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nginx-0.0.1-2003-08-10-20:14:37 import

This commit is contained in:
Igor Sysoev 2003-08-10 16:14:37 +00:00
parent 0c437414d3
commit 91c394cdf8
2 changed files with 156 additions and 16 deletions
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4
src/core/ngx_hunk.h
View File

@ -22,6 +22,10 @@
/* the hunk is in file */
#define NGX_HUNK_FILE 0x0100
#define NGX_HUNK_STORAGE (NGX_HUNK_IN_MEMORY
|NGX_HUNK_TEMP|NGX_HUNK_MEMORY|NGX_HUNK_MMAP
|NGX_HUNK_RECYCLED|NGX_HUNK_FILE)
/* hunk flags */
/* in thread state flush means to write the hunk completely before return */

168
src/http/modules/ngx_http_ssi_filter.c
View File

@ -60,6 +60,19 @@ static int (*next_body_filter) (ngx_http_request_t *r, ngx_chain_t *ch);
static char comment_string[] = "<!--";
static int ngx_http_ssi_header_filter(ngx_http_request_t *r)
{
ngx_http_ssi_ctx_t *ctx;
/* if () */ {
ngx_http_create_ctx(r, ctx, ngx_http_ssi_filter_module,
sizeof(ngx_http_ssi_ctx_t), NGX_ERROR);
}
return NGX_OK;
}
static int ngx_http_ssi_body_filter(ngx_http_request_t *r, ngx_chain_t *in)
{
ngx_chain_t chain;
@ -67,13 +80,37 @@ static int ngx_http_ssi_body_filter(ngx_http_request_t *r, ngx_chain_t *in)
ctx = ngx_http_get_module_ctx(r, ngx_http_ssi_filter_module);
if (ctx == NULL) {
ngx_http_create_ctx(r, ctx, ngx_http_ssi_filter_module,
sizeof(ngx_http_ssi_ctx_t), NGX_ERROR);
if ((ctx == NULL) || (in == NULL && ctx->out == NULL)) {
return next_body_filter(r, NULL);
}
if (in == NULL && ctx->out == NULL) {
return next_body_filter(r, NULL);
if (ctx->hunk &&
(((ctx->hunk->type & NGX_HUNK_FILE)
&& (ctx->hunk->file_pos < ctx->hunk->file_last))
|| ((ctx->hunk->type & NGX_HUNK_IN_MEMORY)
&& (ctx->hunk->pos < ctx->hunk->last))))
{
rc = next_body_filter(r, NULL);
if (rc == NGX_ERROR) {
return NGX_ERROR;
}
if (ctx->hunk->shadow) {
if (ctx->hunk->type & NGX_HUNK_FILE) {
ctx->hunk->shadow->file_pos = ctx->hunk->file_pos;
}
if (ctx->hunk->type & NGX_HUNK_IN_MEMORY) {
ctx->hunk->shadow->pos = ctx->hunk->pos;
}
}
if (rc == NGX_AGAIN) {
return NGX_AGAIN;
}
}
#if 0
@ -81,16 +118,10 @@ static int ngx_http_ssi_body_filter(ngx_http_request_t *r, ngx_chain_t *in)
add in to ctx->out chain
while (ctx->out) {
rc = ngx_http_ssi_parse(r, ctx, ctx->out->hunk);
rc == ngx_http_ssi_exec(r, ctx);
if (rc == NGX_HTTP_SSI_DONE) {
chain.hunk = ctx->out->hunk;
chain.next = NULL;
rc = next_body_filter(r, &chain);
if (rc != NGX_OK) {
return rc;
}
if (rc != NGX_ERROR) {
return rc;
}
ctx->out = ctx->out->next;
@ -102,8 +133,115 @@ static int ngx_http_ssi_body_filter(ngx_http_request_t *r, ngx_chain_t *in)
}
#if 0
while (ctx->out) {
rc = ngx_http_ssi_parse(r, ctx, ctx->out->hunk);
if (rc == NGX_ERROR) {
return rc;
}
if (rc == NGX_OK) {
ngx_test_null(temp, ngx_calloc_hunk(r->pool), NGX_ERROR);
temp->type = NGX_HUNK_IN_MEMORY|NGX_HUNK_TEMP;
temp->pos = comment_string;
temp->last = comment_string + looked;
}
if (rc == NGX_HTTP_SSI_DONE) {
- looked
chain.hunk = ctx->out->hunk;
chain.next = NULL;
rc = next_body_filter(r, &chain);
if (rc != NGX_OK) {
ctx->out = ctx->out->next;
return rc;
}
} else if (rc == NGX_HTTP_SSI_INVALID_COMMAND) {
} else if (rc == NGX_HTTP_SSI_INVALID_PARAM) {
} else if (rc == NGX_HTTP_SSI_INVALID_VALUE) {
} else if (rc == NGX_HTTP_SSI_LONG_VALUE) {
}
ctx->out = ctx->out->next;
}
#endif
#if 0
static int ngx_http_ssi_copy_opcode(ngx_http_request_t *r,
ngx_http_ssi_ctx_t *ctx, void *data)
{
ngx_http_ssi_copy_t *copy = data;
ngx_hunk_t *h;
ngx_chain_t chain;
h = ctx->out->hunk;
if (ctx->looked == 0 && ctx->pos == h->last) {
chain.hunk = h;
chain.next = NULL;
return next_body_filter(r, &chain);
}
if (ctx->hunk == NULL) {
ngx_test_null(ctx->hunk, ngx_calloc_hunk(r->pool), NGX_ERROR);
ctx->hunk->type = h->type & NGX_HUNK_STORAGE;
}
if (h->type & NGX_HUNK_FILE) {
if (copy->start <= h->file_pos) {
ctx->hunk->file_pos = h->file_pos;
} else if (copy->start < h->file_last) {
ctx->hunk->file_pos = copy->file_pos;
}
if (copy->end >= h->file_last) {
ctx->hunk->file_last = h->file_last;
} else if (copy->end > h->file_pos) {
}
}
if (h->type & NGX_HUNK_IN_MEMORY) {
if (copy->start <= ctx->offset + (h->pos - h->start)) {
ctx->hunk->pos = h->pos;
} else if (copy->start < ctx->offset + (h->last - h->start)) {
ctx->hunk->pos = h->start + (copy->start - ctx->offset);
}
if (copy->end >= ctx->offset + (h->last - h->start) {
ctx->hunk->last = h->last;
} else if (copy->end > ctx->offset + (h->pos - h->start)) {
ctx->hunk->last = h->start + (copy->end - ctx->offset);
}
}
/* TODO: NGX_HUNK_FLUSH */
if ((h->type & NGX_HUNK_LAST) && ctx->hunk->last == h->last)
/* LAST */
}
#endif
static int ngx_http_ssi_parse(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx,
@ -504,10 +642,8 @@ static int ngx_http_ssi_parse(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx,
static int ngx_http_ssi_filter_init(ngx_cycle_t *cycle)
{
#if 0
next_header_filter = ngx_http_top_header_filter;
ngx_http_top_header_filter = ngx_http_ssi_header_filter;
#endif
next_body_filter = ngx_http_top_body_filter;
ngx_http_top_body_filter = ngx_http_ssi_body_filter;