[ltt-dev] [PATCH] Fix marker_field access in the JNI interface

[Mathieu Desnoyers]

* alexandre.montplaisir at polymtl.ca (alexandre.montplaisir at polymtl.ca) wrote:
> From: Alexandre Montplaisir <alexandre.montplaisir at gmail.com>
> 
> Reflect the new way to access marker_field fields introduced in 1184dc3
> 
> Signed-off-by: Alexandre Montplaisir <alexandre.montplaisir at gmail.com>

merged, thanks !

> ---
>  ltt/jni_interface.c |   19 ++-----------------
>  1 files changed, 2 insertions(+), 17 deletions(-)
> 
> diff --git a/ltt/jni_interface.c b/ltt/jni_interface.c
> index 255f322..d1bd993 100644
> --- a/ltt/jni_interface.c
> +++ b/ltt/jni_interface.c
> @@ -998,20 +998,6 @@ JNIEXPORT jint JNICALL Java_org_eclipse_linuxtools_lttng_jni_JniMarkerField_ltt_
>          return (jint)newPtr->type;
>  }
>  
> -/* Get of offset */
> -JNIEXPORT jlong JNICALL Java_org_eclipse_linuxtools_lttng_jni_JniMarkerField_ltt_1getOffset(JNIEnv *env, jobject jobj, jlong marker_field_ptr) {
> -        struct marker_field *newPtr = (struct marker_field*)CONVERT_JLONG_TO_PTR(marker_field_ptr);
> -        
> -        return CONVERT_UINT64_TO_JLONG(newPtr->offset);
> -}
> -
> -/* Get of size */
> -JNIEXPORT jlong JNICALL Java_org_eclipse_linuxtools_lttng_jni_JniMarkerField_ltt_1getSize(JNIEnv *env, jobject jobj, jlong marker_field_ptr) {
> -        struct marker_field *newPtr = (struct marker_field*)CONVERT_JLONG_TO_PTR(marker_field_ptr);
> -        
> -        return CONVERT_UINT64_TO_JLONG(newPtr->size);
> -}
> -
>  /* Get of alignment */
>  JNIEXPORT jlong JNICALL Java_org_eclipse_linuxtools_lttng_jni_JniMarkerField_ltt_1getAlignment(JNIEnv *env, jobject jobj, jlong marker_field_ptr) {
>          struct marker_field *newPtr = (struct marker_field*)CONVERT_JLONG_TO_PTR(marker_field_ptr);
> @@ -1046,8 +1032,6 @@ JNIEXPORT void JNICALL Java_org_eclipse_linuxtools_lttng_jni_JniMarkerField_ltt_
>          
>          printf("name          : %s\n"  ,g_quark_to_string(newPtr->name) );
>          printf("type          : %i\n"  ,(int)newPtr->type );
> -        printf("offset        : %lu\n" ,(long unsigned int)newPtr->offset );
> -        printf("size          : %lu\n" ,(long unsigned int)newPtr->size );
>          printf("alignment     : %lu\n" ,(long unsigned int)newPtr->alignment );
>          printf("attributes    : %lu\n" ,(long unsigned int)newPtr->attributes );
>          printf("static_offset : %i\n"  ,(int)newPtr->static_offset );
> @@ -1068,6 +1052,7 @@ JNIEXPORT void JNICALL Java_org_eclipse_linuxtools_lttng_jni_JniMarkerField_ltt_
>  JNIEXPORT void JNICALL Java_org_eclipse_linuxtools_lttng_jni_JniParser_ltt_1getParsedData(JNIEnv *env, jclass accessClass, jobject javaObj, jlong event_ptr, jlong marker_field_ptr) {
>          LttEvent newEventPtr = *(LttEvent*)(CONVERT_JLONG_TO_PTR(event_ptr));
>          struct marker_field *newMarkerFieldPtr = (struct marker_field*)CONVERT_JLONG_TO_PTR(marker_field_ptr);
> +        struct LttField *newLttFieldPtr = ltt_event_field(&newEventPtr, marker_field_get_index(newMarkerFieldPtr));
>          
>          jmethodID accessFunction = NULL;
>          
> @@ -1131,7 +1116,7 @@ JNIEXPORT void JNICALL Java_org_eclipse_linuxtools_lttng_jni_JniParser_ltt_1getP
>                                                          accessClass, 
>                                                          accessFunction, 
>                                                          javaObj, 
> -                                                        CONVERT_PTR_TO_JLONG(*(GINT_TYPE_FOR_PTR*)(newEventPtr.data + newMarkerFieldPtr->offset))
> +                                                        CONVERT_PTR_TO_JLONG(*(GINT_TYPE_FOR_PTR*)(newEventPtr.data + newLttFieldPtr->offset))
>                                                       );
>                          break;
>                          
> -- 
> 1.7.0.4
> 
> 
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> 

-- 
Mathieu Desnoyers
Operating System Efficiency R&D Consultant
EfficiOS Inc.
http://www.efficios.com