Initial version.

src/nxt_fastcgi_source.h

@@ -0,0 +1,92 @@
+
+/*
+ * Copyright (C) Igor Sysoev
+ * Copyright (C) NGINX, Inc.
+ */
+
+#ifndef _NXT_FASTCGI_SOURCE_H_INCLUDED_
+#define _NXT_FASTCGI_SOURCE_H_INCLUDED_
+
+
+#define NXT_FASTCGI_BEGIN_REQUEST        1
+#define NXT_FASTCGI_ABORT_REQUEST        2
+#define NXT_FASTCGI_END_REQUEST          3
+#define NXT_FASTCGI_PARAMS               4
+#define NXT_FASTCGI_STDIN                5
+#define NXT_FASTCGI_STDOUT               6
+#define NXT_FASTCGI_STDERR               7
+#define NXT_FASTCGI_DATA                 8
+
+
+typedef struct nxt_fastcgi_parse_s       nxt_fastcgi_parse_t;
+
+struct nxt_fastcgi_parse_s {
+    u_char                               *pos;
+
+    uint16_t                             length;         /* 16 bits */
+    uint8_t                              padding;
+    uint8_t                              type;
+
+    uint8_t                              state;
+    uint8_t                              fastcgi_error;  /* 1 bit */
+    uint8_t                              error;          /* 1 bit */
+    uint8_t                              done;           /* 1 bit */
+
+    /* FastCGI stdout and stderr buffer chains. */
+    nxt_buf_t                            *out[2];
+
+    nxt_buf_t                            *(*last_buf)(nxt_fastcgi_parse_t *fp);
+    void                                 *data;
+    nxt_mem_pool_t                       *mem_pool;
+};
+
+
+typedef struct {
+    nxt_fastcgi_parse_t                  parse;
+    nxt_source_hook_t                    next;
+} nxt_fastcgi_source_record_t;
+
+
+typedef struct {
+    nxt_str_t                            name;
+    nxt_str_t                            value;
+    uintptr_t                            data[3];
+} nxt_fastcgi_source_request_t;
+
+
+typedef struct nxt_fastcgi_source_s  nxt_fastcgi_source_t;
+typedef nxt_int_t (*nxt_fastcgi_source_request_create_t)(
+    nxt_fastcgi_source_t *fs);
+
+
+struct nxt_fastcgi_source_s {
+    nxt_source_hook_t                    query;
+    nxt_source_hook_t                    *next;
+
+    nxt_upstream_source_t                *upstream;
+
+    nxt_fastcgi_source_request_create_t  request_create;
+
+    nxt_upstream_header_in_t             header_in;
+
+    nxt_buf_t                            *rest;
+
+    uint32_t                             state;  /* 2 bits */
+
+    nxt_fastcgi_source_record_t          record;
+
+    union {
+        nxt_fastcgi_source_request_t     request;
+        nxt_http_split_header_parse_t    header;
+    } u;
+};
+
+
+NXT_EXPORT void nxt_fastcgi_source_handler(nxt_upstream_source_t *us,
+    nxt_fastcgi_source_request_create_t request_create);
+NXT_EXPORT nxt_int_t nxt_fastcgi_source_hash_create(nxt_mem_pool_t *mp,
+    nxt_lvlhsh_t *lh);
+void nxt_fastcgi_record_parse(nxt_fastcgi_parse_t *fp, nxt_buf_t *in);
+
+
+#endif /* _NXT_FASTCGI_SOURCE_H_INCLUDED_ */