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762: Instead of setting a bare pointer for task.target.frame always

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use the dynamically allocated value. null_or_stracpy and mem_free_set
macros are used. Slower, but safer.
This commit is contained in:
Witold Filipczyk 2009-01-01 22:06:59 +01:00 committed by Witold Filipczyk
parent 687f19dbde
commit ba70d61051
4 changed files with 12 additions and 11 deletions
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6
src/session/download.c
View File

@ -1063,14 +1063,14 @@ tp_display(struct type_query *type_query)
struct view_state *vs;
struct session *ses = type_query->ses;
struct uri *loading_uri = ses->loading_uri;
unsigned char *target_frame = ses->task.target.frame;
unsigned char *target_frame = null_or_stracpy(ses->task.target.frame);
ses->loading_uri = type_query->uri;
ses->task.target.frame = type_query->target_frame;
mem_free_set(&ses->task.target.frame, null_or_stracpy(type_query->target_frame));
vs = ses_forward(ses, /* type_query->frame */ 0);
if (vs) vs->plain = 1;
ses->loading_uri = loading_uri;
ses->task.target.frame = target_frame;
mem_free_set(&ses->task.target.frame, target_frame);
if (/* !type_query->frame */ 1) {
struct download *old = &type_query->download;

8
src/session/session.c
View File

@ -659,13 +659,13 @@ file_loading_callback(struct download *download, struct file_to_load *ftl)
if (ftl->cached && !ftl->cached->redirect_get && download->pri != PRI_CSS) {
struct session *ses = ftl->ses;
struct uri *loading_uri = ses->loading_uri;
unsigned char *target_frame = ses->task.target.frame;
unsigned char *target_frame = null_or_stracpy(ses->task.target.frame);
ses->loading_uri = ftl->uri;
ses->task.target.frame = ftl->target_frame;
mem_free_set(&ses->task.target.frame, null_or_stracpy(ftl->target_frame));
setup_download_handler(ses, &ftl->download, ftl->cached, 1);
ses->loading_uri = loading_uri;
ses->task.target.frame = target_frame;
mem_free_set(&ses->task.target.frame, target_frame);
}
doc_loading_callback(download, ftl->ses);
@ -1237,7 +1237,7 @@ reload_frame(struct session *ses, unsigned char *name,
loc->download.data = ses;
loc->download.callback = (download_callback_T *) doc_loading_callback;
ses->task.target.frame = name;
mem_free_set(&ses->task.target.frame, null_or_stracpy(name));
load_uri(loc->vs.uri, ses->referrer, &loc->download, PRI_MAIN, cache_mode, -1);

7
src/session/task.c
View File

@ -49,6 +49,7 @@ free_task(struct session *ses)
ses->loading_uri = NULL;
}
ses->task.type = TASK_NONE;
mem_free_set(&ses->task.target.frame, NULL);
}
void
@ -78,7 +79,7 @@ ses_load(struct session *ses, struct uri *uri, unsigned char *target_frame,
ses->loading_uri = uri;
ses->task.type = task_type;
ses->task.target.frame = target_frame;
mem_free_set(&ses->task.target.frame, null_or_stracpy(target_frame));
ses->task.target.location = target_location;
load_uri(ses->loading_uri, ses->referrer, &ses->loading,
@ -231,7 +232,7 @@ ses_goto(struct session *ses, struct uri *uri, unsigned char *target_frame,
task->uri = get_uri_reference(uri);
task->cache_mode = cache_mode;
task->session_task.type = task_type;
task->session_task.target.frame = target_frame;
task->session_task.target.frame = null_or_stracpy(target_frame);
task->session_task.target.location = target_location;
if (malicious_uri) {
@ -322,7 +323,7 @@ x:
del_from_history(&ses->history, loc);
destroy_location(loc);
}
ses->task.target.frame = NULL;
mem_free_set(&ses->task.target.frame, NULL);
goto x;
}

2
src/viewer/text/link.c
View File

@ -970,7 +970,7 @@ goto_current_link(struct session *ses, struct document_view *doc_view, int do_re
if (link->type == LINK_MAP) {
/* TODO: Test reload? */
goto_imgmap(ses, uri, null_or_stracpy(link->target));
goto_imgmap(ses, uri, link->target);
} else {
enum cache_mode mode = do_reload ? CACHE_MODE_FORCE_RELOAD