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http://git.netsurf-browser.org/netsurf.git/shortlog/ed79b4661c6af4b4e0de31e737b0f079e10b4870
...commit 
http://git.netsurf-browser.org/netsurf.git/commit/ed79b4661c6af4b4e0de31e737b0f079e10b4870
...tree 
http://git.netsurf-browser.org/netsurf.git/tree/ed79b4661c6af4b4e0de31e737b0f079e10b4870

The branch, vince/nslog has been updated
       via  ed79b4661c6af4b4e0de31e737b0f079e10b4870 (commit)
      from  df03936076cd7a69083e66d31bb0407bfccd8ef2 (commit)

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- Log -----------------------------------------------------------------
commitdiff 
http://git.netsurf-browser.org/netsurf.git/commit/?id=ed79b4661c6af4b4e0de31e737b0f079e10b4870
commit ed79b4661c6af4b4e0de31e737b0f079e10b4870
Author: Vincent Sanders <[email protected]>
Commit: Vincent Sanders <[email protected]>

    add low level cache category and use it

diff --git a/content/llcache.c b/content/llcache.c
index b81aba8..50e6188 100644
--- a/content/llcache.c
+++ b/content/llcache.c
@@ -52,16 +52,6 @@
 #include "content/backing_store.h"
 #include "content/urldb.h"
 
-/** Define to enable tracing of llcache operations. */
-#undef LLCACHE_TRACE
-//#define LLCACHE_TRACE 1
-
-#ifdef LLCACHE_TRACE
-#define LLCACHE_LOG(x...) LOG(x)
-#else
-#define LLCACHE_LOG(x...) ((void) 0)
-#endif
-
 /**
  * State of a low-level cache object fetch.
  */
@@ -316,7 +306,8 @@ static nserror 
llcache_object_user_new(llcache_handle_callback cb, void *pw,
 
        u->handle = h;
 
-       LLCACHE_LOG("Created user %p (%p, %p, %p)", u, h, (void *) cb, pw);
+       NSLOG(llcache, DEBUG,
+             "Created user %p (%p, %p, %p)", u, h, (void *) cb, pw);
 
        *user = u;
 
@@ -333,7 +324,7 @@ static nserror 
llcache_object_user_new(llcache_handle_callback cb, void *pw,
  */
 static nserror llcache_object_user_destroy(llcache_object_user *user)
 {
-       LLCACHE_LOG("Destroyed user %p", user);
+       NSLOG(llcache, DEBUG, "Destroyed user %p", user);
 
        assert(user->next == NULL);
        assert(user->prev == NULL);
@@ -377,7 +368,7 @@ static nserror llcache_object_remove_user(llcache_object 
*object,
                object->last_used = time(NULL);
        }
 
-       LLCACHE_LOG("Removing user %p from %p", user, object);
+       NSLOG(llcache, DEBUG, "Removing user %p from %p", user, object);
 
        return NSERROR_OK;
 }
@@ -433,7 +424,7 @@ static nserror llcache_object_new(nsurl *url, 
llcache_object **result)
        if (obj == NULL)
                return NSERROR_NOMEM;
 
-       LLCACHE_LOG("Created object %p (%s)", obj, nsurl_access(url));
+       NSLOG(llcache, DEBUG, "Created object %p (%s)", obj, nsurl_access(url));
 
        obj->url = nsurl_ref(url);
 
@@ -874,7 +865,7 @@ static nserror llcache_object_refetch(llcache_object 
*object)
        /* Reset fetch state */
        object->fetch.state = LLCACHE_FETCH_INIT;
 
-       LLCACHE_LOG("Re-fetching %p", object);
+       NSLOG(llcache, DEBUG, "Re-fetching %p", object);
 
        /* Kick off fetch */
        res = fetch_start(object->url,
@@ -921,7 +912,7 @@ static nserror llcache_object_fetch(llcache_object *object, 
uint32_t flags,
        nsurl *referer_clone = NULL;
        llcache_post_data *post_clone = NULL;
 
-       LLCACHE_LOG("Starting fetch for %p", object);
+       NSLOG(llcache, DEBUG, "Starting fetch for %p", object);
 
        if (post != NULL) {
                error = llcache_post_data_clone(post, &post_clone);
@@ -955,8 +946,8 @@ static nserror llcache_object_destroy(llcache_object 
*object)
 {
        size_t i;
 
-       LLCACHE_LOG("Destroying object %p, %s", object,
-                       nsurl_access(object->url));
+       NSLOG(llcache, DEBUG, "Destroying object %p, %s", object,
+             nsurl_access(object->url));
 
        if (object->source_data != NULL) {
                if (object->store_state == LLCACHE_STATE_DISC) {
@@ -1038,16 +1029,17 @@ llcache_object_rfc2616_remaining_lifetime(const 
llcache_cache_control *cd)
        current_age += cd->res_time - cd->req_time + now - cd->res_time;
 
        /* Determine freshness lifetime of this object */
-       if (cd->max_age != INVALID_AGE)
+       if (cd->max_age != INVALID_AGE) {
                freshness_lifetime = cd->max_age;
-       else if (cd->expires != 0)
+       } else if (cd->expires != 0) {
                freshness_lifetime = cd->expires - cd->date;
-       else if (cd->last_modified != 0)
+       } else if (cd->last_modified != 0) {
                freshness_lifetime = (now - cd->last_modified) / 10;
-       else
+       } else {
                freshness_lifetime = 0;
+       }
 
-       /* LLCACHE_LOG("%d:%d", freshness_lifetime, current_age); */
+       NSLOG(llcache, DEBUG, "%d:%d", freshness_lifetime, current_age);
 
        if ((cd->no_cache == LLCACHE_VALIDATE_FRESH) &&
            (freshness_lifetime > current_age)) {
@@ -1076,7 +1068,7 @@ static bool llcache_object_is_fresh(const llcache_object 
*object)
 
        remaining_lifetime = llcache_object_rfc2616_remaining_lifetime(cd);
 
-       LLCACHE_LOG("%p: (%d > 0 || %d != %d)", object,
+       NSLOG(llcache, DEBUG, "%p: (%d > 0 || %d != %d)", object,
             remaining_lifetime,
             object->fetch.state, LLCACHE_FETCH_COMPLETE);
 
@@ -1322,7 +1314,7 @@ llcache_serialise_metadata(llcache_object *object,
                datasize -= use;
        }
 
-       LLCACHE_LOG("Filled buffer with %d spare", datasize);
+       NSLOG(llcache, DEBUG, "Filled buffer with %d spare", datasize);
 
        *data_out = data;
        *datasize_out = allocsize - datasize;
@@ -1331,13 +1323,13 @@ llcache_serialise_metadata(llcache_object *object,
 
 overflow:
        /* somehow we overflowed the buffer - hth? */
-       NSLOG(netsurf, INFO, "Overflowed metadata buffer");
+       NSLOG(llcache, INFO, "Overflowed metadata buffer");
        free(data);
        return NSERROR_INVALID;
 
 operror:
        /* output error */
-       NSLOG(netsurf, INFO, "Output error");
+       NSLOG(llcache, INFO, "Output error");
        free(data);
        return NSERROR_INVALID;
 }
@@ -1374,7 +1366,7 @@ llcache_process_metadata(llcache_object *object)
        size_t num_headers;
        size_t hloop;
 
-       NSLOG(netsurf, INFO, "Retrieving metadata");
+       NSLOG(llcache, INFO, "Retrieving metadata");
 
        /* attempt to retrieve object metadata from the backing store */
        res = guit->llcache->fetch(object->url,
@@ -1385,7 +1377,7 @@ llcache_process_metadata(llcache_object *object)
                return res;
        }
 
-       NSLOG(netsurf, INFO, "Processing retrieved data");
+       NSLOG(llcache, INFO, "Processing retrieved data");
 
        /* metadata line 1 is the url the metadata referrs to */
        line = 1;
@@ -1408,7 +1400,7 @@ llcache_process_metadata(llcache_object *object)
                 * by simply skipping caching of this object.
                 */
 
-               NSLOG(netsurf, INFO, "Got metadata for %s instead of %s",
+               NSLOG(llcache, INFO, "Got metadata for %s instead of %s",
                      nsurl_access(metadataurl), nsurl_access(object->url));
 
                nsurl_unref(metadataurl);
@@ -1502,7 +1494,8 @@ llcache_process_metadata(llcache_object *object)
        return NSERROR_OK;
 
 format_error:
-       NSLOG(netsurf, INFO, "metadata error on line %d error code %d\n",
+       NSLOG(llcache, INFO,
+             "metadata error on line %d error code %d\n",
              line, res);
        guit->llcache->release(object->url, BACKING_STORE_META);
 
@@ -1585,7 +1578,7 @@ llcache_object_retrieve_from_cache(nsurl *url,
        nserror error;
        llcache_object *obj, *newest = NULL;
 
-       LLCACHE_LOG("Searching cache for %s flags:%x referer:%s post:%p",
+       NSLOG(llcache, DEBUG, "Searching cache for %s flags:%x referer:%s 
post:%p",
                        nsurl_access(url), flags,
                        referer==NULL?"":nsurl_access(referer), post);
 
@@ -1604,7 +1597,7 @@ llcache_object_retrieve_from_cache(nsurl *url,
         * pull from persistent store.
         */
        if (newest == NULL) {
-               LLCACHE_LOG("No viable object found in llcache");
+               NSLOG(llcache, DEBUG, "No viable object found in llcache");
 
                error = llcache_object_new(url, &obj);
                if (error != NSERROR_OK)
@@ -1613,7 +1606,7 @@ llcache_object_retrieve_from_cache(nsurl *url,
                /* attempt to retrieve object from persistent store */
                error = llcache_object_fetch_persistant(obj, flags, referer, 
post, redirect_count);
                if (error == NSERROR_OK) {
-                       LLCACHE_LOG("retrieved object from persistent store");
+                       NSLOG(llcache, DEBUG, "retrieved object from persistent 
store");
 
                        /* set newest object from persistent store which
                         * will cause the normal object handling to be used.
@@ -1631,7 +1624,7 @@ llcache_object_retrieve_from_cache(nsurl *url,
 
        if ((newest != NULL) && (llcache_object_is_fresh(newest))) {
                /* Found a suitable object, and it's still fresh */
-               LLCACHE_LOG("Found fresh %p", newest);
+               NSLOG(llcache, DEBUG, "Found fresh %p", newest);
 
                /* The client needs to catch up with the object's state.
                 * This will occur the next time that llcache_poll is called.
@@ -1652,7 +1645,7 @@ llcache_object_retrieve_from_cache(nsurl *url,
                 * failed, destroy cache object and fall though to
                 * cache miss to re-fetch
                 */
-               LLCACHE_LOG("Persistent retrieval failed for %p", newest);
+               NSLOG(llcache, DEBUG, "Persistent retrieval failed for %p", 
newest);
 
                llcache_object_remove_from_list(newest, 
&llcache->cached_objects);
                llcache_object_destroy(newest);
@@ -1673,7 +1666,7 @@ llcache_object_retrieve_from_cache(nsurl *url,
                        if (error != NSERROR_OK)
                                return error;
 
-                       LLCACHE_LOG("Found candidate %p (%p)", obj, newest);
+                       NSLOG(llcache, DEBUG, "Found candidate %p (%p)", obj, 
newest);
 
                        /* Clone candidate's cache data */
                        error = llcache_object_clone_cache_data(newest, obj, 
true);
@@ -1703,7 +1696,7 @@ llcache_object_retrieve_from_cache(nsurl *url,
                        return NSERROR_OK;
                }
 
-               LLCACHE_LOG("Persistent retrieval failed for %p", newest);
+               NSLOG(llcache, DEBUG, "Persistent retrieval failed for %p", 
newest);
 
                /* retrieval of source data from persistent store
                 * failed, destroy cache object and fall though to
@@ -1758,7 +1751,7 @@ llcache_object_retrieve(nsurl *url,
        nsurl *defragmented_url;
        bool uncachable = false;
 
-       LLCACHE_LOG("Retrieve %s (%x, %s, %p)", nsurl_access(url), flags,
+       NSLOG(llcache, DEBUG, "Retrieve %s (%x, %s, %p)", nsurl_access(url), 
flags,
                     referer==NULL?"":nsurl_access(referer), post);
 
 
@@ -1825,7 +1818,7 @@ llcache_object_retrieve(nsurl *url,
                /* Returned object is already in the cached list */
        }
 
-       LLCACHE_LOG("Retrieved %p", obj);
+       NSLOG(llcache, DEBUG, "Retrieved %p", obj);
 
        *result = obj;
 
@@ -1858,7 +1851,7 @@ static nserror llcache_object_add_user(llcache_object 
*object,
                object->users->prev = user;
        object->users = user;
 
-       LLCACHE_LOG("Adding user %p to %p", user, object);
+       NSLOG(llcache, DEBUG, "Adding user %p to %p", user, object);
 
        return NSERROR_OK;
 }
@@ -1899,7 +1892,7 @@ static nserror llcache_fetch_redirect(llcache_object 
*object,
        /* Forcibly stop redirecting if we've followed too many redirects */
 #define REDIRECT_LIMIT 10
        if (object->fetch.redirect_count > REDIRECT_LIMIT) {
-               NSLOG(netsurf, INFO, "Too many nested redirects");
+               NSLOG(llcache, INFO, "Too many nested redirects");
 
                event.type = LLCACHE_EVENT_ERROR;
                event.data.msg = messages_get("BadRedirect");
@@ -2494,7 +2487,7 @@ static void llcache_persist_slowcheck(void *p)
                total_bandwidth = (llcache->total_written * 1000) / 
llcache->total_elapsed;
 
                if (total_bandwidth < llcache->minimum_bandwidth) {
-                       NSLOG(netsurf, INFO,
+                       NSLOG(llcache, INFO,
                              "Current bandwidth %"PRIu64" less than minimum 
%"PRIsizet,
                              total_bandwidth,
                              llcache->minimum_bandwidth);
@@ -2527,7 +2520,7 @@ static void llcache_persist(void *p)
 
        ret = build_candidate_list(&lst, &lst_count);
        if (ret != NSERROR_OK) {
-               LLCACHE_LOG("Unable to construct candidate list for persistent 
writeout");
+               NSLOG(llcache, DEBUG, "Unable to construct candidate list for 
persistent writeout");
                return;
        }
 
@@ -2545,7 +2538,7 @@ static void llcache_persist(void *p)
                total_elapsed += elapsed;
                total_bandwidth = (total_written * 1000) / total_elapsed;
 
-               LLCACHE_LOG("Wrote %zd bytes in %lums bw:%lu %s",
+               NSLOG(llcache, DEBUG, "Wrote %zd bytes in %lums bw:%lu %s",
                     written, elapsed, (written * 1000) / elapsed,
                     nsurl_access(lst[idx]->url) );
 
@@ -2553,7 +2546,7 @@ static void llcache_persist(void *p)
                 * (bandwidth) for this run being exceeded.
                 */
                if (total_elapsed > llcache->time_quantum) {
-                       NSLOG(netsurf, INFO, "Overran timeslot");
+                       NSLOG(llcache, INFO, "Overran timeslot");
                        /* writeout has exhausted the available time.
                         * Either the writeout is slow or the last
                         * object was very large.
@@ -2612,10 +2605,10 @@ static void llcache_persist(void *p)
        llcache->total_written += total_written;
        llcache->total_elapsed += total_elapsed;
 
-       LLCACHE_LOG("writeout size:%zd time:%lu bandwidth:%lubytes/s",
+       NSLOG(llcache, DEBUG, "writeout size:%zd time:%lu bandwidth:%lubytes/s",
             total_written, total_elapsed, total_bandwidth);
 
-       LLCACHE_LOG("Rescheduling writeout in %dms", next);
+       NSLOG(llcache, DEBUG, "Rescheduling writeout in %dms", next);
        guit->misc->schedule(next, llcache_persist, NULL);
 }
 
@@ -2632,7 +2625,7 @@ static void llcache_fetch_callback(const fetch_msg *msg, 
void *p)
        llcache_object *object = p;
        llcache_event event;
 
-       LLCACHE_LOG("Fetch event %d for %p", msg->type, object);
+       NSLOG(llcache, DEBUG, "Fetch event %d for %p", msg->type, object);
 
        switch (msg->type) {
        case FETCH_HEADER:
@@ -2856,10 +2849,7 @@ static nserror 
llcache_object_notify_users(llcache_object *object)
        nserror error;
        llcache_object_user *user, *next_user;
        llcache_event event;
-
-#ifdef LLCACHE_TRACE
        bool emitted_notify = false;
-#endif
 
        /**
         * State transitions and event emission for users.
@@ -2920,19 +2910,20 @@ static nserror 
llcache_object_notify_users(llcache_object *object)
                 * continue is used)
                 */
 
-#ifdef LLCACHE_TRACE
                if (handle->state != objstate) {
                        if (emitted_notify == false) {
-                               NSLOG(netsurf, INFO, "Notifying users of %p",
+                               NSLOG(llcache, DEBUG,
+                                     "Notifying users of %p",
                                      object);
                                emitted_notify = true;
                        }
 
-                       NSLOG(netsurf, INFO,
-                             "User %p state: %d Object state: %d", user,
-                             handle->state, objstate);
+                       NSLOG(llcache, DEBUG,
+                             "User %p state: %d Object state: %d",
+                             user,
+                             handle->state,
+                             objstate);
                }
-#endif
 
                /* User: INIT, Obj: HEADERS, DATA, COMPLETE => User->HEADERS */
                if (handle->state == LLCACHE_FETCH_INIT &&
@@ -3189,7 +3180,7 @@ void llcache_clean(bool purge)
        int remaining_lifetime;
        uint32_t limit;
 
-       LLCACHE_LOG("Attempting cache clean");
+       NSLOG(llcache, DEBUG, "Attempting cache clean");
 
        /* If the cache is being purged set the size limit to zero. */
        if (purge) {
@@ -3209,7 +3200,7 @@ void llcache_clean(bool purge)
                    (object->candidate_count == 0) &&
                    (object->fetch.fetch == NULL) &&
                    (object->fetch.outstanding_query == false)) {
-                       LLCACHE_LOG("Discarding uncachable object with no users 
(%p) %s",
+                       NSLOG(llcache, DEBUG, "Discarding uncachable object 
with no users (%p) %s",
                                    object, nsurl_access(object->url));
 
                        llcache_object_remove_from_list(object,
@@ -3236,7 +3227,7 @@ void llcache_clean(bool purge)
                    (object->fetch.outstanding_query == false) &&
                    (remaining_lifetime <= 0)) {
                        /* object is stale */
-                       LLCACHE_LOG("discarding stale cacheable object with no "
+                       NSLOG(llcache, DEBUG, "discarding stale cacheable 
object with no "
                                        "users or pending fetches (%p) %s",
                                        object, nsurl_access(object->url));
 
@@ -3282,7 +3273,7 @@ void llcache_clean(bool purge)
 
                        llcache_size -= object->source_len;
 
-                       LLCACHE_LOG("Freeing source data for %p len:%zd",
+                       NSLOG(llcache, DEBUG, "Freeing source data for %p 
len:%zd",
                                     object,
                                     object->source_len);
                }
@@ -3302,12 +3293,12 @@ void llcache_clean(bool purge)
                    (object->fetch.outstanding_query == false) &&
                    (object->store_state == LLCACHE_STATE_DISC) &&
                    (object->source_data == NULL)) {
-                       LLCACHE_LOG("discarding backed object len:%zd "
-                                    "age:%d (%p) %s",
-                                    object->source_len,
-                                    time(NULL) - object->last_used,
-                                    object,
-                                    nsurl_access(object->url));
+                       NSLOG(llcache, DEBUG,
+                            "discarding backed object len:%zd age:%ld (%p) %s",
+                             object->source_len,
+                             time(NULL) - object->last_used,
+                             object,
+                             nsurl_access(object->url));
 
                        llcache_size -= total_object_size(object);
 
@@ -3333,11 +3324,12 @@ void llcache_clean(bool purge)
                    (object->fetch.fetch == NULL) &&
                    (object->fetch.outstanding_query == false) &&
                    (object->store_state == LLCACHE_STATE_RAM)) {
-                       LLCACHE_LOG("discarding fresh object len:%zd age:%d 
(%p) %s",
-                                    object->source_len,
-                                    time(NULL) - object->last_used,
-                                    object,
-                                    nsurl_access(object->url));
+                       NSLOG(llcache, DEBUG,
+                             "discarding fresh object len:%zd age:%ld (%p) %s",
+                             object->source_len,
+                             time(NULL) - object->last_used,
+                             object,
+                             nsurl_access(object->url));
 
                        llcache_size -= object->source_len + sizeof(*object);
 
@@ -3347,7 +3339,7 @@ void llcache_clean(bool purge)
                }
        }
 
-       LLCACHE_LOG("Size: %u (limit: %u)", llcache_size, limit);
+       NSLOG(llcache, DEBUG, "Size: %u (limit: %u)", llcache_size, limit);
 }
 
 /* Exported interface documented in content/llcache.h */
@@ -3369,7 +3361,8 @@ llcache_initialise(const struct llcache_parameters *prm)
        llcache->fetch_attempts = prm->fetch_attempts;
        llcache->all_caught_up = true;
 
-       NSLOG(netsurf, INFO, "llcache initialising with a limit of %d bytes",
+       NSLOG(llcache, INFO,
+             "llcache initialising with a limit of %d bytes",
              llcache->limit);
 
        /* backing store initialisation */
@@ -3433,7 +3426,7 @@ void llcache_finalise(void)
                        llcache->total_elapsed;
        }
 
-       NSLOG(netsurf, INFO,
+       NSLOG(llcache, INFO,
              "Backing store wrote %"PRIu64" bytes in %"PRIu64" ms ""(average 
%"PRIu64" bytes/second)",
              llcache->total_written,
              llcache->total_elapsed,
diff --git a/utils/log.c b/utils/log.c
index 2f0d3b3..834a3e9 100644
--- a/utils/log.c
+++ b/utils/log.c
@@ -1,9 +1,5 @@
 /*
- * Copyright 2007 Rob Kendrick <[email protected]>
- * Copyright 2004-2007 James Bursa <[email protected]>
- * Copyright 2003 Phil Mellor <[email protected]>
- * Copyright 2003 John M Bell <[email protected]>
- * Copyright 2004 John Tytgat <[email protected]>
+ * Copyright 2017 Vincent Sanders <[email protected]>
  *
  * This file is part of NetSurf, http://www.netsurf-browser.org/
  *
@@ -36,8 +32,6 @@ bool verbose_log = false;
 /** The stream to which logging is sent */
 static FILE *logfile;
 
-NSLOG_DEFINE_CATEGORY(netsurf, "NetSurf default logging");
-
 /** Subtract the `struct timeval' values X and Y
  *
  * \param result The timeval structure to store the result in
@@ -97,6 +91,9 @@ static const char *nslog_gettime(void)
 
 #ifdef WITH_NSLOG
 
+NSLOG_DEFINE_CATEGORY(netsurf, "NetSurf default logging");
+NSLOG_DEFINE_CATEGORY(llcache, "Low level cache");
+
 static void
 netsurf_render_log(void *_ctx,
                   nslog_entry_context_t *ctx,
diff --git a/utils/log.h b/utils/log.h
index 0e73f4d..50ceac0 100644
--- a/utils/log.h
+++ b/utils/log.h
@@ -43,6 +43,7 @@ typedef bool(nslog_ensure_t)(FILE *fptr);
  */
 extern nserror nslog_init(nslog_ensure_t *ensure, int *pargc, char **argv);
 
+/* ensure a logging level is defined */
 #ifndef NETSURF_LOG_LEVEL
 #define NETSURF_LOG_LEVEL INFO
 #endif
@@ -56,6 +57,7 @@ extern nserror nslog_init(nslog_ensure_t *ensure, int *pargc, 
char **argv);
 #include <nslog/nslog.h>
 
 NSLOG_DECLARE_CATEGORY(netsurf);
+NSLOG_DECLARE_CATEGORY(llcache);
 
 #else /* WITH_NSLOG */
 
@@ -89,8 +91,6 @@ extern void nslog_log(const char *file, const char *func, int 
ln, const char *fo
                }                                                       \
        } while(0)
 
-#define NSLOG_DEFINE_CATEGORY(catname, description)
-
 #endif  /* WITH_NSLOG */
 
 #endif


-----------------------------------------------------------------------

Summary of changes:
 content/llcache.c |  145 +++++++++++++++++++++++++----------------------------
 utils/log.c       |   11 ++--
 utils/log.h       |    4 +-
 3 files changed, 75 insertions(+), 85 deletions(-)

diff --git a/content/llcache.c b/content/llcache.c
index b81aba8..50e6188 100644
--- a/content/llcache.c
+++ b/content/llcache.c
@@ -52,16 +52,6 @@
 #include "content/backing_store.h"
 #include "content/urldb.h"
 
-/** Define to enable tracing of llcache operations. */
-#undef LLCACHE_TRACE
-//#define LLCACHE_TRACE 1
-
-#ifdef LLCACHE_TRACE
-#define LLCACHE_LOG(x...) LOG(x)
-#else
-#define LLCACHE_LOG(x...) ((void) 0)
-#endif
-
 /**
  * State of a low-level cache object fetch.
  */
@@ -316,7 +306,8 @@ static nserror 
llcache_object_user_new(llcache_handle_callback cb, void *pw,
 
        u->handle = h;
 
-       LLCACHE_LOG("Created user %p (%p, %p, %p)", u, h, (void *) cb, pw);
+       NSLOG(llcache, DEBUG,
+             "Created user %p (%p, %p, %p)", u, h, (void *) cb, pw);
 
        *user = u;
 
@@ -333,7 +324,7 @@ static nserror 
llcache_object_user_new(llcache_handle_callback cb, void *pw,
  */
 static nserror llcache_object_user_destroy(llcache_object_user *user)
 {
-       LLCACHE_LOG("Destroyed user %p", user);
+       NSLOG(llcache, DEBUG, "Destroyed user %p", user);
 
        assert(user->next == NULL);
        assert(user->prev == NULL);
@@ -377,7 +368,7 @@ static nserror llcache_object_remove_user(llcache_object 
*object,
                object->last_used = time(NULL);
        }
 
-       LLCACHE_LOG("Removing user %p from %p", user, object);
+       NSLOG(llcache, DEBUG, "Removing user %p from %p", user, object);
 
        return NSERROR_OK;
 }
@@ -433,7 +424,7 @@ static nserror llcache_object_new(nsurl *url, 
llcache_object **result)
        if (obj == NULL)
                return NSERROR_NOMEM;
 
-       LLCACHE_LOG("Created object %p (%s)", obj, nsurl_access(url));
+       NSLOG(llcache, DEBUG, "Created object %p (%s)", obj, nsurl_access(url));
 
        obj->url = nsurl_ref(url);
 
@@ -874,7 +865,7 @@ static nserror llcache_object_refetch(llcache_object 
*object)
        /* Reset fetch state */
        object->fetch.state = LLCACHE_FETCH_INIT;
 
-       LLCACHE_LOG("Re-fetching %p", object);
+       NSLOG(llcache, DEBUG, "Re-fetching %p", object);
 
        /* Kick off fetch */
        res = fetch_start(object->url,
@@ -921,7 +912,7 @@ static nserror llcache_object_fetch(llcache_object *object, 
uint32_t flags,
        nsurl *referer_clone = NULL;
        llcache_post_data *post_clone = NULL;
 
-       LLCACHE_LOG("Starting fetch for %p", object);
+       NSLOG(llcache, DEBUG, "Starting fetch for %p", object);
 
        if (post != NULL) {
                error = llcache_post_data_clone(post, &post_clone);
@@ -955,8 +946,8 @@ static nserror llcache_object_destroy(llcache_object 
*object)
 {
        size_t i;
 
-       LLCACHE_LOG("Destroying object %p, %s", object,
-                       nsurl_access(object->url));
+       NSLOG(llcache, DEBUG, "Destroying object %p, %s", object,
+             nsurl_access(object->url));
 
        if (object->source_data != NULL) {
                if (object->store_state == LLCACHE_STATE_DISC) {
@@ -1038,16 +1029,17 @@ llcache_object_rfc2616_remaining_lifetime(const 
llcache_cache_control *cd)
        current_age += cd->res_time - cd->req_time + now - cd->res_time;
 
        /* Determine freshness lifetime of this object */
-       if (cd->max_age != INVALID_AGE)
+       if (cd->max_age != INVALID_AGE) {
                freshness_lifetime = cd->max_age;
-       else if (cd->expires != 0)
+       } else if (cd->expires != 0) {
                freshness_lifetime = cd->expires - cd->date;
-       else if (cd->last_modified != 0)
+       } else if (cd->last_modified != 0) {
                freshness_lifetime = (now - cd->last_modified) / 10;
-       else
+       } else {
                freshness_lifetime = 0;
+       }
 
-       /* LLCACHE_LOG("%d:%d", freshness_lifetime, current_age); */
+       NSLOG(llcache, DEBUG, "%d:%d", freshness_lifetime, current_age);
 
        if ((cd->no_cache == LLCACHE_VALIDATE_FRESH) &&
            (freshness_lifetime > current_age)) {
@@ -1076,7 +1068,7 @@ static bool llcache_object_is_fresh(const llcache_object 
*object)
 
        remaining_lifetime = llcache_object_rfc2616_remaining_lifetime(cd);
 
-       LLCACHE_LOG("%p: (%d > 0 || %d != %d)", object,
+       NSLOG(llcache, DEBUG, "%p: (%d > 0 || %d != %d)", object,
             remaining_lifetime,
             object->fetch.state, LLCACHE_FETCH_COMPLETE);
 
@@ -1322,7 +1314,7 @@ llcache_serialise_metadata(llcache_object *object,
                datasize -= use;
        }
 
-       LLCACHE_LOG("Filled buffer with %d spare", datasize);
+       NSLOG(llcache, DEBUG, "Filled buffer with %d spare", datasize);
 
        *data_out = data;
        *datasize_out = allocsize - datasize;
@@ -1331,13 +1323,13 @@ llcache_serialise_metadata(llcache_object *object,
 
 overflow:
        /* somehow we overflowed the buffer - hth? */
-       NSLOG(netsurf, INFO, "Overflowed metadata buffer");
+       NSLOG(llcache, INFO, "Overflowed metadata buffer");
        free(data);
        return NSERROR_INVALID;
 
 operror:
        /* output error */
-       NSLOG(netsurf, INFO, "Output error");
+       NSLOG(llcache, INFO, "Output error");
        free(data);
        return NSERROR_INVALID;
 }
@@ -1374,7 +1366,7 @@ llcache_process_metadata(llcache_object *object)
        size_t num_headers;
        size_t hloop;
 
-       NSLOG(netsurf, INFO, "Retrieving metadata");
+       NSLOG(llcache, INFO, "Retrieving metadata");
 
        /* attempt to retrieve object metadata from the backing store */
        res = guit->llcache->fetch(object->url,
@@ -1385,7 +1377,7 @@ llcache_process_metadata(llcache_object *object)
                return res;
        }
 
-       NSLOG(netsurf, INFO, "Processing retrieved data");
+       NSLOG(llcache, INFO, "Processing retrieved data");
 
        /* metadata line 1 is the url the metadata referrs to */
        line = 1;
@@ -1408,7 +1400,7 @@ llcache_process_metadata(llcache_object *object)
                 * by simply skipping caching of this object.
                 */
 
-               NSLOG(netsurf, INFO, "Got metadata for %s instead of %s",
+               NSLOG(llcache, INFO, "Got metadata for %s instead of %s",
                      nsurl_access(metadataurl), nsurl_access(object->url));
 
                nsurl_unref(metadataurl);
@@ -1502,7 +1494,8 @@ llcache_process_metadata(llcache_object *object)
        return NSERROR_OK;
 
 format_error:
-       NSLOG(netsurf, INFO, "metadata error on line %d error code %d\n",
+       NSLOG(llcache, INFO,
+             "metadata error on line %d error code %d\n",
              line, res);
        guit->llcache->release(object->url, BACKING_STORE_META);
 
@@ -1585,7 +1578,7 @@ llcache_object_retrieve_from_cache(nsurl *url,
        nserror error;
        llcache_object *obj, *newest = NULL;
 
-       LLCACHE_LOG("Searching cache for %s flags:%x referer:%s post:%p",
+       NSLOG(llcache, DEBUG, "Searching cache for %s flags:%x referer:%s 
post:%p",
                        nsurl_access(url), flags,
                        referer==NULL?"":nsurl_access(referer), post);
 
@@ -1604,7 +1597,7 @@ llcache_object_retrieve_from_cache(nsurl *url,
         * pull from persistent store.
         */
        if (newest == NULL) {
-               LLCACHE_LOG("No viable object found in llcache");
+               NSLOG(llcache, DEBUG, "No viable object found in llcache");
 
                error = llcache_object_new(url, &obj);
                if (error != NSERROR_OK)
@@ -1613,7 +1606,7 @@ llcache_object_retrieve_from_cache(nsurl *url,
                /* attempt to retrieve object from persistent store */
                error = llcache_object_fetch_persistant(obj, flags, referer, 
post, redirect_count);
                if (error == NSERROR_OK) {
-                       LLCACHE_LOG("retrieved object from persistent store");
+                       NSLOG(llcache, DEBUG, "retrieved object from persistent 
store");
 
                        /* set newest object from persistent store which
                         * will cause the normal object handling to be used.
@@ -1631,7 +1624,7 @@ llcache_object_retrieve_from_cache(nsurl *url,
 
        if ((newest != NULL) && (llcache_object_is_fresh(newest))) {
                /* Found a suitable object, and it's still fresh */
-               LLCACHE_LOG("Found fresh %p", newest);
+               NSLOG(llcache, DEBUG, "Found fresh %p", newest);
 
                /* The client needs to catch up with the object's state.
                 * This will occur the next time that llcache_poll is called.
@@ -1652,7 +1645,7 @@ llcache_object_retrieve_from_cache(nsurl *url,
                 * failed, destroy cache object and fall though to
                 * cache miss to re-fetch
                 */
-               LLCACHE_LOG("Persistent retrieval failed for %p", newest);
+               NSLOG(llcache, DEBUG, "Persistent retrieval failed for %p", 
newest);
 
                llcache_object_remove_from_list(newest, 
&llcache->cached_objects);
                llcache_object_destroy(newest);
@@ -1673,7 +1666,7 @@ llcache_object_retrieve_from_cache(nsurl *url,
                        if (error != NSERROR_OK)
                                return error;
 
-                       LLCACHE_LOG("Found candidate %p (%p)", obj, newest);
+                       NSLOG(llcache, DEBUG, "Found candidate %p (%p)", obj, 
newest);
 
                        /* Clone candidate's cache data */
                        error = llcache_object_clone_cache_data(newest, obj, 
true);
@@ -1703,7 +1696,7 @@ llcache_object_retrieve_from_cache(nsurl *url,
                        return NSERROR_OK;
                }
 
-               LLCACHE_LOG("Persistent retrieval failed for %p", newest);
+               NSLOG(llcache, DEBUG, "Persistent retrieval failed for %p", 
newest);
 
                /* retrieval of source data from persistent store
                 * failed, destroy cache object and fall though to
@@ -1758,7 +1751,7 @@ llcache_object_retrieve(nsurl *url,
        nsurl *defragmented_url;
        bool uncachable = false;
 
-       LLCACHE_LOG("Retrieve %s (%x, %s, %p)", nsurl_access(url), flags,
+       NSLOG(llcache, DEBUG, "Retrieve %s (%x, %s, %p)", nsurl_access(url), 
flags,
                     referer==NULL?"":nsurl_access(referer), post);
 
 
@@ -1825,7 +1818,7 @@ llcache_object_retrieve(nsurl *url,
                /* Returned object is already in the cached list */
        }
 
-       LLCACHE_LOG("Retrieved %p", obj);
+       NSLOG(llcache, DEBUG, "Retrieved %p", obj);
 
        *result = obj;
 
@@ -1858,7 +1851,7 @@ static nserror llcache_object_add_user(llcache_object 
*object,
                object->users->prev = user;
        object->users = user;
 
-       LLCACHE_LOG("Adding user %p to %p", user, object);
+       NSLOG(llcache, DEBUG, "Adding user %p to %p", user, object);
 
        return NSERROR_OK;
 }
@@ -1899,7 +1892,7 @@ static nserror llcache_fetch_redirect(llcache_object 
*object,
        /* Forcibly stop redirecting if we've followed too many redirects */
 #define REDIRECT_LIMIT 10
        if (object->fetch.redirect_count > REDIRECT_LIMIT) {
-               NSLOG(netsurf, INFO, "Too many nested redirects");
+               NSLOG(llcache, INFO, "Too many nested redirects");
 
                event.type = LLCACHE_EVENT_ERROR;
                event.data.msg = messages_get("BadRedirect");
@@ -2494,7 +2487,7 @@ static void llcache_persist_slowcheck(void *p)
                total_bandwidth = (llcache->total_written * 1000) / 
llcache->total_elapsed;
 
                if (total_bandwidth < llcache->minimum_bandwidth) {
-                       NSLOG(netsurf, INFO,
+                       NSLOG(llcache, INFO,
                              "Current bandwidth %"PRIu64" less than minimum 
%"PRIsizet,
                              total_bandwidth,
                              llcache->minimum_bandwidth);
@@ -2527,7 +2520,7 @@ static void llcache_persist(void *p)
 
        ret = build_candidate_list(&lst, &lst_count);
        if (ret != NSERROR_OK) {
-               LLCACHE_LOG("Unable to construct candidate list for persistent 
writeout");
+               NSLOG(llcache, DEBUG, "Unable to construct candidate list for 
persistent writeout");
                return;
        }
 
@@ -2545,7 +2538,7 @@ static void llcache_persist(void *p)
                total_elapsed += elapsed;
                total_bandwidth = (total_written * 1000) / total_elapsed;
 
-               LLCACHE_LOG("Wrote %zd bytes in %lums bw:%lu %s",
+               NSLOG(llcache, DEBUG, "Wrote %zd bytes in %lums bw:%lu %s",
                     written, elapsed, (written * 1000) / elapsed,
                     nsurl_access(lst[idx]->url) );
 
@@ -2553,7 +2546,7 @@ static void llcache_persist(void *p)
                 * (bandwidth) for this run being exceeded.
                 */
                if (total_elapsed > llcache->time_quantum) {
-                       NSLOG(netsurf, INFO, "Overran timeslot");
+                       NSLOG(llcache, INFO, "Overran timeslot");
                        /* writeout has exhausted the available time.
                         * Either the writeout is slow or the last
                         * object was very large.
@@ -2612,10 +2605,10 @@ static void llcache_persist(void *p)
        llcache->total_written += total_written;
        llcache->total_elapsed += total_elapsed;
 
-       LLCACHE_LOG("writeout size:%zd time:%lu bandwidth:%lubytes/s",
+       NSLOG(llcache, DEBUG, "writeout size:%zd time:%lu bandwidth:%lubytes/s",
             total_written, total_elapsed, total_bandwidth);
 
-       LLCACHE_LOG("Rescheduling writeout in %dms", next);
+       NSLOG(llcache, DEBUG, "Rescheduling writeout in %dms", next);
        guit->misc->schedule(next, llcache_persist, NULL);
 }
 
@@ -2632,7 +2625,7 @@ static void llcache_fetch_callback(const fetch_msg *msg, 
void *p)
        llcache_object *object = p;
        llcache_event event;
 
-       LLCACHE_LOG("Fetch event %d for %p", msg->type, object);
+       NSLOG(llcache, DEBUG, "Fetch event %d for %p", msg->type, object);
 
        switch (msg->type) {
        case FETCH_HEADER:
@@ -2856,10 +2849,7 @@ static nserror 
llcache_object_notify_users(llcache_object *object)
        nserror error;
        llcache_object_user *user, *next_user;
        llcache_event event;
-
-#ifdef LLCACHE_TRACE
        bool emitted_notify = false;
-#endif
 
        /**
         * State transitions and event emission for users.
@@ -2920,19 +2910,20 @@ static nserror 
llcache_object_notify_users(llcache_object *object)
                 * continue is used)
                 */
 
-#ifdef LLCACHE_TRACE
                if (handle->state != objstate) {
                        if (emitted_notify == false) {
-                               NSLOG(netsurf, INFO, "Notifying users of %p",
+                               NSLOG(llcache, DEBUG,
+                                     "Notifying users of %p",
                                      object);
                                emitted_notify = true;
                        }
 
-                       NSLOG(netsurf, INFO,
-                             "User %p state: %d Object state: %d", user,
-                             handle->state, objstate);
+                       NSLOG(llcache, DEBUG,
+                             "User %p state: %d Object state: %d",
+                             user,
+                             handle->state,
+                             objstate);
                }
-#endif
 
                /* User: INIT, Obj: HEADERS, DATA, COMPLETE => User->HEADERS */
                if (handle->state == LLCACHE_FETCH_INIT &&
@@ -3189,7 +3180,7 @@ void llcache_clean(bool purge)
        int remaining_lifetime;
        uint32_t limit;
 
-       LLCACHE_LOG("Attempting cache clean");
+       NSLOG(llcache, DEBUG, "Attempting cache clean");
 
        /* If the cache is being purged set the size limit to zero. */
        if (purge) {
@@ -3209,7 +3200,7 @@ void llcache_clean(bool purge)
                    (object->candidate_count == 0) &&
                    (object->fetch.fetch == NULL) &&
                    (object->fetch.outstanding_query == false)) {
-                       LLCACHE_LOG("Discarding uncachable object with no users 
(%p) %s",
+                       NSLOG(llcache, DEBUG, "Discarding uncachable object 
with no users (%p) %s",
                                    object, nsurl_access(object->url));
 
                        llcache_object_remove_from_list(object,
@@ -3236,7 +3227,7 @@ void llcache_clean(bool purge)
                    (object->fetch.outstanding_query == false) &&
                    (remaining_lifetime <= 0)) {
                        /* object is stale */
-                       LLCACHE_LOG("discarding stale cacheable object with no "
+                       NSLOG(llcache, DEBUG, "discarding stale cacheable 
object with no "
                                        "users or pending fetches (%p) %s",
                                        object, nsurl_access(object->url));
 
@@ -3282,7 +3273,7 @@ void llcache_clean(bool purge)
 
                        llcache_size -= object->source_len;
 
-                       LLCACHE_LOG("Freeing source data for %p len:%zd",
+                       NSLOG(llcache, DEBUG, "Freeing source data for %p 
len:%zd",
                                     object,
                                     object->source_len);
                }
@@ -3302,12 +3293,12 @@ void llcache_clean(bool purge)
                    (object->fetch.outstanding_query == false) &&
                    (object->store_state == LLCACHE_STATE_DISC) &&
                    (object->source_data == NULL)) {
-                       LLCACHE_LOG("discarding backed object len:%zd "
-                                    "age:%d (%p) %s",
-                                    object->source_len,
-                                    time(NULL) - object->last_used,
-                                    object,
-                                    nsurl_access(object->url));
+                       NSLOG(llcache, DEBUG,
+                            "discarding backed object len:%zd age:%ld (%p) %s",
+                             object->source_len,
+                             time(NULL) - object->last_used,
+                             object,
+                             nsurl_access(object->url));
 
                        llcache_size -= total_object_size(object);
 
@@ -3333,11 +3324,12 @@ void llcache_clean(bool purge)
                    (object->fetch.fetch == NULL) &&
                    (object->fetch.outstanding_query == false) &&
                    (object->store_state == LLCACHE_STATE_RAM)) {
-                       LLCACHE_LOG("discarding fresh object len:%zd age:%d 
(%p) %s",
-                                    object->source_len,
-                                    time(NULL) - object->last_used,
-                                    object,
-                                    nsurl_access(object->url));
+                       NSLOG(llcache, DEBUG,
+                             "discarding fresh object len:%zd age:%ld (%p) %s",
+                             object->source_len,
+                             time(NULL) - object->last_used,
+                             object,
+                             nsurl_access(object->url));
 
                        llcache_size -= object->source_len + sizeof(*object);
 
@@ -3347,7 +3339,7 @@ void llcache_clean(bool purge)
                }
        }
 
-       LLCACHE_LOG("Size: %u (limit: %u)", llcache_size, limit);
+       NSLOG(llcache, DEBUG, "Size: %u (limit: %u)", llcache_size, limit);
 }
 
 /* Exported interface documented in content/llcache.h */
@@ -3369,7 +3361,8 @@ llcache_initialise(const struct llcache_parameters *prm)
        llcache->fetch_attempts = prm->fetch_attempts;
        llcache->all_caught_up = true;
 
-       NSLOG(netsurf, INFO, "llcache initialising with a limit of %d bytes",
+       NSLOG(llcache, INFO,
+             "llcache initialising with a limit of %d bytes",
              llcache->limit);
 
        /* backing store initialisation */
@@ -3433,7 +3426,7 @@ void llcache_finalise(void)
                        llcache->total_elapsed;
        }
 
-       NSLOG(netsurf, INFO,
+       NSLOG(llcache, INFO,
              "Backing store wrote %"PRIu64" bytes in %"PRIu64" ms ""(average 
%"PRIu64" bytes/second)",
              llcache->total_written,
              llcache->total_elapsed,
diff --git a/utils/log.c b/utils/log.c
index 2f0d3b3..834a3e9 100644
--- a/utils/log.c
+++ b/utils/log.c
@@ -1,9 +1,5 @@
 /*
- * Copyright 2007 Rob Kendrick <[email protected]>
- * Copyright 2004-2007 James Bursa <[email protected]>
- * Copyright 2003 Phil Mellor <[email protected]>
- * Copyright 2003 John M Bell <[email protected]>
- * Copyright 2004 John Tytgat <[email protected]>
+ * Copyright 2017 Vincent Sanders <[email protected]>
  *
  * This file is part of NetSurf, http://www.netsurf-browser.org/
  *
@@ -36,8 +32,6 @@ bool verbose_log = false;
 /** The stream to which logging is sent */
 static FILE *logfile;
 
-NSLOG_DEFINE_CATEGORY(netsurf, "NetSurf default logging");
-
 /** Subtract the `struct timeval' values X and Y
  *
  * \param result The timeval structure to store the result in
@@ -97,6 +91,9 @@ static const char *nslog_gettime(void)
 
 #ifdef WITH_NSLOG
 
+NSLOG_DEFINE_CATEGORY(netsurf, "NetSurf default logging");
+NSLOG_DEFINE_CATEGORY(llcache, "Low level cache");
+
 static void
 netsurf_render_log(void *_ctx,
                   nslog_entry_context_t *ctx,
diff --git a/utils/log.h b/utils/log.h
index 0e73f4d..50ceac0 100644
--- a/utils/log.h
+++ b/utils/log.h
@@ -43,6 +43,7 @@ typedef bool(nslog_ensure_t)(FILE *fptr);
  */
 extern nserror nslog_init(nslog_ensure_t *ensure, int *pargc, char **argv);
 
+/* ensure a logging level is defined */
 #ifndef NETSURF_LOG_LEVEL
 #define NETSURF_LOG_LEVEL INFO
 #endif
@@ -56,6 +57,7 @@ extern nserror nslog_init(nslog_ensure_t *ensure, int *pargc, 
char **argv);
 #include <nslog/nslog.h>
 
 NSLOG_DECLARE_CATEGORY(netsurf);
+NSLOG_DECLARE_CATEGORY(llcache);
 
 #else /* WITH_NSLOG */
 
@@ -89,8 +91,6 @@ extern void nslog_log(const char *file, const char *func, int 
ln, const char *fo
                }                                                       \
        } while(0)
 
-#define NSLOG_DEFINE_CATEGORY(catname, description)
-
 #endif  /* WITH_NSLOG */
 
 #endif


-- 
NetSurf Browser

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