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#include "txml.h"
#include "protocol.h"
#include "gz_tool.h"

Include dependency graph for http_tool.h:

This graph shows which files directly or indirectly include this file:

Macros
#define	HTTP_CONNECTION_CLOSE 0

#define	HTTP_CONNECTION_KEEP 1

#define	HTTP_HEADER_NOT_HTTP -1990

#define	HTTP_HEADER_CLOSED_SESSION -1997

#define	HTTP_HEADER_CHUNKED -1998

#define	HTTP_HEADER_UNKNOWN_LEN -1999

#define	HTTP_ERROR_METHOD -1
	HTTP で無い場合は負数にする．

#define	HTTP_UNKNOWN_METHOD 0
	0 固定．これ以下はエラーとする．

#define	HTTP_GET_METHOD 1

#define	HTTP_PUT_METHOD 2

#define	HTTP_POST_METHOD 3

#define	HTTP_DELETE_METHOD 4

#define	HTTP_OPTIONS_METHOD 5

#define	HTTP_HEAD_METHOD 6

#define	HTTP_TRACE_METHOD 7

#define	HTTP_CONNECT_METHOD 8

#define	HTTP_PATCH_METHOD 9

#define	HTTP_LINK_METHOD 10

#define	HTTP_UNLINK_METHOD 11

#define	HTTP_PROPFIND_METHOD 20

#define	HTTP_PROPPATCH_METHOD 21

#define	HTTP_MKCOL_METHOD 22

#define	HTTP_COPY_METHOD 23

#define	HTTP_MOVE_METHOD 24

#define	HTTP_LOCK_METHOD 25

#define	HTTP_UNLOCK_METHOD 26

#define	HTTP_RESPONSE_METHOD 99

#define	HTTP_TIMEOUT 60
	秒

#define	HTTP_RESPONSE_TIMEOUT 180
	秒

#define	HTTP_PROXY_TIMEOUT 60
	秒

Functions
int	recv_http_header (int sock, tList *pl, int len, int tm, FILE fp, int state)

int	send_http_header (int sock, tList *pl, int mode)

int	recv_http_content (int sofd, Buffer buf, int len, int tm, FILE fp, int *state)

int	recv_http_chunked (int sofd, Buffer buf, int tm, FILE fp, int *state)

int	recv_http_closed (int sofd, Buffer buf, int tm, FILE fp)

int	recv_http_chunked_remain (int sofd, Buffer *buf, int chnksz, int tm)

int	recv_http_Buffer (int sock, tList *pl, Buffer buf, int timeout, int hdonly, int state, int nochunk)

int	send_http_Buffer (int sock, tList pl, Buffer buf)

int	recv_http_file (int sock, tList *pl, const char fn, const char wdir, int timeout, int hdonly, int *state)

int	send_http_file (int sock, tList pl, const char fn)

int	save_http_xml (int sock, tList pl, tXML xml, char *recvfn, const char wdir, int timeout, int *state)

int	get_http_method (char *data)

int	is_http_header_field (tList pl, char field, char *value, int n)

int	get_http_header_method (tList *pl)

void	set_http_host_header (tList pl, char hname, unsigned short hport)

void	dump_http_header (FILE fp, tList pp)

int	get_http_status_num (tList *pl)

float	get_http_version_num (tList *pl)

int	get_chunked_size (char ptr, int hdsz, int *tlsz)

char *	get_http_header_date (time_t tm)

Buffer	rebuild_http_Buffer (tList pl, Buffer buf)

void	simple_web_proxy (int bofd, char *myip, int tmout)

int	www2browser_relay (int bofd, int wofd, int btm, int wtm, int keep)

Buffer	http_proxy_header_analyze (tList pl, Buffer server, unsigned short sport, int timeout, int *keep)

int	tcp_relay (int sofd, int cofd, int tm)

int	send_http_res_file (int sock, char *fn, int mode)

void	send_http_passwd_req (int sock)

Detailed Description

Author: Fumi.Iseki (C)

Attention: opensslライブラリが無くても使用できるように https_tool とは分離

Definition in file http_tool.h.

Macro Definition Documentation

◆ HTTP_CONNECT_METHOD

#define HTTP_CONNECT_METHOD 8

Definition at line 41 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_CONNECTION_CLOSE

#define HTTP_CONNECTION_CLOSE 0

Definition at line 22 of file http_tool.h.

Referenced by send_http_res_file().

◆ HTTP_CONNECTION_KEEP

#define HTTP_CONNECTION_KEEP 1

Definition at line 23 of file http_tool.h.

◆ HTTP_COPY_METHOD

#define HTTP_COPY_METHOD 23

Definition at line 50 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_DELETE_METHOD

#define HTTP_DELETE_METHOD 4

Definition at line 37 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_ERROR_METHOD

#define HTTP_ERROR_METHOD -1

Definition at line 30 of file http_tool.h.

◆ HTTP_GET_METHOD

#define HTTP_GET_METHOD 1

Definition at line 34 of file http_tool.h.

Referenced by get_http_method(), and recv_http_header().

◆ HTTP_HEAD_METHOD

#define HTTP_HEAD_METHOD 6

Definition at line 39 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_HEADER_CHUNKED

#define HTTP_HEADER_CHUNKED -1998

Definition at line 26 of file http_tool.h.

Referenced by recv_http_Buffer(), recv_http_file(), recv_http_header(), and www2browser_relay().

◆ HTTP_HEADER_CLOSED_SESSION

#define HTTP_HEADER_CLOSED_SESSION -1997

Definition at line 25 of file http_tool.h.

Referenced by recv_http_header(), and www2browser_relay().

◆ HTTP_HEADER_NOT_HTTP

#define HTTP_HEADER_NOT_HTTP -1990

Definition at line 24 of file http_tool.h.

Referenced by recv_http_header().

◆ HTTP_HEADER_UNKNOWN_LEN

#define HTTP_HEADER_UNKNOWN_LEN -1999

Definition at line 27 of file http_tool.h.

Referenced by recv_http_Buffer(), recv_http_file(), and recv_http_header().

◆ HTTP_LINK_METHOD

#define HTTP_LINK_METHOD 10

Definition at line 43 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_LOCK_METHOD

#define HTTP_LOCK_METHOD 25

Definition at line 52 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_MKCOL_METHOD

#define HTTP_MKCOL_METHOD 22

Definition at line 49 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_MOVE_METHOD

#define HTTP_MOVE_METHOD 24

Definition at line 51 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_OPTIONS_METHOD

#define HTTP_OPTIONS_METHOD 5

Definition at line 38 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_PATCH_METHOD

#define HTTP_PATCH_METHOD 9

Definition at line 42 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_POST_METHOD

#define HTTP_POST_METHOD 3

Definition at line 36 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_PROPFIND_METHOD

#define HTTP_PROPFIND_METHOD 20

Definition at line 47 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_PROPPATCH_METHOD

#define HTTP_PROPPATCH_METHOD 21

Definition at line 48 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_PROXY_TIMEOUT

#define HTTP_PROXY_TIMEOUT 60

Definition at line 59 of file http_tool.h.

Referenced by simple_web_proxy().

◆ HTTP_PUT_METHOD

#define HTTP_PUT_METHOD 2

Definition at line 35 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_RESPONSE_METHOD

#define HTTP_RESPONSE_METHOD 99

Definition at line 55 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_RESPONSE_TIMEOUT

#define HTTP_RESPONSE_TIMEOUT 180

Definition at line 58 of file http_tool.h.

◆ HTTP_TIMEOUT

#define HTTP_TIMEOUT 60

Definition at line 57 of file http_tool.h.

◆ HTTP_TRACE_METHOD

#define HTTP_TRACE_METHOD 7

Definition at line 40 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_UNKNOWN_METHOD

#define HTTP_UNKNOWN_METHOD 0

Definition at line 31 of file http_tool.h.

Referenced by get_http_header_method(), get_http_method(), recv_http_Buffer(), and recv_http_header().

◆ HTTP_UNLINK_METHOD

#define HTTP_UNLINK_METHOD 11

Definition at line 44 of file http_tool.h.

Referenced by get_http_method().

◆ HTTP_UNLOCK_METHOD

#define HTTP_UNLOCK_METHOD 26

Definition at line 53 of file http_tool.h.

Referenced by get_http_method().

Function Documentation

◆ dump_http_header()

void dump_http_header	(	FILE *	fp,
		tList *	pp )

void dump_http_header(FILE* fp, tList* pp)

HTTPのヘッダ(pp)の内容をダンプする．

Definition at line 942 of file http_tool.cpp.

{
    if (fp==NULL) fp = stderr;
 
    if (pp!=NULL) {
        int image = FALSE;
        while(pp!=NULL) {
            tList_data ld = pp->ldat;
            if (!strcasecmp((const char*)ld.key.buf, "Content-Type")) {
                if (!strncasecmp((const char*)ld.val.buf, "image", 5)) image = TRUE;
                //else if (!strncasecmp((unsigned char*)ld.val.buf, "xxxx", 5)) image = TRUE;
            }
 
            if (!strcasecmp((const char*)ld.key.buf, HDLIST_CONTENTS_KEY) && image==TRUE) {
                fprintf(fp, "[%d] [%d] [%s] [%d]\n", ld.id, ld.lv, ld.key.buf, ld.val.vldsz);
                fdump(fp, (unsigned char*)ld.val.buf, ld.val.vldsz);
            }
            else {
                fprintf(fp, "[%d] [%d] [%s] [%s]\n", ld.id, ld.lv, ld.key.buf, ld.val.buf);
            }
            pp = pp->next;
        }
    }
    else {
        fprintf(fp, "(List is NULL)\n");
    }
    return;
}

References FALSE, fdump(), HDLIST_CONTENTS_KEY, strcasecmp, strncasecmp, and TRUE.

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◆ get_chunked_size()

int get_chunked_size	(	char *	ptr,
		int *	hdsz,
		int *	tlsz )

int get_chunked_size(char* ptr, int* hdsz, int* tlsz)

データの先頭のチャンクのサイズを得る． hdsz にChunkで使用されるデータのヘッダのサイズが入る． tlsz にChunkで使用されるデータのトレーラのサイズが入る．

hdsz + ck + *tlsz が全データサイズ

Definition at line 981 of file http_tool.cpp.

{
    int  ck = 0, hd = 0, tl = 0;
    char hex[L_32];
 
    int i = 0;
    while (ptr[i]!=0x0d && i<L_32) {
        hex[i] = ptr[i];
        i++;
    }
    if (i==L_32) {
        if (hdsz!=NULL) *hdsz = 0;
        if (tlsz!=NULL) *tlsz = 0;
        return -1;
    }
 
    if (ptr[i+1]==0x0a) hd = i + 2;
    else                hd = i + 1;
    if (hdsz!=NULL) *hdsz = hd;
 
    hex[i] = '\0';
    ck = hexstr2i(hex);
 
    if (ptr[ck+hd]==0x0d) {
        tl++;
        if (ptr[ck+hd+tl]==0x0a) tl++;
    }
    if (tlsz!=NULL) *tlsz = tl;
 
    return ck; 
}

References hexstr2i(), and L_32.

Referenced by recv_http_chunked().

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◆ get_http_header_date()

char * get_http_header_date ( time_t tm )

Definition at line 1015 of file http_tool.cpp.

{
    char* buf = get_gmt_timestamp(date, "%a, %d %b %Y %H:%M:%S %Z");
 
    return buf;
}

References get_gmt_timestamp().

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◆ get_http_header_method()

int get_http_header_method ( tList * pl )

int get_http_header_method(tList* pl)

ヘッダ情報の格納された plから，HTTPコマンドとパスを取り出す．

Definition at line 898 of file http_tool.cpp.

{
    int ret = HTTP_UNKNOWN_METHOD;
 
    if (pl==NULL) return ret;
 
    Buffer hbuf = search_protocol_header(pl, (char*)HDLIST_FIRST_LINE_KEY, 1);
    if (hbuf.buf!=NULL) ret = get_http_method((char*)hbuf.buf);
 
    return ret;
}

References Buffer::buf, get_http_method(), HDLIST_FIRST_LINE_KEY, HTTP_UNKNOWN_METHOD, and search_protocol_header().

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◆ get_http_method()

int get_http_method ( char * data )

Definition at line 837 of file http_tool.cpp.

{
    if      (ex_strcmp("GET ", data))       return HTTP_GET_METHOD;
    else if (ex_strcmp("PUT ", data))       return HTTP_PUT_METHOD;
    else if (ex_strcmp("POST ", data))      return HTTP_POST_METHOD;
    else if (ex_strcmp("DELETE ", data))    return HTTP_DELETE_METHOD;
    else if (ex_strcmp("OPTIONS ", data))   return HTTP_OPTIONS_METHOD;
    else if (ex_strcmp("HEAD ", data))      return HTTP_HEAD_METHOD;
    else if (ex_strcmp("TRACE ", data))     return HTTP_TRACE_METHOD;
    else if (ex_strcmp("CONNECT ", data))   return HTTP_CONNECT_METHOD;
    else if (ex_strcmp("PATCH ", data))     return HTTP_PATCH_METHOD;
    else if (ex_strcmp("LINK ", data))      return HTTP_LINK_METHOD;
    else if (ex_strcmp("UNLINK ", data))    return HTTP_UNLINK_METHOD;
    else if (ex_strcmp("HTTP/", data))      return HTTP_RESPONSE_METHOD;
    // WebDAV
    else if (ex_strcmp("PROPFIND ", data))  return HTTP_PROPFIND_METHOD;
    else if (ex_strcmp("PROPPATCH ", data)) return HTTP_PROPPATCH_METHOD;
    else if (ex_strcmp("MKCOL ", data))     return HTTP_MKCOL_METHOD;
    else if (ex_strcmp("COPY ", data))      return HTTP_COPY_METHOD;
    else if (ex_strcmp("MOVE ", data))      return HTTP_MOVE_METHOD;
    else if (ex_strcmp("LOCK ", data))      return HTTP_LOCK_METHOD;
    else if (ex_strcmp("UNLOCK ", data))    return HTTP_UNLOCK_METHOD;
 
    return HTTP_UNKNOWN_METHOD;
}

References ex_strcmp, HTTP_CONNECT_METHOD, HTTP_COPY_METHOD, HTTP_DELETE_METHOD, HTTP_GET_METHOD, HTTP_HEAD_METHOD, HTTP_LINK_METHOD, HTTP_LOCK_METHOD, HTTP_MKCOL_METHOD, HTTP_MOVE_METHOD, HTTP_OPTIONS_METHOD, HTTP_PATCH_METHOD, HTTP_POST_METHOD, HTTP_PROPFIND_METHOD, HTTP_PROPPATCH_METHOD, HTTP_PUT_METHOD, HTTP_RESPONSE_METHOD, HTTP_TRACE_METHOD, HTTP_UNKNOWN_METHOD, HTTP_UNLINK_METHOD, and HTTP_UNLOCK_METHOD.

Referenced by get_http_header_method(), and recv_http_header().

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◆ get_http_status_num()

int get_http_status_num ( tList * pl )

Definition at line 1401 of file http_tool.cpp.

{
    int pnum = 0;
 
    Buffer dat = search_protocol_header(pl, (char*)HDLIST_FIRST_LINE_KEY, 1);
    if (dat.buf!=NULL) {
        if (!strncasecmp((const char*)dat.buf, "HTTP/", 5)) {
            Buffer num = cawk_Buffer(dat, ' ', 2);
            if (num.buf!=NULL) {
                pnum = atoi((const char*)num.buf);
                free_Buffer(&num);
            }
        }
        free_Buffer(&dat);
    }
 
    return pnum;
}

References Buffer::buf, cawk_Buffer(), free_Buffer(), HDLIST_FIRST_LINE_KEY, search_protocol_header(), and strncasecmp.

Referenced by recv_http_header().

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◆ get_http_version_num()

float get_http_version_num ( tList * pl )

Definition at line 1421 of file http_tool.cpp.

{
    float ver = 0.0;
 
    Buffer dat = search_protocol_header(pl, (char*)HDLIST_FIRST_LINE_KEY, 1);
    if (dat.buf!=NULL) {
        if (!strncasecmp((const char*)dat.buf, "HTTP/", 5)) {
            Buffer num = cawk_Buffer(dat, ' ', 1);
            if (num.buf!=NULL) {
                ver = (float)atof((char*)&num.buf[5]);
                free_Buffer(&num);
            }
        }
        else {
            Buffer buf = cawk_Buffer(dat, ' ', 3);
            if (!strncasecmp((const char*)buf.buf, "HTTP/", 5)) {
                Buffer num = cawk_Buffer(buf, ' ', 1);
                if (num.buf!=NULL) {
                    ver = (float)atof((char*)&num.buf[5]);
                    free_Buffer(&num);
                }
            }
            free_Buffer(&buf);
        }
        free_Buffer(&dat);
    }
 
    return ver;
}

References Buffer::buf, cawk_Buffer(), free_Buffer(), HDLIST_FIRST_LINE_KEY, search_protocol_header(), and strncasecmp.

Referenced by recv_http_header().

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◆ http_proxy_header_analyze()

Buffer http_proxy_header_analyze	(	tList *	pl,
		Buffer *	server,
		unsigned short *	sport,
		int *	timeout,
		int *	keep )

Buffer http_proxy_header_analyze(tList* pl, Buffer* server, unsigned short* sport, int* timeout, int* keep)

ブラウザからのプロキシ用リクエストを解析する．

Parameters

	pl	解析するヘッダ情報の入ったリストへのポインタ
[out]	server	接続相手の名前またはIPアドレスが代入される
[out]	sport	接続相手のポート番号が代入される．
[out]	timeout	ブラウザからの Keep-Alive の値が代入される．
[out]	keep	接続を維持するかどうかが代入される．(TRUE:維持する/FALSE:維持しない)

Returns: ブラウザからのコマンド (GET, POST, CONNECT, ......)

Definition at line 1164 of file http_tool.cpp.

{
    tList*  frst;
    tList*  lst;
    Buffer  cmnd, url, ptcl;
    Buffer  srvdir, bufport;
 
    cmnd     = init_Buffer();
    srvdir   = init_Buffer();
    *server  = init_Buffer();
    *sport   = 0;
    *timeout = 0;
    *keep    = FALSE;
 
    frst = strncasecmp_tList(pl, (char*)HDLIST_FIRST_LINE_KEY, 0, 1);
    if (frst!=NULL) {
        cmnd = cawk_Buffer(frst->ldat.val, ' ', 1);
        url  = cawk_Buffer(frst->ldat.val, ' ', 2);
        ptcl = cawk_Buffer(frst->ldat.val, ' ', 3);
        decomp_url(url, NULL, NULL, server, sport, &srvdir);
    }
    else return cmnd;
 
    if (server->buf==NULL) {
        lst = strncasecmp_tList(pl, (char*)"Host", 0, 1);
        if (lst!=NULL) {
            *server = cawk_Buffer(lst->ldat.val, ':', 1);
            bufport = cawk_Buffer(lst->ldat.val, ':', 2);
            if (bufport.buf!=NULL) *sport = atoi((char*)bufport.buf);
            free_Buffer(&bufport);
        }
    }
    if (*sport==0) *sport = 80;
 
    lst = strncasecmp_tList(pl, (char*)"Keep-Alive", 0, 1);
    if (lst!=NULL) {
        if (lst->ldat.val.buf!=NULL) *timeout = atoi((char*)(lst->ldat.val.buf));
        del_tList_node(&lst);
    }
 
    lst = strncasecmp_tList(pl, (char*)"Proxy-Connection", 0, 1);
    if (lst!=NULL) {
        if (!strcasecmp((char*)(lst->ldat.val.buf), "keep-alive")) *keep = TRUE;
        del_tList_node(&lst);
    }
 
    free_Buffer(&(frst->ldat.val));
    copy_Buffer (&cmnd, &(frst->ldat.val));
    cat_s2Buffer(" ", &(frst->ldat.val));
    cat_Buffer  (&srvdir, &(frst->ldat.val));
    cat_s2Buffer(" ", &(frst->ldat.val));
    cat_Buffer  (&ptcl, &(frst->ldat.val));
 
    free_Buffer(&url);
    free_Buffer(&ptcl);
    free_Buffer(&srvdir);
 
    return cmnd;
}

References Buffer::buf, cat_Buffer(), cat_s2Buffer, cawk_Buffer(), copy_Buffer(), decomp_url(), del_tList_node(), FALSE, free_Buffer(), HDLIST_FIRST_LINE_KEY, init_Buffer(), strcasecmp, strncasecmp_tList(), and TRUE.

Referenced by simple_web_proxy().

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◆ is_http_header_field()

int is_http_header_field	(	tList *	pl,
		char *	field,
		char *	value,
		int	n )

int is_http_header_field(tList* pl, char* field, char* value, int n)

HTTPのヘッダ部分で n番目の filed の値が valueなら TRUEを返し，違っていれば FALSEを返す．

Parameters

pl	ヘッダ情報が格納されるリストへのポインタ
field	ヘッダ中のフィールド名．
value	比較するフィールドの値．
n	フィールドが複数あった場合は n番目のフィールドと比較する

Return values

TRUE	フィールドの値が一致した．
FALSE	フィールドの値が一致しなかった．

Definition at line 877 of file http_tool.cpp.

{
    int ret = FALSE;
 
    Buffer hbuf = search_protocol_header(pl, field, n);
    if (hbuf.buf!=NULL) {
        if (!strcasecmp((char*)hbuf.buf, value)) {
            ret = TRUE;
        }
        free_Buffer(&hbuf);
    }
 
    return ret;
}

References Buffer::buf, FALSE, free_Buffer(), search_protocol_header(), strcasecmp, and TRUE.

Referenced by recv_http_Buffer(), recv_http_file(), and recv_http_header().

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◆ rebuild_http_Buffer()

Buffer rebuild_http_Buffer	(	tList *	pl,
		Buffer *	buf )

Definition at line 74 of file http_tool.cpp.

{
    Buffer rbd;
    int nobody = FALSE;
 
    if (pl==NULL) {
        rbd = dup_Buffer(*buf);
        return rbd;
    }
    if (buf==NULL || buf->vldsz<0 || buf->buf==NULL) nobody = TRUE;
 
    if (!nobody) {
        // Content-Length の書き換え
        tList* pp = pl;
        while(pp!=NULL) {
            if (!strcasecmp((const char*)(pp->ldat.key.buf), "Content-Length")) {
                copy_i2Buffer(buf->vldsz, &(pp->ldat.val));
                break;
            }
            pp = pp->next;
        }
    }
 
    rbd = restore_protocol_header(pl, (char*)": ", OFF, NULL);
    if (!nobody) cat_Buffer(buf, &rbd);
 
    return rbd;
}

References Buffer::buf, cat_Buffer(), copy_i2Buffer(), dup_Buffer(), FALSE, OFF, restore_protocol_header(), strcasecmp, TRUE, and Buffer::vldsz.

Referenced by send_http_Buffer().

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◆ recv_http_Buffer()

int recv_http_Buffer	(	int	sofd,
		tList **	pl,
		Buffer *	buf,
		int	tsecond,
		int *	hdonly,
		int *	state,
		int	nochunk )

int recv_http_Buffer(int sofd, tList** pl, Buffer* buf, int tsecond, int* hdonly, int* state, int nochunk)

HTTPメッセージを受信して，Buffer変数 *bufに保存する．gzipのエンコード処理は行わない．

bufのバッファ領域は予め確保されていること．

Parameters

	sofd	接続相手へのソケット
[out]	*pl	受信したヘッダが格納されるリストへのポインタ．必要ないなら NULLでも良い．
[out]	buf	コンテンツを格納する Buffer変数へのポインタ．バッファ部は予め確保して置く．
	tsecond	最初の受信までのタイムアウト(s)
[out]	hdonly	データがヘッダのみの場合は TRUE, コンテンツもある場合は FALSE．NULLを指定しても良い．
[out]	state	サーバとの接続状態．接続中なら TRUE．切断した場合は FALSE．NULLを指定しても良い．
	nochunk	chunkデータを処理しない

Return values

0以上	受信したコンテンツのサイズ(Byte)
JBXL_NET_RECV_ERROR	受信エラー
JBXL_ARGS_ERROR	buf エラー
JBXL_NET_RECV_TIMEOUT	タイムアウトした．

Definition at line 577 of file http_tool.cpp.

{
    int    cc=0, hs, len;
    int    connect;
    Buffer cnt;
    tList* lp;
 
    if (buf==NULL || buf->buf==NULL) return JBXL_ARGS_ERROR;
    if (hdonly!=NULL) *hdonly = FALSE;
 
    clear_Buffer(buf);
 
    // ヘッダの受信
    hs = recv_http_header(sofd, &lp, &len, tsecond, NULL, &connect);
    if (state!=NULL) *state = connect;
    if (hs<=0) return hs;                                           // エラー
    if (len==0 || len==HTTP_HEADER_UNKNOWN_LEN) {                   // ヘッダのみ
        if (hdonly!=NULL) *hdonly = TRUE;
        if (pl!=NULL) *pl = lp;
        else del_tList(&lp);
        return hs;
    }
 
    // ヘッダ中に紛れ込んだコンテンツの取り出し
    cnt = search_protocol_header(lp, (char*)HDLIST_CONTENTS_KEY, 1);
    if (cnt.buf!=NULL) {
        cc = cnt.vldsz;
        hs = hs - cc;
        copy_Buffer(&cnt, buf);
        free_Buffer(&cnt);
    }
 
    if (lp!=NULL && lp->ldat.id==HTTP_UNKNOWN_METHOD) {             // not HTTP
        *pl = lp;
        return cc;
    }
 
    // コンテンツの受信
    if (connect) {
        if (len>0) {
            cc = recv_http_content(sofd, buf, len, tsecond, NULL, &connect);
        }
        else if (len==HTTP_HEADER_CHUNKED) {
            connect = HTTP_HEADER_CHUNKED;
            if (!nochunk) {
                cc = recv_http_chunked(sofd, buf, tsecond, NULL, &connect);
            }
        }
        else {  //if (len==HTTP_HEADER_CLOSED_SESSION) {
            cc = recv_http_closed(sofd, buf, tsecond, NULL);
            connect = FALSE;
        }
    }
 
    // for Chunked
    if (!nochunk && is_http_header_field(lp, (char*)"Transfer-Encoding", (char*)"chunked", 1)) {
        delete_protocol_header(&lp, (char*)"Transfer-Encoding", 0);
        char* str = itostr_ts(cc);
        add_protocol_header(lp, (char*)"Content-Length", str); 
        freeNull(str);
    }
 
    if (pl!=NULL) *pl = lp;
    else del_tList(&lp);
    if (cc>0) cc = cc + hs;
 
    if (state!=NULL) *state = connect;
    return cc;
}

References add_protocol_header, Buffer::buf, clear_Buffer(), copy_Buffer(), del_tList(), delete_protocol_header, FALSE, free_Buffer(), HDLIST_CONTENTS_KEY, HTTP_HEADER_CHUNKED, HTTP_HEADER_UNKNOWN_LEN, HTTP_UNKNOWN_METHOD, is_http_header_field(), itostr_ts(), JBXL_ARGS_ERROR, recv_http_chunked(), recv_http_closed(), recv_http_content(), recv_http_header(), search_protocol_header(), TRUE, and Buffer::vldsz.

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◆ recv_http_chunked()

int recv_http_chunked	(	int	sofd,
		Buffer *	buf,
		int	tm,
		FILE *	fp,
		int *	state )

int recv_http_chunked(int sofd, Buffer* buf, int tm, FILE* fp, int* state)

HTTPメッセージで recv_http_header() で受信したヘッダに引き続いて，Chunkモードのコンテンツデータを受信する．

fp がNULLでなければ，受信データ（コンテンツ）はファイルにも保存される．

Parameters

	sofd	接続相手へのソケット
[in,out]	buf	全コンテンツを保存する変数．最初に，recv_https_header()で受信したコンテンツ部分を入れて置く．
	tm	タイムアウト秒数．
	fp	受信したコンテンツを保存するファイルディスクリプタ．NULLなら保存しない．
[out]	state	サーバとの接続状態．接続中なら TRUE．切断した場合は FALSE．NULLを指定しても良い．

Return values

0以上	全コンテンツのサイズ(Byte)．recv_https_header()で受信したコンテンツ部分を含む．
0未満	エラー

Definition at line 410 of file http_tool.cpp.

{
    int cc, sz, i;
    int chnksz, hdsz, tlsz;
    if (state!=NULL) *state = TRUE;
 
    Buffer tmp = make_Buffer(RECVBUFSZ);
 
    sz = buf->vldsz;
    if (sz<=0) {    // chunk のサイズを含んだデータを読み込む
        cc = tcp_recv_Buffer_wait(sofd, &tmp, tm);
        if (cc<=0) {
            if (state!=NULL) *state = FALSE;
            free_Buffer(&tmp);
            return cc;
        }
    }
    else {          // 既にコンテンツがある場合は tmpへ移動
        cat_Buffer(buf, &tmp);
        clear_Buffer(buf);
    }
 
    //
    chnksz = sz = get_chunked_size((char*)tmp.buf, &hdsz, &tlsz);
 
    while (chnksz>0) {
        //
        if (chnksz+hdsz+tlsz > tmp.vldsz) {
            cc = recv_http_chunked_remain(sofd, &tmp, chnksz+hdsz+tlsz, tm);
            if (cc<=0) {
                sz = cc;
                break;
            }
        }
    
        Buffer cat = tmp;
        cat.buf = tmp.buf + hdsz;
        cat.vldsz = chnksz;
        cat_Buffer(&cat, buf);
        //tmp.buf[tmp.vldsz] = '\0';
 
        // 次の chunk用にデータをつめる
        for (i=0; i<tmp.vldsz-chnksz-hdsz-tlsz; i++) {
            tmp.buf[i] = tmp.buf[chnksz + hdsz + tlsz + i];
        }
        tmp.vldsz = tmp.vldsz - chnksz - hdsz - tlsz;
        //tmp.buf[tmp.vldsz] = '\0';
 
        if (tmp.vldsz==0) {
            cc = tcp_recv_Buffer_wait(sofd, &tmp, tm);
            if (cc<=0) {
                sz = cc;
                break;
            }
        }
        chnksz = get_chunked_size((char*)tmp.buf, &hdsz, &tlsz);
        sz += chnksz;
    }
 
    if (fp!=NULL) fwrite(buf->buf, buf->vldsz, 1, fp);
 
    free_Buffer(&tmp);
    return sz;
}

References Buffer::buf, cat_Buffer(), clear_Buffer(), FALSE, free_Buffer(), get_chunked_size(), make_Buffer(), recv_http_chunked_remain(), RECVBUFSZ, tcp_recv_Buffer_wait(), TRUE, and Buffer::vldsz.

Referenced by recv_http_Buffer(), and recv_http_file().

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◆ recv_http_chunked_remain()

int recv_http_chunked_remain	(	int	sofd,
		Buffer *	buf,
		int	chnksz,
		int	tm )

int recv_http_chunked_remain(int sofd, Buffer* buf, int chnksz, int tm)

chunk の残りのデータを読み込む．次の chunkのデータも読み込まれる可能性がある．

Parameters

	sofd	接続相手へのソケット
[in,out]	buf	残りのコンテンツを保存する変数．最初に，recv_http_header()で受信したコンテンツ部分を入れて置く．
	chnksz	最低限読み込むべきサイズ．chunkのサイズ
	tm	タイムアウト秒数．

Return values

1以上	読み込んだコンテンツのサイズ(Byte)．recv_http_header()で受信したコンテンツ部分を含む．
0以下	エラー

Definition at line 489 of file http_tool.cpp.

{
    int cc = 0;
    int sz = buf->vldsz;
    if (chnksz<=sz) return 0;
 
    Buffer rcv = make_Buffer(RECVBUFSZ);
 
    while (chnksz>sz) {
        //memset(rcv.buf, 0, cc);
        cc = tcp_recv_Buffer_wait(sofd, &rcv, tm);
        if (cc<=0) {
            sz = cc;
            break;
        }
        cat_Buffer(&rcv, buf);
        sz += cc;
    }
 
    free_Buffer(&rcv);
    return sz;
}

References cat_Buffer(), free_Buffer(), make_Buffer(), RECVBUFSZ, tcp_recv_Buffer_wait(), and Buffer::vldsz.

Referenced by recv_http_chunked().

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◆ recv_http_closed()

int recv_http_closed	(	int	sofd,
		Buffer *	buf,
		int	tm,
		FILE *	fp )

int recv_http_closed(int sofd, Buffer* buf, int tm, FILE* fp)

HTTPメッセージで recv_http_header() で受信したヘッダに引き続いて，長さ不明のコンテンツデータを受信する．この命令で残りの全てのヘッダを読み込む．

fp がNULLでなければ，受信データ（コンテンツ）はファイルにも保存される．

Parameters

	sofd	接続相手へのソケット
[in,out]	buf	全コンテンツを保存する変数．最初に，recv_https_header()で受信したコンテンツ部分を入れて置く．
	tm	タイムアウト秒数．
	fp	受信したコンテンツを保存するファイルディスクリプタ．NULLなら保存しない．

Return values

0以上	全コンテンツのサイズ(Byte)．recv_https_header()で受信したコンテンツ部分を含む．
0未満	エラー

Definition at line 529 of file http_tool.cpp.

{
    int cc, sz, tout;
    Buffer rcv;
 
    sz = buf->vldsz;
 
    rcv = make_Buffer(RECVBUFSZ);
    while ((tout=recv_wait(sofd, tm))){
        cc = tcp_recv_Buffer(sofd, &rcv);
        if (cc>0) {
            if (fp!=NULL) fwrite(rcv.buf, cc, 1, fp);
            cat_Buffer(&rcv, buf);
            sz += cc;
        }
        else {
            break;
        }
        //memset(rcv.buf, 0, cc);
    }
    free_Buffer(&rcv);
 
    if (!tout) return JBXL_NET_RECV_TIMEOUT;
 
    return sz;
}

References Buffer::buf, cat_Buffer(), free_Buffer(), JBXL_NET_RECV_TIMEOUT, make_Buffer(), recv_wait(), RECVBUFSZ, tcp_recv_Buffer(), and Buffer::vldsz.

Referenced by recv_http_Buffer(), and recv_http_file().

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◆ recv_http_content()

int recv_http_content	(	int	sofd,
		Buffer *	buf,
		int	len,
		int	tm,
		FILE *	fp,
		int *	state )

int recv_http_content(int sofd, Buffer* buf, int len, int tm, FILE* fp, int* state)

HTTPメッセージで recv_http_header() で受信したヘッダに引き続いて，コンテンツを受信する．

fp がNULLでなければ，受信データ（コンテンツ）はファイルにも保存される．

Parameters

	sofd	接続相手へのソケット
[in,out]	buf	全コンテンツを保存する変数．最初に，recv_https_header()で受信したコンテンツ部分を入れて置く．
	len	受信したヘッダの "Content-Length" の値．受信データのサイズのチェックに使用する．
	tm	タイムアウト秒数．
	fp	受信したコンテンツを保存するファイルディスクリプタ．NULLなら保存しない．
[out]	state	サーバとの接続状態．接続中なら TRUE．切断した場合は FALSE．NULLを指定しても良い．

Return values

0以上	全コンテンツのサイズ(Byte)．recv_https_header()で受信したコンテンツ部分を含む．
0未満	エラー

Definition at line 361 of file http_tool.cpp.

{
    int cc, sz;
    Buffer rcv;
 
    if (state!=NULL) *state = TRUE;
 
    sz = buf->vldsz;
    if (sz>0 && fp!=NULL) fwrite(buf->buf, sz, 1, fp);
 
    // コンテンツの残りを受信
    rcv = make_Buffer(RECVBUFSZ);
    while(sz<len) {
        //
        cc = tcp_recv_Buffer_wait(sofd, &rcv, tm);
        if (cc>0) {
            if (fp!=NULL) fwrite(rcv.buf, cc, 1, fp);
            cat_Buffer(&rcv, buf);
            sz += cc;
        }
        else {
            if (state!=NULL) *state = FALSE;
            sz = cc;
            break;
        }
        //memset(rcv.buf, 0, cc);
    }
    free_Buffer(&rcv);
 
    return sz;
}

References Buffer::buf, cat_Buffer(), FALSE, free_Buffer(), make_Buffer(), RECVBUFSZ, tcp_recv_Buffer_wait(), TRUE, and Buffer::vldsz.

Referenced by recv_http_Buffer(), recv_http_file(), and simple_web_proxy().

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◆ recv_http_file()

int recv_http_file	(	int	sofd,
		tList **	pl,
		const char *	fname,
		const char *	wdir,
		int	tsecond,
		int *	hdonly,
		int *	state )

int recv_http_file(int sofd, tList** pl, const char* fname, const char* wdir, int tsecond, int* hdonly, int* state)

HTTPメッセージを受信して，コンテンツをファイルに保存する．Encodingが gzipの場合は展開する．

Parameters

	sofd	接続相手へのソケット
[out]	*pl	受信したヘッダが格納されるリストへのポインタ．
	fname	保存するファイル名
	wdir	作業用ディレクトリを指定．NULLの場合は /tmp になる．
	tsecond	最初の受信までのタイムアウト(s)
[out]	hdonly	データがヘッダのみの場合は TRUE, コンテンツもある場合は FALSE．NULLを指定しても良い．
[out]	state	サーバとの接続状態．接続中なら TRUE．切断した場合は FALSE．NULLを指定しても良い．

Return values

1以上	受信したファイルのサイズ(Byte)（ヘッダを含む）
0	正常切断
JBXL_NET_RECV_ERROR	受信エラー
JBXL_NET_RECV_TIMEOUT	タイムアウトした．

Definition at line 667 of file http_tool.cpp.

{
    int    cc=0, hs, len;
    Buffer buf, cnt;
    FILE*  fp = NULL;
    const char tmpd[] = "/tmp";
    int   connect;
 
    if (hdonly!=NULL) *hdonly = FALSE;
 
    // ヘッダの受信
    hs = recv_http_header(sofd, pl, &len, tsecond, NULL, &connect);
    if (state!=NULL) *state = connect;
    if (hs<=0)  return hs;                                          // エラー
    if (len==0 || len==HTTP_HEADER_UNKNOWN_LEN) {                   // ヘッダのみ
        if (hdonly!=NULL) *hdonly = TRUE;
        return hs;
    }
 
    // ヘッダ中に紛れ込んだコンテンツの取り出し
    buf = make_Buffer(RECVBUFSZ);
    cnt = search_protocol_header(*pl, (char*)HDLIST_CONTENTS_KEY, 1);
    if (cnt.buf!=NULL) {
        /*DEBUG_MODE {
            if (len==HTTP_HEADER_CHUNKED) {
                char* line = get_line((char*)cnt.buf, 1);
                int chnksz = hexstr2i(line);
                PRINT_MESG("RECV_HTTP_FILE: INFO: Chunk Size in Header = %d\n", chnksz);
                freeNull(line);
            }
        }*/
        cc = cnt.vldsz;
        hs = hs - cc;
        copy_Buffer(&cnt, &buf);
        free_Buffer(&cnt);
    }
 
    // コンテンツの受信
    if (connect) {
        if (len>0) {
            cc = recv_http_content(sofd, &buf, len, tsecond, NULL, &connect);
        }
        else if (len==HTTP_HEADER_CHUNKED) {
            cc = recv_http_chunked(sofd, &buf, tsecond, NULL, &connect);
        }
        else {  //if (len==HTTP_HEADER_CLOSED_SESSION) {
            cc = recv_http_closed(sofd, &buf, tsecond, NULL);
            connect = FALSE;
        }
    }
 
    if (cc>0) {
        // コンテンツをファイルへ保存
        if (fname!=NULL) fp = fopen(fname, "wb");
        if (fp!=NULL) {
            fwrite(buf.buf, buf.vldsz, 1, fp);
            fclose(fp);
        }
        free_Buffer(&buf);
 
        //
        if (fname!=NULL) {
            buf = search_protocol_header(*pl, (char*)"Content-Encoding", 1);
 
            // Encoding 処理
            if (buf.buf!=NULL) {
                // gzip or deflate
                if (!strncasecmp((const char*)buf.buf, "gzip",    4) ||
                    !strncasecmp((const char*)buf.buf, "deflate", 7)) {
                    #ifdef DISABLE_ZLIB 
                        DEBUG_MODE PRINT_MESG("RECV_HTTP_FILE: WARNING: Content-Encoding is [%s]. But zlib is not installed!!\n", buf.buf);
                    #else
                        if (wdir==NULL) wdir = tmpd;
                        cc = gz_decode_file_replace(fname, wdir);
                        delete_protocol_header(pl, (char*)"Content-Encoding", 0);
 
                        // for chunked
                        if (is_http_header_field(*pl, (char*)"Transfer-Encoding", (char*)"chunked", 1)) {
                            delete_protocol_header(pl, (char*)"Transfer-Encoding", 0);
                            char* str = itostr_ts(cc);
                            add_protocol_header(*pl, (char*)"Content-Length", str);
                            freeNull(str);
                        }
                    #endif
                }
 
                else {
                    DEBUG_MODE PRINT_MESG("RECV_HTTP_FILE: WARNING: unknown Content-Encoding [%s]\n", buf.buf);
                }
 
                free_Buffer(&buf);
            }
 
            // No Encofing
            else {
                // for chunked
                if (is_http_header_field(*pl, (char*)"Transfer-Encoding", (char*)"chunked", 1)) {
                    delete_protocol_header(pl, (char*)"Transfer-Encoding", 0);
                    char* str = itostr_ts(cc);
                    add_protocol_header(*pl, (char*)"Content-Length", str);
                    freeNull(str);
                }
            }
        }
        cc = cc + hs;
    }
 
    if (state!=NULL) *state = connect;
    return cc;
}

References add_protocol_header, Buffer::buf, copy_Buffer(), DEBUG_MODE, delete_protocol_header, FALSE, free_Buffer(), gz_decode_file_replace(), HDLIST_CONTENTS_KEY, HTTP_HEADER_CHUNKED, HTTP_HEADER_UNKNOWN_LEN, is_http_header_field(), itostr_ts(), make_Buffer(), PRINT_MESG, recv_http_chunked(), recv_http_closed(), recv_http_content(), recv_http_header(), RECVBUFSZ, search_protocol_header(), strncasecmp, TRUE, and Buffer::vldsz.

Referenced by save_http_xml().

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◆ recv_http_header()

int recv_http_header	(	int	sofd,
		tList **	pl,
		int *	len,
		int	tm,
		FILE *	fp,
		int *	state )

int recv_http_header(int sofd, tList** pl, int* len, int tm, FILE* fp, int* state)

HTTP通信のヘッダ部分を受信して，リストに格納する．
NULLでない fp が指定された場合，受信した全てのデータをファイルに保存する．受信したデータが HTTPでない場合は，*pl の HDLIST_CONTENTS_KEY の値として受信データを格納する．

Parameters

	sofd	接続相手へのソケット
[out]	*pl	ヘッダ情報が格納されるリストへのポインタ．NULLなら格納しない． (*pl)->ldat.id に HTTPデータのコマンド種別が入る．(HTTP_GET_METHOD など)
[out]	len	ヘッダ中の "Content-Length" の値（正の値）. "Content-Length" が存在しなければ HTTP_HEADER_UNKNOWN_LEN (0未満)．チャンク形式なら HTTP_HEADER_CHUNKED (0未満)．引き続く1回のセッション内でボディを転送するのなら，HTTP_HEADER_CLOSED_SESSION (0未満)．受信データが HTTP でないなら HTTP_HEADER_NOT_HTTP (0未満)．
	tm	タイムアウト秒数．
	fp	受信した全てのデータを保存するためのファイルポインタ．NULLの場合は保存しない．
[out]	state	サーバとの接続状態．接続中なら TRUE．切断した場合は FALSE．NULLを指定しても良い．

Return values

0以上	受信した全バイト数
0	正常切断
JBXL_NET_RECV_ERROR	受信エラー
JBXL_ARGS_ERROR	無効な sofdを指定したまたは len にNULL を指定した

Definition at line 240 of file http_tool.cpp.

{
    int  cc, sz, com;
    Buffer mbuf;
    tList* lp;
    int  connect = TRUE;
 
    if (sofd<=0)   return JBXL_ARGS_ERROR;
    if (len==NULL) return JBXL_ARGS_ERROR;
    *len = HTTP_HEADER_UNKNOWN_LEN;
 
    mbuf = make_Buffer(RECVBUFSZ);
 
    sz  = 0;
    lp  = NULL;
    *pl = NULL;
 
    cc  = tcp_recv_Buffer_wait(sofd, &mbuf, tm);
    com = get_http_method((char*)mbuf.buf);
 
    if (com>HTTP_UNKNOWN_METHOD) {
        Loop {
            if (cc>0) {
                if (fp!=NULL) fwrite(mbuf.buf, cc, 1, fp);
                lp = get_protocol_header_list_seq(lp, mbuf, ':', TRUE, TRUE);
                sz += cc;
                /*
                if (sz==cc) {       // is HTTP ?
                    tList* ll = find_tList_top(lp);
                    if (get_http_header_method(ll)==HTTP_UNKNOWN_METHOD) {
                        connect = HTTP_HEADER_NOT_HTTP;
                        *pl = ll;
                        break;
                    }
                }*/
            }   
            else {
                connect = FALSE;
                break;
            }
            //
            *pl = find_tList_top(lp);
            if (strncasecmp_tList(*pl, (char*)HDLIST_END_KEY, 0, 1)!=NULL) break;
            //
            cc  = tcp_recv_Buffer_wait(sofd, &mbuf, tm);
        }
    }
    else {
        if (mbuf.vldsz>0) {
            Buffer key = make_Buffer_str(HDLIST_CONTENTS_KEY);
            *pl = add_tList_node_Buffer(NULL, key, mbuf);
            free_Buffer(&key);
        }
        *len = HTTP_HEADER_NOT_HTTP;
        connect = FALSE;
    }
 
    free_Buffer(&mbuf);
    if (*pl!=NULL) (*pl)->ldat.id = com;
    if (state!=NULL) *state = connect;
    //
    if (sz==0 && cc==0) return 0;      // 正常切断
    if (sz==0 && cc<0)  return JBXL_NET_RECV_ERROR;
    if (*pl==NULL)      return JBXL_NET_RECV_ERROR;
    if (*len==HTTP_HEADER_NOT_HTTP) return cc;
 
    // コンテンツの長さを得る．
    /*
    Buffer hbuf = search_protocol_header(*pl, (char*)HDLIST_FIRST_LINE_KEY, 1);
    if (hbuf.buf!=NULL) {
        if (!strncasecmp((char*)hbuf.buf, "GET ", 4)) {
            *len = 0;
        }
        free_Buffer(&hbuf);
    }*/
 
    if (com==HTTP_GET_METHOD) *len = 0;
 
    if (*len==HTTP_HEADER_UNKNOWN_LEN) {
        if (is_http_header_field(*pl, (char*)"Transfer-Encoding", (char*)"chunked", 1)) {
            *len = HTTP_HEADER_CHUNKED;
        }
    }
 
    if (*len==HTTP_HEADER_UNKNOWN_LEN) {
        Buffer hbuf = search_protocol_header(*pl, (char*)"Content-Length", 1);
        if (hbuf.buf!=NULL) {
            *len = atoi((const char*)hbuf.buf);
            free_Buffer(&hbuf);
        }
    }
 
    if (*len==HTTP_HEADER_UNKNOWN_LEN) {
        if (get_http_version_num(*pl)<=1.0 && get_http_status_num(*pl)>=200) {
            if (is_http_header_field(*pl, (char*)"Connection", (char*)"close", 1)) {
                *len = HTTP_HEADER_CLOSED_SESSION;
            }
        }
    }
 
    return sz;
}

References add_tList_node_Buffer, Buffer::buf, FALSE, find_tList_top(), free_Buffer(), get_http_method(), get_http_status_num(), get_http_version_num(), get_protocol_header_list_seq(), HDLIST_CONTENTS_KEY, HDLIST_END_KEY, HTTP_GET_METHOD, HTTP_HEADER_CHUNKED, HTTP_HEADER_CLOSED_SESSION, HTTP_HEADER_NOT_HTTP, HTTP_HEADER_UNKNOWN_LEN, HTTP_UNKNOWN_METHOD, is_http_header_field(), JBXL_ARGS_ERROR, JBXL_NET_RECV_ERROR, Loop, make_Buffer(), make_Buffer_str, RECVBUFSZ, search_protocol_header(), strncasecmp_tList(), tcp_recv_Buffer_wait(), TRUE, and Buffer::vldsz.

Referenced by recv_http_Buffer(), recv_http_file(), simple_web_proxy(), and www2browser_relay().

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◆ save_http_xml()

int save_http_xml	(	int	cofd,
		tList **	pl,
		tXML **	xml,
		char **	recvfn,
		const char *	wdir,
		int	timeout,
		int *	state )

int save_http_xml(int cofd, tList** pl, tXML** xml, char** recvfn, const char* wdir, int timeout, int* state)

受信した XML通信データをファイルに保存

Parameters

	cofd	接続相手へのソケット
[out]	*pl	受信したヘッダが格納されるリストへのポインタ．
[out]	*xml	パースされたデータが格納されるXML構造体へのポインタ
[out]	*recvfn	保存するファイル名
	wdir	作業用ディレクトリを指定する．NULLの場合は /tmp になる．
	timeout	最初の受信までのタイムアウト(s)
[out]	state	サーバとの接続状態．接続中なら TRUE．切断した場合は FALSE．NULLを指定しても良い．

Return values

1以上	受信したファイルのサイズ(Byte)（ヘッダを含む）
0	正常切断
JBXL_NET_RECV_ERROR	受信エラー
JBXL_NET_RECV_TIMEOUT	タイムアウトした．

Definition at line 797 of file http_tool.cpp.

{
    int header;
 
    if (pl==NULL || recvfn==NULL) return 0;
 
    *pl = NULL;
    if (xml!=NULL) *xml = NULL;
    *recvfn = temp_filename(wdir, WORK_FILENAME_LEN);
   
    int cc = recv_http_file(cofd, pl, *recvfn, wdir, timeout, &header, state);
    if (cc<=0 || *pl==NULL) {
        free(*recvfn);
        *recvfn = NULL;
        if (cc==0) return 0;
        return JBXL_NET_RECV_ERROR;
    }
 
    if (header) {
        free(*recvfn);
        *recvfn = NULL;
    }
    else {
        if (xml!=NULL && *pl!=NULL && *recvfn!=NULL && cc>0) {
            Buffer buf = search_protocol_header(*pl, (char*)"Content-Type", 1);
            *xml = xml_parse_file(*recvfn);
            if (*xml!=NULL && (*xml)->state<0) del_all_xml(xml);
            free_Buffer(&buf);
        }
    }
      
    return  cc;
}

References del_all_xml, free_Buffer(), JBXL_NET_RECV_ERROR, recv_http_file(), search_protocol_header(), temp_filename(), WORK_FILENAME_LEN, and xml_parse_file().

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◆ send_http_Buffer()

int send_http_Buffer	(	int	sofd,
		tList *	pl,
		Buffer *	buf )

int send_http_Buffer(int sofd, tList* pl, Buffer* buf)

ヘッダとバッファの内容を HTTP通信で送信する．

Parameters

sofd	接続相手へのソケット
pl	ファイルに先立って送信されるヘッダが格納されるリストへのポインタ．
buf	送信するコンテンツが格納された Buffer変数へのポインタ．

Return values

0以上	送信したデータの全サイズ(Byte)
JBXL_ARGS_ERROR	リストへのポインタが NULL

Definition at line 116 of file http_tool.cpp.

{
    int sz;
    Buffer snd;
/*
    int nobody = FALSE;
 
    if (pl==NULL) return JBXL_ARGS_ERROR;
    if (buf==NULL || buf->vldsz<0 || buf->buf==NULL) nobody = TRUE;
 
    if (!nobody) {
        // Content-Length の書き換え
        tList* pp = pl;
        while(pp!=NULL) {
            if (!strcasecmp((const char*)(pp->ldat.key.buf), "Content-Length")) {
                copy_i2Buffer(buf->vldsz, &(pp->ldat.val));
                break;
            }
            pp = pp->next;
        }
    }
 
    snd = restore_protocol_header(pl, (char*)": ", OFF, NULL);
    if (!nobody) cat_Buffer(buf, &snd);
*/
 
    snd = rebuild_http_Buffer(pl, buf);
    sz  = tcp_send_Buffer(sofd, &snd);
    free_Buffer(&snd);
 
    return sz;
}

References free_Buffer(), rebuild_http_Buffer(), and tcp_send_Buffer().

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◆ send_http_file()

int send_http_file	(	int	sofd,
		tList *	pl,
		const char *	fname )

int send_http_file(int sofd, tList* pp, const char* fname)

ヘッダとファイルの内容を HTTP通信で送信する．

Parameters

sofd	接続相手へのソケット
pl	ファイルに先立って送信されるヘッダが格納されるリストへのポインタ．
fname	送信するファイル名．ヘッダのみ送る場合は NULL

Return values

0以上	送信したデータの全サイズ(Byte)
JBXL_ARGS_ERROR	リストへのポインタが NULL
JBXL_MALLOC_ERROR	メモリ確保エラー

Definition at line 163 of file http_tool.cpp.

{
    int   sz = 0;
    FILE* fp = NULL;
    char  num[20];
    tList* pp;
    unsigned char* html;
    Buffer  buf;
 
    size_t rs;
    UNUSED(rs);
 
    if (pl==NULL) return JBXL_ARGS_ERROR;
    if (fname!=NULL) sz = file_size((char*)fname);
    if (sz<=0) sz = 0;
    snprintf(num, 18, "%d", sz);
 
    // Content-Length の書き換え
    pp = pl;
    while(pp!=NULL) {
        if (!strcasecmp((const char*)(pp->ldat.key.buf), "Content-Length")) {
            copy_s2Buffer(num, &(pp->ldat.val));
            break;
        }
        pp = pp->next;
    }
 
    buf = restore_protocol_header(pl, (char*)": ", OFF, NULL);
 
    if (fname!=NULL && sz!=0) fp = fopen(fname, "rb");
    if (fp!=NULL) {
        html = (unsigned char*)malloc(sz+1);
        if (html==NULL) {
            fclose(fp);
            free_Buffer(&buf);
            return JBXL_MALLOC_ERROR;
        }
 
        memset(html, 0, sz+1);
        rs = fread(html, sz, 1, fp); 
        fclose(fp);
 
        cat_b2Buffer(html, &buf, sz);
        free(html);
    }
 
    sz = tcp_send_Buffer(sofd, &buf);
    free_Buffer(&buf);
 
    return sz;
}

References cat_b2Buffer(), copy_s2Buffer, file_size(), free_Buffer(), JBXL_ARGS_ERROR, JBXL_MALLOC_ERROR, OFF, restore_protocol_header(), snprintf, strcasecmp, tcp_send_Buffer(), and UNUSED.

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◆ send_http_header()

int send_http_header	(	int	sofd,
		tList *	pp,
		int	mode )

int send_http_header(int sofd, tList* pp, int mode)

ヘッダリストの内容を HTTP通信で送信する．ヘッダ中の Content-Length の値は操作しない．

Parameters

sofd	接続相手へのソケット
pp	送信するヘッダが格納されるリストへのポインタ．
mode	ON: ヘッダリスト内にコンテンツの一部があればそれも送信する．
mode	OFF: ヘッダリスト内にコンテンツの一部があっても送信しない．

Return values

0以上	mode==OFF: 送信した全データバイト数． mode==ON : 送信したコンテンツのバイト数．
0未満	エラー
JBXL_ARGS_ERROR	リストへのポインタが NULL

tList* http_header = NULL;
tList* http_length = NULL;
tList* http_data   = NULL;
tList* pp = NULL;
 
pp = http_header = add_tList_node_bystr(pp, 0, 0, HDLIST_FIRST_LINE_KEY, "POST /test.php HTTP/1.1", NULL, 0);
pp               = add_tList_node_bystr(pp, 0, 0, "Content-Type", "application/x-www-form-urlencoded", NULL, 0);
pp               = add_tList_node_bystr(pp, 0, 0, "Connection", "close",  NULL, 0);
pp = http_length = add_tList_node_bystr(pp, 0, 0, "Content-Length", "", NULL, 0);
pp               = add_tList_node_bystr(pp, 0, 0, HDLIST_END_KEY, "",  NULL, 0);
pp = http_data   = add_tList_node_bystr(pp, 0, 0, HDLIST_CONTENTS_KEY,  "", NULL, 0);
 
copy_i2Buffer((int)buf.vldsz, &(http_length->ldat.val));
copy_Buffer(&buf, &(http_data->ldat.val));
send_http_header(sock, http_header, ON);

Definition at line 56 of file http_tool.cpp.

{
    int    hs=0, sz=0;
    Buffer buf;
 
    if (pp==NULL) return JBXL_ARGS_ERROR;
 
    buf = restore_protocol_header(pp, (char*)": ", mode, &hs);
    if (buf.vldsz>0) {
        sz  = tcp_send_Buffer(sofd, &buf);
        if (mode==ON) sz = sz - hs;
    }
 
    free_Buffer(&buf);
    return sz;
}

References free_Buffer(), JBXL_ARGS_ERROR, ON, restore_protocol_header(), tcp_send_Buffer(), and Buffer::vldsz.

Referenced by simple_web_proxy(), and www2browser_relay().

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◆ send_http_passwd_req()

void send_http_passwd_req ( int sock )

Definition at line 1506 of file http_tool.cpp.

{
    tcp_send(sofd, (char*)"HTTP/1.1 401 Authorization Required\r\n", 0);
    tcp_send(sofd, (char*)"WWW-Authenticate: Basic realm=\"TTS\"\r\n", 0);
    tcp_send(sofd, (char*)"Pragma: no-cache\r\n", 0);
    tcp_send(sofd, (char*)"Cache-Control: no-cache\r\n", 0);
    tcp_send(sofd, (char*)"Connection: Close\r\n", 0);
    tcp_send(sofd, (char*)"Content-Length: 0\r\n", 0);
    tcp_send(sofd, (char*)"Content-Type: text/html\r\n\r\n", 0);
    
    return;
}

References tcp_send().

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◆ send_http_res_file()

int send_http_res_file	(	int	sock,
		char *	fn,
		int	mode )

Definition at line 1457 of file http_tool.cpp.

{
    int   sz;
    FILE* fp;
    char  buf[LBUF];
    char* html;
    size_t rs;
    UNUSED(rs);
 
    sz = file_size(fname);
    if (sz<=0) {
        sz = 0;
        mode = HTTP_CONNECTION_CLOSE;
    }
 
    tcp_send(sofd, (char*)"HTTP/1.1 200 OK\r\n", 0);
    tcp_send(sofd, (char*)"Accept-Ranges: bytes\r\n", 0);
    tcp_send(sofd, (char*)"Pragma: no-cache\r\n", 0);
    tcp_send(sofd, (char*)"Cache-Control: no-cache\r\n", 0);
    memset(buf, 0, LBUF);
    snprintf(buf, LBUF-2, "Content-Length: %d\r\n", sz);
    tcp_send(sofd, buf, 0);
    if (mode==HTTP_CONNECTION_CLOSE) tcp_send(sofd, (char*)"Connection: Close\r\n", 0);
    else {
        tcp_send(sofd, (char*)"Keep-Alive: timeout=1800, max=100\r\n", 0);
        tcp_send(sofd, (char*)"Connection: Keep-Alive\r\n", 0);
    }
    tcp_send(sofd, (char*)"\r\n", 0);
 
    if (sz!=0) fp = fopen(fname, "rb");
    else       fp = NULL;
    if (fp==NULL) return JBXL_FILE_OPEN_ERROR;
 
    html = (char*)malloc(sz);
    if (html==NULL) {
        fclose(fp);
        return JBXL_MALLOC_ERROR;
    }
    memset(html, 0, sz);
 
    rs = fread(html, sz, 1, fp); 
    tcp_send(sofd, html, sz);
    fclose(fp);
 
    free(html);
    return sz;
}

References file_size(), HTTP_CONNECTION_CLOSE, JBXL_FILE_OPEN_ERROR, JBXL_MALLOC_ERROR, LBUF, snprintf, tcp_send(), and UNUSED.

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◆ set_http_host_header()

void set_http_host_header	(	tList *	pl,
		char *	hname,
		unsigned short	hport )

void set_http_host_header(tList* pl, const char* hname, unsigned short hport)

HTTPのヘッダ(pl)の Hostを hname:hport に書き換える． Hostヘッダが無い場合は，最後に追加．

Definition at line 917 of file http_tool.cpp.

{
    Buffer buf;
    char   num[LEN_INT];
    
    if (pl==NULL) return;
 
    buf = make_Buffer(LBUF);
    snprintf(num, LEN_INT-1, "%d", hport);
    copy_s2Buffer(hname, &buf);
    cat_s2Buffer (":",   &buf);
    cat_s2Buffer (num,   &buf);
 
    set_protocol_header(pl, (char*)"Host", (char*)buf.buf, 1, ON);
 
    free_Buffer(&buf);
    return;
}

References Buffer::buf, cat_s2Buffer, copy_s2Buffer, free_Buffer(), LBUF, LEN_INT, make_Buffer(), ON, set_protocol_header(), and snprintf.

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◆ simple_web_proxy()

void simple_web_proxy	(	int	bofd,
		char *	myip,
		int	tmout )

void simple_web_proxy(int bofd, char* myip, int tmout)

簡易WEBプロキシ．WWW通信をリレーする．

全てのHTTPプロトコルをサポートしている訳ではない．接続はできる限りの範囲でしか維持しない．

Parameters

bofd	ブラウザとの通信ソケット
myip	自分のIPアドレス．
tmout	タイムアウト(sec)

Attention: 呼び出し側でソケット bofdをクローズすること．これを使用する特別の理由が無い限りは「ヤリイカ」などを使用してください．

Definition at line 1044 of file http_tool.cpp.

{
    int    wofd = 0;
    int    len, nd, cc, state;
    int    btm, wtm, keep;
    char*  ipa;
    tList* pl;
 
    unsigned short sport = 0;
    Buffer  server, com;
 
    fd_set  mask;
    struct timeval timeout;
 
    //DEBUG_MODE PRINT_MESG("[%d] SIMPLE_WEB_PROXY: Start Simple WEB Proxy.\n", (int)getpid());
 
    //init_rand();
    if (tmout<0) tmout = HTTP_PROXY_TIMEOUT;
    btm = wtm = tmout;
    keep = TRUE;
 
    do {
        timeout.tv_sec  = btm*10;
        timeout.tv_usec = 0;
        FD_ZERO(&mask); 
        FD_SET(bofd, &mask);
        nd = select(bofd+1, &mask, NULL, NULL, &timeout);
    } while (nd<0);
 
    while (FD_ISSET(bofd, &mask) && keep) {
        cc = recv_http_header(bofd, &pl, &len, tmout, NULL, &state);
        if (cc<=0) break;
        if (pl==NULL) break;
 
        /*
        DEBUG_MODE {
            PRINT_MESG("[%d] --- Web Proxy Request ---\n", getpid());
            print_tList(stderr, pl);
            PRINT_MESG("\n");
        }*/
 
        com = http_proxy_header_analyze(pl, &server, &sport, &btm, &keep);
        if (btm==0) btm = tmout;
        else        btm = Min(btm, 60);
 
        wofd = 0;
        if (server.buf!=NULL && sport!=0) {
            ipa = get_ipaddr_byname((char*)server.buf, AF_INET);
            if (ipa!=NULL && !strcmp(ipa, myip)) {
                free_Buffer(&server);
                server = make_Buffer_bystr("127.0.0.1");
            }
            freeNull(ipa);
 
            wofd = tcp_client_socket((char*)server.buf, sport);
            free_Buffer(&server);
        }
 
        if (wofd<=0) {
            free_Buffer(&com);
            del_tList(&pl);
            break;
        }
 
        // for HTTPS
        if (com.buf!=NULL && !strcasecmp((char*)com.buf, "CONNECT")) {
            cc = tcp_send(bofd, (char*)"HTTP/1.1 200 Connection established.\r\nProxy-Connection: close\r\n\r\n", 0);
            cc = tcp_relay(bofd, wofd, 5);
 
            del_tList(&pl);
            free_Buffer(&com);
            break;
        }
        free_Buffer(&com);
 
        cc = send_http_header(wofd, pl, ON);
        if (cc<len && state) {
            Buffer buf = make_Buffer(RECVBUFSZ);
            cc = recv_http_content(bofd, &buf, len-cc, wtm, NULL, &state);
            if (cc<=0) {
                del_tList(&pl);
                break;
            }
 
            tcp_send_Buffer(wofd, &buf);
            free_Buffer(&buf);
        }
        del_tList(&pl);
 
        cc = www2browser_relay(bofd, wofd, btm, wtm, keep);
        if (cc<=0) break;
 
        do {
            timeout.tv_sec  = btm;
            timeout.tv_usec = 0;
            FD_ZERO(&mask); 
            FD_SET(bofd, &mask);
            nd = select(bofd+1, &mask, NULL, NULL, &timeout);
        } while (nd<0);
    }
 
    socket_close(wofd);
 
    return;
}

References Buffer::buf, del_tList(), free_Buffer(), get_ipaddr_byname(), http_proxy_header_analyze(), HTTP_PROXY_TIMEOUT, make_Buffer(), make_Buffer_bystr, Min, ON, recv_http_content(), recv_http_header(), RECVBUFSZ, send_http_header(), socket_close(), strcasecmp, tcp_client_socket, tcp_relay(), tcp_send(), tcp_send_Buffer(), TRUE, and www2browser_relay().

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◆ tcp_relay()

int tcp_relay	(	int	sofd,
		int	cofd,
		int	tm )

int tcp_relay(int sofd, int cofd, int tm)

TCP通信をリレーする．

Parameters

sofd	クライアント側ソケット
cofd	サーバ側ソケット
tm	タイムアウト時間（sec）

Return values

0以上	転送したバイト数
0未満	エラー
JBXL_NET_RECV_TIMEOUT	タイムアウト

Definition at line 1336 of file http_tool.cpp.

{
    int     num, nd, cx, cc = JBXL_NET_RECV_TIMEOUT;
    Buffer  buf;
    fd_set  mask;
    struct timeval timeout;
 
    buf = make_Buffer(RECVBUFSZ);
    num = Max(sofd, cofd);
 
    do {
        timeout.tv_sec  = tm;
        timeout.tv_usec = 0;
        FD_ZERO(&mask); 
        FD_SET(sofd, &mask);
        FD_SET(cofd, &mask);
        nd = select(num+1, &mask, NULL, NULL, &timeout);
    } while (nd<0);
 
    //while (FD_ISSET(cofd, &mask) || FD_ISSET(sofd, &mask)) {
    while (nd>0 && (FD_ISSET(cofd, &mask) || FD_ISSET(sofd, &mask))) {
 
        if (FD_ISSET(cofd, &mask)) {
            cc = tcp_recv_Buffer(cofd, &buf);
            if (cc>0) {
                cx = tcp_send_Buffer(sofd, &buf);
                if (cx<=0) {
                    cc = cx;
                    break;
                }
            }
            else break;
            //memset(buf.buf, 0, cc);
        }
 
        if (FD_ISSET(sofd, &mask)) {
            cc = tcp_recv_Buffer(sofd, &buf);
            if (cc>0) {
                cx = tcp_send_Buffer(cofd, &buf);
                if (cx<=0) {
                    cc = cx;
                    break;
                }
            }
            else break;
            //memset(buf.buf, 0, cc);
        }
 
        do {
            timeout.tv_sec  = tm;
            timeout.tv_usec = 0;
            FD_ZERO(&mask); 
            FD_SET(sofd, &mask);
            FD_SET(cofd, &mask);
            nd = select(num+1, &mask, NULL, NULL, &timeout);
        } while (nd<0);
    }
 
    free_Buffer(&buf);
 
    if (!FD_ISSET(cofd, &mask) && !FD_ISSET(sofd, &mask)) return JBXL_NET_RECV_TIMEOUT;
    return cc;
}

References free_Buffer(), JBXL_NET_RECV_TIMEOUT, make_Buffer(), Max, RECVBUFSZ, tcp_recv_Buffer(), and tcp_send_Buffer().

Referenced by simple_web_proxy().

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◆ www2browser_relay()

int www2browser_relay	(	int	bofd,
		int	wofd,
		int	btm,
		int	wtm,
		int	keep )

int www2browser_relay(int bofd, int wofd, int btm, int wtm, int keep)

WWW -> Browser の通信をリレーする．

Parameters

bofd	ブラウザ側のソケット
wofd	WWWサーバ側のソケット
btm	ブラウザとのタイムアウト
wtm	WWWサーバとのタイムアウト
keep	TRUE 接続を（可能な限り）維持する
keep	FALSE 接続を維持しない．

Return values

0未満	エラー
JBXL_NET_RECV_TIMEOUT	タイムアウト

Definition at line 1240 of file http_tool.cpp.

{
    int    len, cc, cx, sz, tout, state;
    Buffer buf;
    tList* pl;
    tList* lst;
 
    if (!recv_wait(wofd, wtm*10)) return JBXL_NET_RECV_TIMEOUT;
    cc = recv_http_header(wofd, &pl, &len, wtm, NULL, &state);
    if (cc<=0) {
        if (pl!=NULL) del_tList(&pl);
        return cc;
    }
    if (pl==NULL) return JBXL_NET_RECV_ERROR;
 
    /*
    DEBUG_MODE {
        PRINT_MESG("[%d] --- Web Proxy Response --\n", getpid());
        print_tList(stderr, pl);
        PRINT_MESG("\n");
    }*/
 
    lst = strncasecmp_tList(pl, (char*)HDLIST_END_KEY, 0, 1);
    if (lst!=NULL && lst->prev!=NULL) {
        if (keep) {
            char   pxcn[48];
            snprintf(pxcn, 46, "keep-alive, timeout=%d", btm);
            add_tList_node_str(lst->prev, "Proxy-Connection", pxcn);
        }
        else {
            add_tList_node_str(lst->prev, "Proxy-Connection", "close");
        }
    }
 
    sz = cx = send_http_header(bofd, pl, ON);
    del_tList(&pl);
 
    if (len>0) {
        buf = make_Buffer(RECVBUFSZ);
        while(sz<len) {
            if (!recv_wait(wofd, wtm)) {
                free_Buffer(&buf);
                return JBXL_NET_RECV_TIMEOUT;
            }
            cc = tcp_recv_Buffer(wofd, &buf);
            if (cc>0) {
                sz += cc;
                cx = tcp_send_Buffer(bofd, &buf);
                if (cx<=0) break;
            }
            else break;
        }
 
        free_Buffer(&buf);
        if (cc<=0 || (cc>0&&cx<=0)) return 0;
    }
 
    else if (len==HTTP_HEADER_CHUNKED || len==HTTP_HEADER_CLOSED_SESSION) {
        buf = make_Buffer(RECVBUFSZ);
        while ((tout=recv_wait(wofd, 1))){
            cc = tcp_recv_Buffer(wofd, &buf);
            if (cc>0) {
                sz += cc;
                cx = tcp_send_Buffer(bofd, &buf);
                if (cx<=0) break;
            }
            else break;
        }
 
        free_Buffer(&buf);
        if (!tout) return JBXL_NET_RECV_TIMEOUT;
        return 0;
    }
 
    return sz;
}

References add_tList_node_str, del_tList(), free_Buffer(), HDLIST_END_KEY, HTTP_HEADER_CHUNKED, HTTP_HEADER_CLOSED_SESSION, JBXL_NET_RECV_ERROR, JBXL_NET_RECV_TIMEOUT, make_Buffer(), ON, recv_http_header(), recv_wait(), RECVBUFSZ, send_http_header(), snprintf, strncasecmp_tList(), tcp_recv_Buffer(), and tcp_send_Buffer().

Referenced by simple_web_proxy().

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Macros

Functions

Detailed Description

Macro Definition Documentation

◆ HTTP_CONNECT_METHOD

◆ HTTP_CONNECTION_CLOSE

◆ HTTP_CONNECTION_KEEP

◆ HTTP_COPY_METHOD

◆ HTTP_DELETE_METHOD

◆ HTTP_ERROR_METHOD

◆ HTTP_GET_METHOD

◆ HTTP_HEAD_METHOD

◆ HTTP_HEADER_CHUNKED

◆ HTTP_HEADER_CLOSED_SESSION

◆ HTTP_HEADER_NOT_HTTP

◆ HTTP_HEADER_UNKNOWN_LEN

◆ HTTP_LINK_METHOD

◆ HTTP_LOCK_METHOD

◆ HTTP_MKCOL_METHOD

◆ HTTP_MOVE_METHOD

◆ HTTP_OPTIONS_METHOD

◆ HTTP_PATCH_METHOD

◆ HTTP_POST_METHOD

◆ HTTP_PROPFIND_METHOD

◆ HTTP_PROPPATCH_METHOD

◆ HTTP_PROXY_TIMEOUT

◆ HTTP_PUT_METHOD

◆ HTTP_RESPONSE_METHOD

◆ HTTP_RESPONSE_TIMEOUT

◆ HTTP_TIMEOUT

◆ HTTP_TRACE_METHOD

◆ HTTP_UNKNOWN_METHOD

◆ HTTP_UNLINK_METHOD

◆ HTTP_UNLOCK_METHOD

Function Documentation

◆ dump_http_header()

◆ get_chunked_size()

◆ get_http_header_date()

◆ get_http_header_method()

◆ get_http_method()

◆ get_http_status_num()

◆ get_http_version_num()

◆ http_proxy_header_analyze()

◆ is_http_header_field()

◆ rebuild_http_Buffer()

◆ recv_http_Buffer()

◆ recv_http_chunked()

◆ recv_http_chunked_remain()

◆ recv_http_closed()

◆ recv_http_content()

◆ recv_http_file()

◆ recv_http_header()

◆ save_http_xml()

◆ send_http_Buffer()

◆ send_http_file()

◆ send_http_header()

◆ send_http_passwd_req()

◆ send_http_res_file()

◆ set_http_host_header()

◆ simple_web_proxy()

◆ tcp_relay()

◆ www2browser_relay()