X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=server%2Ffastcgi.h;h=f52a20aafbfebc55a2711dd907268975380dccef;hb=94925084674cc5e4a1a06cfd9db0409b4dfa258b;hp=3030b759c5e831e15d1dddde7c1297cd8dcee5f9;hpb=8de4861c3ab6af8cc5a1d596dcca1dbbb7b874cb;p=matches%2FMCTX3420.git diff --git a/server/fastcgi.h b/server/fastcgi.h index 3030b75..f52a20a 100644 --- a/server/fastcgi.h +++ b/server/fastcgi.h @@ -1,22 +1,30 @@ /** * @file fastcgi.h - * @purpose Headers for the fastcgi web interface + * @brief Headers for the fastcgi web interface */ #ifndef _FASTCGI_H #define _FASTCGI_H -/**(HTTP) Status codes that fcgi module handlers can return**/ +/** + * Status codes that fcgi module handlers can return + * Success status codes have values > 0 + * Failure status codes have values <(=) 0 + * Note: 0 is counted as an error code to minimise confusion + * with in-browser JSON parsing error codes + */ typedef enum StatusCodes { - STATUS_OK = 200, - STATUS_ERROR = 400, - STATUS_UNAUTHORIZED = 401 + STATUS_OK = 1, + STATUS_ERROR = -1, + STATUS_UNAUTHORIZED = -2 } StatusCodes; typedef struct FCGIContext FCGIContext; -typedef void (*ModuleHandler) (FCGIContext *data, char *params); +typedef void (*ModuleHandler) (FCGIContext *context, char *params); -extern bool FCGI_Authorized(FCGIContext *context, const char *key); +extern void FCGI_BeginControl(FCGIContext *context, bool force); +extern void FCGI_EndControl(FCGIContext *context); +extern bool FCGI_HasControl(FCGIContext *context, const char *key); extern char *FCGI_KeyPair(char *in, const char **key, const char **value); extern void FCGI_BeginJSON(FCGIContext *context, StatusCodes status_code); extern void FCGI_JSONPair(const char *key, const char *value); @@ -24,10 +32,27 @@ extern void FCGI_JSONLong(const char *key, long value); extern void FCGI_JSONDouble(const char *key, double value); extern void FCGI_JSONBool(const char *key, bool value); extern void FCGI_JSONKey(const char *key); -extern void FCGI_JSONValue(const char *format, ...); +extern void FCGI_PrintRaw(const char *format, ...); extern void FCGI_EndJSON(); -extern void FCGI_RejectJSON(FCGIContext *context); -extern void * FCGI_RequestLoop (void *data); +extern void FCGI_RejectJSONEx(FCGIContext *context, StatusCodes status, const char *description); +extern void *FCGI_RequestLoop (void *data); + +/** + * Shortcut to calling FCGI_RejectJSONEx. Sets the error code + * to STATUS_ERROR. + * @param context The context to work in + * @param description A short description of why the request was rejected. + * @see FCGI_RejectJSONEx + */ +#define FCGI_RejectJSON(context, description) FCGI_RejectJSONEx(context, STATUS_ERROR, description) + +/** + * Custom formatting function for the JSON value. To be used in + * conjunction with FCGI_JSONKey. Care should be taken to ensure + * that valid JSON is produced. + * @see FCGI_PrintRaw for calling syntax + */ +#define FCGI_JSONValue FCGI_PrintRaw #endif