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ngx_link_func_module.h
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/**
* @file ngx_link_func_module.h
* @author taymindis <cloudleware2015@gmail.com>
* @date Sun JAN 28 12:06:52 2018
*
* @brief A nginx_link_function module for Nginx.
*
* @section LICENSE
*
* Copyright (c) 2018, Taymindis <cloudleware2015@gmail.com>
*
* This module is licensed under the terms of the BSD license.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _NGX_LINK_FUNC_APP_H_INCLUDED_
#define _NGX_LINK_FUNC_APP_H_INCLUDED_
#include <stdlib.h>
#include <stdint.h>
#define ngx_link_func_module_version_34 34
#define ngx_link_func_content_type_plaintext "text/plain"
#define ngx_link_func_content_type_html "text/html; charset=utf-8"
#define ngx_link_func_content_type_json "application/json"
#define ngx_link_func_content_type_jsonp "application/javascript"
#define ngx_link_func_content_type_xformencoded "application/x-www-form-urlencoded"
#ifndef u_char
typedef unsigned char u_char;
#endif
typedef struct {
size_t len;
u_char *data;
} ngx_link_func_str_t;
typedef struct {
char *req_args; // Uri Args
u_char *req_body; // Request Body
size_t req_body_len; // length of body
void *shared_mem;
/* internal */
void* __r__;
void* __pl__;
void* __log__;
} ngx_link_func_ctx_t;
typedef struct {
void *shared_mem;
int has_error;
/* internal */
void* __cycle__;
void* __srv_cf__;
void* __pl__;
void* __log__;
} ngx_link_func_cycle_t;
extern u_char* ngx_link_func_cyc_get_prop(ngx_link_func_cycle_t *ctx, const char *key, size_t keylen);
extern void ngx_link_func_cyc_log_debug(ngx_link_func_cycle_t *ctx, const char* msg);
extern void ngx_link_func_cyc_log_info(ngx_link_func_cycle_t *ctx, const char* msg);
extern void ngx_link_func_cyc_log_warn(ngx_link_func_cycle_t *ctx, const char* msg);
extern void ngx_link_func_cyc_log_err(ngx_link_func_cycle_t *ctx, const char* msg);
#define ngx_link_func_cyc_log(loglevel, cyc_context, ...) ({\
char __buff__[200];\
snprintf(__buff__, 200, ##__VA_ARGS__);\
ngx_link_func_cyc_log_##loglevel(cyc_context, __buff__);\
})
extern void ngx_link_func_log_debug(ngx_link_func_ctx_t *ctx, const char* msg);
extern void ngx_link_func_log_info(ngx_link_func_ctx_t *ctx, const char* msg);
extern void ngx_link_func_log_warn(ngx_link_func_ctx_t *ctx, const char* msg);
extern void ngx_link_func_log_err(ngx_link_func_ctx_t *ctx, const char* msg);
/**
* example: ngx_link_func_str_t uri;
* if(ngx_link_func_get_uri(ctx, &uri) == 0) { TODO success }
*
*/
extern int ngx_link_func_get_uri(ngx_link_func_ctx_t *ctx, ngx_link_func_str_t *str);
extern u_char* ngx_link_func_get_header(ngx_link_func_ctx_t *ctx, const char *key, size_t keylen);
extern u_char* ngx_link_func_get_prop(ngx_link_func_ctx_t *ctx, const char *key, size_t keylen);
extern void* ngx_link_func_get_query_param(ngx_link_func_ctx_t *ctx, const char *key);
extern void* ngx_link_func_palloc(ngx_link_func_ctx_t *ctx, size_t size);
extern void* ngx_link_func_pcalloc(ngx_link_func_ctx_t *ctx, size_t size);
extern int ngx_link_func_add_header_in(ngx_link_func_ctx_t *ctx, const char *key, size_t keylen, const char *value, size_t val_len );
extern int ngx_link_func_add_header_out(ngx_link_func_ctx_t *ctx, const char *key, size_t keylen, const char *value, size_t val_len );
extern char *ngx_link_func_strdup(ngx_link_func_ctx_t *ctx, const char *src);
#define ngx_link_func_log(loglevel, req_context, ...) ({\
char __buff__[200];\
snprintf(__buff__, 200, ##__VA_ARGS__);\
ngx_link_func_log_##loglevel(req_context, __buff__);\
})
extern void ngx_link_func_write_resp(
ngx_link_func_ctx_t *ctx,
uintptr_t status_code,
const char* status_line,
const char* content_type,
const char* resp_content,
size_t resp_len
);
extern void ngx_link_func_write_resp_l(
ngx_link_func_ctx_t *ctx,
uintptr_t status_code,
const char* status_line,
size_t status_line_len,
const char* content_type,
size_t content_type_len,
const char* resp_content,
size_t resp_content_len
);
// Shared Memory and Cache Scope
extern uintptr_t ngx_link_func_shmtx_trylock(void *shared_mem);
extern void ngx_link_func_shmtx_lock(void *shared_mem);
extern void ngx_link_func_shmtx_unlock(void *shared_mem);
extern void* ngx_link_func_shm_alloc(void *shared_mem, size_t size);
extern void ngx_link_func_shm_free(void *shared_mem, void *ptr);
extern void* ngx_link_func_shm_alloc_locked(void *shared_mem, size_t size);
extern void ngx_link_func_shm_free_locked(void *shared_mem, void *ptr);
extern void* ngx_link_func_cache_get(void *shared_mem, const char* key);
extern void* ngx_link_func_cache_put(void *shared_mem, const char* key, void* value);
extern void* ngx_link_func_cache_new(void *shared_mem, const char* key, size_t size);
extern void* ngx_link_func_cache_remove(void *shared_mem, const char* key);
#endif /* _NGX_LINK_FUNC_APP_H_INCLUDED_ */