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author | Mattias Andrée <maandree@kth.se> | 2017-11-05 00:09:50 +0100 |
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committer | Mattias Andrée <maandree@kth.se> | 2017-11-05 00:09:50 +0100 |
commit | 9e8dec188d55ca1f0a3b33acab702ced8ed07a18 (patch) | |
tree | cbb43c22e72674dc672e645e6596358e3868568e /src/libmdsclient/inbound.h | |
parent | typo (diff) | |
download | mds-9e8dec188d55ca1f0a3b33acab702ced8ed07a18.tar.gz mds-9e8dec188d55ca1f0a3b33acab702ced8ed07a18.tar.bz2 mds-9e8dec188d55ca1f0a3b33acab702ced8ed07a18.tar.xz |
Work on changing style, and an important typo fix
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to 'src/libmdsclient/inbound.h')
-rw-r--r-- | src/libmdsclient/inbound.h | 335 |
1 files changed, 167 insertions, 168 deletions
diff --git a/src/libmdsclient/inbound.h b/src/libmdsclient/inbound.h index 2599225..538e198 100644 --- a/src/libmdsclient/inbound.h +++ b/src/libmdsclient/inbound.h @@ -31,64 +31,64 @@ */ typedef struct libmds_message { - /** - * The headers in the message, each element in this list - * as an unparsed header, it consists of both the header - * name and its associated value, joined by ": ". A header - * cannot be `NULL` but `headers` itself is `NULL` if there - * are no headers. The "Length" header is included in this list. - */ - char** headers; - - /** - * The number of headers in the message - */ - size_t header_count; - - /** - * The payload of the message, `NULL` if none (of zero-length) - */ - char* payload; - - /** - * The size of the payload - */ - size_t payload_size; - - /** - * Internal buffer for the reading function (internal data) - */ - char* buffer; - - /** - * The size allocated to `buffer` (internal data) - */ - size_t buffer_size; - - /** - * The number of bytes used in `buffer` (internal data) - */ - size_t buffer_ptr; - - /** - * The number of bytes read from `buffer` (internal data) - */ - size_t buffer_off; - - /** - * Zero unless the structure is flattend, otherwise - * the size of the object (internal data) - * - * Flattened means that all pointers are subpointers - * of the object itself - */ - size_t flattened; - - /** - * 0 while reading headers, 1 while reading payload, and 2 when done (internal data) - */ - int stage; - + /** + * The headers in the message, each element in this list + * as an unparsed header, it consists of both the header + * name and its associated value, joined by ": ". A header + * cannot be `NULL` but `headers` itself is `NULL` if there + * are no headers. The "Length" header is included in this list. + */ + char **headers; + + /** + * The number of headers in the message + */ + size_t header_count; + + /** + * The payload of the message, `NULL` if none (of zero-length) + */ + char *payload; + + /** + * The size of the payload + */ + size_t payload_size; + + /** + * Internal buffer for the reading function (internal data) + */ + char *buffer; + + /** + * The size allocated to `buffer` (internal data) + */ + size_t buffer_size; + + /** + * The number of bytes used in `buffer` (internal data) + */ + size_t buffer_ptr; + + /** + * The number of bytes read from `buffer` (internal data) + */ + size_t buffer_off; + + /** + * Zero unless the structure is flattend, otherwise + * the size of the object (internal data) + * + * Flattened means that all pointers are subpointers + * of the object itself + */ + size_t flattened; + + /** + * 0 while reading headers, 1 while reading payload, and 2 when done (internal data) + */ + int stage; + } libmds_message_t; @@ -97,79 +97,79 @@ typedef struct libmds_message */ typedef struct libmds_mspool { - /** - * Array of messages (internal data) - */ - libmds_message_t** messages; - - /** - * The number of elements the current - * allocation of `messages` can hold (internal data) - */ - size_t size; - - /** - * Push end (internal data) - */ - size_t head; - - /** - * Poll end (internal data) - */ - size_t tail; - - /** - * The total size of all spooled messages - * (internal data) - */ - size_t spooled_bytes; - - /** - * Do not spool additional messages if - * `spooled_bytes` is equal to or exceeds - * to value - */ - size_t spool_limit_bytes; - - /** - * Do not spool more than this amount - * of messages - */ - size_t spool_limit_messages; - - /** - * If non-zero, `wait_semaphore` shall - * be incremented when a message is - * polled (internal data) - */ - int please_post; - - /* POSIX semaphores are lighter weight than XSI semaphores, so we use POSIX here. */ - - /** - * Binary semaphore used to lock the spool whilst - * manipulating it (internal data) - */ - sem_t lock; - - /** - * Semaphore used to signal addition of messages. - * Each time a message is spooled, this semaphore - * is increased, the polling thread decreases the - * semaphore before despooling a message, causing - * it to block when the spool is empty - * (internal data) - */ - sem_t semaphore; - - /** - * If the spool is full, the semaphore is acquired - * so that the spool function blocks, it is then - * posted when a message is polled so that the - * spool function may try again (internal data) - */ - sem_t wait_semaphore; - + /** + * Array of messages (internal data) + */ + libmds_message_t **messages; + + /** + * The number of elements the current + * allocation of `messages` can hold (internal data) + */ + size_t size; + + /** + * Push end (internal data) + */ + size_t head; + + /** + * Poll end (internal data) + */ + size_t tail; + + /** + * The total size of all spooled messages + * (internal data) + */ + size_t spooled_bytes; + + /** + * Do not spool additional messages if + * `spooled_bytes` is equal to or exceeds + * to value + */ + size_t spool_limit_bytes; + + /** + * Do not spool more than this amount + * of messages + */ + size_t spool_limit_messages; + + /** + * If non-zero, `wait_semaphore` shall + * be incremented when a message is + * polled (internal data) + */ + int please_post; + + /* POSIX semaphores are lighter weight than XSI semaphores, so we use POSIX here. */ + + /** + * Binary semaphore used to lock the spool whilst + * manipulating it (internal data) + */ + sem_t lock; + + /** + * Semaphore used to signal addition of messages. + * Each time a message is spooled, this semaphore + * is increased, the polling thread decreases the + * semaphore before despooling a message, causing + * it to block when the spool is empty + * (internal data) + */ + sem_t semaphore; + + /** + * If the spool is full, the semaphore is acquired + * so that the spool function blocks, it is then + * posted when a message is polled so that the + * spool function may try again (internal data) + */ + sem_t wait_semaphore; + } libmds_mspool_t; @@ -178,28 +178,28 @@ typedef struct libmds_mspool */ typedef struct libmds_mpool { - /** - * Array of messages (internal data) - */ - libmds_message_t** messages; - - /** - * The number of elements the current - * allocation of 'messages` can hold (internal data) - */ - size_t size; - - /** - * The tip of the stack (internal data) - */ - volatile size_t tip; - - /** - * Binary semaphore used to lock the pool - * whilst manipulating it (internal data) - */ - sem_t lock; - + /** + * Array of messages (internal data) + */ + libmds_message_t **messages; + + /** + * The number of elements the current + * allocation of 'messages` can hold (internal data) + */ + size_t size; + + /** + * The tip of the stack (internal data) + */ + volatile size_t tip; + + /** + * Binary semaphore used to lock the pool + * whilst manipulating it (internal data) + */ + sem_t lock; + } libmds_mpool_t; @@ -216,7 +216,7 @@ typedef struct libmds_mpool * RLIMIT_DATA limit described in getrlimit(2). */ __attribute__((nonnull, warn_unused_result)) -int libmds_message_initialise(libmds_message_t* restrict this); +int libmds_message_initialise(libmds_message_t *restrict this); /** * Release all resources in a message @@ -224,7 +224,7 @@ int libmds_message_initialise(libmds_message_t* restrict this); * @param this The message */ __attribute__((nonnull)) -void libmds_message_destroy(libmds_message_t* restrict this); +void libmds_message_destroy(libmds_message_t *restrict this); /** * Release all resources in a message, should @@ -241,7 +241,7 @@ void libmds_message_destroy(libmds_message_t* restrict this); * RLIMIT_DATA limit described in getrlimit(2). */ __attribute__((nonnull(1), malloc, warn_unused_result)) -libmds_message_t* libmds_message_duplicate(libmds_message_t* restrict this, libmds_mpool_t* restrict pool); +libmds_message_t *libmds_message_duplicate(libmds_message_t *restrict this, libmds_mpool_t *restrict pool); /** * Read the next message from a file descriptor @@ -261,7 +261,7 @@ libmds_message_t* libmds_message_duplicate(libmds_message_t* restrict this, libm * @throws Any error specified for recv(3) */ __attribute__((nonnull, warn_unused_result)) -int libmds_message_read(libmds_message_t* restrict this, int fd); +int libmds_message_read(libmds_message_t *restrict this, int fd); @@ -275,7 +275,7 @@ int libmds_message_read(libmds_message_t* restrict this, int fd); * RLIMIT_DATA limit described in getrlimit(2). */ __attribute__((nonnull, warn_unused_result)) -int libmds_mspool_initialise(libmds_mspool_t* restrict this); +int libmds_mspool_initialise(libmds_mspool_t *restrict this); /** * Destroy a message spool, deallocate its resources @@ -283,7 +283,7 @@ int libmds_mspool_initialise(libmds_mspool_t* restrict this); * @param this The message spool */ __attribute__((nonnull)) -void libmds_mspool_destroy(libmds_mspool_t* restrict this); +void libmds_mspool_destroy(libmds_mspool_t *restrict this); /** * Spool a message @@ -297,7 +297,7 @@ void libmds_mspool_destroy(libmds_mspool_t* restrict this); * RLIMIT_DATA limit described in getrlimit(2). */ __attribute__((nonnull, warn_unused_result)) -int libmds_mspool_spool(libmds_mspool_t* restrict this, libmds_message_t* restrict message); +int libmds_mspool_spool(libmds_mspool_t *restrict this, libmds_message_t *restrict message); /** * Poll a message from a spool, wait if empty @@ -308,7 +308,7 @@ int libmds_mspool_spool(libmds_mspool_t* restrict this, libmds_message_t* restri * @throws EINTR If interrupted */ __attribute__((nonnull, warn_unused_result, malloc)) -libmds_message_t* libmds_mspool_poll(libmds_mspool_t* restrict this); +libmds_message_t *libmds_mspool_poll(libmds_mspool_t *restrict this); /** * Poll a message from a spool, wait for a limited time @@ -325,8 +325,8 @@ libmds_message_t* libmds_mspool_poll(libmds_mspool_t* restrict this); * @throws ETIMEDOUT If the time specified `deadline` passed and the spool was till empty */ __attribute__((nonnull(1), warn_unused_result, malloc)) -libmds_message_t* libmds_mspool_poll_try(libmds_mspool_t* restrict this, - const struct timespec* restrict deadline); +libmds_message_t *libmds_mspool_poll_try(libmds_mspool_t *restrict this, + const struct timespec *restrict deadline); @@ -341,7 +341,7 @@ libmds_message_t* libmds_mspool_poll_try(libmds_mspool_t* restrict this, * RLIMIT_DATA limit described in getrlimit(2). */ __attribute__((nonnull, warn_unused_result)) -int libmds_mpool_initialise(libmds_mpool_t* restrict this, size_t size); +int libmds_mpool_initialise(libmds_mpool_t *restrict this, size_t size); /** * Destroy a pool of reusable message allocations, @@ -350,7 +350,7 @@ int libmds_mpool_initialise(libmds_mpool_t* restrict this, size_t size); * @param this The message allocation pool */ __attribute__((nonnull)) -void libmds_mpool_destroy(libmds_mpool_t* restrict this); +void libmds_mpool_destroy(libmds_mpool_t *restrict this); /** * Add a message allocation to a pool @@ -362,7 +362,7 @@ void libmds_mpool_destroy(libmds_mpool_t* restrict this); * @return Zero on success, -1 on error, `errno` will be set accordingly */ __attribute__((nonnull, warn_unused_result)) -int libmds_mpool_offer(libmds_mpool_t* restrict this, libmds_message_t* restrict message); +int libmds_mpool_offer(libmds_mpool_t *restrict this, libmds_message_t *restrict message); /** * Fetch a message allocation from a pool @@ -373,9 +373,8 @@ int libmds_mpool_offer(libmds_mpool_t* restrict this, libmds_message_t* restrict * if the pool was empty, otherwise `errno` will describe the error. */ __attribute__((nonnull, warn_unused_result, malloc)) -libmds_message_t* libmds_mpool_poll(libmds_mpool_t* restrict this); +libmds_message_t *libmds_mpool_poll(libmds_mpool_t *restrict this); #endif - |