_report_dump(node->next);
+
+ if (node->v)
+ xlog(LOG_INFO, "%s=\t%s", node->s, node->v);
+ else if (node->s) {
+ xlog(LOG_INFO, "%s", node->s);
+ if (strlen(node->s) > 0)
+ free(node->s);
+ }
+
+ free (node);
+}
+
+void
+conf_report (void)
+{
+ struct conf_binding *cb, *last = 0;
+ unsigned int i, len;
+ char *current_section = (char *)0;
+ struct dumper *dumper, *dnode;
+
+ dumper = dnode = (struct dumper *)calloc(1, sizeof *dumper);
+ if (!dumper)
+ goto mem_fail;
+
+ xlog(LOG_INFO, "conf_report: dumping running configuration");
+
+ for (i = 0; i < sizeof conf_bindings / sizeof conf_bindings[0]; i++)
+ for (cb = LIST_FIRST(&conf_bindings[i]); cb; cb = LIST_NEXT(cb, link)) {
+ if (!cb->is_default) {
+ /* Dump this entry. */
+ if (!current_section || strcmp(cb->section, current_section)) {
+ if (current_section) {
+ len = strlen (current_section) + 3;
+ dnode->s = malloc(len);
+ if (!dnode->s)
+ goto mem_fail;
+
+ snprintf(dnode->s, len, "[%s]", current_section);
+ dnode->next =
+ (struct dumper *)calloc(1, sizeof (struct dumper));
+ dnode = dnode->next;
+ if (!dnode)
+ goto mem_fail;
+
+ dnode->s = "";
+ dnode->next =
+ (struct dumper *)calloc(1, sizeof (struct dumper));
+ dnode = dnode->next;
+ if (!dnode)
+ goto mem_fail;
+ }
+ current_section = cb->section;
+ }
+ dnode->s = cb->tag;
+ dnode->v = cb->value;
+ dnode->next = (struct dumper *)calloc (1, sizeof (struct dumper));
+ dnode = dnode->next;
+ if (!dnode)
+ goto mem_fail;
+ last = cb;
+ }
+ }
+
+ if (last) {
+ len = strlen(last->section) + 3;
+ dnode->s = malloc(len);
+ if (!dnode->s)
+ goto mem_fail;
+ snprintf(dnode->s, len, "[%s]", last->section);
+ }
+ conf_report_dump(dumper);
+ return;
+
+mem_fail:
+ xlog_warn("conf_report: malloc/calloc failed");
+ while ((dnode = dumper) != 0) {
+ dumper = dumper->next;
+ if (dnode->s)
+ free(dnode->s);
+ free(dnode);
+ }
+ return;
+}
idmapd_SOURCES = \
atomicio.c \
- cfg.c \
idmapd.c \
strlcat.c \
strlcpy.c \
+++ /dev/null
-/* $OpenBSD: conf.c,v 1.55 2003/06/03 14:28:16 ho Exp $ */
-/* $EOM: conf.c,v 1.48 2000/12/04 02:04:29 angelos Exp $ */
-
-/*
- * Copyright (c) 1998, 1999, 2000, 2001 Niklas Hallqvist. All rights reserved.
- * Copyright (c) 2000, 2001, 2002 Håkan Olsson. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. 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.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
- */
-
-/*
- * This code was written under funding by Ericsson Radio Systems.
- */
-
-#include <sys/param.h>
-#include <sys/mman.h>
-#include <sys/socket.h>
-#include <sys/stat.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-#include <ctype.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <errno.h>
-#include <err.h>
-
-#include "cfg.h"
-
-static void conf_load_defaults (int);
-#if 0
-static int conf_find_trans_xf (int, char *);
-#endif
-
-size_t strlcpy(char *, const char *, size_t);
-
-struct conf_trans {
- TAILQ_ENTRY (conf_trans) link;
- int trans;
- enum conf_op { CONF_SET, CONF_REMOVE, CONF_REMOVE_SECTION } op;
- char *section;
- char *tag;
- char *value;
- int override;
- int is_default;
-};
-
-TAILQ_HEAD (conf_trans_head, conf_trans) conf_trans_queue;
-
-/*
- * Radix-64 Encoding.
- */
-const u_int8_t bin2asc[]
- = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
-
-const u_int8_t asc2bin[] =
-{
- 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 62, 255, 255, 255, 63,
- 52, 53, 54, 55, 56, 57, 58, 59,
- 60, 61, 255, 255, 255, 255, 255, 255,
- 255, 0, 1, 2, 3, 4, 5, 6,
- 7, 8, 9, 10, 11, 12, 13, 14,
- 15, 16, 17, 18, 19, 20, 21, 22,
- 23, 24, 25, 255, 255, 255, 255, 255,
- 255, 26, 27, 28, 29, 30, 31, 32,
- 33, 34, 35, 36, 37, 38, 39, 40,
- 41, 42, 43, 44, 45, 46, 47, 48,
- 49, 50, 51, 255, 255, 255, 255, 255
-};
-
-struct conf_binding {
- LIST_ENTRY (conf_binding) link;
- char *section;
- char *tag;
- char *value;
- int is_default;
-};
-
-char *conf_path;
-LIST_HEAD (conf_bindings, conf_binding) conf_bindings[256];
-
-static char *conf_addr;
-
-static __inline__ u_int8_t
-conf_hash (char *s)
-{
- u_int8_t hash = 0;
-
- while (*s)
- {
- hash = ((hash << 1) | (hash >> 7)) ^ tolower (*s);
- s++;
- }
- return hash;
-}
-
-/*
- * Insert a tag-value combination from LINE (the equal sign is at POS)
- */
-static int
-conf_remove_now (char *section, char *tag)
-{
- struct conf_binding *cb, *next;
-
- for (cb = LIST_FIRST (&conf_bindings[conf_hash (section)]); cb; cb = next)
- {
- next = LIST_NEXT (cb, link);
- if (strcasecmp (cb->section, section) == 0
- && strcasecmp (cb->tag, tag) == 0)
- {
- LIST_REMOVE (cb, link);
- warnx("[%s]:%s->%s removed", section, tag, cb->value);
- free (cb->section);
- free (cb->tag);
- free (cb->value);
- free (cb);
- return 0;
- }
- }
- return 1;
-}
-
-static int
-conf_remove_section_now (char *section)
-{
- struct conf_binding *cb, *next;
- int unseen = 1;
-
- for (cb = LIST_FIRST (&conf_bindings[conf_hash (section)]); cb; cb = next)
- {
- next = LIST_NEXT (cb, link);
- if (strcasecmp (cb->section, section) == 0)
- {
- unseen = 0;
- LIST_REMOVE (cb, link);
- warnx("[%s]:%s->%s removed", section, cb->tag, cb->value);
- free (cb->section);
- free (cb->tag);
- free (cb->value);
- free (cb);
- }
- }
- return unseen;
-}
-
-/*
- * Insert a tag-value combination from LINE (the equal sign is at POS)
- * into SECTION of our configuration database.
- */
-static int
-conf_set_now (char *section, char *tag, char *value, int override,
- int is_default)
-{
- struct conf_binding *node = 0;
-
- if (override)
- conf_remove_now (section, tag);
- else if (conf_get_str (section, tag))
- {
- if (!is_default)
- warnx("conf_set: duplicate tag [%s]:%s, ignoring...\n", section, tag);
- return 1;
- }
-
- node = calloc (1, sizeof *node);
- if (!node)
- {
- warnx("conf_set: calloc (1, %lu) failed", (unsigned long)sizeof *node);
- return 1;
- }
- node->section = strdup (section);
- node->tag = strdup (tag);
- node->value = strdup (value);
- node->is_default = is_default;
-
- LIST_INSERT_HEAD (&conf_bindings[conf_hash (section)], node, link);
- return 0;
-}
-
-/*
- * Parse the line LINE of SZ bytes. Skip Comments, recognize section
- * headers and feed tag-value pairs into our configuration database.
- */
-static void
-conf_parse_line (int trans, char *line, size_t sz)
-{
- char *val;
- size_t i;
- int j;
- static char *section = 0;
- static int ln = 0;
-
- ln++;
-
- /* Lines starting with '#' or ';' are comments. */
- if (*line == '#' || *line == ';')
- return;
-
- /* '[section]' parsing... */
- if (*line == '[')
- {
- for (i = 1; i < sz; i++)
- if (line[i] == ']')
- break;
- if (section)
- free (section);
- if (i == sz)
- {
- warnx("conf_parse_line: %d:"
- "non-matched ']', ignoring until next section", ln);
- section = 0;
- return;
- }
- section = malloc (i);
- if (!section)
- {
- warnx("conf_parse_line: %d: malloc (%lu) failed", ln,
- (unsigned long)i);
- return;
- }
- strlcpy (section, line + 1, i);
- return;
- }
-
- /* Deal with assignments. */
- for (i = 0; i < sz; i++)
- if (line[i] == '=')
- {
- /* If no section, we are ignoring the lines. */
- if (!section)
- {
- warnx("conf_parse_line: %d: ignoring line due to no section", ln);
- return;
- }
- line[strcspn (line, " \t=")] = '\0';
- val = line + i + 1 + strspn (line + i + 1, " \t");
- /* Skip trailing whitespace, if any */
- for (j = sz - (val - line) - 1; j > 0 && isspace (val[j]); j--)
- val[j] = '\0';
- /* XXX Perhaps should we not ignore errors? */
- conf_set (trans, section, line, val, 0, 0);
- return;
- }
-
- /* Other non-empty lines are weird. */
- i = strspn (line, " \t");
- if (line[i])
- warnx("conf_parse_line: %d: syntax error", ln);
-
- return;
-}
-
-/* Parse the mapped configuration file. */
-static void
-conf_parse (int trans, char *buf, size_t sz)
-{
- char *cp = buf;
- char *bufend = buf + sz;
- char *line;
-
- line = cp;
- while (cp < bufend)
- {
- if (*cp == '\n')
- {
- /* Check for escaped newlines. */
- if (cp > buf && *(cp - 1) == '\\')
- *(cp - 1) = *cp = ' ';
- else
- {
- *cp = '\0';
- conf_parse_line (trans, line, cp - line);
- line = cp + 1;
- }
- }
- cp++;
- }
- if (cp != line)
- warnx("conf_parse: last line non-terminated, ignored.");
-}
-
-static void
-conf_load_defaults (int tr)
-{
- /* No defaults */
- return;
-}
-
-void
-conf_init (void)
-{
- unsigned int i;
-
- for (i = 0; i < sizeof conf_bindings / sizeof conf_bindings[0]; i++)
- LIST_INIT (&conf_bindings[i]);
- TAILQ_INIT (&conf_trans_queue);
- conf_reinit ();
-}
-
-/* Open the config file and map it into our address space, then parse it. */
-void
-conf_reinit (void)
-{
- struct conf_binding *cb = 0;
- int fd, trans;
- unsigned int i;
- size_t sz;
- char *new_conf_addr = 0;
- struct stat sb;
-
- if ((stat (conf_path, &sb) == 0) || (errno != ENOENT))
- {
- sz = sb.st_size;
- fd = open (conf_path, O_RDONLY, 0);
- if (fd == -1)
- {
- warnx("conf_reinit: open (\"%s\", O_RDONLY) failed", conf_path);
- return;
- }
-
- new_conf_addr = malloc (sz);
- if (!new_conf_addr)
- {
- warnx("conf_reinit: malloc (%lu) failed", (unsigned long)sz);
- goto fail;
- }
-
- /* XXX I assume short reads won't happen here. */
- if (read (fd, new_conf_addr, sz) != (int)sz)
- {
- warnx("conf_reinit: read (%d, %p, %lu) failed",
- fd, new_conf_addr, (unsigned long)sz);
- goto fail;
- }
- close (fd);
-
- trans = conf_begin ();
-
- /* XXX Should we not care about errors and rollback? */
- conf_parse (trans, new_conf_addr, sz);
- }
- else
- trans = conf_begin ();
-
- /* Load default configuration values. */
- conf_load_defaults (trans);
-
- /* Free potential existing configuration. */
- if (conf_addr)
- {
- for (i = 0; i < sizeof conf_bindings / sizeof conf_bindings[0]; i++)
- for (cb = LIST_FIRST (&conf_bindings[i]); cb;
- cb = LIST_FIRST (&conf_bindings[i]))
- conf_remove_now (cb->section, cb->tag);
- free (conf_addr);
- }
-
- conf_end (trans, 1);
- conf_addr = new_conf_addr;
- return;
-
- fail:
- if (new_conf_addr)
- free (new_conf_addr);
- close (fd);
-}
-
-/*
- * Return the numeric value denoted by TAG in section SECTION or DEF
- * if that tag does not exist.
- */
-int
-conf_get_num (char *section, char *tag, int def)
-{
- char *value = conf_get_str (section, tag);
-
- if (value)
- return atoi (value);
- return def;
-}
-
-/* Validate X according to the range denoted by TAG in section SECTION. */
-int
-conf_match_num (char *section, char *tag, int x)
-{
- char *value = conf_get_str (section, tag);
- int val, min, max, n;
-
- if (!value)
- return 0;
- n = sscanf (value, "%d,%d:%d", &val, &min, &max);
- switch (n)
- {
- case 1:
- warnx("conf_match_num: %s:%s %d==%d?", section, tag, val, x);
- return x == val;
- case 3:
- warnx("conf_match_num: %s:%s %d<=%d<=%d?", section, tag, min, x, max);
- return min <= x && max >= x;
- default:
- warnx("conf_match_num: section %s tag %s: invalid number spec %s",
- section, tag, value);
- }
- return 0;
-}
-
-/* Return the string value denoted by TAG in section SECTION. */
-char *
-conf_get_str (char *section, char *tag)
-{
- struct conf_binding *cb;
-
- for (cb = LIST_FIRST (&conf_bindings[conf_hash (section)]); cb;
- cb = LIST_NEXT (cb, link))
- if (strcasecmp (section, cb->section) == 0
- && strcasecmp (tag, cb->tag) == 0)
- {
- return cb->value;
- }
- return 0;
-}
-
-/*
- * Build a list of string values out of the comma separated value denoted by
- * TAG in SECTION.
- */
-struct conf_list *
-conf_get_list (char *section, char *tag)
-{
- char *liststr = 0, *p, *field, *t;
- struct conf_list *list = 0;
- struct conf_list_node *node;
-
- list = malloc (sizeof *list);
- if (!list)
- goto cleanup;
- TAILQ_INIT (&list->fields);
- list->cnt = 0;
- liststr = conf_get_str (section, tag);
- if (!liststr)
- goto cleanup;
- liststr = strdup (liststr);
- if (!liststr)
- goto cleanup;
- p = liststr;
- while ((field = strsep (&p, ",")) != NULL)
- {
- /* Skip leading whitespace */
- while (isspace (*field))
- field++;
- /* Skip trailing whitespace */
- if (p)
- for (t = p - 1; t > field && isspace (*t); t--)
- *t = '\0';
- if (*field == '\0')
- {
- warnx("conf_get_list: empty field, ignoring...");
- continue;
- }
- list->cnt++;
- node = calloc (1, sizeof *node);
- if (!node)
- goto cleanup;
- node->field = strdup (field);
- if (!node->field) {
- free(node);
- goto cleanup;
- }
- TAILQ_INSERT_TAIL (&list->fields, node, link);
- }
- free (liststr);
- return list;
-
- cleanup:
- if (list)
- conf_free_list (list);
- if (liststr)
- free (liststr);
- return 0;
-}
-
-struct conf_list *
-conf_get_tag_list (char *section)
-{
- struct conf_list *list = 0;
- struct conf_list_node *node;
- struct conf_binding *cb;
-
- list = malloc (sizeof *list);
- if (!list)
- goto cleanup;
- TAILQ_INIT (&list->fields);
- list->cnt = 0;
- for (cb = LIST_FIRST (&conf_bindings[conf_hash (section)]); cb;
- cb = LIST_NEXT (cb, link))
- if (strcasecmp (section, cb->section) == 0)
- {
- list->cnt++;
- node = calloc (1, sizeof *node);
- if (!node)
- goto cleanup;
- node->field = strdup (cb->tag);
- if (!node->field) {
- free(node);
- goto cleanup;
- }
- TAILQ_INSERT_TAIL (&list->fields, node, link);
- }
- return list;
-
- cleanup:
- if (list)
- conf_free_list (list);
- return 0;
-}
-
-/* Decode a PEM encoded buffer. */
-int
-conf_decode_base64 (u_int8_t *out, u_int32_t *len, u_char *buf)
-{
- u_int32_t c = 0;
- u_int8_t c1, c2, c3, c4;
-
- while (*buf)
- {
- if (*buf > 127 || (c1 = asc2bin[*buf]) == 255)
- return 0;
- buf++;
-
- if (*buf > 127 || (c2 = asc2bin[*buf]) == 255)
- return 0;
- buf++;
-
- if (*buf == '=')
- {
- c3 = c4 = 0;
- c++;
-
- /* Check last four bit */
- if (c2 & 0xF)
- return 0;
-
- if (strcmp ((char *)buf, "==") == 0)
- buf++;
- else
- return 0;
- }
- else if (*buf > 127 || (c3 = asc2bin[*buf]) == 255)
- return 0;
- else
- {
- if (*++buf == '=')
- {
- c4 = 0;
- c += 2;
-
- /* Check last two bit */
- if (c3 & 3)
- return 0;
-
- if (strcmp ((char *)buf, "="))
- return 0;
-
- }
- else if (*buf > 127 || (c4 = asc2bin[*buf]) == 255)
- return 0;
- else
- c += 3;
- }
-
- buf++;
- *out++ = (c1 << 2) | (c2 >> 4);
- *out++ = (c2 << 4) | (c3 >> 2);
- *out++ = (c3 << 6) | c4;
- }
-
- *len = c;
- return 1;
-
-}
-
-void
-conf_free_list (struct conf_list *list)
-{
- struct conf_list_node *node = TAILQ_FIRST (&list->fields);
-
- while (node)
- {
- TAILQ_REMOVE (&list->fields, node, link);
- if (node->field)
- free (node->field);
- free (node);
- node = TAILQ_FIRST (&list->fields);
- }
- free (list);
-}
-
-int
-conf_begin (void)
-{
- static int seq = 0;
-
- return ++seq;
-}
-
-static struct conf_trans *
-conf_trans_node (int transaction, enum conf_op op)
-{
- struct conf_trans *node;
-
- node = calloc (1, sizeof *node);
- if (!node)
- {
- warnx("conf_trans_node: calloc (1, %lu) failed",
- (unsigned long)sizeof *node);
- return 0;
- }
- node->trans = transaction;
- node->op = op;
- TAILQ_INSERT_TAIL (&conf_trans_queue, node, link);
- return node;
-}
-
-/* Queue a set operation. */
-int
-conf_set (int transaction, char *section, char *tag, char *value, int override,
- int is_default)
-{
- struct conf_trans *node;
-
- node = conf_trans_node (transaction, CONF_SET);
- if (!node)
- return 1;
- node->section = strdup (section);
- if (!node->section)
- {
- warnx("conf_set: strdup (\"%s\") failed", section);
- goto fail;
- }
- node->tag = strdup (tag);
- if (!node->tag)
- {
- warnx("conf_set: strdup (\"%s\") failed", tag);
- goto fail;
- }
- node->value = strdup (value);
- if (!node->value)
- {
- warnx("conf_set: strdup (\"%s\") failed", value);
- goto fail;
- }
- node->override = override;
- node->is_default = is_default;
- return 0;
-
- fail:
- if (node->tag)
- free (node->tag);
- if (node->section)
- free (node->section);
- if (node)
- free (node);
- return 1;
-}
-
-/* Queue a remove operation. */
-int
-conf_remove (int transaction, char *section, char *tag)
-{
- struct conf_trans *node;
-
- node = conf_trans_node (transaction, CONF_REMOVE);
- if (!node)
- goto fail;
- node->section = strdup (section);
- if (!node->section)
- {
- warnx("conf_remove: strdup (\"%s\") failed", section);
- goto fail;
- }
- node->tag = strdup (tag);
- if (!node->tag)
- {
- warnx("conf_remove: strdup (\"%s\") failed", tag);
- goto fail;
- }
- return 0;
-
- fail:
- if (node && node->section)
- free (node->section);
- if (node)
- free (node);
- return 1;
-}
-
-/* Queue a remove section operation. */
-int
-conf_remove_section (int transaction, char *section)
-{
- struct conf_trans *node;
-
- node = conf_trans_node (transaction, CONF_REMOVE_SECTION);
- if (!node)
- goto fail;
- node->section = strdup (section);
- if (!node->section)
- {
- warnx("conf_remove_section: strdup (\"%s\") failed", section);
- goto fail;
- }
- return 0;
-
- fail:
- if (node)
- free (node);
- return 1;
-}
-
-/* Execute all queued operations for this transaction. Cleanup. */
-int
-conf_end (int transaction, int commit)
-{
- struct conf_trans *node, *next;
-
- for (node = TAILQ_FIRST (&conf_trans_queue); node; node = next)
- {
- next = TAILQ_NEXT (node, link);
- if (node->trans == transaction)
- {
- if (commit)
- switch (node->op)
- {
- case CONF_SET:
- conf_set_now (node->section, node->tag, node->value,
- node->override, node->is_default);
- break;
- case CONF_REMOVE:
- conf_remove_now (node->section, node->tag);
- break;
- case CONF_REMOVE_SECTION:
- conf_remove_section_now (node->section);
- break;
- default:
- warnx("conf_end: unknown operation: %d", node->op);
- }
- TAILQ_REMOVE (&conf_trans_queue, node, link);
- if (node->section)
- free (node->section);
- if (node->tag)
- free (node->tag);
- if (node->value)
- free (node->value);
- free (node);
- }
- }
- return 0;
-}
-
-/*
- * Dump running configuration upon SIGUSR1.
- * Configuration is "stored in reverse order", so reverse it again.
- */
-struct dumper {
- char *s, *v;
- struct dumper *next;
-};
-
-static void
-conf_report_dump (struct dumper *node)
-{
- /* Recursive, cleanup when we're done. */
-
- if (node->next)
- conf_report_dump (node->next);
-
- if (node->v)
- warnx("%s=\t%s", node->s, node->v);
- else if (node->s)
- {
- warnx("%s", node->s);
- if (strlen (node->s) > 0)
- free (node->s);
- }
-
- free (node);
-}
-
-void
-conf_report (void)
-{
- struct conf_binding *cb, *last = 0;
- unsigned int i, len;
- char *current_section = (char *)0;
- struct dumper *dumper, *dnode;
-
- dumper = dnode = (struct dumper *)calloc (1, sizeof *dumper);
- if (!dumper)
- goto mem_fail;
-
- warnx("conf_report: dumping running configuration");
-
- for (i = 0; i < sizeof conf_bindings / sizeof conf_bindings[0]; i++)
- for (cb = LIST_FIRST (&conf_bindings[i]); cb;
- cb = LIST_NEXT (cb, link))
- {
- if (!cb->is_default)
- {
- /* Dump this entry. */
- if (!current_section || strcmp (cb->section, current_section))
- {
- if (current_section)
- {
- len = strlen (current_section) + 3;
- dnode->s = malloc (len);
- if (!dnode->s)
- goto mem_fail;
-
- snprintf (dnode->s, len, "[%s]", current_section);
- dnode->next
- = (struct dumper *)calloc (1, sizeof (struct dumper));
- dnode = dnode->next;
- if (!dnode)
- goto mem_fail;
-
- dnode->s = "";
- dnode->next
- = (struct dumper *)calloc (1, sizeof (struct dumper));
- dnode = dnode->next;
- if (!dnode)
- goto mem_fail;
- }
- current_section = cb->section;
- }
- dnode->s = cb->tag;
- dnode->v = cb->value;
- dnode->next = (struct dumper *)calloc (1, sizeof (struct dumper));
- dnode = dnode->next;
- if (!dnode)
- goto mem_fail;
- last = cb;
- }
- }
-
- if (last)
- {
- len = strlen (last->section) + 3;
- dnode->s = malloc (len);
- if (!dnode->s)
- goto mem_fail;
- snprintf (dnode->s, len, "[%s]", last->section);
- }
-
- conf_report_dump (dumper);
-
- return;
-
- mem_fail:
- warnx("conf_report: malloc/calloc failed");
- while ((dnode = dumper) != 0)
- {
- dumper = dumper->next;
- if (dnode->s)
- free (dnode->s);
- free (dnode);
- }
- return;
-}
+++ /dev/null
-/* $OpenBSD: conf.h,v 1.30 2004/06/25 20:25:34 hshoexer Exp $ */
-/* $EOM: conf.h,v 1.13 2000/09/18 00:01:47 ho Exp $ */
-
-/*
- * Copyright (c) 1998, 1999, 2001 Niklas Hallqvist. All rights reserved.
- * Copyright (c) 2000, 2003 Håkan Olsson. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. 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.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
- */
-
-/*
- * This code was written under funding by Ericsson Radio Systems.
- */
-
-#ifndef _CONF_H_
-#define _CONF_H_
-
-#include "queue.h"
-
-struct conf_list_node {
- TAILQ_ENTRY(conf_list_node) link;
- char *field;
-};
-
-struct conf_list {
- size_t cnt;
- TAILQ_HEAD(conf_list_fields_head, conf_list_node) fields;
-};
-
-extern char *conf_path;
-
-extern int conf_begin(void);
-extern int conf_decode_base64(u_int8_t *, u_int32_t *, u_char *);
-extern int conf_end(int, int);
-extern void conf_free_list(struct conf_list *);
-extern struct sockaddr *conf_get_address(char *, char *);
-extern struct conf_list *conf_get_list(char *, char *);
-extern struct conf_list *conf_get_tag_list(char *);
-extern int conf_get_num(char *, char *, int);
-extern char *conf_get_str(char *, char *);
-extern void conf_init(void);
-extern int conf_match_num(char *, char *, int);
-extern void conf_reinit(void);
-extern int conf_remove(int, char *, char *);
-extern int conf_remove_section(int, char *);
-extern int conf_set(int, char *, char *, char *, int, int);
-extern void conf_report(void);
-
-#endif /* _CONF_H_ */
#endif /* HAVE_CONFIG_H */
#include "xlog.h"
-#include "cfg.h"
+#include "conffile.h"
#include "queue.h"
#include "nfslib.h"
static uid_t nobodyuid;
static gid_t nobodygid;
-/* Used by cfg.c */
+/* Used by conffile.c in libnfs.a */
char *conf_path;
static int
projects / nfs-utils.git / commitdiff