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Generate bytecodes related to the trigger on reception
[lttng-tools.git]
/
src
/
common
/
event-rule
/
kprobe.c
diff --git
a/src/common/event-rule/kprobe.c
b/src/common/event-rule/kprobe.c
index a5c93e653f08784dbb4af8997dc1d14c66ba80c9..6846f0cb16a2b664c4635227b09d4b2ee58535b9 100644
(file)
--- a/
src/common/event-rule/kprobe.c
+++ b/
src/common/event-rule/kprobe.c
@@
-6,6
+6,7
@@
*/
#include <assert.h>
*/
#include <assert.h>
+#include <common/credentials.h>
#include <common/error.h>
#include <common/macros.h>
#include <common/payload.h>
#include <common/error.h>
#include <common/macros.h>
#include <common/payload.h>
@@
-146,7
+147,8
@@
end:
}
static enum lttng_error_code lttng_event_rule_kprobe_generate_filter_bytecode(
}
static enum lttng_error_code lttng_event_rule_kprobe_generate_filter_bytecode(
- struct lttng_event_rule *rule, uid_t uid, gid_t gid)
+ struct lttng_event_rule *rule,
+ const struct lttng_credentials *creds)
{
/* Nothing to do. */
return LTTNG_OK;
{
/* Nothing to do. */
return LTTNG_OK;
@@
-219,19
+221,15
@@
ssize_t lttng_event_rule_kprobe_create_from_payload(
goto end;
}
goto end;
}
- if (view->buffer.size < sizeof(*kprobe_comm)) {
+ current_buffer_view = lttng_buffer_view_from_view(
+ &view->buffer, offset, sizeof(*kprobe_comm));
+ if (!lttng_buffer_view_is_valid(¤t_buffer_view)) {
ERR("Failed to initialize from malformed event rule kprobe: buffer too short to contain header.");
ret = -1;
goto end;
}
ERR("Failed to initialize from malformed event rule kprobe: buffer too short to contain header.");
ret = -1;
goto end;
}
- current_buffer_view = lttng_buffer_view_from_view(
- &view->buffer, offset, sizeof(*kprobe_comm));
kprobe_comm = (typeof(kprobe_comm)) current_buffer_view.data;
kprobe_comm = (typeof(kprobe_comm)) current_buffer_view.data;
- if (!kprobe_comm) {
- ret = -1;
- goto end;
- }
rule = lttng_event_rule_kprobe_create();
if (!rule) {
rule = lttng_event_rule_kprobe_create();
if (!rule) {
@@
-251,12
+249,12
@@
ssize_t lttng_event_rule_kprobe_create_from_payload(
lttng_payload_view_from_view(view, offset,
kprobe_comm->name_len);
lttng_payload_view_from_view(view, offset,
kprobe_comm->name_len);
- name = current_payload_view.buffer.data;
- if (!name) {
+ if (!lttng_payload_view_is_valid(¤t_payload_view)) {
ret = -1;
goto end;
}
ret = -1;
goto end;
}
+ name = current_payload_view.buffer.data;
if (!lttng_buffer_view_contains_string(
¤t_payload_view.buffer, name,
kprobe_comm->name_len)) {
if (!lttng_buffer_view_contains_string(
¤t_payload_view.buffer, name,
kprobe_comm->name_len)) {
@@
-274,6
+272,11
@@
ssize_t lttng_event_rule_kprobe_create_from_payload(
lttng_payload_view_from_view(view, offset,
kprobe_comm->location_len);
lttng_payload_view_from_view(view, offset,
kprobe_comm->location_len);
+ if (!lttng_payload_view_is_valid(¤t_payload_view)) {
+ ret = -1;
+ goto end;
+ }
+
ret = lttng_kernel_probe_location_create_from_payload(
¤t_payload_view, &location);
if (ret < 0) {
ret = lttng_kernel_probe_location_create_from_payload(
¤t_payload_view, &location);
if (ret < 0) {
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and
4
git commands to generate.