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s4:samdb util - add a call for generating a correct "lDAPDisplayName"

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This is needed for the SAMLDB module enhancement regarding schema objects.
The algorithm in pseudo code is located in MS-ADTS 3.1.1.2.3.4.
This commit is contained in:
Matthias Dieter Wallnöfer 2009-11-14 20:12:42 +01:00
parent bf4e8ba048
commit da3d471d10
1 changed files with 28 additions and 0 deletions
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28
source4/dsdb/common/util.c
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@ -37,6 +37,7 @@
#include "param/param.h"
#include "libcli/auth/libcli_auth.h"
#include "librpc/gen_ndr/ndr_drsblobs.h"
#include "system/locale.h"
/*
search the sam for the specified attributes in a specific domain, filter on
@ -2617,3 +2618,30 @@ failed:
talloc_free(tmp_ctx);
return LDB_ERR_NO_SUCH_OBJECT;
}
/*
* Function which generates a "lDAPDisplayName" attribute from a "CN" one.
* Algorithm implemented according to MS-ADTS 3.1.1.2.3.4
*/
const char *samdb_cn_to_lDAPDisplayName(TALLOC_CTX *mem_ctx, const char *cn)
{
char **tokens, *ret;
size_t i;
tokens = str_list_make(mem_ctx, cn, " -_");
if (tokens == NULL)
return NULL;
/* "tolower()" and "toupper()" should also work properly on 0x00 */
tokens[0][0] = tolower(tokens[0][0]);
for (i = 1; i < str_list_length((const char **)tokens); i++)
tokens[i][0] = toupper(tokens[i][0]);
ret = talloc_strdup(mem_ctx, tokens[0]);
for (i = 1; i < str_list_length((const char **)tokens); i++)
ret = talloc_asprintf_append_buffer(ret, "%s", tokens[i]);
talloc_free(tokens);
return ret;
}