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nginx-0.0.1-2003-08-07-10:07:49 import

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This commit is contained in:
Igor Sysoev 2003-08-07 06:07:49 +00:00
parent 31ef351c23
commit 0939b8d7c6
1 changed files with 113 additions and 37 deletions
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150
src/http/modules/ngx_http_ssi_filter.c
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@ -37,21 +37,30 @@ static int (*next_header_filter) (ngx_http_request_t *r);
static int (*next_body_filter) (ngx_http_request_t *r, ngx_chain_t *ch);
static comment_string = "<!--";
static int ngx_http_ssi_body_filter(ngx_http_request_t *r, ngx_chain_t *in)
{
}
static int ngx_http_ssi_parse()
static int ngx_http_ssi_parse(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx,
ngx_hunk_t *h)
{
int looked, state;
char *p;
ngx_hunk_t *temp;
ngx_chain_t chain;
ctx
new_hunk = 1;
looked = ctx->looked;
state = ctx->state;
p = h->pos;
while (p < h->last) {
ch = *p++;
@ -60,11 +69,23 @@ static int ngx_http_ssi_parse()
case ssi_start_state:
if (new_hunk) {
if (ctx->new_hunk) {
if (looked) {
send looked hunk
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;
chain.hunk = temp;
chain.next = NULL;
if (next_body_filter(r, &chain) == NGX_ERROR) {
return NGX_ERROR;
}
}
new_hunk = 0;
ctx->new_hunk = 0;
}
/* tight loop */
@ -77,9 +98,9 @@ static int ngx_http_ssi_parse()
}
if (p < h->last) {
state = ssi_start_state;
looked = 0;
break;
ctx->state = ssi_start_state;
ctx->looked = 0;
return NGX_HTTP_SSI_DONE;
}
ch = *p++;
@ -175,7 +196,7 @@ static int ngx_http_ssi_parse()
default:
ngx_test_null(ctx->command.data,
ngx_palloc(r->pool, NGX_SSI_COMMAND_LEN),
ngx_palloc(r->pool, NGX_HTTP_SSI_COMMAND_LEN),
NGX_ERROR);
ctx->command.data[0] = ch;
ctx->command.len = 1;
@ -186,26 +207,83 @@ static int ngx_http_ssi_parse()
break;
case ssi_command_state:
if ((ch >= 'a' && ch =< 'z') || (ch >= 'A' && ch <= 'Z')
|| (ch == '_') || (ch >= '0' && ch <= '9'))
{
switch (ch) {
case ' ':
case CR:
case LF:
case '\t':
ctx->command.data[ctx->command.len] = 0;
state = ssi_preparam_state;
break;
default:
if (ctx->command.len >= NGX_HTTP_SSI_COMMAND_LEN) {
return NGX_HTTP_SSI_INVALID_COMMAND;
}
ctx->command.data[ctx->command.len++] = ch;
} else if (ch == ' ' || ch == CR || ch == LF || ch == '\t') {
state = ssi_postcommand_state;
#if 0
} else if (ch == '=') {
state = ssi_preexpression_state;
#endif
} else {
return NGX_SSI_PARSE_INVALID_COMMAND;
}
break;
case ssi_postcommand_state:
case ssi_preparam_state:
switch (ch) {
case ' ':
case CR:
case LF:
case '\t':
break;
case '-':
state = ssi_comment_end0_state;
break;
default:
ngx_test_null(param, ngx_push_array(&ctx->params), NGX_ERROR);
ngx_test_null(param->name.data,
ngx_palloc(r->pool, NGX_HTTP_SSI_PARAM_LEN),
NGX_ERROR);
param->name.data[0] = ch;
param->name.len = 1;
ngx_test_null(param->value.data,
ngx_palloc(r->pool, NGX_HTTP_SSI_VALUE_LEN),
NGX_ERROR);
param->value.len = 0;
state = ssi_param_state;
break;
}
break;
case ssi_param_state:
switch (ch) {
case ' ':
case CR:
case LF:
case '\t':
ctx->param.data[ctx->param.len] = 0;
state = ssi_preequal_state;
break;
case '=':
ctx->param.data[ctx->param.len] = 0;
state = ssi_prevalue_state;
break;
default:
if (ctx->param.len >= NGX_HTTP_SSI_PARAM_LEN) {
return NGX_HTTP_SSI_INVALID_PARAM;
}
ctx->param.data[ctx->param.len++] = ch;
}
break;
case ssi_preequal_state:
switch (ch) {
case ' ':
case CR:
@ -214,16 +292,16 @@ static int ngx_http_ssi_parse()
break;
case '=':
state = ssi_preexpression_state;
state = ssi_prevalue_state;
break;
default:
return NGX_SSI_PARSE_INVALID_PARAM;
return NGX_HTTP_SSI_PARSE_INVALID_PARAM;
}
break;
case ssi_preexpression_state:
case ssi_prevalue_state:
switch (ch) {
case ' ':
case CR:
@ -232,23 +310,23 @@ static int ngx_http_ssi_parse()
break;
case '"':
state = ssi_expression_state;
state = ssi_value_state;
break;
default:
return NGX_SSI_PARSE_INVALID_PARAM;
return NGX_HTTP_SSI_PARSE_INVALID_PARAM;
}
break;
case ssi_expression_state:
case ssi_value_state:
switch (ch) {
case '\':
state = ssi_quote_state;
break;
case '"':
state = ssi_expression_state;
state = ssi_postvalue_state;
break;
default:
@ -268,9 +346,7 @@ static int ngx_http_ssi_parse()
ctx->state = state;
ctx->looked = looked;
send hunk (size - looked);
return;
return NGX_HTTP_SSI_DONE;
}