--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mcabber/libjabber/libxode.h	Sun Mar 27 20:18:21 2005 +0000
@@ -0,0 +1,446 @@
+#include <string.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <stdio.h>
+#include <setjmp.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <signal.h>
+#include <syslog.h>
+#include <strings.h>
+#include <unistd.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <netdb.h>
+#include <arpa/inet.h>
+#include <sys/time.h>
+
+#include "xmlparse.h"
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif /* HAVE_CONFIG_H */
+
+/*
+**  Arrange to use either varargs or stdargs
+*/
+
+#define MAXSHORTSTR     203             /* max short string length */
+#define QUAD_T  unsigned long long
+
+#ifdef __STDC__
+
+#include <stdarg.h>
+
+# define VA_LOCAL_DECL  va_list ap;
+# define VA_START(f)    va_start(ap, f)
+# define VA_END         va_end(ap)
+
+#else /* __STDC__ */
+
+# include <varargs.h>
+
+# define VA_LOCAL_DECL  va_list ap;
+# define VA_START(f)    va_start(ap)
+# define VA_END         va_end(ap)
+
+#endif /* __STDC__ */
+
+
+#ifndef INCL_LIBXODE_H
+#define INCL_LIBXODE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+#ifndef HAVE_SNPRINTF
+extern int ap_snprintf(char *, size_t, const char *, ...);
+#define snprintf ap_snprintf
+#endif
+
+#ifndef HAVE_VSNPRINTF
+extern int ap_vsnprintf(char *, size_t, const char *, va_list ap);
+#define vsnprintf ap_vsnprintf
+#endif
+
+#define ZONE zonestr(__FILE__,__LINE__)
+char *zonestr(char *file, int line);
+
+/* --------------------------------------------------------- */
+/*                                                           */
+/* Pool-based memory management routines                     */
+/*                                                           */
+/* --------------------------------------------------------- */
+
+#undef POOL_DEBUG
+/*
+ flip these, this should be a prime number for top # of pools debugging
+#define POOL_DEBUG 40009 
+*/
+
+/* pheap - singular allocation of memory */
+struct pheap
+{
+    void *block;
+    int size, used;
+};
+
+/* pool_cleaner - callback type which is associated
+   with a pool entry; invoked when the pool entry is 
+   free'd */
+typedef void (*pool_cleaner)(void *arg);
+
+/* pfree - a linked list node which stores an
+   allocation chunk, plus a callback */
+struct pfree
+{
+    pool_cleaner f;
+    void *arg;
+    struct pheap *heap;
+    struct pfree *next;
+};
+
+/* pool - base node for a pool. Maintains a linked list
+   of pool entries (pfree) */
+typedef struct pool_struct
+{
+    int size;
+    struct pfree *cleanup;
+    struct pheap *heap;
+#ifdef POOL_DEBUG
+    char name[8], zone[32];
+    int lsize;
+} _pool, *pool;
+#define pool_new() _pool_new(ZONE) 
+#define pool_heap(i) _pool_new_heap(i,ZONE) 
+#else
+} _pool, *pool;
+#define pool_heap(i) _pool_new_heap(i,NULL) 
+#define pool_new() _pool_new(NULL)
+#endif
+
+pool _pool_new(char *zone); /* new pool :) */
+pool _pool_new_heap(int size, char *zone); /* creates a new memory pool with an initial heap size */
+void *pmalloc(pool p, int size); /* wrapper around malloc, takes from the pool, cleaned up automatically */
+void *pmalloc_x(pool p, int size, char c); /* Wrapper around pmalloc which prefils buffer with c */
+void *pmalloco(pool p, int size); /* YAPW for zeroing the block */
+char *pstrdup(pool p, const char *src); /* wrapper around strdup, gains mem from pool */
+void pool_stat(int full); /* print to stderr the changed pools and reset */
+char *pstrdupx(pool p, const char *src); /* temp stub */
+void pool_cleanup(pool p, pool_cleaner f, void *arg); /* calls f(arg) before the pool is freed during cleanup */
+void pool_free(pool p); /* calls the cleanup functions, frees all the data on the pool, and deletes the pool itself */
+int pool_size(pool p); /* returns total bytes allocated in this pool */
+
+
+
+
+/* --------------------------------------------------------- */
+/*                                                           */
+/* Socket helper stuff                                       */
+/*                                                           */
+/* --------------------------------------------------------- */
+#ifndef MAXHOSTNAMELEN
+#define MAXHOSTNAMELEN 64
+#endif
+
+#define NETSOCKET_SERVER 0
+#define NETSOCKET_CLIENT 1
+#define NETSOCKET_UDP 2
+
+#ifndef WIN32
+int make_netsocket(u_short port, char *host, int type, int ssl);
+int make_nb_netsocket(u_short port, char *host, int type, int ssl, int * state);
+void change_socket_to_blocking(int socket);
+struct in_addr *make_addr(char *host);
+int set_fd_close_on_exec(int fd, int flag);
+#endif
+
+
+/* --------------------------------------------------------- */
+/*                                                           */
+/* String management routines                                */
+/*                                                           */
+/* --------------------------------------------------------- */
+char *j_strdup(const char *str); /* provides NULL safe strdup wrapper */
+char *j_strcat(char *dest, char *txt); /* strcpy() clone */
+int j_strcmp(const char *a, const char *b); /* provides NULL safe strcmp wrapper */
+int j_strcasecmp(const char *a, const char *b); /* provides NULL safe strcasecmp wrapper */
+int j_strncmp(const char *a, const char *b, int i); /* provides NULL safe strncmp wrapper */
+int j_strncasecmp(const char *a, const char *b, int i); /* provides NULL safe strncasecmp wrapper */
+int j_strlen(const char *a); /* provides NULL safe strlen wrapper */
+int j_atoi(const char *a, int def); /* checks for NULL and uses default instead, convienence */
+void str_b64decode(char *str); /* what it says */
+
+
+/* --------------------------------------------------------- */
+/*                                                           */
+/* SHA calculations                                          */
+/*                                                           */
+/* --------------------------------------------------------- */
+#if (SIZEOF_INT == 4)
+typedef unsigned int uint32;
+#elif (SIZEOF_SHORT == 4)
+typedef unsigned short uint32;
+#else
+typedef unsigned int uint32;
+#endif /* HAVEUINT32 */
+
+int sha_hash(int *data, int *hash);
+int sha_init(int *hash);
+char *shahash(char *str);       /* NOT THREAD SAFE */
+void shahash_r(const char* str, char hashbuf[40]); /* USE ME */
+
+int strprintsha(char *dest, int *hashval);
+
+
+/* --------------------------------------------------------- */
+/*                                                           */
+/* Hashtable functions                                       */
+/*                                                           */
+/* --------------------------------------------------------- */
+typedef int (*KEYHASHFUNC)(const void *key);
+typedef int (*KEYCOMPAREFUNC)(const void *key1, const void *key2);
+typedef int (*TABLEWALKFUNC)(void *user_data, const void *key, void *data);
+
+typedef void *HASHTABLE;
+
+HASHTABLE ghash_create(int buckets, KEYHASHFUNC hash, KEYCOMPAREFUNC cmp);
+void ghash_destroy(HASHTABLE tbl);
+void *ghash_get(HASHTABLE tbl, const void *key);
+int ghash_put(HASHTABLE tbl, const void *key, void *value);
+int ghash_remove(HASHTABLE tbl, const void *key);
+int ghash_walk(HASHTABLE tbl, TABLEWALKFUNC func, void *user_data);
+int str_hash_code(const char *s);
+
+
+/* --------------------------------------------------------- */
+/*                                                           */
+/* XML escaping utils                                        */
+/*                                                           */
+/* --------------------------------------------------------- */
+char *strescape(pool p, char *buf); /* Escape <>&'" chars */
+char *strunescape(pool p, char *buf);
+
+
+/* --------------------------------------------------------- */
+/*                                                           */
+/* String pools (spool) functions                            */
+/*                                                           */
+/* --------------------------------------------------------- */
+struct spool_node
+{
+    char *c;
+    struct spool_node *next;
+};
+
+typedef struct spool_struct
+{
+    pool p;
+    int len;
+    struct spool_node *last;
+    struct spool_node *first;
+} *spool;
+
+spool spool_new(pool p); /* create a string pool */
+void spooler(spool s, ...); /* append all the char * args to the pool, terminate args with s again */
+char *spool_print(spool s); /* return a big string */
+void spool_add(spool s, char *str); /* add a single char to the pool */
+char *spools(pool p, ...); /* wrap all the spooler stuff in one function, the happy fun ball! */
+
+
+/* --------------------------------------------------------- */
+/*                                                           */
+/* xmlnodes - Document Object Model                          */
+/*                                                           */
+/* --------------------------------------------------------- */
+#define NTYPE_TAG    0
+#define NTYPE_ATTRIB 1
+#define NTYPE_CDATA  2
+
+#define NTYPE_LAST   2
+#define NTYPE_UNDEF  -1
+
+/* -------------------------------------------------------------------------- 
+   Node structure. Do not use directly! Always use accessor macros 
+   and methods!
+   -------------------------------------------------------------------------- */
+typedef struct xmlnode_t
+{
+     char*               name;
+     unsigned short      type;
+     char*               data;
+     int                 data_sz;
+     int                 complete;
+     pool               p;
+     struct xmlnode_t*  parent;
+     struct xmlnode_t*  firstchild; 
+     struct xmlnode_t*  lastchild;
+     struct xmlnode_t*  prev; 
+     struct xmlnode_t*  next;
+     struct xmlnode_t*  firstattrib;
+     struct xmlnode_t*  lastattrib;
+} _xmlnode, *xmlnode;
+
+/* Node creation routines */
+xmlnode  xmlnode_wrap(xmlnode x,const char* wrapper);
+xmlnode  xmlnode_new_tag(const char* name);
+xmlnode  xmlnode_new_tag_pool(pool p, const char* name);
+xmlnode  xmlnode_insert_tag(xmlnode parent, const char* name); 
+xmlnode  xmlnode_insert_cdata(xmlnode parent, const char* CDATA, unsigned int size);
+xmlnode  xmlnode_insert_tag_node(xmlnode parent, xmlnode node);
+void     xmlnode_insert_node(xmlnode parent, xmlnode node);
+xmlnode  xmlnode_str(char *str, int len);
+xmlnode  xmlnode_file(char *file);
+xmlnode  xmlnode_dup(xmlnode x); /* duplicate x */
+xmlnode  xmlnode_dup_pool(pool p, xmlnode x);
+
+/* Node Memory Pool */
+pool xmlnode_pool(xmlnode node);
+xmlnode _xmlnode_new(pool p, const char *name, unsigned int type);
+
+/* Node editing */
+void xmlnode_hide(xmlnode child);
+void xmlnode_hide_attrib(xmlnode parent, const char *name);
+
+/* Node deletion routine, also frees the node pool! */
+void xmlnode_free(xmlnode node);
+
+/* Locates a child tag by name and returns it */
+xmlnode  xmlnode_get_tag(xmlnode parent, const char* name);
+char* xmlnode_get_tag_data(xmlnode parent, const char* name);
+
+/* Attribute accessors */
+void     xmlnode_put_attrib(xmlnode owner, const char* name, const char* value);
+char*    xmlnode_get_attrib(xmlnode owner, const char* name);
+void     xmlnode_put_expat_attribs(xmlnode owner, const char** atts);
+
+/* Bastard am I, but these are fun for internal use ;-) */
+void     xmlnode_put_vattrib(xmlnode owner, const char* name, void *value);
+void*    xmlnode_get_vattrib(xmlnode owner, const char* name);
+
+/* Node traversal routines */
+xmlnode  xmlnode_get_firstattrib(xmlnode parent);
+xmlnode  xmlnode_get_firstchild(xmlnode parent);
+xmlnode  xmlnode_get_lastchild(xmlnode parent);
+xmlnode  xmlnode_get_nextsibling(xmlnode sibling);
+xmlnode  xmlnode_get_prevsibling(xmlnode sibling);
+xmlnode  xmlnode_get_parent(xmlnode node);
+
+/* Node information routines */
+char*    xmlnode_get_name(xmlnode node);
+char*    xmlnode_get_data(xmlnode node);
+int      xmlnode_get_datasz(xmlnode node);
+int      xmlnode_get_type(xmlnode node);
+
+int      xmlnode_has_children(xmlnode node);
+int      xmlnode_has_attribs(xmlnode node);
+
+/* Node-to-string translation */
+char*    xmlnode2str(xmlnode node);
+
+/* Node-to-terminated-string translation 
+   -- useful for interfacing w/ scripting langs */
+char*    xmlnode2tstr(xmlnode node);
+
+int      xmlnode_cmp(xmlnode a, xmlnode b); /* compares a and b for equality */
+
+int      xmlnode2file(char *file, xmlnode node); /* writes node to file */
+
+/* Expat callbacks */
+void expat_startElement(void* userdata, const char* name, const char** atts);
+void expat_endElement(void* userdata, const char* name);
+void expat_charData(void* userdata, const char* s, int len);
+
+/***********************
+ * XSTREAM Section
+ ***********************/
+
+#define XSTREAM_MAXNODE 1000000
+#define XSTREAM_MAXDEPTH 100
+
+#define XSTREAM_ROOT        0 /* root element */
+#define XSTREAM_NODE        1 /* normal node */
+#define XSTREAM_CLOSE       2 /* closed </stream:stream> */
+#define XSTREAM_ERR         4 /* parser error */
+
+typedef void (*xstream_onNode)(int type, xmlnode x, void *arg); /* xstream event handler */
+
+typedef struct xstream_struct
+{
+    XML_Parser parser;
+    xmlnode node;
+    char *cdata;
+    int cdata_len;
+    pool p;
+    xstream_onNode f;
+    void *arg;
+    int status;
+    int depth;
+} *xstream, _xstream;
+
+xstream xstream_new(pool p, xstream_onNode f, void *arg); /* create a new xstream */
+int xstream_eat(xstream xs, char *buff, int len); /* parse new data for this xstream, returns last XSTREAM_* status */
+
+/* convience functions */
+xmlnode xstream_header(char *nspace, char *to, char *from);
+char *xstream_header_char(xmlnode x);
+
+/* SHA.H */
+/* 
+ * The contents of this file are subject to the Mozilla Public
+ * License Version 1.1 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.mozilla.org/MPL/
+ * 
+ * Software distributed under the License is distributed on an "AS
+ * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
+ * implied. See the License for the specific language governing
+ * rights and limitations under the License.
+ * 
+ * The Original Code is SHA 180-1 Header File
+ * 
+ * The Initial Developer of the Original Code is Paul Kocher of
+ * Cryptography Research.  Portions created by Paul Kocher are 
+ * Copyright (C) 1995-9 by Cryptography Research, Inc.  All
+ * Rights Reserved.
+ * 
+ * Contributor(s):
+ *
+ *     Paul Kocher
+ * 
+ * Alternatively, the contents of this file may be used under the
+ * terms of the GNU General Public License Version 2 or later (the
+ * "GPL"), in which case the provisions of the GPL are applicable 
+ * instead of those above.  If you wish to allow use of your 
+ * version of this file only under the terms of the GPL and not to
+ * allow others to use your version of this file under the MPL,
+ * indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by
+ * the GPL.  If you do not delete the provisions above, a recipient
+ * may use your version of this file under either the MPL or the
+ * GPL.
+ */
+
+typedef struct {
+  unsigned long H[5];
+  unsigned long W[80];
+  int lenW;
+  unsigned long sizeHi,sizeLo;
+} SHA_CTX;
+
+
+void shaInit(SHA_CTX *ctx);
+void shaUpdate(SHA_CTX *ctx, unsigned char *dataIn, int len);
+void shaFinal(SHA_CTX *ctx, unsigned char hashout[20]);
+void shaBlock(unsigned char *dataIn, int len, unsigned char hashout[20]);
+
+
+/* END SHA.H */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* INCL_LIBXODE_H */