diff options
Diffstat (limited to 'nginx/src/os/unix/ngx_solaris_sendfilev_chain.c')
| -rw-r--r-- | nginx/src/os/unix/ngx_solaris_sendfilev_chain.c | 228 |
1 files changed, 0 insertions, 228 deletions
diff --git a/nginx/src/os/unix/ngx_solaris_sendfilev_chain.c b/nginx/src/os/unix/ngx_solaris_sendfilev_chain.c deleted file mode 100644 index 39bcafa..0000000 --- a/nginx/src/os/unix/ngx_solaris_sendfilev_chain.c +++ /dev/null @@ -1,228 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_event.h> - - -#if (NGX_TEST_BUILD_SOLARIS_SENDFILEV) - -/* Solaris declarations */ - -typedef struct sendfilevec { - int sfv_fd; - u_int sfv_flag; - off_t sfv_off; - size_t sfv_len; -} sendfilevec_t; - -#define SFV_FD_SELF -2 - -static ssize_t sendfilev(int fd, const struct sendfilevec *vec, - int sfvcnt, size_t *xferred) -{ - return -1; -} - -ngx_chain_t *ngx_solaris_sendfilev_chain(ngx_connection_t *c, ngx_chain_t *in, - off_t limit); - -#endif - - -#define NGX_SENDFILEVECS NGX_IOVS_PREALLOCATE - - -ngx_chain_t * -ngx_solaris_sendfilev_chain(ngx_connection_t *c, ngx_chain_t *in, off_t limit) -{ - int fd; - u_char *prev; - off_t size, send, prev_send, aligned, fprev; - size_t sent; - ssize_t n; - ngx_int_t eintr; - ngx_err_t err; - ngx_buf_t *file; - ngx_uint_t nsfv; - sendfilevec_t *sfv, sfvs[NGX_SENDFILEVECS]; - ngx_event_t *wev; - ngx_chain_t *cl; - - wev = c->write; - - if (!wev->ready) { - return in; - } - - if (!c->sendfile) { - return ngx_writev_chain(c, in, limit); - } - - - /* the maximum limit size is the maximum size_t value - the page size */ - - if (limit == 0 || limit > (off_t) (NGX_MAX_SIZE_T_VALUE - ngx_pagesize)) { - limit = NGX_MAX_SIZE_T_VALUE - ngx_pagesize; - } - - - send = 0; - - for ( ;; ) { - fd = SFV_FD_SELF; - prev = NULL; - fprev = 0; - file = NULL; - sfv = NULL; - eintr = 0; - sent = 0; - prev_send = send; - - nsfv = 0; - - /* create the sendfilevec and coalesce the neighbouring bufs */ - - for (cl = in; cl && send < limit; cl = cl->next) { - - if (ngx_buf_special(cl->buf)) { - continue; - } - - if (ngx_buf_in_memory_only(cl->buf)) { - fd = SFV_FD_SELF; - - size = cl->buf->last - cl->buf->pos; - - if (send + size > limit) { - size = limit - send; - } - - if (prev == cl->buf->pos) { - sfv->sfv_len += (size_t) size; - - } else { - if (nsfv == NGX_SENDFILEVECS) { - break; - } - - sfv = &sfvs[nsfv++]; - - sfv->sfv_fd = SFV_FD_SELF; - sfv->sfv_flag = 0; - sfv->sfv_off = (off_t) (uintptr_t) cl->buf->pos; - sfv->sfv_len = (size_t) size; - } - - prev = cl->buf->pos + (size_t) size; - send += size; - - } else { - prev = NULL; - - size = cl->buf->file_last - cl->buf->file_pos; - - if (send + size > limit) { - size = limit - send; - - aligned = (cl->buf->file_pos + size + ngx_pagesize - 1) - & ~((off_t) ngx_pagesize - 1); - - if (aligned <= cl->buf->file_last) { - size = aligned - cl->buf->file_pos; - } - } - - if (fd == cl->buf->file->fd && fprev == cl->buf->file_pos) { - sfv->sfv_len += (size_t) size; - - } else { - if (nsfv == NGX_SENDFILEVECS) { - break; - } - - sfv = &sfvs[nsfv++]; - - fd = cl->buf->file->fd; - sfv->sfv_fd = fd; - sfv->sfv_flag = 0; - sfv->sfv_off = cl->buf->file_pos; - sfv->sfv_len = (size_t) size; - } - - file = cl->buf; - fprev = cl->buf->file_pos + size; - send += size; - } - } - - n = sendfilev(c->fd, sfvs, nsfv, &sent); - - if (n == -1) { - err = ngx_errno; - - switch (err) { - case NGX_EAGAIN: - break; - - case NGX_EINTR: - eintr = 1; - break; - - default: - wev->error = 1; - ngx_connection_error(c, err, "sendfilev() failed"); - return NGX_CHAIN_ERROR; - } - - ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, err, - "sendfilev() sent only %uz bytes", sent); - - } else if (n == 0 && sent == 0) { - - /* - * sendfilev() is documented to return -1 with errno - * set to EINVAL if svf_len is greater than the file size, - * but at least Solaris 11 returns 0 instead - */ - - if (file) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "sendfilev() reported that \"%s\" was truncated at %O", - file->file->name.data, file->file_pos); - - } else { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "sendfilev() returned 0 with memory buffers"); - } - - return NGX_CHAIN_ERROR; - } - - ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, - "sendfilev: %z %z", n, sent); - - c->sent += sent; - - in = ngx_chain_update_sent(in, sent); - - if (eintr) { - send = prev_send + sent; - continue; - } - - if (send - prev_send != (off_t) sent) { - wev->ready = 0; - return in; - } - - if (send >= limit || in == NULL) { - return in; - } - } -} |