pouch.h

#include <curl/curl.h>
#include <sys/stat.h>
#include <fcntl.h>

#define GET "GET"
#define PUT "PUT"
#define POST "POST"
#define HEAD "HEAD"
#define COPY "COPY"
#define DELETE "DELETE"

typedef struct pouch_pkt {
    /*
       Holds data to be sent to
       or received from a CouchDB
       server
     */
    char *data;
    char *offset;
    size_t size;
} pouch_pkt;

typedef struct pouch_request {
    /*
       A structure to be used
       to send a request to 
       a CouchDB server and 
       save the response, as
       well as any error codes.
     */
    struct curl_slist *headers;	// Custom headers for uploading
    char *method;		// HTTP method
    char *url;			// Destination (e.g., "http://127.0.0.1:5984/test");
    char *usrpwd;		// Holds a user:password authentication string
    CURLcode curlcode;	// CURL request status holder
    long httpresponse;	// holds the http response of a request
    pouch_pkt req;		// holds data to be sent
    pouch_pkt resp;		// holds response
    // int error;		// holds an error code
} pouch_request;

// Utility Functions
char *url_escape(CURL *curl, char *str);
char *combine(char **out, char *f, char *s, char *sep);

// Pouch Request Functions

pouch_request *pr_init(void);
pouch_request *pr_set_url(pouch_request *pr, char *url);
pouch_request *pr_set_data(pouch_request *pr, char *str);
pouch_request *pr_set_bdata(pouch_request *pr, void *dat, size_t length);
pouch_request *pr_set_method(pouch_request *pr, char *method);
pouch_request *pr_add_header(pouch_request *pr, char *h);
pouch_request *pr_add_param(pouch_request *pr, char *key, char *value);
pouch_request *pr_add_usrpwd(pouch_request *pr, char *usrpwd, size_t length);
pouch_request *pr_clear_data(pouch_request *pr);
pouch_request *pr_clear_params(pouch_request *pr);
void pr_free(pouch_request *pr);

// Request Helper Functions
size_t recv_data_callback(char *ptr, size_t size, size_t nmemb, void *data);
size_t send_data_callback(void *ptr, size_t size, size_t nmemb, void *data);
pouch_request *pr_do(pouch_request *pr);

// Database Wrapper Functions
pouch_request *get_all_dbs(pouch_request *p_req, char *server);
pouch_request *db_delete(pouch_request *p_req, char *server, char *db);
pouch_request *db_create(pouch_request *p_req, char *server, char *db);
pouch_request *db_get(pouch_request *p_req, char *server, char *db);
pouch_request *db_get_changes(pouch_request *pr, char *server, char *db);
pouch_request *db_get_revs_limit(pouch_request *pr, char *server, char *db);
pouch_request *db_set_revs_limit(pouch_request *pr, char *server, char *db, char *revs);
pouch_request *db_compact(pouch_request *pr, char *server, char *db);

// Document Wrapper Functions
pouch_request *doc_get(pouch_request *pr, char *server, char *db, char *id);
pouch_request *doc_get_rev(pouch_request *pr, char *server, char *db, char *id, char *rev);
pouch_request *doc_get_revs(pouch_request *pr, char *server, char *db, char *id);
pouch_request *doc_get_info(pouch_request *pr, char *server, char *db, char *id);
pouch_request *doc_create_id(pouch_request *pr, char *server, char *db, char *id, char *data);
pouch_request *doc_create(pouch_request *pr, char *server, char *db, char *data);
pouch_request *get_all_docs(pouch_request *pr, char *server, char *db);
pouch_request *get_all_docs_by_seq(pouch_request *pr, char *server, char *db);
pouch_request *doc_get_attachment(pouch_request *pr, char *server, char *db, char *id, char *name);
pouch_request *doc_copy(pouch_request *pr, char *server, char *db, char *id, char *newid, char *revision);
pouch_request *doc_delete(pouch_request *pr, char *server, char *db, char *id, char *rev);
char *doc_get_cur_rev(pouch_request *pr, char *server, char *db, char *id);
pouch_request *doc_add_attachment(pouch_request *pr, char *server, char *db, char *doc, char *filename);