Mercurial > noffle

annotate src/group.c @ 269:b3a2f710fe2c noffle

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[svn] * src/server.c: Fix post 1.0 bug where the article cursor was lost if the server yielded the lock to another server.
author bears
date Fri, 25 Oct 2002 12:04:57 +0100
parents 94b7962a0fbe
children 5eece4dfd945
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 group.c
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3
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4 The group database resides in groupinfo.gdbm and stores all we know about
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5 the groups we know of. One database record is cached in the global struct
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6 grp. Group information is transfered between the grp and the database by
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7 loadGrp() and saveGrp(). This is done transparently. Access to the groups
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8 database is done by group name, by the functions defined in group.h.
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9
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10 $Id: group.c 396 2002-08-05 22:05:02Z bears $
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11 */
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12
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13 #if HAVE_CONFIG_H
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14 #include <config.h>
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15 #endif
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16
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17 #include <stdio.h>
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18 #include <gdbm.h>
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19 #include <errno.h>
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20 #include <fcntl.h>
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21 #include <sys/stat.h>
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22 #include "configfile.h"
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23 #include "wildmat.h"
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24 #include "group.h"
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25 #include "log.h"
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26 #include "util.h"
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27 #include "portable.h"
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28
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29 /* max length of a group name: */
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30 #define MAX_GROUPNAME 78
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31
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32 /* currently only used within grp */
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33 typedef struct
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34 {
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35 int first; /* number of first article within group */
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36 int last; /* number of last article within group */
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37 int rmtNext;
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38 time_t created;
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39 time_t lastAccess;
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40 } Entry;
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41
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42 struct
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43 {
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44 Str name; /* name of the group */
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45 Entry entry; /* more information about this group */
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46 Str serv; /* server the group resides on */
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47 Str dsc; /* description of the group */
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48 char postAllow; /* Posting status */
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49 time_t lastPost; /* Time last article arrived */
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50 GDBM_FILE dbf;
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51 } grp = { "(no grp)", { 0, 0, 0, 0, 0 }, "", "", ' ', (time_t) 0, NULL };
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52
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53 /*
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54 Note: postAllow and lastPost should really go in Entry. But
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55 changing Entry would make backwards group file format capability
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56 tricky, so they go where they are, and we test the length of the
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57 retrieved record to determine if they exist.
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59 Someday if we really change the record format this should be tidied up.
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60 */
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61
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62 static const char *
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63 errMsg( void )
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64 {
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65 if ( errno != 0 )
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66 return strerror( errno );
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67 return gdbm_strerror( gdbm_errno );
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68 }
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69
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70 /* forbidden hierarchies */
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71 struct ForbiddenGroupName
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72 {
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73 const char *pattern;
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74 Bool match;
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75 } forbiddenGroupNames[] =
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76 {
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77 /* { "*[^-+_.0-9a-zA-Z]*", TRUE}, */ /* allow only traditional group names */
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78 { "*.*", FALSE }, /* Single component */
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79 { "control.*", TRUE }, /* control.* groups */
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80 { "to.*", TRUE }, /* to.* groups */
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81 { "*.all", TRUE }, /* 'all' as a component */
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82 { "*.all.*", TRUE },
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83 { "all.*", TRUE },
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84 { "*.ctl", TRUE }, /* 'ctl' as a component */
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85 { "*.ctl.*", TRUE },
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86 { "ctl.*", TRUE },
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87 { "example.*", TRUE }, /* example.* groups */
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88 { "*,*", TRUE }, /* newsgroups separator */
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89 /* { "_*", TRUE }, */ /* reserved for future use, but accept nevertheless */
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90 { "+*", TRUE }, /* reserved */
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91 { "-*", TRUE }
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92 };
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93
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94 Bool
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95 Grp_open( void )
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96 {
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97 Str name;
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98 int flags;
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99
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100 ASSERT( grp.dbf == NULL );
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101 snprintf( name, MAXCHAR, "%s/data/groupinfo.gdbm", Cfg_spoolDir() );
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102 flags = GDBM_WRCREAT | GDBM_FAST;
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103 if ( ! ( grp.dbf = gdbm_open( name, 512, flags, 0644, NULL ) ) )
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104 {
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105 Log_err( "Error opening %s for r/w (%s)", errMsg() );
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106 return FALSE;
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107 }
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108 Log_dbg( LOG_DBG_NEWSBASE, "%s opened for r/w", name );
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109 return TRUE;
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110 }
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111
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112 void
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113 Grp_close( void )
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114 {
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115 ASSERT( grp.dbf );
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116 Log_dbg( LOG_DBG_NEWSBASE, "Closing groupinfo" );
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117 gdbm_close( grp.dbf );
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118 grp.dbf = NULL;
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119 Utl_cpyStr( grp.name, "" );
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120 }
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121
193
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122 /*
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123 * Load group info from gdbm-database into global struct grp
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124 *
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125 * Note use of memcpy when packing buffer; avoids pointer alignment
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126 * problems.
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127 */
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128 static Bool
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129 loadGrp( const char *name )
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130 {
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131 const char *p;
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132 datum key, val;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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133
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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134 ASSERT( grp.dbf );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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135 if ( strcmp( grp.name, name ) == 0 )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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136 return TRUE;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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137 key.dptr = (void *)name;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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138 key.dsize = strlen( name ) + 1;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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139 val = gdbm_fetch( grp.dbf, key );
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140 if ( val.dptr == NULL )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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141 return FALSE;
193
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142 memcpy( &grp.entry, val.dptr, sizeof( grp.entry ) );
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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143 p = val.dptr + sizeof( grp.entry );
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144 Utl_cpyStr( grp.serv, p );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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145 p += strlen( p ) + 1;
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146 Utl_cpyStr( grp.dsc, p );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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147 p += strlen( p) + 1;
191
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148
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
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149 /*
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150 * Extension items. Initialise to default first.
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151 * We default to allowing posting, and the time
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152 * of the last post being a second before the last
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153 * access.
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154 */
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155 grp.postAllow = 'y';
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156 grp.lastPost = grp.entry.lastAccess - 1;
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157
43
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158 if ( p - val.dptr < val.dsize )
191
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159 {
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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160 grp.postAllow = p[ 0 ];
191
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
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161 p++;
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162 if ( p - val.dptr < val.dsize )
193
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diff changeset
163 memcpy( &grp.lastPost, p, sizeof( grp.lastPost ) );
191
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164 }
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165
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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166 Utl_cpyStr( grp.name, name );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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167 free( val.dptr );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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168 return TRUE;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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169 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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170
193
021d145e34e9 [svn] * src/fetch.c: Only leave articles in the requested list if the error
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171 /*
021d145e34e9 [svn] * src/fetch.c: Only leave articles in the requested list if the error
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172 * Save group info from global struct grp into gdbm-database
021d145e34e9 [svn] * src/fetch.c: Only leave articles in the requested list if the error
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173 *
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174 * Note use of memcpy when packing buffer; avoids pointer alignment
021d145e34e9 [svn] * src/fetch.c: Only leave articles in the requested list if the error
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175 * problems.
021d145e34e9 [svn] * src/fetch.c: Only leave articles in the requested list if the error
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176 */
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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177 static void
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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178 saveGrp( void )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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179 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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180 size_t lenServ, lenDsc, bufLen;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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181 datum key, val;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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182 void *buf;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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183 char *p;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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184
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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185 ASSERT( grp.dbf );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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186 lenServ = strlen( grp.serv );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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187 lenDsc = strlen( grp.dsc );
191
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
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188 bufLen =
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189 sizeof( grp.entry ) + lenServ + lenDsc + 2
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190 + sizeof( char ) + sizeof( time_t );
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2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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191 buf = malloc( bufLen );
193
021d145e34e9 [svn] * src/fetch.c: Only leave articles in the requested list if the error
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192 memcpy( buf, &grp.entry, sizeof( grp.entry ) );
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2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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193 p = (char *)buf + sizeof( grp.entry );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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194 strcpy( p, grp.serv );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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195 p += lenServ + 1;
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196 strcpy( p, grp.dsc );
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197 p += lenDsc + 1;
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198 p[ 0 ] = grp.postAllow;
191
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
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199 p++;
193
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200 memcpy( p, &grp.lastPost, sizeof( grp.lastPost ) );
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2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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201 key.dptr = (void *)grp.name;
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202 key.dsize = strlen( grp.name ) + 1;
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203 val.dptr = buf;
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204 val.dsize = bufLen;
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205 if ( gdbm_store( grp.dbf, key, val, GDBM_REPLACE ) != 0 )
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206 Log_err( "Could not save group %s: %s", errMsg() );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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207 free( buf );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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208 }
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209
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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210 Bool
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211 Grp_exists( const char *name )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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212 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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213 datum key;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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214
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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215 ASSERT( grp.dbf );
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216 key.dptr = (void*)name;
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217 key.dsize = strlen( name ) + 1;
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218 return gdbm_exists( grp.dbf, key );
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219 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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220
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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221 Bool
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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222 Grp_local( const char *name )
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223 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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224 if ( ! loadGrp( name ) )
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225 return 0;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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226 return ( strcmp( grp.serv, GRP_LOCAL_SERVER_NAME ) == 0 );
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227 }
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228
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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229 void
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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230 Grp_create( const char *name )
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231 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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232 Utl_cpyStr( grp.name, name );
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233 Utl_cpyStr( grp.serv, "(unknown)" );
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234 grp.dsc[ 0 ] = '\0';
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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235 grp.entry.first = 1;
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236 grp.entry.last = 0;
102
38b0a1532a37 [svn] Only track remote message no when subscribed
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237 grp.entry.rmtNext = GRP_RMT_NEXT_NOT_SUBSCRIBED;
127
3c71e28c8eef [svn] Release-1-0 mergedocs/NOTES
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238 grp.entry.created = time( NULL );
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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239 grp.entry.lastAccess = 0;
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240 grp.postAllow = 'y';
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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241 saveGrp();
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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242 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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243
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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244 void
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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245 Grp_delete( const char *name )
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246 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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247 datum key;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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248
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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249 ASSERT( grp.dbf );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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250 key.dptr = (void*)name;
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251 key.dsize = strlen( name ) + 1;
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252 gdbm_delete( grp.dbf, key );
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253 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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254
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
255 const char *
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
256 Grp_dsc( const char *name )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
257 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
258 if ( ! loadGrp( name ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
259 return NULL;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
260 return grp.dsc;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
261 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
262
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
263 const char *
61
adf0af5152f7 [svn] Renamed some variables and function names, because they caused compiler
enz
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diff changeset
264 Grp_server( const char *name )
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
265 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
266 static Str serv = "";
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
267
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
268 if ( ! loadGrp( name ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
269 return "[unknown grp]";
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
270 if ( Cfg_servListContains( grp.serv )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
271 || Grp_local( name ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
272 Utl_cpyStr( serv, grp.serv );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
273 else
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
274 snprintf( serv, MAXCHAR, "[%s]", grp.serv );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
275 return serv;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
276 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
277
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
278 int
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
279 Grp_first( const char *name )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
280 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
281 if ( ! loadGrp( name ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
282 return 0;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
283 return grp.entry.first;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
284 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
285
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
286 int
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
287 Grp_last( const char *name )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
288 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
289 if ( ! loadGrp( name ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
290 return 0;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
291 return grp.entry.last;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
292 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
293
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
294 int
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
295 Grp_lastAccess( const char *name )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
296 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
297 if ( ! loadGrp( name ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
298 return 0;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
299 return grp.entry.lastAccess;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
300 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
301
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
302 int
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
303 Grp_rmtNext( const char *name )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
304 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
305 if ( ! loadGrp( name ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
306 return 0;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
307 return grp.entry.rmtNext;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
308 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
309
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
310 time_t
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
311 Grp_created( const char *name )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
312 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
313 if ( ! loadGrp( name ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
314 return 0;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
315 return grp.entry.created;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
316 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
317
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
318 char
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
319 Grp_postAllow( const char *name )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
320 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
321 if ( ! loadGrp( name ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
322 return 0;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
323 return grp.postAllow;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
324 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
325
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
326
191
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
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diff changeset
327 time_t
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
bears
parents: 185
diff changeset
328 Grp_lastPostTime( const char *name )
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
bears
parents: 185
diff changeset
329 {
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
bears
parents: 185
diff changeset
330 if ( ! loadGrp( name ) )
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
bears
parents: 185
diff changeset
331 return 0;
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
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parents: 185
diff changeset
332 return grp.lastPost;
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
bears
parents: 185
diff changeset
333 }
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
bears
parents: 185
diff changeset
334
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
335 /* Replace group's description (only if value != ""). */
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
336 void
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
337 Grp_setDsc( const char *name, const char *value )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
338 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
339 if ( loadGrp( name ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
340 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
341 Utl_cpyStr( grp.dsc, value );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
342 saveGrp();
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
343 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
344 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
345
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
346 void
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
347 Grp_setLocal( const char *name )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
348 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
349 Grp_setServ( name, GRP_LOCAL_SERVER_NAME );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
350 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
351
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
352 void
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
353 Grp_setServ( const char *name, const char *value )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
354 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
355 if ( loadGrp( name ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
356 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
357 Utl_cpyStr( grp.serv, value );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
358 saveGrp();
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
359 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
360 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
361
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
362 void
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
363 Grp_setRmtNext( const char *name, int value )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
364 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
365 if ( loadGrp( name ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
366 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
367 grp.entry.rmtNext = value;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
368 saveGrp();
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
369 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
370 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
371
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
372 void
191
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
bears
parents: 185
diff changeset
373 Grp_setLastAccess( const char *name )
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
374 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
375 if ( loadGrp( name ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
376 {
191
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
bears
parents: 185
diff changeset
377 grp.entry.lastAccess = time( NULL );
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
378 saveGrp();
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
379 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
380 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
381
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
382 void
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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parents:
diff changeset
383 Grp_setPostAllow( const char *name, char postAllow )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff changeset
384 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
385 if ( loadGrp( name ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
386 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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387 grp.postAllow = postAllow;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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388 saveGrp();
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
389 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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390 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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391
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
392 void
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
393 Grp_setFirstLast( const char *name, int first, int last )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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394 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
395 if ( loadGrp( name ) )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
396 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
397 grp.entry.first = first;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
398 grp.entry.last = last;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
399 saveGrp();
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
400 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
401 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
402
191
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
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diff changeset
403 void
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
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diff changeset
404 Grp_setLastPostTime( const char *name )
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
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diff changeset
405 {
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
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diff changeset
406 if ( loadGrp( name ) )
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
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diff changeset
407 {
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
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diff changeset
408 grp.lastPost = time( NULL );
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
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diff changeset
409 saveGrp();
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
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diff changeset
410 }
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
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diff changeset
411 }
28488e0e3630 [svn] * src/group.h,src/group.c,src/noffle.c,src/server.c: Grp_setLastAccess is
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diff changeset
412
43
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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413 static datum cursor = { NULL, 0 };
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
414
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
415 Bool
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
416 Grp_firstGrp( const char **name )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
417 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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418 ASSERT( grp.dbf );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
419 if ( cursor.dptr != NULL )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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420 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
421 free( cursor.dptr );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
422 cursor.dptr = NULL;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
423 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
424 cursor = gdbm_firstkey( grp.dbf );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
425 *name = cursor.dptr;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
426 return ( cursor.dptr != NULL );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
427 }
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
428
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
429 Bool
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
430 Grp_nextGrp( const char **name )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
431 {
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
432 void *oldDptr = cursor.dptr;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
433
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
434 ASSERT( grp.dbf );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
435 if ( cursor.dptr == NULL )
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
436 return FALSE;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
437 cursor = gdbm_nextkey( grp.dbf, cursor );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
438 free( oldDptr );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
439 *name = cursor.dptr;
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
440 return ( cursor.dptr != NULL );
2842f50feb55 [svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff changeset
441 }
228
1ad2602f57db [svn] see Changelog Dec 18 2001
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diff changeset
442
250
93d5d8b098da [svn] *** empty log message ***
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diff changeset
443 /* Group names' sanity checks. Groups with forbidden names
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diff changeset
444 can't be safely deleted or created. */
228
1ad2602f57db [svn] see Changelog Dec 18 2001
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diff changeset
445 Bool
250
93d5d8b098da [svn] *** empty log message ***
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diff changeset
446 Grp_isForbiddenName( const char *name)
228
1ad2602f57db [svn] see Changelog Dec 18 2001
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diff changeset
447 {
250
93d5d8b098da [svn] *** empty log message ***
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diff changeset
448 const char *illegalchars = "\t\n\v\r /:\\";
93d5d8b098da [svn] *** empty log message ***
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diff changeset
449 /* "\t\n\v\r " whitespace
93d5d8b098da [svn] *** empty log message ***
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diff changeset
450 "/:\\" directory prefix (Unix, MacOS, Freedos filesystems) */
228
1ad2602f57db [svn] see Changelog Dec 18 2001
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parents: 197
diff changeset
451 /* Find illegal characters. */
1ad2602f57db [svn] see Changelog Dec 18 2001
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diff changeset
452 if ( strpbrk( name, illegalchars ) )
250
93d5d8b098da [svn] *** empty log message ***
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diff changeset
453 return TRUE;
93d5d8b098da [svn] *** empty log message ***
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parents: 249
diff changeset
454 /* Find '.' dot directory prefix to prevent exploits. */
93d5d8b098da [svn] *** empty log message ***
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diff changeset
455 if ( name[0] == '.') /* prevent noffle -C ../fetchlist */
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456 return TRUE; /* group name invalid */
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457 return FALSE;
93d5d8b098da [svn] *** empty log message ***
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458 }
228
1ad2602f57db [svn] see Changelog Dec 18 2001
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diff changeset
459
250
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diff changeset
460 /*
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461 Forbidden or restricted group names or hierarchies. Please refer to
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diff changeset
462 draft-ietf-usefor-article-06, chapter 5.5.1. Groups with invalid
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diff changeset
463 names can't be created, but can still be deleted.
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464 */
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diff changeset
465 Bool
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diff changeset
466 Grp_isValidName( const char *name)
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diff changeset
467 {
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diff changeset
468 size_t i;
264
94b7962a0fbe [svn] * src/group.c: Explicitly disallow zero-length group names. Yes, I found one.
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diff changeset
469 int len;
94b7962a0fbe [svn] * src/group.c: Explicitly disallow zero-length group names. Yes, I found one.
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diff changeset
470
94b7962a0fbe [svn] * src/group.c: Explicitly disallow zero-length group names. Yes, I found one.
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diff changeset
471 /* Groups with lengthy names like
94b7962a0fbe [svn] * src/group.c: Explicitly disallow zero-length group names. Yes, I found one.
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diff changeset
472 alt.the.lame.troll.should.be.posting.again.in.just.a.few.more.weeks.from.what.he.said
94b7962a0fbe [svn] * src/group.c: Explicitly disallow zero-length group names. Yes, I found one.
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diff changeset
473 or
94b7962a0fbe [svn] * src/group.c: Explicitly disallow zero-length group names. Yes, I found one.
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diff changeset
474 microsoft.public.windows.inetexplorer.ie55.programming.components.codedownload
94b7962a0fbe [svn] * src/group.c: Explicitly disallow zero-length group names. Yes, I found one.
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diff changeset
475 are most likely bogus groups that have been mistakenly created.
94b7962a0fbe [svn] * src/group.c: Explicitly disallow zero-length group names. Yes, I found one.
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diff changeset
476 */
94b7962a0fbe [svn] * src/group.c: Explicitly disallow zero-length group names. Yes, I found one.
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diff changeset
477 len = strlen( name );
94b7962a0fbe [svn] * src/group.c: Explicitly disallow zero-length group names. Yes, I found one.
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diff changeset
478 if ( len > MAX_GROUPNAME || len < 1 )
94b7962a0fbe [svn] * src/group.c: Explicitly disallow zero-length group names. Yes, I found one.
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diff changeset
479 return FALSE;
249
0340b9c17edc [svn] *** empty log message ***
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diff changeset
480
250
93d5d8b098da [svn] *** empty log message ***
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diff changeset
481 for ( i = 0;
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diff changeset
482 i < sizeof( forbiddenGroupNames ) /
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diff changeset
483 sizeof( struct ForbiddenGroupName );
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diff changeset
484 ++i )
249
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diff changeset
485 {
250
93d5d8b098da [svn] *** empty log message ***
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diff changeset
486 /* Negate result of Wld_match to ensure it is 1 or 0. */
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diff changeset
487 if ( forbiddenGroupNames[i].match !=
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diff changeset
488 ( ! Wld_match( name, forbiddenGroupNames[i].pattern ) ) )
249
0340b9c17edc [svn] *** empty log message ***
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parents: 243
diff changeset
489 return FALSE;
0340b9c17edc [svn] *** empty log message ***
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diff changeset
490 }
250
93d5d8b098da [svn] *** empty log message ***
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diff changeset
491 /* no match? then assume the group is valid. */
228
1ad2602f57db [svn] see Changelog Dec 18 2001
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parents: 197
diff changeset
492 return TRUE;
1ad2602f57db [svn] see Changelog Dec 18 2001
mirkol
parents: 197
diff changeset
493 }