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/*
* Copyright (c) 1999-2003 Smithsonian Astrophysical Observatory
*/
/*
*
* remote.c -- xpa access control list management
*
*/
#include <xpap.h>
/*
*----------------------------------------------------------------------------
*
*
* Private Routines
*
*
*----------------------------------------------------------------------------
*/
#ifdef ANSI_FUNC
static XPAClip
ClipBoardNew(XPA xpa, char *name)
#else
static XPAClip ClipBoardNew(xpa, name)
XPA xpa;
char *name;
#endif
{
XPAClip cur, xnew;
if( (xnew = (XPAClip)xcalloc(1, sizeof(XPAClipRec))) == NULL )
return(NULL);
/* fill in record structure */
xnew->name = xstrdup(name);
xnew->ip = xpa->comm->cmdip;
/* add to the end of list */
if( xpa->cliphead == NULL ){
xpa->cliphead = xnew;
}
else{
for(cur=xpa->cliphead; cur->next!=NULL; cur=cur->next){
;
}
cur->next = xnew;
}
return xnew;
}
#ifdef ANSI_FUNC
static XPAClip
ClipBoardLookup(XPA xpa, char *name)
#else
static XPAClip ClipBoardLookup(xpa, name)
XPA xpa;
char *name;
#endif
{
XPAClip cur;
/* look for reserved keywords that have callbacks */
for(cur=xpa->cliphead; cur!=NULL; cur=cur->next){
if( !strcmp(name, cur->name) && (xpa->comm->cmdip == cur->ip) ){
return(cur);
}
}
return NULL;
}
#ifdef ANSI_FUNC
static int
ClipBoardAdd(XPA xpa, char *name, char *paramlist, char *buf)
#else
static int
ClipBoardAdd(xpa, name, paramlist, buf)
XPA xpa;
char *name;
char *paramlist;
char *buf;
#endif
{
XPAClip cur;
if( !(cur = ClipBoardLookup(xpa, name)) )
cur = ClipBoardNew(xpa, name);
if( !cur )
return -1;
if( cur->value )
xfree(cur->value);
cur->value = xstrdup(buf);
return 0;
}
#ifdef ANSI_FUNC
static int
ClipBoardAppend(XPA xpa, char *name, char *paramlist, char *buf)
#else
static int
ClipBoardAppend(xpa, name, paramlist, buf)
XPA xpa;
char *name;
char *paramlist;
char *buf;
#endif
{
XPAClip cur;
if( !(cur = ClipBoardLookup(xpa, name)) )
cur = ClipBoardNew(xpa, name);
if( !cur )
return -1;
if( cur->value ){
if( (cur->value = (char *)xrealloc(cur->value,
strlen(cur->value)+strlen(buf)+1)) )
strcat(cur->value, buf);
else
return -1;
}
else{
cur->value = xstrdup(buf);
}
return 0;
}
#ifdef ANSI_FUNC
static int
ClipBoardDelete(XPA xpa, char *name, char *paramlist)
#else
static int
ClipBoardDelete(xpa, name, paramlist)
XPA xpa;
char *name;
char *paramlist;
#endif
{
XPAClip cur;
if( (cur = ClipBoardLookup(xpa, name)) ){
ClipBoardFree(xpa, cur);
return 0;
}
else
return -1;
}
/*
*----------------------------------------------------------------------------
*
*
* Semi-Public Routines (used by xpa.c and command.c)
*
*
*----------------------------------------------------------------------------
*/
#ifdef ANSI_FUNC
int
ClipBoardFree(XPA xpa, XPAClip clip)
#else
int ClipBoardFree(xpa, clip)
XPA xpa;
XPAClip clip;
#endif
{
XPAClip cur;
if( !clip )
return 0;
/* remove from list */
if( xpa->cliphead ){
if( xpa->cliphead == clip ){
xpa->cliphead = clip->next;
}
else{
for(cur=xpa->cliphead; cur!=NULL; cur=cur->next){
if( cur->next == clip ){
cur->next = clip->next;
break;
}
}
}
}
if( clip->name ) xfree(clip->name);
if( clip->value ) xfree(clip->value);
xfree(clip);
return 1;
}
/*
*----------------------------------------------------------------------------
*
* Routine: XPAReceiveClipboard
*
* Purpose: add a new clipboard entry
*
* Returns: xpa callback error codes
*
*----------------------------------------------------------------------------
*/
#ifdef ANSI_FUNC
int
XPAReceiveClipboard (void *client_data, void *call_data, char *paramlist,
char *buf, size_t len)
#else
int XPAReceiveClipboard(client_data, call_data, paramlist, buf, len)
void *client_data;
void *call_data;
char *paramlist;
char *buf;
size_t len;
#endif
{
XPA xpa = (XPA)call_data;
char cmd[SZ_LINE];
char name[SZ_LINE];
char tbuf[SZ_LINE];
int lp=0;
int status = -1;
*cmd = '\0';
*name = '\0';
if( paramlist && *paramlist ){
if( !word(paramlist, cmd, &lp) || !word(paramlist, name, &lp) )
goto done;
/* lookup the command */
if( !strcmp(cmd, "add") ){
status = ClipBoardAdd(xpa, name, ¶mlist[lp], buf);
}
else if( !strncmp(cmd, "app", 3) ){
status = ClipBoardAppend(xpa, name, ¶mlist[lp], buf);
}
else if( !strncmp(cmd, "del", 3) ){
status = ClipBoardDelete(xpa, name, ¶mlist[lp]);
}
#ifdef LATER
else if( !strncmp(cmd, "loa", 3) ){
status = ClipBoardLoad(xpa, name, ¶mlist[lp], buf);
}
else if( !strncmp(cmd, "sav", 3) ){
status = ClipBoardSave(xpa, name, ¶mlist[lp]);
}
#endif
}
done:
if( status < 0 ){
if( !*cmd || !*name ){
XPAError(xpa, "XPA clipboard requires: add|append|delete name\n");
}
else{
snprintf(tbuf, SZ_LINE,
"XPA clipboard invalid cmd or name: %s %s\n", cmd, name);
XPAError(xpa, tbuf);
}
}
return(status);
}
/*
*----------------------------------------------------------------------------
*
* Routine: XPASendClipboard
*
* Purpose: return clipboard information
*
* Returns: 0 for success, -1 for failure
*
*----------------------------------------------------------------------------
*/
#ifdef ANSI_FUNC
int
XPASendClipboard (void *client_data, void *call_data, char *paramlist,
char **buf, size_t *len)
#else
int XPASendClipboard(client_data, call_data, paramlist, buf, len)
void *client_data;
void *call_data;
char *paramlist;
char **buf;
size_t *len;
#endif
{
XPA xpa = (XPA)call_data;
char name[SZ_LINE];
char tbuf[SZ_LINE];
int lp=0;
int status = -1;
XPAClip cur;
*name = '\0';
if( paramlist && *paramlist ){
if( !word(paramlist, name, &lp) )
goto done;
if( !(cur = ClipBoardLookup(xpa, name)) )
goto done;
if( cur->value ){
send(xpa_datafd(xpa), cur->value, strlen(cur->value), 0);
status = 0;
}
}
done:
if( status < 0 ){
if( !*name ){
XPAError(xpa, "XPA clipboard requires: name\n");
}
else{
snprintf(tbuf, SZ_LINE, "XPA clipboard invalid name: %s\n", name);
XPAError(xpa, tbuf);
}
}
return(status);
}
/*
*----------------------------------------------------------------------------
*
*
* Public Routines
*
*
*----------------------------------------------------------------------------
*/
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