83 lines
2.1 KiB
C
83 lines
2.1 KiB
C
#ifndef __MODULE_H_
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#define __MODULE_H_
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#include <curl/curl.h>
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#include "util.h"
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typedef enum {
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FILTER_PASS,
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FILTER_STALL,
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FILTER_REJECT,
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} filterres_t;
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typedef enum {
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EXTRA_JSON,
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EXTRA_TIDY,
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EXTRA_OTHER,
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} extradata_type_t;
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typedef struct {
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extradata_type_t type;
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char *key;
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void *val;
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} extradata_t;
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dynarr_def(extradata_t, extradata_dynarr_t);
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typedef struct {
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const char *url;
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CURL *handle;
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char *page;
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size_t npage;
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extradata_dynarr_t extradata;
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charp_dynarr_t *parsedlinks;
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} pagecompletedata_t;
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typedef void (*reqcb_t)(void *userdata, const char *url, char *page, size_t npage, CURL *handle);
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typedef struct {
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const char *url;
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reqcb_t cb;
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void *userdata;
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CURL *handle;
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} requestedreq_t;
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dynarr_def(requestedreq_t, requestedreq_dyanrr_t);
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typedef struct crawlermodule {
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void *userdata;
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// `init` will both initialize the module, and populate all other functions in its entry, if necessary.
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int (*init)(struct crawlermodule *entry);
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int (*destroy)(void *userdata);
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int (*onpagewrite)(void *userdata, const char *url, const byte *data, size_t ndata);
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int (*onpagecomplete)(void *userdata, pagecompletedata_t *data);
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int (*onpagedestroy)(void *userdata, pagecompletedata_t *data);
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filterres_t (*filter)(void *userdata, const char *url);
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} crawlermodule_t;
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dynarr_def(crawlermodule_t, crawlermodule_dynarr_t);
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dynarr_def(crawlermodule_t *, crawlermodulep_dynarr_t);
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typedef struct {
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const char *name;
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crawlermodule_t module;
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} moduleentry_t;
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dynarr_def(moduleentry_t, moduleentry_dynarr_t);
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dynarr_def(moduleentry_t *, moduleentryp_dynarr_t);
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void *searchextradata(extradata_type_t type, char *key, extradata_t *data, size_t ndata);
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void makerequest(const char *url, reqcb_t cb, void *cbdata);
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int mod_pagedata_init(crawlermodule_t *entry);
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int mod_tidy_init(crawlermodule_t *entry);
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int mod_debug_init(crawlermodule_t *entry);
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int mod_parse_init(crawlermodule_t *entry);
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int mod_robots_init(crawlermodule_t *entry);
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extern requestedreq_dyanrr_t requestedreqs;
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extern moduleentry_t availmodules[];
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#endif
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