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author | Lorry <lorry@roadtrain.codethink.co.uk> | 2012-08-28 15:30:14 +0100 |
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committer | Lorry <lorry@roadtrain.codethink.co.uk> | 2012-08-28 15:30:14 +0100 |
commit | 74dd0183e4e56b07cedfa87eae7a8fb3166f01e8 (patch) | |
tree | 4e4ba1caa7f82fd5b1f38c503fac24e5e25b5fc5 /buckets/barrier_buckets.c | |
download | libserf-tarball-74dd0183e4e56b07cedfa87eae7a8fb3166f01e8.tar.gz |
Tarball conversion
Diffstat (limited to 'buckets/barrier_buckets.c')
-rw-r--r-- | buckets/barrier_buckets.c | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/buckets/barrier_buckets.c b/buckets/barrier_buckets.c new file mode 100644 index 0000000..eb410ee --- /dev/null +++ b/buckets/barrier_buckets.c @@ -0,0 +1,97 @@ +/* Copyright 2002-2004 Justin Erenkrantz and Greg Stein + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <apr_pools.h> + +#include "serf.h" +#include "serf_bucket_util.h" + + +typedef struct { + serf_bucket_t *stream; +} barrier_context_t; + + +serf_bucket_t *serf_bucket_barrier_create( + serf_bucket_t *stream, + serf_bucket_alloc_t *allocator) +{ + barrier_context_t *ctx; + + ctx = serf_bucket_mem_alloc(allocator, sizeof(*ctx)); + ctx->stream = stream; + + return serf_bucket_create(&serf_bucket_type_barrier, allocator, ctx); +} + +static apr_status_t serf_barrier_read(serf_bucket_t *bucket, + apr_size_t requested, + const char **data, apr_size_t *len) +{ + barrier_context_t *ctx = bucket->data; + + return serf_bucket_read(ctx->stream, requested, data, len); +} + +static apr_status_t serf_barrier_read_iovec(serf_bucket_t *bucket, + apr_size_t requested, + int vecs_size, struct iovec *vecs, + int *vecs_used) +{ + barrier_context_t *ctx = bucket->data; + + return serf_bucket_read_iovec(ctx->stream, requested, vecs_size, vecs, + vecs_used); +} + +static apr_status_t serf_barrier_readline(serf_bucket_t *bucket, + int acceptable, int *found, + const char **data, apr_size_t *len) +{ + barrier_context_t *ctx = bucket->data; + + return serf_bucket_readline(ctx->stream, acceptable, found, data, len); +} + +static apr_status_t serf_barrier_peek(serf_bucket_t *bucket, + const char **data, + apr_size_t *len) +{ + barrier_context_t *ctx = bucket->data; + + return serf_bucket_peek(ctx->stream, data, len); +} + +static void serf_barrier_destroy(serf_bucket_t *bucket) +{ + /* The intent of this bucket is not to let our wrapped buckets be + * destroyed. */ + + /* The option is for us to go ahead and 'eat' this bucket now, + * or just ignore the deletion entirely. + */ + serf_default_destroy_and_data(bucket); +} + +const serf_bucket_type_t serf_bucket_type_barrier = { + "BARRIER", + serf_barrier_read, + serf_barrier_readline, + serf_barrier_read_iovec, + serf_default_read_for_sendfile, + serf_default_read_bucket, + serf_barrier_peek, + serf_barrier_destroy, +}; |