external/bsd/openldap/dist/include/lber_pvt.h

   1 /* $OpenLDAP: pkg/ldap/include/lber_pvt.h,v 1.35.2.5 2008/03/21 00:43:00 hyc Exp $ */
   2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   3  *
   4  * Copyright 1998-2008 The OpenLDAP Foundation.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted only as authorized by the OpenLDAP
   9  * Public License.
  10  *
  11  * A copy of this license is available in file LICENSE in the
  12  * top-level directory of the distribution or, alternatively, at
  13  * <http://www.OpenLDAP.org/license.html>.
  14  */
  15
  16 /*
  17  * lber_pvt.h - Header for ber_pvt_ functions.
  18  * These are meant to be internal to OpenLDAP Software.
  19  */
  20
  21 #ifndef _LBER_PVT_H
  22 #define _LBER_PVT_H 1
  23
  24 #include <lber.h>
  25
  26 LDAP_BEGIN_DECL
  27
  28 /* for allocating aligned buffers (on the stack) */
  29 #define LBER_ALIGNED_BUFFER(uname,size) \
  30         union uname { \
  31                 char buffer[size]; \
  32                 /* force alignment */ \
  33                 int ialign; \
  34                 long lalign; \
  35                 float falign; \
  36                 double dalign; \
  37                 char* palign; \
  38         }
  39
  40 #define LBER_ELEMENT_SIZEOF (256) /* must be >= sizeof(BerElement) */
  41 typedef LBER_ALIGNED_BUFFER(lber_berelement_u,LBER_ELEMENT_SIZEOF)
  42         BerElementBuffer;
  43
  44 typedef struct sockbuf_buf {
  45         ber_len_t               buf_size;
  46         ber_len_t               buf_ptr;
  47         ber_len_t               buf_end;
  48         char                    *buf_base;
  49 } Sockbuf_Buf;
  50
  51 /*
  52  * bprint.c
  53  */
  54 LBER_V( BER_LOG_PRINT_FN ) ber_pvt_log_print;
  55
  56 LBER_F( int )
  57 ber_pvt_log_printf LDAP_P((
  58         int errlvl,
  59         int loglvl,
  60         const char *fmt,
  61         ... )) LDAP_GCCATTR((format(printf, 3, 4)));
  62
  63 /*
  64  * sockbuf.c
  65  */
  66 LBER_F( ber_slen_t )
  67 ber_pvt_sb_do_write LDAP_P(( Sockbuf_IO_Desc *sbiod, Sockbuf_Buf *buf_out ));
  68
  69 LBER_F( void )
  70 ber_pvt_sb_buf_init LDAP_P(( Sockbuf_Buf *buf ));
  71
  72 LBER_F( void )
  73 ber_pvt_sb_buf_destroy LDAP_P(( Sockbuf_Buf *buf ));
  74
  75 LBER_F( int )
  76 ber_pvt_sb_grow_buffer LDAP_P(( Sockbuf_Buf *buf, ber_len_t minsize ));
  77
  78 LBER_F( ber_len_t )
  79 ber_pvt_sb_copy_out LDAP_P(( Sockbuf_Buf *sbb, char *buf, ber_len_t len ));
  80
  81 LBER_F( int )
  82 ber_pvt_socket_set_nonblock LDAP_P(( ber_socket_t sd, int nb ));
  83
  84 /*
  85  * memory.c
  86  */
  87 LBER_F( void * )
  88 ber_memalloc_x LDAP_P((
  89         ber_len_t s, void *ctx));
  90
  91 LBER_F( void * )
  92 ber_memrealloc_x LDAP_P((
  93         void* p,
  94         ber_len_t s, void *ctx ));
  95
  96 LBER_F( void * )
  97 ber_memcalloc_x LDAP_P((
  98         ber_len_t n,
  99         ber_len_t s, void *ctx ));
 100
 101 LBER_F( void )
 102 ber_memfree_x LDAP_P((
 103         void* p, void *ctx ));
 104
 105 LBER_F( void )
 106 ber_memvfree_x LDAP_P((
 107         void** vector, void *ctx ));
 108
 109 LBER_F( void )
 110 ber_bvfree_x LDAP_P((
 111         struct berval *bv, void *ctx ));
 112
 113 LBER_F( void )
 114 ber_bvecfree_x LDAP_P((
 115         struct berval **bv, void *ctx ));
 116
 117 LBER_F( int )
 118 ber_bvecadd_x LDAP_P((
 119         struct berval ***bvec,
 120         struct berval *bv, void *ctx ));
 121
 122 LBER_F( struct berval * )
 123 ber_dupbv_x LDAP_P((
 124         struct berval *dst, struct berval *src, void *ctx ));
 125
 126 LBER_F( struct berval * )
 127 ber_str2bv_x LDAP_P((
 128         LDAP_CONST char *, ber_len_t len, int dup, struct berval *bv, void *ctx));
 129
 130 LBER_F( struct berval * )
 131 ber_mem2bv_x LDAP_P((
 132         LDAP_CONST char *, ber_len_t len, int dup, struct berval *bv, void *ctx));
 133
 134 LBER_F( char * )
 135 ber_strdup_x LDAP_P((
 136         LDAP_CONST char *, void *ctx ));
 137
 138 LBER_F( struct berval * )
 139 ber_bvreplace_x LDAP_P((
 140         struct berval *dst, LDAP_CONST struct berval *src, void *ctx ));
 141
 142 LBER_F( void )
 143 ber_bvarray_free_x LDAP_P(( BerVarray p, void *ctx ));
 144
 145 LBER_F( int )
 146 ber_bvarray_add_x LDAP_P(( BerVarray *p, BerValue *bv, void *ctx ));
 147
 148 LBER_F( int )
 149 ber_bvarray_dup_x LDAP_P(( BerVarray *dst, BerVarray src, void *ctx ));
 150
 151 #if 0
 152 #define ber_bvstrcmp(v1,v2) \
 153         ((v1)->bv_len < (v2)->bv_len \
 154                 ? -1 : ((v1)->bv_len > (v2)->bv_len \
 155                         ? 1 : strncmp((v1)->bv_val, (v2)->bv_val, (v1)->bv_len) ))
 156 #else
 157         /* avoid strncmp() */
 158 #define ber_bvstrcmp(v1,v2)     ber_bvcmp((v1),(v2))
 159 #endif
 160
 161 #define ber_bvstrcasecmp(v1,v2) \
 162         ((v1)->bv_len < (v2)->bv_len \
 163                 ? -1 : ((v1)->bv_len > (v2)->bv_len \
 164                         ? 1 : strncasecmp((v1)->bv_val, (v2)->bv_val, (v1)->bv_len) ))
 165
 166 #define ber_bvccmp(v1,c) \
 167         ( (v1)->bv_len == 1 && (v1)->bv_val[0] == (c) )
 168
 169 #define ber_strccmp(s,c) \
 170         ( (s)[0] == (c) && (s)[1] == '\0' )
 171
 172 #define ber_bvchr(bv,c) \
 173         ((char *) memchr( (bv)->bv_val, (c), (bv)->bv_len ))
 174
 175 #define ber_bvrchr(bv,c) \
 176         ((char *) memrchr( (bv)->bv_val, (c), (bv)->bv_len ))
 177
 178 #define ber_bvchr_post(dst,bv,c) \
 179         do { \
 180                 (dst)->bv_val = memchr( (bv)->bv_val, (c), (bv)->bv_len ); \
 181                 (dst)->bv_len = (dst)->bv_val ? (bv)->bv_len - ((dst)->bv_val - (bv)->bv_val) : 0; \
 182         } while (0)
 183
 184 #define ber_bvchr_pre(dst,bv,c) \
 185         do { \
 186                 (dst)->bv_val = memchr( (bv)->bv_val, (c), (bv)->bv_len ); \
 187                 (dst)->bv_len = (dst)->bv_val ? ((dst)->bv_val - (bv)->bv_val) : (bv)->bv_len; \
 188                 (dst)->bv_val = (bv)->bv_val; \
 189         } while (0)
 190
 191 #define ber_bvrchr_post(dst,bv,c) \
 192         do { \
 193                 (dst)->bv_val = memrchr( (bv)->bv_val, (c), (bv)->bv_len ); \
 194                 (dst)->bv_len = (dst)->bv_val ? (bv)->bv_len - ((dst)->bv_val - (bv)->bv_val) : 0; \
 195         } while (0)
 196
 197 #define ber_bvrchr_pre(dst,bv,c) \
 198         do { \
 199                 (dst)->bv_val = memrchr( (bv)->bv_val, (c), (bv)->bv_len ); \
 200                 (dst)->bv_len = (dst)->bv_val ? ((dst)->bv_val - (bv)->bv_val) : (bv)->bv_len; \
 201                 (dst)->bv_val = (bv)->bv_val; \
 202         } while (0)
 203
 204 #define BER_BVC(s)              { STRLENOF(s), (char *)(s) }
 205 #define BER_BVNULL              { 0L, NULL }
 206 #define BER_BVZERO(bv) \
 207         do { \
 208                 (bv)->bv_len = 0; \
 209                 (bv)->bv_val = NULL; \
 210         } while (0)
 211 #define BER_BVSTR(bv,s) \
 212         do { \
 213                 (bv)->bv_len = STRLENOF(s); \
 214                 (bv)->bv_val = (s); \
 215         } while (0)
 216 #define BER_BVISNULL(bv)        ((bv)->bv_val == NULL)
 217 #define BER_BVISEMPTY(bv)       ((bv)->bv_len == 0)
 218
 219 LDAP_END_DECL
 220
 221 #endif
 222