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Add support for arbitrary extension methods for the Allow

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response header field, and an API routine for modifying the
	allowed list in a unified manner for both known and extension
	methods.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@86043 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Ken Coar
2000-08-10 11:22:57 +00:00
parent a5121d5061
commit 702dd42deb
4 changed files with 99 additions and 18 deletions
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46
modules/http/http_request.c
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@@ -79,6 +79,9 @@
#include "apr_strings.h"
#include "apr_file_io.h"
#include "apr_fnmatch.h"
#ifdef APR_HAVE_STDARG_H
#include <stdarg.h>
#endif
AP_HOOK_STRUCT(
AP_HOOK_LINK(translate_name)
@@ -1425,3 +1428,46 @@ API_EXPORT(void) ap_update_mtime(request_rec *r, apr_time_t dependency_mtime)
r->mtime = dependency_mtime;
}
}
API_EXPORT(void) ap_allow_methods(request_rec *r, int reset, ...) {
int mnum;
const char *method;
const char **xmethod;
va_list methods;
/*
* Get rid of any current settings if requested; not just the
* well-known methods but any extensions as well.
*/
if (reset) {
r->allowed = 0;
if (r->allowed_xmethods != NULL) {
r->allowed_xmethods->nelts = 0;
}
}
va_start(methods, reset);
while ((method = va_arg(methods, const char *)) != NULL) {
/*
* Look up our internal number for this particular method.
* Even if it isn't one of the ones we know about, the return
* value is used in the same way.
*/
mnum = ap_method_number_of(method);
r->allowed |= (1 << mnum);
/*
* Now, if we don't know about it, we regard it as an
* extension method. Add it to our array of such. This means
* that anything that checks for M_INVALID needs to make an
* additional check of this array if it *is* invalid.
*/
if (mnum == M_INVALID) {
if (r->allowed_xmethods == NULL) {
r->allowed_xmethods = apr_make_array(r->pool, 2,
sizeof(char *));
}
xmethod = (const char **) apr_push_array(r->allowed_xmethods);
*xmethod = method;
}
}
}