diff options
Diffstat (limited to 'src/os/unix/ngx_freebsd_write_chain.c')
| -rw-r--r-- | src/os/unix/ngx_freebsd_write_chain.c | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/src/os/unix/ngx_freebsd_write_chain.c b/src/os/unix/ngx_freebsd_write_chain.c deleted file mode 100644 index 0317ade2c..000000000 --- a/src/os/unix/ngx_freebsd_write_chain.c +++ /dev/null @@ -1,182 +0,0 @@ - -#include <ngx_config.h> - -#include <ngx_core.h> -#include <ngx_types.h> -#include <ngx_alloc.h> -#include <ngx_array.h> -#include <ngx_hunk.h> -#include <ngx_connection.h> -#include <ngx_sendv.h> -#include <ngx_sendfile.h> -#include <ngx_freebsd_init.h> - - -ngx_chain_t *ngx_freebsd_write_chain(ngx_connection_t *c, ngx_chain_t *in) -{ - int rc; - char *prev; - size_t hsize, size; - off_t sent; - struct iovec *iov; - struct sf_hdtr hdtr; - ngx_err_t err; - ngx_array_t header, trailer; - ngx_hunk_t *file; - ngx_chain_t *ce; - - ce = in; - file = NULL; - hsize = 0; - - ngx_init_array(header, c->pool, 10, sizeof(struct iovec), NGX_CHAIN_ERROR); - ngx_init_array(trailer, c->pool, 10, sizeof(struct iovec), NGX_CHAIN_ERROR); - - /* create the header iovec */ - if (ngx_hunk_in_memory_only(ce->hunk)) { - prev = NULL; - iov = NULL; - - /* create the iovec and coalesce the neighbouring chain entries */ - while (ce && ngx_hunk_in_memory_only(ce->hunk)) { - - if (prev == ce->hunk->pos) { - iov->iov_len += ce->hunk->last - ce->hunk->pos; - prev = ce->hunk->last; - - } else { - ngx_test_null(iov, ngx_push_array(&header), NGX_CHAIN_ERROR); - iov->iov_base = ce->hunk->pos; - iov->iov_len = ce->hunk->last - ce->hunk->pos; - prev = ce->hunk->last; - } - - if (ngx_freebsd_sendfile_nbytes_bug) { - hsize += ce->hunk->last - ce->hunk->pos; - } - - ce = ce->next; - } - } - - /* TODO: coalesce the neighbouring file hunks */ - if (ce && (ce->hunk->type & NGX_HUNK_FILE)) { - file = ce->hunk; - ce = ce->next; - } - - /* create the trailer iovec */ - if (ce && ngx_hunk_in_memory_only(ce->hunk)) { - prev = NULL; - iov = NULL; - - /* create the iovec and coalesce the neighbouring chain entries */ - while (ce && ngx_hunk_in_memory_only(ce->hunk)) { - - if (prev == ce->hunk->pos) { - iov->iov_len += ce->hunk->last - ce->hunk->pos; - prev = ce->hunk->last; - - } else { - ngx_test_null(iov, ngx_push_array(&trailer), NGX_CHAIN_ERROR); - iov->iov_base = ce->hunk->pos; - iov->iov_len = ce->hunk->last - ce->hunk->pos; - prev = ce->hunk->last; - } - - ce = ce->next; - } - } - - if (file) { - hdtr.headers = (struct iovec *) header.elts; - hdtr.hdr_cnt = header.nelts; - hdtr.trailers = (struct iovec *) trailer.elts; - hdtr.trl_cnt = trailer.nelts; - - rc = sendfile(file->file->fd, c->fd, file->file_pos, - (size_t) (file->file_last - file->file_pos) + hsize, - &hdtr, &sent, 0); - - if (rc == -1) { - err = ngx_errno; - if (err == NGX_EAGAIN || err == NGX_EINTR) { - ngx_log_error(NGX_LOG_INFO, c->log, err, - "sendfile() sent only %qd bytes", sent); - - } else { - ngx_log_error(NGX_LOG_CRIT, c->log, err, "sendfile() failed"); - return NGX_CHAIN_ERROR; - } - } - -#if (NGX_DEBUG_WRITE_CHAIN) - ngx_log_debug(c->log, "sendfile: %d, @%qd %qd:%d" _ - rc _ file->file_pos _ sent _ - (size_t) (file->file_last - file->file_pos) + hsize); -#endif - - } else { - rc = writev(c->fd, (struct iovec *) header.elts, header.nelts); - - if (rc == -1) { - err = ngx_errno; - if (err == NGX_EAGAIN) { - ngx_log_error(NGX_LOG_INFO, c->log, err, "writev() EAGAIN"); - - } else if (err == NGX_EINTR) { - ngx_log_error(NGX_LOG_INFO, c->log, err, "writev() EINTR"); - - } else { - ngx_log_error(NGX_LOG_CRIT, c->log, err, "writev() failed"); - return NGX_CHAIN_ERROR; - } - } - - sent = rc > 0 ? rc : 0; - } - -#if (NGX_DEBUG_WRITE_CHAIN) - ngx_log_debug(c->log, "sendv: %qd" _ sent); -#endif - - c->sent += sent; - - for (ce = in; ce && sent > 0; ce = ce->next) { - - if (ce->hunk->type & NGX_HUNK_IN_MEMORY) { - size = ce->hunk->last - ce->hunk->pos; - } else { - size = ce->hunk->file_last - ce->hunk->file_pos; - } - - if (sent >= size) { - sent -= size; - - if (ce->hunk->type & NGX_HUNK_IN_MEMORY) { - ce->hunk->pos = ce->hunk->last; - } - - if (ce->hunk->type & NGX_HUNK_FILE) { - ce->hunk->file_pos = ce->hunk->file_last; - } - - continue; - } - - if (ce->hunk->type & NGX_HUNK_IN_MEMORY) { - ce->hunk->pos += sent; - } - - if (ce->hunk->type & NGX_HUNK_FILE) { - ce->hunk->file_pos += sent; - } - - break; - } - - ngx_destroy_array(&trailer); - ngx_destroy_array(&header); - - return ce; -} |