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/*-
* Copyright (c) 2008-2013 WiredTiger, Inc.
* All rights reserved.
*
* See the file LICENSE for redistribution information.
*/
#include "wt_internal.h"
/*
* __wt_schema_get_source --
* Find a matching data source or report an error.
*/
int
__wt_schema_get_source(
WT_SESSION_IMPL *session, const char *name, WT_DATA_SOURCE **dsrcp)
{
WT_NAMED_DATA_SOURCE *ndsrc;
TAILQ_FOREACH(ndsrc, &S2C(session)->dsrcqh, q) {
if (!WT_PREFIX_MATCH(name, ndsrc->prefix))
continue;
*dsrcp = ndsrc->dsrc;
return (0);
}
return (__wt_bad_object_type(session, name));
}
/*
* __wt_schema_name_check --
* Disallow any use of the WiredTiger name space.
*/
int
__wt_schema_name_check(WT_SESSION_IMPL *session, const char *uri)
{
const char *name, *sep;
int skipped;
/*
* Check if name is somewhere in the WiredTiger name space: it would be
* "bad" if the application truncated the metadata file. Skip any
* leading URI prefix, check and then skip over a table name.
*/
name = uri;
for (skipped = 0; skipped < 2; skipped++) {
if ((sep = strchr(name, ':')) == NULL)
break;
name = sep + 1;
if (WT_PREFIX_MATCH(name, "WiredTiger"))
WT_RET_MSG(session, EINVAL,
"%s: the \"WiredTiger\" name space may not be "
"used by applications", name);
}
/*
* Disallow JSON quoting characters -- the config string parsing code
* supports quoted strings, but there's no good reason to use them in
* names and we're not going to do the testing.
*/
if (strpbrk(name, "{},:[]\\\"'") != NULL)
WT_RET_MSG(session, EINVAL,
"%s: WiredTiger objects should not include grouping "
"characters in their names",
name);
return (0);
}
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