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New header file scheme to support FFI code in either of C or C++ [based on suggestion by Ron de Bruijn]
author Adam Chlipala <adam@chlipala.net>
date Fri, 11 Oct 2013 17:15:28 -0400
parents 3d922a28370b
children
comparison
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1880:0354df1b6849 1881:a5b08bdfa450
1 #ifndef URWEB_TYPES_H 1 #ifndef URWEB_TYPES_H
2 #define URWEB_TYPES_H 2 #define URWEB_TYPES_H
3 3
4 #include <time.h> 4 #include "types_cpp.h"
5 #include <unistd.h>
6 #include <stdint.h>
7
8 typedef long long uw_Basis_int;
9 typedef double uw_Basis_float;
10 typedef char* uw_Basis_string;
11 typedef char uw_Basis_char;
12 typedef struct {
13 time_t seconds;
14 unsigned microseconds;
15 } uw_Basis_time;
16 typedef struct {
17 size_t size;
18 char *data;
19 } uw_Basis_blob;
20
21 typedef int uw_unit;
22 typedef uw_unit uw_Basis_unit;
23
24 typedef enum uw_Basis_bool { uw_Basis_False, uw_Basis_True } uw_Basis_bool;
25 5
26 typedef struct uw_context *uw_context; 6 typedef struct uw_context *uw_context;
27
28 typedef uw_Basis_string uw_Basis_xhtml;
29 typedef uw_Basis_string uw_Basis_page;
30 typedef uw_Basis_string uw_Basis_xbody;
31 typedef uw_Basis_string uw_Basis_css_class;
32
33 typedef unsigned uw_Basis_client;
34 typedef struct {
35 unsigned cli, chn;
36 } uw_Basis_channel;
37
38 typedef struct {
39 int context;
40 unsigned long long source;
41 } uw_Basis_source;
42
43 typedef struct uw_Basis_file {
44 uw_Basis_string name, type;
45 uw_Basis_blob data;
46 } uw_Basis_file;
47
48 typedef struct uw_Basis_postBody {
49 uw_Basis_string type, data;
50 size_t len;
51 } uw_Basis_postBody;
52
53 typedef uw_Basis_string uw_Basis_queryString;
54
55 typedef struct {
56 uw_Basis_string name, value, remaining;
57 } uw_Basis_postField;
58
59 typedef enum { SUCCESS, FATAL, BOUNDED_RETRY, UNLIMITED_RETRY, RETURN_INDIRECTLY } failure_kind;
60
61 typedef enum { SERVED, KEEP_OPEN, FAILED } request_result;
62
63 typedef struct input *uw_input; 7 typedef struct input *uw_input;
64 8
65 #define INTS_MAX 50
66 #define FLOATS_MAX 100
67 #define TIMES_MAX 100
68
69 typedef void (*uw_callback)(void *);
70 typedef void (*uw_callback_with_retry)(void *, int will_retry);
71 typedef void (*uw_logger)(void*, const char *fmt, ...);
72
73 typedef struct {
74 void (*callback)(uw_context);
75 unsigned int period;
76 } uw_periodic;
77
78 typedef struct {
79 int inputs_len, timeout;
80 char *url_prefix;
81
82 void (*client_init)();
83 void (*initializer)(uw_context);
84 void (*expunger)(uw_context, uw_Basis_client);
85
86 void (*db_init)(uw_context);
87 int (*db_begin)(uw_context);
88 int (*db_commit)(uw_context);
89 int (*db_rollback)(uw_context);
90 void (*db_close)(uw_context);
91
92 void (*handle)(uw_context, char *);
93
94 int (*input_num)(const char*);
95 uw_Basis_string (*cookie_sig)(uw_context);
96 int (*check_url)(const char *);
97 int (*check_mime)(const char *);
98 int (*check_requestHeader)(const char *);
99 int (*check_responseHeader)(const char *);
100 int (*check_envVar)(const char *);
101
102 void (*on_error)(uw_context, char *);
103
104 uw_periodic *periodics; // 0-terminated array
105
106 uw_Basis_string time_format;
107 } uw_app;
108
109 #define ERROR_BUF_LEN 1024
110
111 typedef struct {
112 size_t max;
113 char *start, *front, *back;
114 } uw_buffer;
115
116 #endif 9 #endif