* basic_filters.c: Add path filter functions.
* filter.c (filter_types): Add path filter entries.
* pathtrace.c (storepath): Duplicate path.
---
basic_filters.c | 30 ++++++++++++++++++++++++++++++
filter.c | 2 ++
pathtrace.c | 2 +-
3 files changed, 33 insertions(+), 1 deletion(-)
diff --git a/basic_filters.c b/basic_filters.c
index f12c9046..e20baa58 100644
--- a/basic_filters.c
+++ b/basic_filters.c
@@ -443,3 +443,33 @@ free_fd_filter(void *_priv_data)
free(set);
return;
}
+
+void *
+parse_path_filter(const char *path, const char *const name)
+{
+ struct path_set *set = xcalloc(1, sizeof(struct path_set));
+
+ pathtrace_select_set(path, set);
+ return set;
+}
+
+bool
+run_path_filter(struct tcb *tcp, void *_priv_data)
+{
+ struct path_set *set = _priv_data;
+
+ return pathtrace_match_set(tcp, set);
+}
+
+void
+free_path_filter(void *_priv_data)
+{
+ struct path_set *set = _priv_data;
+ unsigned int i;
+
+ for (i = 0; i < set->num_selected; ++i)
+ free((char *) set->paths_selected[i]);
+ free(set->paths_selected);
+ free(set);
+ return;
+}
diff --git a/filter.c b/filter.c
index d51b3183..03a54c3a 100644
--- a/filter.c
+++ b/filter.c
@@ -39,6 +39,7 @@ free_ ## name ## _filter(void *)
\
DECL_FILTER(syscall);
DECL_FILTER(fd);
+DECL_FILTER(path);
#undef DECL_FILTER
#define FILTER_TYPE(name) \
@@ -54,6 +55,7 @@ static const struct filter_type {
} filter_types[] = {
FILTER_TYPE(syscall),
FILTER_TYPE(fd),
+ FILTER_TYPE(path),
};
#undef FILTER_TYPE
diff --git a/pathtrace.c b/pathtrace.c
index f528c252..531ad8aa 100644
--- a/pathtrace.c
+++ b/pathtrace.c
@@ -93,7 +93,7 @@ storepath(const char *path, struct path_set *set)
set->paths_selected = xreallocarray(set->paths_selected,
set->num_selected,
sizeof(set->paths_selected[0]));
- set->paths_selected[i] = path;
+ set->paths_selected[i] = xstrdup(path);
}
/*
--
2.11.0
------------------------------------------------------------------------------
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