core_filters.c File Reference

Core input/output network filters. More...

#include "apr.h"
#include "apr_strings.h"
#include "apr_lib.h"
#include "apr_fnmatch.h"
#include "apr_hash.h"
#include "apr_thread_proc.h"
#include "apr_version.h"
#include "apr_want.h"
#include "ap_config.h"
#include "httpd.h"
#include "http_config.h"
#include "http_core.h"
#include "http_protocol.h"
#include "http_request.h"
#include "http_vhost.h"
#include "http_main.h"
#include "http_log.h"
#include "util_md5.h"
#include "http_connection.h"
#include "apr_buckets.h"
#include "util_filter.h"
#include "util_ebcdic.h"
#include "mpm_common.h"
#include "scoreboard.h"
#include "mod_core.h"
#include "ap_listen.h"
#include "mod_so.h"

Go to the source code of this file.

Classes
struct	core_output_filter_ctx

Macros
#define	APR_WANT_IOVEC
#define	APR_WANT_STRFUNC
#define	APR_WANT_MEMFUNC
#define	AP_MIN_SENDFILE_BYTES   (256)
#define	BRIGADE_NORMALIZE(b)
#define	APLOG_MODULE_INDEX   AP_CORE_MODULE_INDEX
#define	THRESHOLD_MIN_WRITE   4096
#define	NVEC_MIN   16
#define	NVEC_MAX   APR_MAX_IOVEC_SIZE

Functions
apr_status_t	ap_core_input_filter (ap_filter_t *f, apr_bucket_brigade *b, ap_input_mode_t mode, apr_read_type_e block, apr_off_t readbytes)
static void	setaside_remaining_output (ap_filter_t *f, core_output_filter_ctx_t *ctx, apr_bucket_brigade *bb, conn_rec *c)
static apr_status_t	send_brigade_nonblocking (apr_socket_t *s, apr_bucket_brigade *bb, core_output_filter_ctx_t *ctx, conn_rec *c)
static apr_status_t	writev_nonblocking (apr_socket_t *s, apr_bucket_brigade *bb, core_output_filter_ctx_t *ctx, apr_size_t bytes_to_write, apr_size_t nvec, conn_rec *c)
static int	should_send_brigade (apr_bucket_brigade *bb, conn_rec *c, int *flush)
apr_status_t	ap_core_output_filter (ap_filter_t *f, apr_bucket_brigade *new_bb)
static APR_INLINE int	is_in_memory_bucket (apr_bucket *b)
static APR_INLINE void	sock_nopush (apr_socket_t *s, int to)

Variables
apr_OFN_ap_logio_add_bytes_out_t *	ap__logio_add_bytes_out

Detailed Description

Core input/output network filters.

Definition in file core_filters.c.

Macro Definition Documentation

AP_MIN_SENDFILE_BYTES

#define AP_MIN_SENDFILE_BYTES   (256)

Definition at line 56 of file core_filters.c.

APLOG_MODULE_INDEX

#define APLOG_MODULE_INDEX   AP_CORE_MODULE_INDEX

Definition at line 79 of file core_filters.c.

APR_WANT_IOVEC

#define APR_WANT_IOVEC

Definition at line 30 of file core_filters.c.

APR_WANT_MEMFUNC

#define APR_WANT_MEMFUNC

Definition at line 32 of file core_filters.c.

APR_WANT_STRFUNC

#define APR_WANT_STRFUNC

Definition at line 31 of file core_filters.c.

BRIGADE_NORMALIZE

#define BRIGADE_NORMALIZE

(

b

)

Value:

do { \
    apr_bucket *e = APR_BRIGADE_FIRST(b); \
    do {  \
        if (e->length == 0 && !APR_BUCKET_IS_METADATA(e)) { \
            apr_bucket *d; \
            d = APR_BUCKET_NEXT(e); \
            apr_bucket_delete(e); \
            e = d; \
        } \
        else { \
            e = APR_BUCKET_NEXT(e); \
        } \
    } while (!APR_BRIGADE_EMPTY(b) && (e != APR_BRIGADE_SENTINEL(b))); \
} while (0)

Remove all zero length buckets from the brigade.

Definition at line 61 of file core_filters.c.

NVEC_MAX

#define NVEC_MAX   APR_MAX_IOVEC_SIZE

Definition at line 602 of file core_filters.c.

NVEC_MIN

#define NVEC_MIN   16

Definition at line 598 of file core_filters.c.

THRESHOLD_MIN_WRITE

#define THRESHOLD_MIN_WRITE   4096

Definition at line 353 of file core_filters.c.

Function Documentation

is_in_memory_bucket()

static APR_INLINE int is_in_memory_bucket ( apr_bucket *  b )

static

Definition at line 605 of file core_filters.c.

send_brigade_nonblocking()

static apr_status_t send_brigade_nonblocking ( apr_socket_t *  s, apr_bucket_brigade *  bb, core_output_filter_ctx_t *  ctx, conn_rec *  c  )

static

Definition at line 649 of file core_filters.c.

setaside_remaining_output()

static void setaside_remaining_output ( ap_filter_t *  f, core_output_filter_ctx_t *  ctx, apr_bucket_brigade *  bb, conn_rec *  c  )

static

Definition at line 557 of file core_filters.c.

should_send_brigade()

static int should_send_brigade ( apr_bucket_brigade *  bb, conn_rec *  c, int *  flush  )

static

Definition at line 360 of file core_filters.c.

sock_nopush()

static APR_INLINE void sock_nopush ( apr_socket_t *  s, int  to  )

static

Definition at line 637 of file core_filters.c.

writev_nonblocking()

static apr_status_t writev_nonblocking ( apr_socket_t *  s, apr_bucket_brigade *  bb, core_output_filter_ctx_t *  ctx, apr_size_t  bytes_to_write, apr_size_t  nvec, conn_rec *  c  )

static

Definition at line 784 of file core_filters.c.

Variable Documentation

ap__logio_add_bytes_out

apr_OFN_ap_logio_add_bytes_out_t* ap__logio_add_bytes_out

extern

Definition at line 5055 of file core.c.