1 18824b58 2008-08-03 rsc #include <u.h>
  2 18824b58 2008-08-03 rsc #include <errno.h>
  3 18824b58 2008-08-03 rsc #include <libc.h>
  4 18824b58 2008-08-03 rsc #include <fcall.h>
  5 18824b58 2008-08-03 rsc #include <thread.h>
  6 18824b58 2008-08-03 rsc #include <auth.h>
  7 18824b58 2008-08-03 rsc #include <9p.h>
  8 18824b58 2008-08-03 rsc #include <libsec.h>
  9 18824b58 2008-08-03 rsc 
 10 18824b58 2008-08-03 rsc #define APIKEY        "G9ANE2zvCozKEoLQ5qaR1AUtcE5YpuDj"
 11 18824b58 2008-08-03 rsc #define HOST          "api.smugmug.com"
 12 18824b58 2008-08-03 rsc #define UPLOAD_HOST   "upload.smugmug.com"
 13 18824b58 2008-08-03 rsc #define API_VERSION   "1.2.1"
 14 18824b58 2008-08-03 rsc #define PATH          "/services/api/json/" API_VERSION "/"
 15 18824b58 2008-08-03 rsc #define USER_AGENT    "smugfs (part of Plan 9 from User Space)"
 16 18824b58 2008-08-03 rsc 
 17 18824b58 2008-08-03 rsc void*	emalloc(int);
 18 18824b58 2008-08-03 rsc void*	erealloc(void*, int);
 19 18824b58 2008-08-03 rsc char*	estrdup(char*);
 20 18824b58 2008-08-03 rsc int	urlencodefmt(Fmt*);
 21 18824b58 2008-08-03 rsc int	timefmt(Fmt*);
 22 18824b58 2008-08-03 rsc int	writen(int, void*, int);
 23 18824b58 2008-08-03 rsc 
 24 18824b58 2008-08-03 rsc 
 25 18824b58 2008-08-03 rsc // Generic cache
 26 18824b58 2008-08-03 rsc 
 27 18824b58 2008-08-03 rsc typedef struct Cache Cache;
 28 18824b58 2008-08-03 rsc typedef struct CEntry CEntry;
 29 18824b58 2008-08-03 rsc 
 30 18824b58 2008-08-03 rsc struct CEntry
 31 18824b58 2008-08-03 rsc {
 32 18824b58 2008-08-03 rsc 	char *name;
 33 18824b58 2008-08-03 rsc 	struct {
 34 18824b58 2008-08-03 rsc 		CEntry *next;
 35 18824b58 2008-08-03 rsc 		CEntry *prev;
 36 18824b58 2008-08-03 rsc 	} list;
 37 18824b58 2008-08-03 rsc 	struct {
 38 18824b58 2008-08-03 rsc 		CEntry *next;
 39 18824b58 2008-08-03 rsc 	} hash;
 40 18824b58 2008-08-03 rsc };
 41 18824b58 2008-08-03 rsc 
 42 18824b58 2008-08-03 rsc Cache *newcache(int sizeofentry, int maxentry, void (*cefree)(CEntry*));
 43 18824b58 2008-08-03 rsc CEntry *cachelookup(Cache*, char*, int);
 44 18824b58 2008-08-03 rsc void cacheflush(Cache*, char*);
 45 18824b58 2008-08-03 rsc 
 46 18824b58 2008-08-03 rsc // JSON parser
 47 18824b58 2008-08-03 rsc 
 48 18824b58 2008-08-03 rsc typedef struct Json Json;
 49 18824b58 2008-08-03 rsc 
 50 18824b58 2008-08-03 rsc enum
 51 18824b58 2008-08-03 rsc {
 52 18824b58 2008-08-03 rsc 	Jstring,
 53 18824b58 2008-08-03 rsc 	Jnumber,
 54 18824b58 2008-08-03 rsc 	Jobject,
 55 18824b58 2008-08-03 rsc 	Jarray,
 56 18824b58 2008-08-03 rsc 	Jtrue,
 57 18824b58 2008-08-03 rsc 	Jfalse,
 58 18824b58 2008-08-03 rsc 	Jnull
 59 18824b58 2008-08-03 rsc };
 60 18824b58 2008-08-03 rsc 
 61 18824b58 2008-08-03 rsc struct Json
 62 18824b58 2008-08-03 rsc {
 63 18824b58 2008-08-03 rsc 	int ref;
 64 18824b58 2008-08-03 rsc 	int type;
 65 18824b58 2008-08-03 rsc 	char *string;
 66 18824b58 2008-08-03 rsc 	double number;
 67 18824b58 2008-08-03 rsc 	char **name;
 68 18824b58 2008-08-03 rsc 	Json **value;
 69 18824b58 2008-08-03 rsc 	int len;
 70 18824b58 2008-08-03 rsc };
 71 18824b58 2008-08-03 rsc 
 72 18824b58 2008-08-03 rsc void	jclose(Json*);
 73 18824b58 2008-08-03 rsc Json*	jincref(Json*);
 74 18824b58 2008-08-03 rsc vlong	jint(Json*);
 75 18824b58 2008-08-03 rsc Json*	jlookup(Json*, char*);
 76 18824b58 2008-08-03 rsc double	jnumber(Json*);
 77 18824b58 2008-08-03 rsc int	jsonfmt(Fmt*);
 78 18824b58 2008-08-03 rsc int	jstrcmp(Json*, char*);
 79 18824b58 2008-08-03 rsc char*	jstring(Json*);
 80 18824b58 2008-08-03 rsc Json*	jwalk(Json*, char*);
 81 18824b58 2008-08-03 rsc Json*	parsejson(char*);
 82 18824b58 2008-08-03 rsc 
 83 18824b58 2008-08-03 rsc 
 84 18824b58 2008-08-03 rsc // Wrapper to hide whether we're using OpenSSL for HTTPS.
 85 18824b58 2008-08-03 rsc 
 86 18824b58 2008-08-03 rsc typedef struct Protocol Protocol;
 87 18824b58 2008-08-03 rsc typedef struct Pfd Pfd;
 88 18824b58 2008-08-03 rsc struct Protocol
 89 18824b58 2008-08-03 rsc {
 90 18824b58 2008-08-03 rsc 	Pfd *(*connect)(char *host);
 91 18824b58 2008-08-03 rsc 	int (*read)(Pfd*, void*, int);
 92 18824b58 2008-08-03 rsc 	int (*write)(Pfd*, void*, int);
 93 18824b58 2008-08-03 rsc 	void (*close)(Pfd*);
 94 18824b58 2008-08-03 rsc };
 95 18824b58 2008-08-03 rsc 
 96 18824b58 2008-08-03 rsc Protocol http;
 97 18824b58 2008-08-03 rsc Protocol https;
 98 18824b58 2008-08-03 rsc 
 99 18824b58 2008-08-03 rsc 
100 18824b58 2008-08-03 rsc // HTTP library
101 18824b58 2008-08-03 rsc 
102 18824b58 2008-08-03 rsc typedef struct HTTPHeader HTTPHeader;
103 18824b58 2008-08-03 rsc struct HTTPHeader
104 18824b58 2008-08-03 rsc {
105 18824b58 2008-08-03 rsc 	int code;
106 18824b58 2008-08-03 rsc 	char proto[100];
107 18824b58 2008-08-03 rsc 	char codedesc[100];
108 18824b58 2008-08-03 rsc 	vlong contentlength;
109 18824b58 2008-08-03 rsc 	char contenttype[100];
110 18824b58 2008-08-03 rsc };
111 18824b58 2008-08-03 rsc 
112 18824b58 2008-08-03 rsc char *httpreq(Protocol *proto, char *host, char *request, HTTPHeader *hdr, int rfd, vlong rlength);
113 18824b58 2008-08-03 rsc int httptofile(Protocol *proto, char *host, char *req, HTTPHeader *hdr, int wfd);
114 18824b58 2008-08-03 rsc 
115 18824b58 2008-08-03 rsc 
116 18824b58 2008-08-03 rsc // URL downloader - caches in files on disk
117 18824b58 2008-08-03 rsc 
118 18824b58 2008-08-03 rsc int download(char *url, HTTPHeader *hdr);
119 18824b58 2008-08-03 rsc void downloadflush(char*);
120 18824b58 2008-08-03 rsc 
121 18824b58 2008-08-03 rsc // JSON RPC
122 18824b58 2008-08-03 rsc 
123 18824b58 2008-08-03 rsc enum
124 18824b58 2008-08-03 rsc {
125 18824b58 2008-08-03 rsc 	MaxResponse = 1<<29,
126 18824b58 2008-08-03 rsc };
127 18824b58 2008-08-03 rsc 
128 18824b58 2008-08-03 rsc Json*	jsonrpc(Protocol *proto, char *host, char *path, char *method, char *name1, va_list arg, int usecache);
129 18824b58 2008-08-03 rsc Json*	jsonupload(Protocol *proto, char *host, char *req, int rfd, vlong rlength);
130 18824b58 2008-08-03 rsc void	jcacheflush(char*);
131 18824b58 2008-08-03 rsc 
132 18824b58 2008-08-03 rsc extern int chattyhttp;
133 18824b58 2008-08-03 rsc 
134 18824b58 2008-08-03 rsc 
135 18824b58 2008-08-03 rsc // SmugMug RPC
136 18824b58 2008-08-03 rsc 
137 18824b58 2008-08-03 rsc #ifdef __GNUC__
138 18824b58 2008-08-03 rsc #define check_nil __attribute__((sentinel))
139 18824b58 2008-08-03 rsc #else
140 18824b58 2008-08-03 rsc #define check_nil
141 18824b58 2008-08-03 rsc #endif
142 18824b58 2008-08-03 rsc 
143 18824b58 2008-08-03 rsc Json* smug(char *method, char *name1, ...) check_nil;  // cached, http
144 18824b58 2008-08-03 rsc Json* ncsmug(char *method, char *name1, ...) check_nil;  // not cached, https
145 18824b58 2008-08-03 rsc 
146 18824b58 2008-08-03 rsc 
147 18824b58 2008-08-03 rsc // Session information
148 18824b58 2008-08-03 rsc 
149 18824b58 2008-08-03 rsc extern Json *userinfo;
150 18824b58 2008-08-03 rsc extern char *sessid;
151 18824b58 2008-08-03 rsc 
152 18824b58 2008-08-03 rsc 
153 18824b58 2008-08-03 rsc // File system
154 18824b58 2008-08-03 rsc 
155 18824b58 2008-08-03 rsc extern Srv xsrv;
156 18824b58 2008-08-03 rsc void xinit(void);
157 18824b58 2008-08-03 rsc extern int nickindex(char*);
158 18824b58 2008-08-03 rsc 
159 18824b58 2008-08-03 rsc // Logging
160 18824b58 2008-08-03 rsc 
161 18824b58 2008-08-03 rsc typedef struct Logbuf Logbuf;
162 18824b58 2008-08-03 rsc struct Logbuf
163 18824b58 2008-08-03 rsc {
164 18824b58 2008-08-03 rsc 	Req *wait;
165 18824b58 2008-08-03 rsc 	Req **waitlast;
166 18824b58 2008-08-03 rsc 	int rp;
167 18824b58 2008-08-03 rsc 	int wp;
168 18824b58 2008-08-03 rsc 	char *msg[128];
169 18824b58 2008-08-03 rsc };
170 18824b58 2008-08-03 rsc 
171 18824b58 2008-08-03 rsc extern void	lbkick(Logbuf*);
172 18824b58 2008-08-03 rsc extern void	lbappend(Logbuf*, char*, ...);
173 18824b58 2008-08-03 rsc extern void	lbvappend(Logbuf*, char*, va_list);
174 18824b58 2008-08-03 rsc /* #pragma varargck argpos lbappend 2 */
175 18824b58 2008-08-03 rsc extern void	lbread(Logbuf*, Req*);
176 18824b58 2008-08-03 rsc extern void	lbflush(Logbuf*, Req*);
177 18824b58 2008-08-03 rsc /* #pragma varargck argpos flog 1 */
178 18824b58 2008-08-03 rsc 
179 18824b58 2008-08-03 rsc extern void	rpclog(char*, ...);
180 18824b58 2008-08-03 rsc extern void	rpclogflush(Req*);
181 18824b58 2008-08-03 rsc extern void	rpclogread(Req*);
182 18824b58 2008-08-03 rsc extern void	rpclogwrite(Req*);
183 18824b58 2008-08-03 rsc 
184 18824b58 2008-08-03 rsc enum
185 18824b58 2008-08-03 rsc {
186 18824b58 2008-08-03 rsc 	STACKSIZE = 32768
187 18824b58 2008-08-03 rsc };
188 18824b58 2008-08-03 rsc 
189 18824b58 2008-08-03 rsc extern int printerrors;