1
0
mirror of https://git.tartarus.org/simon/putty.git synced 2025-07-11 08:13:46 -05:00

Replace several ad-hoc string formatters with strbuf.

uxnet.c's sk_namelookup and the sorting-key construction in
pangofont_enum_fonts() were both using s[n]printf and strncpy into
buffers that had no real need to be fixed-size; format_telnet_command
and the GTK Event Log selection-data builder were doing their own
sresize loops, but now we have strbuf they can just use that and save
redoing the same work.
This commit is contained in:
Simon Tatham
2018-12-01 09:35:52 +00:00
parent 915be1f6f0
commit 4251d28f71
4 changed files with 60 additions and 134 deletions

View File

@ -3763,7 +3763,7 @@ struct eventlog_stuff {
char **events_initial;
char **events_circular;
int ninitial, ncircular, circular_first;
char *seldata;
strbuf *seldata;
int sellen;
bool ignore_selchange;
};
@ -3773,8 +3773,6 @@ static void eventlog_destroy(GtkWidget *widget, gpointer data)
eventlog_stuff *es = (eventlog_stuff *)data;
es->window = NULL;
sfree(es->seldata);
es->seldata = NULL;
dlg_cleanup(&es->dp);
ctrl_free_box(es->eventbox);
}
@ -3803,7 +3801,6 @@ static void eventlog_list_handler(union control *ctrl, dlgparam *dp,
dlg_update_done(ctrl, dp);
} else if (event == EVENT_SELCHANGE) {
int i;
int selsize = 0;
/*
* If this SELCHANGE event is happening as a result of
@ -3817,36 +3814,15 @@ static void eventlog_list_handler(union control *ctrl, dlgparam *dp,
/*
* Construct the data to use as the selection.
*/
sfree(es->seldata);
es->seldata = NULL;
es->sellen = 0;
es->seldata->len = 0;
for (i = 0; i < es->ninitial; i++) {
if (dlg_listbox_issel(ctrl, dp, i)) {
int extralen = strlen(es->events_initial[i]);
if (es->sellen + extralen + 2 > selsize) {
selsize = es->sellen + extralen + 512;
es->seldata = sresize(es->seldata, selsize, char);
}
strcpy(es->seldata + es->sellen, es->events_initial[i]);
es->sellen += extralen;
es->seldata[es->sellen++] = '\n';
}
if (dlg_listbox_issel(ctrl, dp, i))
strbuf_catf(es->seldata, "%s\n", es->events_initial[i]);
}
for (i = 0; i < es->ncircular; i++) {
if (dlg_listbox_issel(ctrl, dp, es->ninitial + i)) {
int j = (es->circular_first + i) % LOGEVENT_CIRCULAR_MAX;
int extralen = strlen(es->events_circular[j]);
if (es->sellen + extralen + 2 > selsize) {
selsize = es->sellen + extralen + 512;
es->seldata = sresize(es->seldata, selsize, char);
}
strcpy(es->seldata + es->sellen, es->events_circular[j]);
es->sellen += extralen;
es->seldata[es->sellen++] = '\n';
strbuf_catf(es->seldata, "%s\n", es->events_circular[j]);
}
}
@ -3867,7 +3843,7 @@ void eventlog_selection_get(GtkWidget *widget, GtkSelectionData *seldata,
eventlog_stuff *es = (eventlog_stuff *)data;
gtk_selection_data_set(seldata, gtk_selection_data_get_target(seldata), 8,
(unsigned char *)es->seldata, es->sellen);
es->seldata->u, es->seldata->len);
}
gint eventlog_selection_clear(GtkWidget *widget, GdkEventSelection *seldata,
@ -3891,9 +3867,6 @@ gint eventlog_selection_clear(GtkWidget *widget, GdkEventSelection *seldata,
#endif
es->ignore_selchange = false;
sfree(es->seldata);
es->sellen = 0;
es->seldata = NULL;
return true;
}
@ -3983,6 +3956,7 @@ eventlog_stuff *eventlogstuff_new(void)
{
eventlog_stuff *es = snew(eventlog_stuff);
memset(es, 0, sizeof(*es));
es->seldata = strbuf_new();
return es;
}
@ -4000,6 +3974,7 @@ void eventlogstuff_free(eventlog_stuff *es)
sfree(es->events_circular[i]);
sfree(es->events_circular);
}
strbuf_free(es->seldata);
sfree(es);
}