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urlmon: Rename are_equal_simple to compare_uris and make it failable.

This commit is contained in:
Jacek Caban 2011-11-25 15:58:07 +01:00 committed by Alexandre Julliard
parent bb8a05800b
commit 24f4c4e14c
1 changed files with 30 additions and 28 deletions
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58
dlls/urlmon/uri.c
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@ -3870,16 +3870,20 @@ static HRESULT validate_components(const UriBuilder *builder, parse_data *data,
* the properties of each Uri directly without the need to go
* through the "IUri_Get*" interface calls.
*/
static BOOL are_equal_simple(const Uri *a, const Uri *b) {
static HRESULT compare_uris(const Uri *a, const Uri *b, BOOL *ret) {
const BOOL known_scheme = a->scheme_type != URL_SCHEME_UNKNOWN;
const BOOL are_hierarchical = a->authority_start > -1 && b->authority_start > -1;
*ret = FALSE;
if(a->scheme_type != b->scheme_type)
return FALSE;
return S_OK;
if(a->scheme_type == URL_SCHEME_FILE) {
if(a->canon_len == b->canon_len)
return !StrCmpIW(a->canon_uri, b->canon_uri);
if(a->canon_len == b->canon_len) {
*ret = !StrCmpIW(a->canon_uri, b->canon_uri);
return S_OK;
}
}
/* Only compare the scheme names (if any) if their unknown scheme types. */
@ -3888,20 +3892,20 @@ static BOOL are_equal_simple(const Uri *a, const Uri *b) {
(a->scheme_len == b->scheme_len)) {
/* Make sure the schemes are the same. */
if(StrCmpNW(a->canon_uri+a->scheme_start, b->canon_uri+b->scheme_start, a->scheme_len))
return FALSE;
return S_OK;
} else if(a->scheme_len != b->scheme_len)
/* One of the Uri's has a scheme name, while the other doesn't. */
return FALSE;
return S_OK;
}
/* If they have a userinfo component, perform case sensitive compare. */
if((a->userinfo_start > -1 && b->userinfo_start > -1) &&
(a->userinfo_len == b->userinfo_len)) {
if(StrCmpNW(a->canon_uri+a->userinfo_start, b->canon_uri+b->userinfo_start, a->userinfo_len))
return FALSE;
return S_OK;
} else if(a->userinfo_len != b->userinfo_len)
/* One of the Uri's had a userinfo, while the other one doesn't. */
return FALSE;
return S_OK;
/* Check if they have a host name. */
if((a->host_start > -1 && b->host_start > -1) &&
@ -3909,19 +3913,19 @@ static BOOL are_equal_simple(const Uri *a, const Uri *b) {
/* Perform a case insensitive compare if they are a known scheme type. */
if(known_scheme) {
if(StrCmpNIW(a->canon_uri+a->host_start, b->canon_uri+b->host_start, a->host_len))
return FALSE;
return S_OK;
} else if(StrCmpNW(a->canon_uri+a->host_start, b->canon_uri+b->host_start, a->host_len))
return FALSE;
return S_OK;
} else if(a->host_len != b->host_len)
/* One of the Uri's had a host, while the other one didn't. */
return FALSE;
return S_OK;
if(a->has_port && b->has_port) {
if(a->port != b->port)
return FALSE;
return S_OK;
} else if(a->has_port || b->has_port)
/* One had a port, while the other one didn't. */
return FALSE;
return S_OK;
/* Windows is weird with how it handles paths. For example
* One URI could be "http://google.com" (after canonicalization)
@ -3932,33 +3936,34 @@ static BOOL are_equal_simple(const Uri *a, const Uri *b) {
if((a->path_start > -1 && b->path_start > -1) &&
(a->path_len == b->path_len)) {
if(StrCmpNW(a->canon_uri+a->path_start, b->canon_uri+b->path_start, a->path_len))
return FALSE;
return S_OK;
} else if(are_hierarchical && a->path_len == -1 && b->path_len == 0) {
if(*(a->canon_uri+a->path_start) != '/')
return FALSE;
return S_OK;
} else if(are_hierarchical && b->path_len == 1 && a->path_len == 0) {
if(*(b->canon_uri+b->path_start) != '/')
return FALSE;
return S_OK;
} else if(a->path_len != b->path_len)
return FALSE;
return S_OK;
/* Compare the query strings of the two URIs. */
if((a->query_start > -1 && b->query_start > -1) &&
(a->query_len == b->query_len)) {
if(StrCmpNW(a->canon_uri+a->query_start, b->canon_uri+b->query_start, a->query_len))
return FALSE;
return S_OK;
} else if(a->query_len != b->query_len)
return FALSE;
return S_OK;
if((a->fragment_start > -1 && b->fragment_start > -1) &&
(a->fragment_len == b->fragment_len)) {
if(StrCmpNW(a->canon_uri+a->fragment_start, b->canon_uri+b->fragment_start, a->fragment_len))
return FALSE;
return S_OK;
} else if(a->fragment_len != b->fragment_len)
return FALSE;
return S_OK;
/* If we get here, the two URIs are equivalent. */
return TRUE;
*ret = TRUE;
return S_OK;
}
static void convert_to_dos_path(const WCHAR *path, DWORD path_len,
@ -4944,16 +4949,13 @@ static HRESULT WINAPI Uri_IsEqual(IUri *iface, IUri *pUri, BOOL *pfEqual)
}
/* Try to convert it to a Uri (allows for a more simple comparison). */
if((other = get_uri_obj(pUri))) {
TRACE("comparing to %s\n", debugstr_w(other->canon_uri));
*pfEqual = are_equal_simple(This, other);
}else {
/* Do it the hard way. */
if(!(other = get_uri_obj(pUri))) {
FIXME("(%p)->(%p %p) No support for unknown IUri's yet.\n", iface, pUri, pfEqual);
return E_NOTIMPL;
}
return S_OK;
TRACE("comparing to %s\n", debugstr_w(other->canon_uri));
return compare_uris(This, other, pfEqual);
}
static const IUriVtbl UriVtbl = {