File authid_normalize.patch of Package cyrus-imapd

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File authid_normalize.patch of Package cyrus-imapd

Index: lib/auth_unix.c
===================================================================
--- lib/auth_unix.c.orig
+++ lib/auth_unix.c
@@ -157,10 +157,12 @@ const char *identifier;
 size_t len;
 {
     static char retbuf[81];
+    char backup[81];
     struct group *grp;
     char sawalpha;
     char *p;
     int username_tolower = 0;
+    int ic,rbc;
 
     if(!len) len = strlen(identifier);
     if(len >= sizeof(retbuf)) return NULL;
@@ -210,6 +212,22 @@ size_t len;
     /* now we don't */
     /* if (!sawalpha) return NULL;  */
 
+    if( (libcyrus_config_getswitch(CYRUSOPT_NORMALIZEUID) == 1) ) {
+        strcpy(backup,retbuf);
+       /* remove leading blanks */
+       for(ic=0; isblank(backup[ic]); ic++);
+       for(rbc=0; backup[ic]; ic++) {
+            retbuf[rbc] = ( isalpha(backup[ic]) ?
+                 tolower(backup[ic]) : backup[ic] );
+            rbc++;
+       }
+       retbuf[rbc] = '\0';
+       /* remove trailing blanks */
+       for(--rbc; isblank(retbuf[rbc]); rbc--) {
+            retbuf[rbc] = '\0';
+       }
+    }
+
     return retbuf;
 }
 
Index: lib/imapoptions
===================================================================
--- lib/imapoptions.orig
+++ lib/imapoptions
@@ -927,6 +927,11 @@ are listed with ``<none>''.
    interface, otherwise the user is assumed to be in the default
    domain (if set). */
 
+{ "normalizeuid", 1, SWITCH }
+/* Lowercase uid and strip leading and trailing blanks. It is recommended
+   to set this to yes, especially if OpenLDAP is used as authentication
+   source. */
+
 /*
 .SH SEE ALSO
 .PP
Index: lib/libcyr_cfg.c
===================================================================
--- lib/libcyr_cfg.c.orig
+++ lib/libcyr_cfg.c
@@ -123,6 +123,11 @@ struct cyrusopt_s cyrus_options[] = {
       CFGVAL(long, 100),
       CYRUS_OPT_INT },
 
+    { CYRUSOPT_NORMALIZEUID,
+      CFGVAL(long, 1),
+      CYRUS_OPT_SWITCH },
+
+
     { CYRUSOPT_LAST, { NULL }, CYRUS_OPT_NOTOPT }
 };
 
Index: lib/libcyr_cfg.h
===================================================================
--- lib/libcyr_cfg.h.orig
+++ lib/libcyr_cfg.h
@@ -99,6 +99,8 @@ enum cyrus_opt {
     CYRUSOPT_BERKELEY_TXNS_MAX,
     /* RFC 2086 right which allows DELETE ("c") */
     CYRUSOPT_DELETERIGHT,
+    /* Lowercase uid and strip leading and trailing blanks (ON) */
+    CYRUSOPT_NORMALIZEUID,
 
     CYRUSOPT_LAST

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