From fa54bb75ff65b1eca0e36ef2d4d4579dbce4b28e Mon Sep 17 00:00:00 2001
From: Laurent Bercot <ska-skaware@skarnet.org>
Date: Thu, 21 May 2026 03:30:09 +0000
Subject:  Add tipidee/fcgi.h

---
 src/include/tipidee/fcgi.h | 124 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 124 insertions(+)
 create mode 100644 src/include/tipidee/fcgi.h

(limited to 'src/include')

diff --git a/src/include/tipidee/fcgi.h b/src/include/tipidee/fcgi.h
new file mode 100644
index 0000000..be2f0af
--- /dev/null
+++ b/src/include/tipidee/fcgi.h
@@ -0,0 +1,124 @@
+/* ISC license. */
+
+#ifndef TIPIDEE_FCGI_H
+#define TIPIDEE_FCGI_H
+
+#include <stdint.h>
+
+typedef struct fcgi_header_s fcgi_header, *fcgi_header_ref ;
+struct fcgi_header_s
+{
+  uint8_t version ;
+  uint8_t type ;
+  uint16_t requestid ;
+  uint16_t len ;
+  uint8_t padlen ;
+  uint8_t reserved ;
+} ;
+
+typedef enum fcgi_type_e fcgi_type ;
+enum fcgi_type_e
+{
+  FCGI_BEGIN_REQUEST = 1,
+  FCGI_ABORT_REQUEST,
+  FCGI_END_REQUEST,
+  FCGI_PARAMS,
+  FCGI_STDIN,
+  FCGI_STDOUT,
+  FCGI_STDERR,
+  FCGI_DATA,
+  FCGI_GET_VALUES,
+  FCGI_GET_VALUES_RESULT,
+  FCGI_UNKNOWN_TYPE,
+  FCGI_MAXTYPE
+} ;
+
+#define FCGI_NULL_REQUEST_ID 0
+
+extern void tipidee_fcgi_header_pack (char *, fcgi_header const *) ;
+extern void tipidee_fcgi_header_unpack (char const *, fcgi_header *) ;
+
+
+typedef struct fcgi_beginrequest_body_s fcgi_beginrequest_body, *fcgi_beginrequest_body_ref ;
+struct fcgi_beginrequest_body_s
+{
+  uint16_t role ;
+  uint8_t flags;
+  unsigned char reserved[5] ;
+} ;
+
+extern void tipidee_fcgi_beginrequest_body_pack (char *, fcgi_beginrequest_body const *) ;
+extern void tipidee_fcgi_beginrequest_body_unpack (char const *, fcgi_beginrequest_body *) ;
+
+
+typedef struct fcgi_beginrequest_record_s fcgi_beginrequest_record, *fcgi_beginrequest_record_ref ;
+struct fcgi_beginrequest_record_s
+{
+  fcgi_header header ;
+  fcgi_beginrequest_body body ;
+} ;
+
+#define FCGI_KEEP_CONN  1
+
+#define FCGI_RESPONDER  1
+#define FCGI_AUTHORIZER 2
+#define FCGI_FILTER     3
+
+extern void tipidee_fcgi_beginrequest_record_pack (char *, fcgi_beginrequest_record const *) ;
+extern void tipidee_fcgi_beginrequest_record_unpack (char const *, fcgi_beginrequest_record *) ;
+
+
+typedef struct fcgi_endrequest_body_s fcgi_endrequest_body, *fcgi_endrequest_body_ref ;
+struct fcgi_endrequest_body_s
+{
+  uint32_t appstatus ;
+  uint8_t protostatus ;
+  uint8_t reserved[3] ;
+} ;
+
+extern void tipidee_fcgi_endrequest_body_pack (char *, fcgi_endrequest_body const *) ;
+extern void tipidee_fcgi_endrequest_body_unpack (char const *, fcgi_endrequest_body *) ;
+
+
+typedef struct fcgi_endrequest_record_s fcgi_endrequest_record, *fcgi_endrequest_record_ref ;
+struct fcgi_endrequest_record_s
+{
+  fcgi_header header ;
+  fcgi_endrequest_body body ;
+} ;
+
+#define FCGI_REQUEST_COMPLETE 0
+#define FCGI_CANT_MPX_CONN    1
+#define FCGI_OVERLOADED       2
+#define FCGI_UNKNOWN_ROLE     3
+
+#define FCGI_MAX_CONNS  "FCGI_MAX_CONNS"
+#define FCGI_MAX_REQS   "FCGI_MAX_REQS"
+#define FCGI_MPXS_CONNS "FCGI_MPXS_CONNS"
+
+extern void tipidee_fcgi_endrequest_record_pack (char *, fcgi_endrequest_record const *) ;
+extern void tipidee_fcgi_endrequest_record_unpack (char const *, fcgi_endrequest_record *) ;
+
+
+typedef struct fcgi_unknowntype_body_s fcgi_unknowntype_body, *fcgi_unknowntype_body_ref ;
+struct fcgi_unknowntype_body_s
+{
+  uint8_t type ;
+  uint8_t reserved[7] ;
+} ;
+
+extern void tipidee_fcgi_unknowntype_body_pack (char *, fcgi_unknowntype_body const *) ;
+extern void tipidee_fcgi_unknowntype_body_unpack (char const *, fcgi_unknowntype_body *) ;
+
+
+typedef struct fcgi_unknowntype_record_s fcgi_unknowntype_record, *fcgi_unknowntype_record_ref ;
+struct fcgi_unknowntype_record_s
+{
+  fcgi_header header ;
+  fcgi_unknowntype_body body ;
+} ;
+
+extern void tipidee_fcgi_unknowntype_record_pack (char *, fcgi_unknowntype_record const *) ;
+extern void tipidee_fcgi_unknowntype_record_unpack (char const *, fcgi_unknowntype_record *) ;
+
+#endif
-- 
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