Stefan Dirsch
18596ddc2d
n_If-auth-with-credentials-for-hostname-fails-retry-with-XAUTHLOCALHOSTNAME.patch * fixed build against GCC 14 (boo#1221703) OBS-URL: https://build.opensuse.org/package/show/X11:XOrg/libxcb?expand=0&rev=76
143 lines
5.0 KiB
Diff
143 lines
5.0 KiB
Diff
From: Egbert Eich <eich@suse.de>
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Date: Thu Dec 24 00:11:43 2015 +0100
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Subject: [PATCH]If auth with credentials for hostname fails retry with XAUTHLOCALHOSTNAME
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Patch-mainline: never
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References: boo#906622
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Signed-off-by: Egbert Eich <eich@suse.com>
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Signed-off-by: Egbert Eich <eich@suse.de>
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---
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src/xcb_auth.c | 26 ++++++++++++++++++--------
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1 file changed, 18 insertions(+), 8 deletions(-)
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Index: libxcb-1.16.1/src/xcb_auth.c
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===================================================================
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--- libxcb-1.16.1.orig/src/xcb_auth.c
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+++ libxcb-1.16.1/src/xcb_auth.c
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@@ -110,7 +110,7 @@ static int authname_match(enum auth_prot
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#define SIN6_ADDR(s) (&((struct sockaddr_in6 *)s)->sin6_addr)
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-static Xauth *get_authptr(struct sockaddr *sockname, int display)
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+static Xauth *get_authptr(struct sockaddr *sockname, int display, int *stage)
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{
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char *addr = 0;
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int addrlen = 0;
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@@ -120,6 +120,8 @@ static Xauth *get_authptr(struct sockadd
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int dispbuflen;
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Xauth *authptr = NULL;
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+ if (*stage == 2)
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+ return NULL;
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family = FamilyLocal; /* 256 */
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switch(sockname->sa_family)
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{
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@@ -163,18 +165,23 @@ static Xauth *get_authptr(struct sockadd
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addrlen = strlen(addr);
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}
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- authptr = XauGetBestAuthByAddr (family,
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- (unsigned short) addrlen, addr,
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- (unsigned short) dispbuflen, dispbuf,
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- N_AUTH_PROTOS, (char **)authnames, authnameslen);
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- // && !phostname
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- if ((!authptr || !authptr->data_length) && family == FamilyLocal) {
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- if ( (addr = getenv("XAUTHLOCALHOSTNAME")) ) {
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+ if (*stage == 0) {
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+ authptr = XauGetBestAuthByAddr (family,
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+ (unsigned short) addrlen, addr,
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+ (unsigned short) dispbuflen, dispbuf,
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+ N_AUTH_PROTOS, (char **)authnames, authnameslen);
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+ *stage = 1;
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+ return authptr;
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+ }
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+ if (*stage == 1) {
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+ if ((!authptr || !authptr->data_length) && family == FamilyLocal && (addr = getenv("XAUTHLOCALHOSTNAME"))) {
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authptr = XauGetBestAuthByAddr (family,
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- (unsigned short) strlen(addr), addr,
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- (unsigned short) dispbuflen, dispbuf,
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- N_AUTH_PROTOS, (char **) authnames, authnameslen);
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+ (unsigned short) strlen(addr), addr,
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+ (unsigned short) dispbuflen, dispbuf,
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+ N_AUTH_PROTOS, (char **) authnames, authnameslen);
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}
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+ *stage = 2;
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+ return authptr;
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}
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return authptr;
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}
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@@ -329,7 +336,7 @@ static struct sockaddr *get_peer_sock_na
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return NULL;
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}
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-int _xcb_get_auth_info(int fd, xcb_auth_info_t *info, int display)
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+int _xcb_get_auth_info(int fd, xcb_auth_info_t *info, int display, int *stage)
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{
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/* code adapted from Xlib/ConnDis.c, xtrans/Xtranssocket.c,
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xtrans/Xtransutils.c */
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@@ -354,7 +361,7 @@ int _xcb_get_auth_info(int fd, xcb_auth_
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gotsockname = 1;
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}
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- authptr = get_authptr(sockname, display);
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+ authptr = get_authptr(sockname, display, stage);
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if (authptr == 0)
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{
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free(sockname);
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Index: libxcb-1.16.1/src/xcbint.h
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===================================================================
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--- libxcb-1.16.1.orig/src/xcbint.h
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+++ libxcb-1.16.1/src/xcbint.h
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@@ -232,7 +232,7 @@ int _xcb_conn_wait(xcb_connection_t *c,
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/* xcb_auth.c */
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-int _xcb_get_auth_info(int fd, xcb_auth_info_t *info, int display);
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+int _xcb_get_auth_info(int fd, xcb_auth_info_t *info, int display, int *stage);
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#ifdef GCC_HAS_VISIBILITY
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#pragma GCC visibility pop
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Index: libxcb-1.16.1/src/xcb_util.c
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===================================================================
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--- libxcb-1.16.1.orig/src/xcb_util.c
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+++ libxcb-1.16.1/src/xcb_util.c
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@@ -516,6 +516,7 @@ xcb_connection_t *xcb_connect_to_display
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char *protocol = NULL;
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xcb_auth_info_t ourauth;
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xcb_connection_t *c;
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+ int stage = 0;
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int parsed = _xcb_parse_display(displayname, &host, &protocol, &display, screenp);
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@@ -532,6 +533,7 @@ xcb_connection_t *xcb_connect_to_display
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}
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#endif
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+ retry:
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fd = _xcb_open(host, protocol, display);
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if(fd == -1) {
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@@ -545,7 +547,7 @@ xcb_connection_t *xcb_connect_to_display
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if(auth) {
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c = xcb_connect_to_fd(fd, auth);
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}
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- else if(_xcb_get_auth_info(fd, &ourauth, display))
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+ else if(_xcb_get_auth_info(fd, &ourauth, display, &stage))
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{
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c = xcb_connect_to_fd(fd, &ourauth);
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free(ourauth.name);
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@@ -554,8 +556,11 @@ xcb_connection_t *xcb_connect_to_display
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else
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c = xcb_connect_to_fd(fd, 0);
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- if(c->has_error)
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+ if(c->has_error) {
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+ if (stage < 2)
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+ goto retry;
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goto out;
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+ }
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/* Make sure requested screen number is in bounds for this server */
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if((screenp != NULL) && (*screenp >= (int) c->setup->roots_len)) {
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