+/* $OpenLDAP$ */
/*
+ * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
+ * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+ */
+/* Portions
* Copyright (c) 1990 Regents of the University of Michigan.
* All rights reserved.
*
#include "lber.h"
#include "ldap_log.h"
+#include "lber_pvt.h"
LDAP_BEGIN_DECL
-#define LBER_ITEM_BERELEMENT 1
-#define LBER_ITEM_SOCKBUF 2
+LIBLBER_F (BER_ERRNO_FN) ber_int_errno_fn;
+
+struct lber_options {
+ short lbo_valid;
+#define LBER_UNINITIALIZED 0x0
+#define LBER_INITIALIZED 0x1
+#define LBER_VALID_BERELEMENT 0x2
+#define LBER_VALID_SOCKBUF 0x3
+
+ unsigned short lbo_options;
+ int lbo_debug;
+};
-extern int lber_int_debug;
+LIBLBER_F (struct lber_options) ber_int_options;
+#define ber_int_debug ber_int_options.lbo_debug
struct berelement {
- short ber_item_type; /* always LBER_ITEM_BERELEMENT */
- short ber_options;
- int ber_debug;
+ struct lber_options ber_opts;
+#define ber_valid ber_opts.lbo_valid
+#define ber_options ber_opts.lbo_options
+#define ber_debug ber_opts.lbo_debug
- int ber_usertag;
+ ber_tag_t ber_usertag;
- unsigned long ber_tag;
- unsigned long ber_len;
+ ber_tag_t ber_tag;
+ ber_len_t ber_len;
char *ber_buf;
char *ber_ptr;
BERTranslateProc ber_encode_translate_proc;
BERTranslateProc ber_decode_translate_proc;
};
-#define NULLBER ((BerElement *) 0)
+#define BER_VALID(ber) ((ber)->ber_valid==LBER_VALID_BERELEMENT)
+
+
+#define ber_pvt_ber_bytes(ber) ((ber)->ber_ptr - (ber)->ber_buf)
+#define ber_pvt_ber_remaining(ber) ((ber)->ber_end - (ber)->ber_ptr)
+
+struct sockbuf;
+
+struct sockbuf_io {
+ int (*sbi_setup)( struct sockbuf * sb, void *arg );
+ int (*sbi_remove)( struct sockbuf *sb );
+
+ ber_slen_t (*sbi_read)( struct sockbuf *sb, void *buf, ber_len_t len );
+ ber_slen_t (*sbi_write)( struct sockbuf *sb, void *buf, ber_len_t len );
+ int (*sbi_close)( struct sockbuf *sb );
+};
+
+struct sockbuf_sec {
+ int (*sbs_setup)( struct sockbuf * sb, void *arg );
+ int (*sbs_remove)( struct sockbuf *sb );
+
+ long (*sbs_protect)( struct sockbuf *sb, char *in, long *ilen,
+ char *out, long olen );
+ long (*sbs_release)( struct sockbuf *sb, char *in, long ilen,
+ char *out0, long olen0, char *out1, long olen1 );
+};
+
+struct sockbuf_buf {
+ ber_len_t buf_size;
+ ber_len_t buf_ptr;
+ ber_len_t buf_end;
+ char *buf_base;
+};
+
+typedef struct sockbuf_io Sockbuf_IO;
+typedef struct sockbuf_sec Sockbuf_Sec;
+typedef struct sockbuf_buf Sockbuf_Buf;
+
+LIBLBER_F( Sockbuf_IO ) ber_pvt_sb_io_tcp;
+LIBLBER_F( Sockbuf_IO ) ber_pvt_sb_io_udp;
+
struct sockbuf {
- short sb_item_type; /* always LBER_ITEM_SOCKBUF */
- short sb_options; /* to support copying ber elements */
- int sb_debug;
+ struct lber_options sb_opts;
+#define sb_valid sb_opts.lbo_valid
+#define sb_options sb_opts.lbo_options
+#define sb_debug sb_opts.lbo_debug
- int sb_fd;
-#ifndef MACOS
- int sb_sd;
-#else /* MACOS */
- void *sb_sd;
-#endif /* MACOS */
+ int sb_non_block:1;
+ int sb_read_ahead:1;
+
+ int sb_buf_ready:1;
+ int sb_trans_ready:1;
+ int sb_sec_ready:1;
+
+ /* these bits indicate if the transport layer
+ * needs to read or write
+ */
+ int sb_trans_needs_read:1;
+ int sb_trans_needs_write:1;
- long sb_max_incoming;
+ int sb_fd;
+
+ void *sb_iodata; /* transport-layer data pointer */
+ Sockbuf_IO *sb_io; /* I/O functions */
+
+#ifdef LDAP_SASL
+ void *sb_sdata; /* security-layer data pointer */
+ Sockbuf_Sec *sb_sec;
+#endif
- BerElement sb_ber;
+ ber_socket_t sb_sd;
- int sb_naddr; /* > 0 implies using CLDAP (UDP) */
- void *sb_useaddr; /* pointer to sockaddr to use next */
- void *sb_fromaddr; /* pointer to message source sockaddr */
- void **sb_addrs; /* actually an array of pointers to
- sockaddrs */
+#ifdef DEADWOOD
+ long sb_max_incoming;
+#endif
+ Sockbuf_Buf sb_buf;
+#ifdef LDAP_SASL
+ Sockbuf_Buf sb_sec_buf_in;
+ Sockbuf_Buf sb_sec_buf_out;
+ ber_len_t sb_sec_prev_len;
+#endif
};
+#define SOCKBUF_VALID(ber) ((sb)->sb_valid==LBER_VALID_SOCKBUF)
+
+/* these should be internal ie: ber_int_* */
+#define ber_pvt_sb_get_desc( sb ) ((sb)->sb_sd)
+#define ber_pvt_sb_set_desc( sb, val ) ((sb)->sb_sd =(val))
+
+#define ber_pvt_sb_in_use( sb ) ((sb)->sb_sd != AC_SOCKET_INVALID)
+
+#ifdef USE_SASL
+#define ber_pvt_sb_data_ready( sb ) \
+(((sb)->sb_buf_ready) || ((sb)->sb_trans_ready) || ((sb)->sb_sec_ready))
+#else
+#define ber_pvt_sb_data_ready( sb ) \
+(((sb)->sb_buf_ready) || ((sb)->sb_trans_ready))
+#endif
+#define ber_pvt_sb_needs_read( sb ) \
+((sb)->sb_trans_needs_read)
+#define ber_pvt_sb_needs_write( sb ) \
+((sb)->sb_trans_needs_write)
+
#define READBUFSIZ 8192
struct seqorset {
BerElement *sos_ber;
- unsigned long sos_clen;
- unsigned long sos_tag;
+ ber_len_t sos_clen;
+ ber_tag_t sos_tag;
char *sos_first;
char *sos_ptr;
struct seqorset *sos_next;
};
-#define NULLSEQORSET ((Seqorset *) 0)
+
+
+/*
+ * io.c
+ */
+int ber_realloc LDAP_P((
+ BerElement *ber,
+ ber_len_t len ));
/*
* bprint.c
*/
-LDAP_F int lber_log_printf LDAP_P((
- int errlvl,
- int loglvl,
- char *fmt,
- ... ));
+#define ber_log_printf ber_pvt_log_printf
-LDAP_F int lber_log_bprint LDAP_P((
+LIBLBER_F( int )
+ber_log_bprint LDAP_P((
int errlvl,
int loglvl,
- char *data,
- int len ));
+ const char *data,
+ ber_len_t len ));
-LDAP_F int lber_log_dump LDAP_P((
+LIBLBER_F( int )
+ber_log_dump LDAP_P((
int errlvl,
int loglvl,
BerElement *ber,
int inout ));
-LDAP_F int lber_log_sos_dump LDAP_P((
+LIBLBER_F( int )
+ber_log_sos_dump LDAP_P((
int errlvl,
int loglvl,
Seqorset *sos ));
+
+/* memory.c */
+ /* simple macros to realloc for now */
+LIBLBER_F (BerMemoryFunctions *) ber_int_memory_fns;
+
+#ifdef CSRIMALLOC
+#define LBER_INT_MALLOC malloc
+#define LBER_INT_CALLOC calloc
+#define LBER_INT_REALLOC realloc
+#define LBER_INT_FREE free
+#define LBER_INT_VFREE ber_memvfree
+#define LBER_INT_STRDUP strdup
+
+#define LBER_MALLOC malloc
+#define LBER_CALLOC calloc
+#define LBER_REALLOC realloc
+#define LBER_FREE free
+#define LBER_VFREE ber_memvfree
+#define LBER_STRDUP strdup
+
+#else
+#define LBER_INT_MALLOC(s) ber_memalloc((s))
+#define LBER_INT_CALLOC(n,s) ber_memcalloc((n),(s))
+#define LBER_INT_REALLOC(p,s) ber_memrealloc((p),(s))
+#define LBER_INT_FREE(p) ber_memfree((p))
+#define LBER_INT_VFREE(v) ber_memvfree((void**)(v))
+#define LBER_INT_STRDUP(s) ber_strdup((s))
+
+#define LBER_MALLOC(s) ber_memalloc((s))
+#define LBER_CALLOC(n,s) ber_memcalloc((n),(s))
+#define LBER_REALLOC(p,s) ber_memrealloc((p),(s))
+#define LBER_FREE(p) ber_memfree((p))
+#define LBER_VFREE(v) ber_memvfree((void**)(v))
+#define LBER_STRDUP(s) ber_strdup((s))
+#endif
+
+/* sockbuf.c */
+
+/* these should be ber_int*() functions */
+
+LIBLBER_F( int )
+ber_pvt_sb_init LDAP_P(( Sockbuf *sb ));
+
+LIBLBER_F( int )
+ber_pvt_sb_destroy LDAP_P(( Sockbuf *sb ));
+
+#ifdef USE_SASL
+LIBLBER_F( int )
+ber_pvt_sb_set_sec LDAP_P(( Sockbuf *sb, Sockbuf_Sec *sec, void *arg ));
+
+LIBLBER_F( int )
+ber_pvt_sb_clear_sec LDAP_P(( Sockbuf *sb ));
+#endif
+
+LIBLBER_F( int )
+ber_pvt_sb_set_io LDAP_P(( Sockbuf *sb, Sockbuf_IO *layer, void *arg ));
+
+LIBLBER_F( int )
+ber_pvt_sb_clear_io LDAP_P(( Sockbuf *sb ));
+
+LIBLBER_F( int )
+ber_pvt_sb_close LDAP_P((Sockbuf *sb ));
+
+LIBLBER_F( int )
+ber_pvt_sb_set_nonblock LDAP_P(( Sockbuf *sb, int nb ));
+
+LIBLBER_F( int )
+ber_pvt_sb_set_readahead LDAP_P(( Sockbuf *sb, int rh ));
+
+LIBLBER_F( ber_slen_t )
+ber_pvt_sb_read LDAP_P(( Sockbuf *sb, void *buf, ber_len_t len ));
+
+LIBLBER_F( ber_slen_t )
+ber_pvt_sb_write LDAP_P(( Sockbuf *sb, void *buf, ber_len_t len ));
+
+LIBLBER_F( int )
+ber_pvt_sb_udp_set_dst LDAP_P((Sockbuf *sb, void *addr ));
+
+LIBLBER_F( void * )
+ber_pvt_sb_udp_get_src LDAP_P((Sockbuf *sb ));
+
+LIBLBER_F( int )
+ber_pvt_socket_set_nonblock LDAP_P(( ber_socket_t sd, int nb ));
+
+LDAP_END_DECL
+
#endif /* _LBER_INT_H */
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