[270] | 1 | /*
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[436] | 2 | * TOPPERS PROJECT Home Network Working Group Software
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[270] | 3 | *
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[436] | 4 | * Copyright (C) 2017-2019 Cores Co., Ltd. Japan
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[270] | 5 | *
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| 6 | * 上記著作権者は,以下の(1)~(4)の条件を満たす場合に限り,本ソフトウェ
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| 7 | * ア(本ソフトウェアを改変したものを含む.以下同じ)を使用・複製・改
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| 8 | * 変・再配布(以下,利用と呼ぶ)することを無償で許諾する.
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| 9 | * (1) 本ソフトウェアをソースコードの形で利用する場合には,上記の著作
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| 10 | * 権表示,この利用条件および下記の無保証規定が,そのままの形でソー
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| 11 | * スコード中に含まれていること.
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| 12 | * (2) 本ソフトウェアを,ライブラリ形式など,他のソフトウェア開発に使
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| 13 | * 用できる形で再配布する場合には,再配布に伴うドキュメント(利用
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| 14 | * 者マニュアルなど)に,上記の著作権表示,この利用条件および下記
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| 15 | * の無保証規定を掲載すること.
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| 16 | * (3) 本ソフトウェアを,機器に組み込むなど,他のソフトウェア開発に使
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| 17 | * 用できない形で再配布する場合には,次のいずれかの条件を満たすこ
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| 18 | * と.
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| 19 | * (a) 再配布に伴うドキュメント(利用者マニュアルなど)に,上記の著
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| 20 | * 作権表示,この利用条件および下記の無保証規定を掲載すること.
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| 21 | * (b) 再配布の形態を,別に定める方法によって,TOPPERSプロジェクトに
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| 22 | * 報告すること.
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| 23 | * (4) 本ソフトウェアの利用により直接的または間接的に生じるいかなる損
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| 24 | * 害からも,上記著作権者およびTOPPERSプロジェクトを免責すること.
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| 25 | * また,本ソフトウェアのユーザまたはエンドユーザからのいかなる理
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| 26 | * 由に基づく請求からも,上記著作権者およびTOPPERSプロジェクトを
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| 27 | * 免責すること.
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| 28 | *
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| 29 | * 本ソフトウェアは,無保証で提供されているものである.上記著作権者お
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| 30 | * よびTOPPERSプロジェクトは,本ソフトウェアに関して,特定の使用目的
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| 31 | * に対する適合性も含めて,いかなる保証も行わない.また,本ソフトウェ
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| 32 | * アの利用により直接的または間接的に生じたいかなる損害に関しても,そ
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| 33 | * の責任を負わない.
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| 34 | *
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| 35 | * @(#) $Id$
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| 36 | */
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| 37 |
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| 38 | #include "httpd.h"
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| 39 | #include <string.h>
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| 40 | #include <stdlib.h>
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[279] | 41 | #include "kernel_cfg.h"
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| 42 | #include "tinet_cfg.h"
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[270] | 43 | #include "syssvc/syslog.h"
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| 44 | #include "http-strings.h"
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[331] | 45 | #include <tinet_defs.h>
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| 46 | #include <tinet_config.h>
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[270] | 47 | #include "netinet/in.h"
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[279] | 48 | #include "netinet/in_var.h"
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[331] | 49 | #include "netinet/in_itron.h"
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[279] | 50 | #include "httpd.h"
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| 51 | #include "httpd-fs.h"
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| 52 | #include "http-strings.h"
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| 53 | #include "base64.h"
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| 54 | #include "sha1.h"
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[331] | 55 | #include "core/ntlibc.h"
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[270] | 56 |
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| 57 | #define TRUE 1
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| 58 | #define FALSE 0
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| 59 |
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[279] | 60 | SYSTIM httpd_time;
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| 61 | struct httpd_state *uploding;
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[436] | 62 | static char command[256];
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[279] | 63 |
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| 64 | /* TCP 送受信ウィンドバッファ */
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[441] | 65 | #ifdef SUPPORT_INET6
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| 66 | uint8_t tcp6_swbuf1[TCP_SWBUF_SIZE];
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| 67 | uint8_t tcp6_rwbuf1[TCP_RWBUF_SIZE];
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| 68 | uint8_t tcp6_swbuf2[TCP_SWBUF_SIZE];
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| 69 | uint8_t tcp6_rwbuf2[TCP_RWBUF_SIZE];
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| 70 | #endif
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| 71 |
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| 72 | #ifdef SUPPORT_INET4
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[279] | 73 | uint8_t tcp_swbuf1[TCP_SWBUF_SIZE];
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| 74 | uint8_t tcp_rwbuf1[TCP_RWBUF_SIZE];
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| 75 | uint8_t tcp_swbuf2[TCP_SWBUF_SIZE];
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| 76 | uint8_t tcp_rwbuf2[TCP_RWBUF_SIZE];
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[441] | 77 | #endif
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[279] | 78 |
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| 79 | #define ISO_nl 0x0a
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| 80 | #define ISO_space 0x20
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| 81 | #define ISO_bang 0x21
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| 82 | #define ISO_percent 0x25
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| 83 | #define ISO_period 0x2e
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| 84 | #define ISO_slash 0x2f
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| 85 | #define ISO_colon 0x3a
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| 86 |
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| 87 | struct httpd_state httpd_state[2] = {
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| 88 | { HTTPD1_TASK, TCP_CEPID1 },
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| 89 | { HTTPD2_TASK, TCP_CEPID2 },
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| 90 | };
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| 91 |
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[270] | 92 | #ifndef _MSC_VER
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[331] | 93 | #define strnlen httpd_strnlen
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[270] | 94 | /* strnlen() is a POSIX.2008 addition. Can't rely on it being available so
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| 95 | * define it ourselves.
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| 96 | */
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| 97 | size_t
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| 98 | strnlen(const char *s, size_t maxlen)
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| 99 | {
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| 100 | const char *p;
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| 101 |
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| 102 | p = memchr(s, '\0', maxlen);
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| 103 | if (p == NULL)
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| 104 | return maxlen;
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| 105 |
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| 106 | return p - s;
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| 107 | }
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| 108 |
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| 109 | void strcpy_s(char *dst, int size, const char *src)
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| 110 | {
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[442] | 111 | int slen = strlen(src);
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[270] | 112 | if (slen >= size)
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| 113 | slen = size - 1;
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| 114 | memcpy(dst, src, slen);
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| 115 | dst[slen] = '\0';
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| 116 | }
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| 117 |
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| 118 | void strcat_s(char *dst, int size, const char *src)
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| 119 | {
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[442] | 120 | int dlen = strlen(dst);
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| 121 | int slen = strlen(src);
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[270] | 122 | if (dlen + slen >= size)
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| 123 | slen = size - 1 - dlen;
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| 124 | memcpy(&dst[dlen], src, slen);
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| 125 | dst[dlen + slen] = '\0';
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| 126 | }
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| 127 | #endif
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| 128 |
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| 129 | int httpd_strnicmp(const char *s1, const char *s2, size_t n)
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| 130 | {
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| 131 | int i;
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| 132 | char c1, c2;
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| 133 |
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| 134 | for (i = 0; i < n; i++, s1++, s2++) {
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| 135 | c1 = *s1;
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| 136 | c2 = *s2;
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| 137 | if (c1 == '\0' && c2 == '\0')
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| 138 | return 0;
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| 139 |
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| 140 | if (c1 >= 'a' && c1 <= 'z')
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| 141 | c1 += 'A' - 'a';
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| 142 |
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| 143 | if (c2 >= 'a' && c2 <= 'z')
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| 144 | c2 += 'A' - 'a';
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| 145 |
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| 146 | if (c1 < c2)
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| 147 | return -1;
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| 148 |
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| 149 | if (c1 > c2)
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| 150 | return 1;
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| 151 | }
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| 152 |
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| 153 | return 0;
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| 154 | }
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| 155 |
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| 156 | size_t
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| 157 | strlncat(char *dst, size_t len, const char *src, size_t n)
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| 158 | {
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| 159 | size_t slen;
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| 160 | size_t dlen;
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| 161 | size_t rlen;
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| 162 | size_t ncpy = 0;
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| 163 |
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| 164 | slen = strnlen(src, n);
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| 165 | dlen = strnlen(dst, len);
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| 166 |
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| 167 | if (dlen < len) {
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| 168 | rlen = len - dlen;
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| 169 | ncpy = slen < rlen ? slen : (rlen - 1);
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| 170 | memcpy(dst + dlen, src, ncpy);
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| 171 | dst[dlen + ncpy] = '\0';
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| 172 | }
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| 173 |
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| 174 | //assert(len > slen + dlen);
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| 175 | //return slen + dlen;
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| 176 | return ncpy;
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| 177 | }
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| 178 |
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| 179 | int websvr_message_begin(http_parser *p)
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| 180 | {
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| 181 | struct httpd_state *s = get_context(p);
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| 182 | memset(&s->message, 0, sizeof(s->message));
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| 183 | s->message.message_begin_cb_called = TRUE;
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| 184 | return 0;
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| 185 | }
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| 186 |
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| 187 | int websvr_request_url(http_parser *p, const char *buf, size_t len)
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| 188 | {
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| 189 | struct httpd_state *s = get_context(p);
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| 190 |
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| 191 | strlncat(s->message.request_url, sizeof(s->message.request_url), buf, len);
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| 192 |
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| 193 | char *ptr = strrchr(s->message.request_url, '?');
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| 194 | if (ptr != NULL) {
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| 195 | ptr[0] = '\0';
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| 196 | s->query = &ptr[1];
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| 197 | }
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| 198 | else
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| 199 | s->query = NULL;
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| 200 |
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| 201 | /* ""か"/"なら"index.html"に変更 */
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| 202 | if ((s->message.request_url[0] == '\0') || ((s->message.request_url[0] == '/') && (s->message.request_url[1] == '\0'))) {
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| 203 | s->filename = &s->message.filename[sizeof(s->message.filename) - 2];
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| 204 | strcpy_s(s->filename, sizeof(s->message.request_url) + 2, "0:");
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| 205 | strcat_s(s->filename, sizeof(s->message.request_url) + 2, http_index_html);
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| 206 | s->file.redirect = 1;
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| 207 | }
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| 208 | /* "/~/"ならSDカードから読み込み */
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| 209 | else if ((s->message.request_url[0] == '/') && (s->message.request_url[1] == '~') && (s->message.request_url[2] == '/')) {
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| 210 | s->filename = &s->message.filename[sizeof(s->message.filename) - 2 - sizeof(http_www) - 1 + 2];
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| 211 | memcpy(s->filename, "1:", 2);
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| 212 | memcpy(s->filename, http_www, sizeof(http_www) - 1);
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| 213 | }
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| 214 | else {
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| 215 | s->filename = &s->message.filename[sizeof(s->message.filename) - 2];
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| 216 | memcpy(s->filename, "0:", 2);
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| 217 | }
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| 218 | return 0;
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| 219 | }
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| 220 |
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| 221 | int websvr_response_status(http_parser *p, const char *buf, size_t len)
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| 222 | {
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| 223 | struct httpd_state *s = get_context(p);
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| 224 |
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| 225 | strlncat(s->message.response_status, sizeof(s->message.response_status), buf, len);
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| 226 |
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| 227 | return 0;
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| 228 | }
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| 229 |
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| 230 | int websvr_header_field(http_parser *p, const char *buf, size_t len)
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| 231 | {
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| 232 | struct httpd_state *s = get_context(p);
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| 233 | struct message *m = &s->message;
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| 234 |
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[442] | 235 | if (strncmp("Referer", buf, len) == 0) {
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[270] | 236 | m->num_headers = 1;
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| 237 | }
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[442] | 238 | else if (strncmp("Host", buf, len) == 0) {
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[270] | 239 | m->num_headers = 2;
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| 240 | }
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[442] | 241 | else if (strncmp("Upgrade", buf, len) == 0) {
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[270] | 242 | m->num_headers = 3;
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| 243 | }
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[442] | 244 | else if (strncmp("Connection", buf, len) == 0) {
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[270] | 245 | m->num_headers = 4;
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| 246 | }
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[442] | 247 | else if (strncmp("Sec-WebSocket-Key", buf, len) == 0) {
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[270] | 248 | m->num_headers = 5;
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| 249 | }
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[442] | 250 | else if (strncmp("Origin", buf, len) == 0) {
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[270] | 251 | m->num_headers = 6;
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| 252 | }
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[442] | 253 | else if (strncmp("Sec-WebSocket-Protocol", buf, len) == 0) {
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[270] | 254 | m->num_headers = 7;
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| 255 | }
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[442] | 256 | else if (strncmp("Sec-WebSocket-Version", buf, len) == 0) {
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[270] | 257 | m->num_headers = 8;
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| 258 | }
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| 259 | else {
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| 260 | m->num_headers = 0;
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| 261 | }
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| 262 |
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| 263 | return 0;
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| 264 | }
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| 265 |
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| 266 | int websvr_header_value(http_parser *p, const char *buf, size_t len)
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| 267 | {
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| 268 | struct httpd_state *s = get_context(p);
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| 269 | struct message *m = &s->message;
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| 270 |
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| 271 | switch (m->num_headers) {
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| 272 | case 1:
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| 273 | strlncat(m->referer, sizeof(m->referer), buf, len);
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| 274 | break;
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| 275 | case 2:
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| 276 | strlncat(m->host, sizeof(m->host), buf, len);
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| 277 | break;
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| 278 | case 3:
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| 279 | strlncat(m->upgrade, sizeof(m->upgrade), buf, len);
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| 280 | break;
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| 281 | case 4:
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| 282 | strlncat(m->connection, sizeof(m->connection), buf, len);
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| 283 | break;
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| 284 | case 5:
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| 285 | strlncat(m->sec_websocket_key, sizeof(m->sec_websocket_key), buf, len);
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| 286 | break;
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| 287 | case 6:
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| 288 | strlncat(m->origin, sizeof(m->origin), buf, len);
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| 289 | break;
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| 290 | case 7:
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| 291 | strlncat(m->sec_websocket_protocol, sizeof(m->sec_websocket_protocol), buf, len);
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| 292 | break;
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| 293 | case 8:
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| 294 | strlncat(m->sec_websocket_version, sizeof(m->sec_websocket_version), buf, len);
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| 295 | break;
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| 296 | }
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| 297 |
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| 298 | return 0;
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| 299 | }
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| 300 |
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| 301 | int websvr_headers_complete(http_parser *p)
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| 302 | {
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| 303 | struct httpd_state *s = get_context(p);
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| 304 |
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| 305 | s->message.method = p->method;
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| 306 | s->message.http_major = p->http_major;
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| 307 | s->message.http_minor = p->http_minor;
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| 308 | s->message.headers_complete_cb_called = TRUE;
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| 309 | s->message.should_keep_alive = http_should_keep_alive(p);
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| 310 |
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| 311 | if ((s->message.method == HTTP_GET)
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| 312 | && httpd_strnicmp(http_websocket, s->message.upgrade, sizeof(s->message.upgrade)) == 0) {
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| 313 | s->in.state = IN_STATE_WEBSOCKET;
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| 314 | s->state = STATE_WEBSOCKET;
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| 315 | s->close_req = 0;
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| 316 | websocket_init(&s->websocket, s->cepid);
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| 317 | return 0;
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| 318 | }
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| 319 | else if (s->message.method == HTTP_GET) {
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| 320 | s->in.state = IN_STATE_RESPONSE;
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| 321 | s->out.state = OUT_STATE_OPEN_GET_FILE;
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| 322 | return 1;
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| 323 | }
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| 324 | else if (s->message.method == HTTP_POST) {
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| 325 | if ((s->parser.content_length > 16 * 1024)
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| 326 | || httpd_strnicmp(s->message.request_url, http_upload, sizeof(http_upload) - 1) != 0) {
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| 327 | goto error;
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| 328 | }
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| 329 |
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| 330 | if (uploding == NULL) {
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| 331 | uploding = s;
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| 332 | // アップロード先はSDカード
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| 333 | s->filename[0] = '1';
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[442] | 334 | printf("create: %s.%d %s\n", s->addr, ((T_IPV4EP *)s->dst)->portno, s->filename);
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[270] | 335 | if (!httpd_fs_create(s->filename, &s->file)) {
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| 336 | goto error;
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| 337 | }
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| 338 |
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| 339 | s->in.state = IN_STATE_UPLOAD;
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| 340 | }
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[442] | 341 | else if (strcmp(s->filename, uploding->filename) == 0) {
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| 342 | printf("collision: %s.%d %s\n", s->addr, ((T_IPV4EP *)s->dst)->portno, s->filename);
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[270] | 343 | goto error;
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| 344 | }
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| 345 | else {
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| 346 | s->in.state = IN_STATE_UPLOAD_WAIT;
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| 347 | s->in.wait = true;
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| 348 | }
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| 349 |
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| 350 | s->out.state = OUT_STATE_WAIT_POST_BODY;
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| 351 | s->out.wait = true;
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| 352 | return 0;
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| 353 | }
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| 354 | else {
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| 355 | s->state = STATE_CLOSING;
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| 356 | return 1;
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| 357 | }
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| 358 | error:
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| 359 | s->filename = NULL;
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| 360 | s->response_body = http_content_403;
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| 361 | s->response_pos = 0;
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| 362 | s->response_len = sizeof(http_content_403) - 1;
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| 363 |
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| 364 | s->out.statushdr = http_header_403;
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| 365 | s->out.state = OUT_STATE_SEND_HEADER;
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| 366 | return 1;
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| 367 | }
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| 368 |
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| 369 | int websvr_body(http_parser *p, const char *buf, size_t len)
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| 370 | {
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| 371 | struct httpd_state *s = get_context(p);
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| 372 |
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| 373 | if (s->message.body_is_final) {
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[442] | 374 | printf("\n\n *** Error http_body_is_final() should return 1 \n"
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[270] | 375 | "on last on_body callback call "
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| 376 | "but it doesn't! ***\n\n");
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| 377 | s->state = STATE_CLOSING;
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| 378 | return 0;
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| 379 | }
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| 380 |
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| 381 | httpd_fs_write(&s->file, buf, len);
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| 382 |
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| 383 | s->message.body_size += len;
|
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| 384 | s->message.body_is_final = http_body_is_final(p);
|
---|
| 385 |
|
---|
| 386 | if (s->message.body_is_final) {
|
---|
[442] | 387 | printf("close: %s.%d %s\n", s->addr, ((T_IPV4EP *)s->dst)->portno, s->filename);
|
---|
[270] | 388 | httpd_fs_close(&s->file);
|
---|
| 389 | memset(&s->file, 0, sizeof(s->file));
|
---|
| 390 |
|
---|
[279] | 391 | strcpy_s(command, sizeof(command), "mruby -b ");
|
---|
| 392 | strcat_s(command, sizeof(command), s->filename);
|
---|
[270] | 393 | s->reset = 1;
|
---|
| 394 |
|
---|
| 395 | s->filename = NULL;
|
---|
| 396 | s->response_body = http_content_200;
|
---|
| 397 | s->response_pos = 0;
|
---|
| 398 | s->response_len = sizeof(http_content_200) - 1;
|
---|
| 399 |
|
---|
| 400 | uploding = NULL;
|
---|
| 401 | s->in.state = IN_STATE_END;
|
---|
| 402 | s->out.state = OUT_STATE_BODY_RECEIVED;
|
---|
| 403 | }
|
---|
| 404 |
|
---|
| 405 | return 0;
|
---|
| 406 | }
|
---|
| 407 |
|
---|
| 408 | int websvr_message_complete(http_parser *p)
|
---|
| 409 | {
|
---|
| 410 | struct httpd_state *s = get_context(p);
|
---|
| 411 | if (s->message.should_keep_alive != http_should_keep_alive(p)) {
|
---|
[442] | 412 | printf("\n\n *** Error http_should_keep_alive() should have same \n"
|
---|
[270] | 413 | "value in both on_message_complete and on_headers_complete "
|
---|
| 414 | "but it doesn't! ***\n\n");
|
---|
| 415 | assert(0);
|
---|
| 416 | }
|
---|
| 417 |
|
---|
| 418 | if (s->message.body_size &&
|
---|
| 419 | http_body_is_final(p) &&
|
---|
| 420 | !s->message.body_is_final) {
|
---|
[442] | 421 | printf("\n\n *** Error http_body_is_final() should return 1 \n"
|
---|
[270] | 422 | "on last on_body callback call "
|
---|
| 423 | "but it doesn't! ***\n\n");
|
---|
| 424 | assert(0);
|
---|
| 425 | }
|
---|
| 426 |
|
---|
| 427 | s->message.message_complete_cb_called = TRUE;
|
---|
| 428 | return 0;
|
---|
| 429 | }
|
---|
| 430 |
|
---|
| 431 | http_parser_settings websvr_settings =
|
---|
| 432 | {
|
---|
| 433 | websvr_message_begin,
|
---|
| 434 | websvr_request_url,
|
---|
| 435 | websvr_response_status,
|
---|
| 436 | websvr_header_field,
|
---|
| 437 | websvr_header_value,
|
---|
| 438 | websvr_headers_complete,
|
---|
| 439 | websvr_body,
|
---|
| 440 | websvr_message_complete,
|
---|
| 441 | };
|
---|
[279] | 442 |
|
---|
| 443 | /*
|
---|
| 444 | * ネットワーク層の選択
|
---|
| 445 | */
|
---|
| 446 |
|
---|
| 447 | #ifdef SUPPORT_INET6
|
---|
| 448 |
|
---|
| 449 | #define TCP_ACP_CEP(c,r,d,t) tcp6_acp_cep(c,r,d,t)
|
---|
| 450 | #define IP2STR(s,a) ipv62str(s,a)
|
---|
| 451 |
|
---|
| 452 | #else /* of #ifdef SUPPORT_INET6 */
|
---|
| 453 |
|
---|
| 454 | #ifdef SUPPORT_INET4
|
---|
| 455 |
|
---|
| 456 | #define TCP_ACP_CEP(c,r,d,t) tcp_acp_cep(c,r,d,t)
|
---|
| 457 | #define IP2STR(s,a) ip2str(s,a)
|
---|
| 458 |
|
---|
| 459 | #endif /* of #ifdef SUPPORT_INET4 */
|
---|
| 460 |
|
---|
| 461 | #endif /* of #ifdef SUPPORT_INET6 */
|
---|
| 462 |
|
---|
| 463 | struct httpd_state *get_httpd(ID cepid)
|
---|
| 464 | {
|
---|
| 465 | for (int i = 0; i < 2; i++) {
|
---|
| 466 | if (httpd_state[i].cepid != cepid)
|
---|
| 467 | continue;
|
---|
| 468 |
|
---|
| 469 | return &httpd_state[i];
|
---|
| 470 | }
|
---|
| 471 | return NULL;
|
---|
| 472 | }
|
---|
| 473 |
|
---|
| 474 | struct websocket *websocket_getws(ID wbsid)
|
---|
| 475 | {
|
---|
| 476 | for (int i = 0; i < 2; i++) {
|
---|
| 477 | if (httpd_state[i].websocket.wbsid != wbsid)
|
---|
| 478 | continue;
|
---|
| 479 |
|
---|
| 480 | return &httpd_state[i].websocket;
|
---|
| 481 | }
|
---|
| 482 | return NULL;
|
---|
| 483 | }
|
---|
| 484 |
|
---|
| 485 | void send_file(struct httpd_state *s)
|
---|
| 486 | {
|
---|
| 487 | char *buf;
|
---|
| 488 | int len, slen;
|
---|
| 489 |
|
---|
| 490 | while (s->file.len > 0) {
|
---|
| 491 | slen = tcp_get_buf(s->cepid, (void **)&buf, TMO_FEVR);
|
---|
| 492 | if (slen < 0) {
|
---|
[442] | 493 | printf("send_file#tcp_get_buf(%s.%d) => %d\n", s->addr, ((T_IPV4EP *)s->dst)->portno, slen);
|
---|
[279] | 494 | s->state = STATE_CLOSING;
|
---|
| 495 | break;
|
---|
| 496 | }
|
---|
| 497 | if (slen == 0)
|
---|
| 498 | return;
|
---|
| 499 |
|
---|
| 500 | len = s->file.len;
|
---|
| 501 | if (len > slen)
|
---|
| 502 | len = slen;
|
---|
| 503 |
|
---|
| 504 | len = httpd_fs_read(&s->file, buf, len);
|
---|
| 505 | if (len <= 0) {
|
---|
[442] | 506 | printf("send_file#httpd_fs_read(%s.%d) => %d\n", s->addr, ((T_IPV4EP *)s->dst)->portno, len);
|
---|
[279] | 507 | break;
|
---|
| 508 | }
|
---|
| 509 |
|
---|
| 510 | s->file.len -= len;
|
---|
| 511 | s->file.pos += len;
|
---|
| 512 |
|
---|
| 513 | if ((slen = tcp_snd_buf(s->cepid, len)) != E_OK) {
|
---|
[442] | 514 | printf("send_file#tcp_snd_buf(%s.%d) => %d\n", s->addr, ((T_IPV4EP *)s->dst)->portno, slen);
|
---|
[279] | 515 | s->state = STATE_CLOSING;
|
---|
| 516 | break;
|
---|
| 517 | }
|
---|
| 518 | }
|
---|
| 519 |
|
---|
[442] | 520 | printf("close: %s.%d %s\n", s->addr, ((T_IPV4EP *)s->dst)->portno, s->filename);
|
---|
[279] | 521 | httpd_fs_close(&s->file);
|
---|
| 522 | s->file.len = 0;
|
---|
| 523 | s->file.pos = 0;
|
---|
| 524 |
|
---|
| 525 | s->out.state = OUT_STATE_SEND_END;
|
---|
| 526 | }
|
---|
| 527 |
|
---|
| 528 | void send_data(struct httpd_state *s)
|
---|
| 529 | {
|
---|
| 530 | char *buf;
|
---|
| 531 | int len, slen;
|
---|
| 532 |
|
---|
| 533 | while (s->response_len > 0) {
|
---|
| 534 | slen = tcp_get_buf(s->cepid, (void **)&buf, TMO_FEVR);
|
---|
| 535 | if (slen < 0) {
|
---|
[442] | 536 | printf("send_data#tcp_get_buf(%s.%d) => %d\n", s->addr, ((T_IPV4EP *)s->dst)->portno, slen);
|
---|
[279] | 537 | s->state = STATE_CLOSING;
|
---|
| 538 | break;
|
---|
| 539 | }
|
---|
| 540 | if (slen == 0)
|
---|
| 541 | return;
|
---|
| 542 |
|
---|
| 543 | len = s->response_len;
|
---|
| 544 | if (len > slen)
|
---|
| 545 | len = slen;
|
---|
| 546 |
|
---|
| 547 | memcpy(buf, &s->response_body[s->response_pos], len);
|
---|
| 548 |
|
---|
| 549 | s->response_len -= len;
|
---|
| 550 | s->response_pos += len;
|
---|
| 551 |
|
---|
| 552 | if ((slen = tcp_snd_buf(s->cepid, len)) != E_OK) {
|
---|
[442] | 553 | printf("send_data#tcp_snd_buf(%s.%d) => %d\n", s->addr, ((T_IPV4EP *)s->dst)->portno, slen);
|
---|
[279] | 554 | s->state = STATE_CLOSING;
|
---|
| 555 | break;
|
---|
| 556 | }
|
---|
| 557 | }
|
---|
| 558 |
|
---|
| 559 | s->response_body = NULL;
|
---|
| 560 | s->response_len = 0;
|
---|
| 561 | s->response_pos = 0;
|
---|
| 562 |
|
---|
| 563 | s->out.state = OUT_STATE_SEND_END;
|
---|
| 564 | }
|
---|
| 565 |
|
---|
| 566 | void send_headers(struct httpd_state *s, const char *statushdr)
|
---|
| 567 | {
|
---|
| 568 | int len;
|
---|
| 569 | char *ptr;
|
---|
| 570 |
|
---|
[442] | 571 | len = strlen(statushdr);
|
---|
[279] | 572 | tcp_snd_dat(s->cepid, (void *)statushdr, len, TMO_FEVR);
|
---|
| 573 |
|
---|
| 574 | if ((s->filename[0] == '0') && (s->file.len > 0)) {
|
---|
| 575 | len = sizeof(http_content_encoding_gzip) - 1;
|
---|
| 576 | tcp_snd_dat(s->cepid, (void *)http_content_encoding_gzip, len, TMO_FEVR);
|
---|
| 577 | }
|
---|
| 578 |
|
---|
| 579 | if (s->file.redirect) {
|
---|
| 580 | len = sizeof(http_location) - 1;
|
---|
| 581 | tcp_snd_dat(s->cepid, (void *)http_location, len, TMO_FEVR);
|
---|
| 582 | if (s->filename[0] == '1') {
|
---|
| 583 | len = 2;
|
---|
| 584 | tcp_snd_dat(s->cepid, "/~", len, TMO_FEVR);
|
---|
| 585 | }
|
---|
[442] | 586 | len = strlen(s->filename);
|
---|
[279] | 587 | tcp_snd_dat(s->cepid, s->filename, len, TMO_FEVR);
|
---|
| 588 | if (s->query != NULL) {
|
---|
| 589 | tcp_snd_dat(s->cepid, "?", 1, TMO_FEVR);
|
---|
[442] | 590 | len = strlen(s->query);
|
---|
[279] | 591 | tcp_snd_dat(s->cepid, s->query, len, TMO_FEVR);
|
---|
| 592 | }
|
---|
| 593 | len = 2;
|
---|
| 594 | tcp_snd_dat(s->cepid, "\r", len, TMO_FEVR);
|
---|
| 595 | }
|
---|
| 596 |
|
---|
| 597 | ptr = strrchr(s->filename, ISO_period);
|
---|
| 598 | if (ptr == NULL) {
|
---|
| 599 | len = sizeof(http_content_type_binary) - 1;
|
---|
| 600 | tcp_snd_dat(s->cepid, (void *)http_content_type_binary, len, TMO_FEVR);
|
---|
| 601 | }
|
---|
[442] | 602 | else if (strncmp(http_html, ptr, sizeof(http_html) - 1) == 0 ||
|
---|
| 603 | strncmp(http_htm, ptr, sizeof(http_htm) - 1) == 0) {
|
---|
[279] | 604 | len = sizeof(http_content_type_html) - 1;
|
---|
| 605 | tcp_snd_dat(s->cepid, (void *)http_content_type_html, len, TMO_FEVR);
|
---|
| 606 | }
|
---|
[442] | 607 | else if (strncmp(http_css, ptr, sizeof(http_css) - 1) == 0) {
|
---|
[279] | 608 | len = sizeof(http_content_type_css) - 1;
|
---|
| 609 | tcp_snd_dat(s->cepid, (void *)http_content_type_css, len, TMO_FEVR);
|
---|
| 610 | }
|
---|
[442] | 611 | else if (strncmp(http_js, ptr, sizeof(http_js) - 1) == 0) {
|
---|
[279] | 612 | len = sizeof(http_content_type_js) - 1;
|
---|
| 613 | tcp_snd_dat(s->cepid, (void *)http_content_type_js, len, TMO_FEVR);
|
---|
| 614 | }
|
---|
[442] | 615 | else if (strncmp(http_json, ptr, sizeof(http_json) - 1) == 0) {
|
---|
[279] | 616 | len = sizeof(http_content_type_json) - 1;
|
---|
| 617 | tcp_snd_dat(s->cepid, (void *)http_content_type_json, len, TMO_FEVR);
|
---|
| 618 | }
|
---|
[442] | 619 | else if (strncmp(http_png, ptr, sizeof(http_png) - 1) == 0) {
|
---|
[279] | 620 | len = sizeof(http_content_type_png) - 1;
|
---|
| 621 | tcp_snd_dat(s->cepid, (void *)http_content_type_png, len, TMO_FEVR);
|
---|
| 622 | }
|
---|
[442] | 623 | else if (strncmp(http_gif, ptr, sizeof(http_gif) - 1) == 0) {
|
---|
[279] | 624 | len = sizeof(http_content_type_gif) - 1;
|
---|
| 625 | tcp_snd_dat(s->cepid, (void *)http_content_type_gif, len, TMO_FEVR);
|
---|
| 626 | }
|
---|
[442] | 627 | else if (strncmp(http_jpg, ptr, sizeof(http_jpg) - 1) == 0) {
|
---|
[279] | 628 | len = sizeof(http_content_type_jpg) - 1;
|
---|
| 629 | tcp_snd_dat(s->cepid, (void *)http_content_type_jpg, len, TMO_FEVR);
|
---|
| 630 | }
|
---|
[442] | 631 | else if (strncmp(http_svg, ptr, sizeof(http_svg) - 1) == 0) {
|
---|
[279] | 632 | len = sizeof(http_content_type_svg) - 1;
|
---|
| 633 | tcp_snd_dat(s->cepid, (void *)http_content_type_svg, len, TMO_FEVR);
|
---|
| 634 | }
|
---|
[442] | 635 | else if (strncmp(http_text, ptr, sizeof(http_text) - 1) == 0) {
|
---|
[279] | 636 | len = sizeof(http_content_type_text) - 1;
|
---|
| 637 | tcp_snd_dat(s->cepid, (void *)http_content_type_text, len, TMO_FEVR);
|
---|
| 638 | }
|
---|
[442] | 639 | else if (strncmp(http_eot, ptr, sizeof(http_eot) - 1) == 0) {
|
---|
[279] | 640 | len = sizeof(http_content_type_eot) - 1;
|
---|
| 641 | tcp_snd_dat(s->cepid, (void *)http_content_type_eot, len, TMO_FEVR);
|
---|
| 642 | }
|
---|
[442] | 643 | else if (strncmp(http_ttf, ptr, sizeof(http_ttf) - 1) == 0) {
|
---|
[279] | 644 | len = sizeof(http_content_type_ttf) - 1;
|
---|
| 645 | tcp_snd_dat(s->cepid, (void *)http_content_type_ttf, len, TMO_FEVR);
|
---|
| 646 | }
|
---|
[442] | 647 | else if (strncmp(http_woff, ptr, sizeof(http_woff) - 1) == 0) {
|
---|
[279] | 648 | len = sizeof(http_content_type_woff) - 1;
|
---|
| 649 | tcp_snd_dat(s->cepid, (void *)http_content_type_woff, len, TMO_FEVR);
|
---|
| 650 | }
|
---|
[442] | 651 | else if (strncmp(http_woff2, ptr, sizeof(http_woff2) - 1) == 0) {
|
---|
[279] | 652 | len = sizeof(http_content_type_woff2) - 1;
|
---|
| 653 | tcp_snd_dat(s->cepid, (void *)http_content_type_woff2, len, TMO_FEVR);
|
---|
| 654 | }
|
---|
[442] | 655 | else if (strncmp(http_ico, ptr, sizeof(http_ico) - 1) == 0) {
|
---|
[279] | 656 | len = sizeof(http_content_type_ico) - 1;
|
---|
| 657 | tcp_snd_dat(s->cepid, (void *)http_content_type_ico, len, TMO_FEVR);
|
---|
| 658 | }
|
---|
| 659 | else {
|
---|
| 660 | len = sizeof(http_content_type_plain) - 1;
|
---|
| 661 | tcp_snd_dat(s->cepid, (void *)http_content_type_plain, len, TMO_FEVR);
|
---|
| 662 | }
|
---|
| 663 |
|
---|
| 664 | if (s->file.len > 0) {
|
---|
| 665 | len = sizeof(http_content_length) - 1;
|
---|
| 666 | tcp_snd_dat(s->cepid, (void *)http_content_length, len, TMO_FEVR);
|
---|
[442] | 667 | len = snprintf(s->temp, sizeof(s->temp), "%d\r\n", s->file.len);
|
---|
[436] | 668 | tcp_snd_dat(s->cepid, (void *)s->temp, len, TMO_FEVR);
|
---|
[279] | 669 | }
|
---|
| 670 |
|
---|
| 671 | if (s->message.should_keep_alive && s->reset == 0) {
|
---|
| 672 | len = sizeof(http_connection_keep_alive) - 1;
|
---|
| 673 | tcp_snd_dat(s->cepid, (void *)http_connection_keep_alive, len, TMO_FEVR);
|
---|
| 674 | }
|
---|
| 675 | else {
|
---|
| 676 | len = sizeof(http_connection_close) - 1;
|
---|
| 677 | tcp_snd_dat(s->cepid, (void *)http_connection_close, len, TMO_FEVR);
|
---|
| 678 | }
|
---|
| 679 |
|
---|
| 680 | tcp_snd_dat(s->cepid, (void *)http_crnl, 2, TMO_FEVR);
|
---|
| 681 |
|
---|
| 682 | if (s->filename != NULL) {
|
---|
| 683 | s->out.state = OUT_STATE_SEND_FILE;
|
---|
| 684 | }
|
---|
| 685 | else {
|
---|
| 686 | s->out.state = OUT_STATE_SEND_DATA;
|
---|
| 687 | }
|
---|
| 688 | }
|
---|
| 689 |
|
---|
| 690 | void handle_output(struct httpd_state *s)
|
---|
| 691 | {
|
---|
| 692 | s->out.wait = false;
|
---|
| 693 |
|
---|
| 694 | switch (s->out.state) {
|
---|
| 695 | case OUT_STATE_WAIT_REQUEST:
|
---|
| 696 | s->out.wait = true;
|
---|
| 697 | break;
|
---|
| 698 | case OUT_STATE_OPEN_GET_FILE:
|
---|
[442] | 699 | printf("open: %s.%d %s\n", s->addr, ((T_IPV4EP *)s->dst)->portno, s->filename);
|
---|
[279] | 700 | if (!httpd_fs_open(s->filename, sizeof(s->message.request_url), &s->file)) {
|
---|
| 701 | s->filename = NULL;
|
---|
| 702 | s->response_body = http_content_404;
|
---|
| 703 | s->response_pos = 0;
|
---|
| 704 | s->response_len = sizeof(http_content_403) - 1;
|
---|
| 705 | s->out.statushdr = http_header_404;
|
---|
| 706 | }
|
---|
| 707 | else {
|
---|
| 708 | s->out.statushdr = s->file.redirect ? http_header_301 : http_header_200;
|
---|
| 709 | }
|
---|
| 710 | s->out.state = OUT_STATE_SEND_HEADER;
|
---|
| 711 | break;
|
---|
| 712 | case OUT_STATE_WAIT_POST_BODY:
|
---|
[442] | 713 | //printf("wait post body\n");
|
---|
[279] | 714 | s->out.wait = true;
|
---|
| 715 | break;
|
---|
| 716 | case OUT_STATE_BODY_RECEIVED:
|
---|
[442] | 717 | //printf("body received\n");
|
---|
[279] | 718 | s->out.statushdr = http_header_200;
|
---|
| 719 | s->out.state = OUT_STATE_SEND_HEADER;
|
---|
| 720 | break;
|
---|
| 721 | case OUT_STATE_SEND_HEADER:
|
---|
[442] | 722 | //printf("send header\n");
|
---|
[279] | 723 | send_headers(s, s->out.statushdr);
|
---|
| 724 | break;
|
---|
| 725 | case OUT_STATE_SEND_FILE:
|
---|
[442] | 726 | //printf("send file %d\n", s->file.len);
|
---|
[279] | 727 | send_file(s);
|
---|
| 728 | break;
|
---|
| 729 | case OUT_STATE_SEND_DATA:
|
---|
[442] | 730 | //printf("send data %d\n", s->response_len);
|
---|
[279] | 731 | send_data(s);
|
---|
| 732 | break;
|
---|
| 733 | case OUT_STATE_SEND_END:
|
---|
[442] | 734 | //printf("send end\n");
|
---|
[279] | 735 | s->out.wait = true;
|
---|
| 736 | if (s->message.should_keep_alive && s->reset == 0) {
|
---|
| 737 | s->out.state = OUT_STATE_WAIT_REQUEST;
|
---|
| 738 | }
|
---|
| 739 | else {
|
---|
| 740 | s->state = STATE_CLOSING;
|
---|
| 741 | }
|
---|
| 742 | break;
|
---|
| 743 | }
|
---|
| 744 | }
|
---|
| 745 |
|
---|
| 746 | void send_ws_headers(struct httpd_state *s, const char *statushdr)
|
---|
| 747 | {
|
---|
| 748 | int len;
|
---|
| 749 |
|
---|
[442] | 750 | len = strlen(statushdr);
|
---|
[279] | 751 | tcp_snd_dat(s->cepid, (void *)statushdr, len, TMO_FEVR);
|
---|
| 752 |
|
---|
| 753 | len = sizeof(http_upgrade) - 1;
|
---|
| 754 | tcp_snd_dat(s->cepid, (void *)http_upgrade, len, TMO_FEVR);
|
---|
[442] | 755 | len = strlen(s->message.upgrade);
|
---|
[279] | 756 | tcp_snd_dat(s->cepid, s->message.upgrade, len, TMO_FEVR);
|
---|
| 757 | len = sizeof(http_crnl) - 1;
|
---|
| 758 | tcp_snd_dat(s->cepid, (void *)http_crnl, len, TMO_FEVR);
|
---|
| 759 |
|
---|
| 760 | len = sizeof(http_connection) - 1;
|
---|
| 761 | tcp_snd_dat(s->cepid, (void *)http_connection, len, TMO_FEVR);
|
---|
[442] | 762 | len = strlen(s->message.connection);
|
---|
[279] | 763 | tcp_snd_dat(s->cepid, s->message.connection, len, TMO_FEVR);
|
---|
| 764 | len = sizeof(http_crnl) - 1;
|
---|
| 765 | tcp_snd_dat(s->cepid, (void *)http_crnl, len, TMO_FEVR);
|
---|
| 766 |
|
---|
| 767 | len = sizeof(http_sec_websocket_accept) - 1;
|
---|
| 768 | tcp_snd_dat(s->cepid, (void *)http_sec_websocket_accept, len, TMO_FEVR);
|
---|
[442] | 769 | len = strlen(s->message.response_key);
|
---|
[279] | 770 | tcp_snd_dat(s->cepid, s->message.response_key, len, TMO_FEVR);
|
---|
| 771 | len = sizeof(http_crnl) - 1;
|
---|
| 772 | tcp_snd_dat(s->cepid, (void *)http_crnl, len, TMO_FEVR);
|
---|
| 773 |
|
---|
| 774 | len = sizeof(http_sec_websocket_protocol) - 1;
|
---|
| 775 | tcp_snd_dat(s->cepid, (void *)http_sec_websocket_protocol, len, TMO_FEVR);
|
---|
[442] | 776 | len = strlen(s->message.sec_websocket_protocol);
|
---|
[279] | 777 | tcp_snd_dat(s->cepid, s->message.sec_websocket_protocol, len, TMO_FEVR);
|
---|
| 778 | len = sizeof(http_crnl) - 1;
|
---|
| 779 | tcp_snd_dat(s->cepid, (void *)http_crnl, len, TMO_FEVR);
|
---|
| 780 |
|
---|
| 781 | len = sizeof(http_crnl) - 1;
|
---|
| 782 | tcp_snd_dat(s->cepid, (void *)http_crnl, len, TMO_FEVR);
|
---|
| 783 | }
|
---|
| 784 |
|
---|
| 785 | void send_ws_data(struct httpd_state *s)
|
---|
| 786 | {
|
---|
| 787 | char *buf;
|
---|
| 788 | int slen;
|
---|
| 789 |
|
---|
| 790 | slen = tcp_get_buf(s->cepid, (void **)&buf, TMO_FEVR);
|
---|
| 791 | if (slen < 0) {
|
---|
[442] | 792 | printf("send_ws_data#tcp_get_buf(%s.%d) => %d\n", s->addr, ((T_IPV4EP *)s->dst)->portno, slen);
|
---|
[279] | 793 | return;
|
---|
| 794 | }
|
---|
| 795 |
|
---|
| 796 | websocket_output(&s->websocket, buf, slen);
|
---|
| 797 | }
|
---|
| 798 |
|
---|
| 799 | void handle_ws_output(struct httpd_state *s)
|
---|
| 800 | {
|
---|
| 801 | char shaHash[20];
|
---|
| 802 | SHA_CTX sha1;
|
---|
| 803 | int len;
|
---|
| 804 |
|
---|
| 805 | strlncat(s->message.response_key, sizeof(s->message.response_key),
|
---|
| 806 | s->message.sec_websocket_key, sizeof(s->message.sec_websocket_key));
|
---|
| 807 | len = strlncat(s->message.response_key, sizeof(s->message.response_key),
|
---|
| 808 | http_websocket_guid, sizeof(http_websocket_guid));
|
---|
| 809 | memset(shaHash, 0, sizeof(shaHash));
|
---|
| 810 | SHA1_Init(&sha1);
|
---|
| 811 | SHA1_Update(&sha1, (sha1_byte *)s->message.response_key, len);
|
---|
| 812 | SHA1_Final((sha1_byte *)shaHash, &sha1);
|
---|
| 813 | base64_encode((unsigned char *)s->message.response_key,
|
---|
| 814 | sizeof(s->message.response_key), (unsigned char *)shaHash, sizeof(shaHash));
|
---|
| 815 |
|
---|
| 816 | send_ws_headers(s, http_header_101);
|
---|
| 817 |
|
---|
| 818 | s->message.response_key[0] = '\0';
|
---|
| 819 |
|
---|
| 820 | do {
|
---|
| 821 | while (!websocket_newdata(&s->websocket))
|
---|
| 822 | slp_tsk();
|
---|
| 823 |
|
---|
| 824 | send_ws_data(s);
|
---|
| 825 | } while ((s->state == STATE_CONNECTED) && (!s->close_req));
|
---|
| 826 | s->state = STATE_DISCONNECTED;
|
---|
| 827 | websocket_destroy(&s->websocket);
|
---|
| 828 | s->close_req = 0;
|
---|
| 829 |
|
---|
| 830 | s->state = STATE_CLOSING;
|
---|
| 831 | }
|
---|
| 832 |
|
---|
| 833 | void handle_input(struct httpd_state *s)
|
---|
| 834 | {
|
---|
| 835 | size_t done;
|
---|
| 836 | int len;
|
---|
| 837 |
|
---|
| 838 | s->in.wait = false;
|
---|
| 839 |
|
---|
| 840 | switch (s->in.state) {
|
---|
| 841 | case IN_STATE_START:
|
---|
| 842 | http_parser_init(&s->parser, HTTP_REQUEST);
|
---|
| 843 | s->in.state = IN_STATE_REQUEST;
|
---|
| 844 | break;
|
---|
| 845 | case IN_STATE_REQUEST:
|
---|
| 846 | case IN_STATE_RESPONSE:
|
---|
| 847 | case IN_STATE_UPLOAD:
|
---|
| 848 | if ((len = tcp_rcv_buf(s->cepid, (void **)&s->in.data, TMO_POL)) <= 0) {
|
---|
| 849 | if ((len == E_TMOUT) || (len == 0)) {
|
---|
| 850 | // 3秒は待つ
|
---|
| 851 | //if (httpd_time - s->in.timer < 30000000) {
|
---|
| 852 | s->in.wait = true;
|
---|
| 853 | break;
|
---|
| 854 | //}
|
---|
| 855 | }
|
---|
[442] | 856 | printf("handle_input#tcp_rcv_buf#%d(%s.%d) => %d\n", s->in.state, s->addr, ((T_IPV4EP *)s->dst)->portno, len);
|
---|
[279] | 857 | uploding = NULL;
|
---|
| 858 | s->state = STATE_CLOSING;
|
---|
| 859 | return;
|
---|
| 860 | }
|
---|
| 861 | done = http_parser_execute(&s->parser, &websvr_settings, s->in.data, len);
|
---|
| 862 | tcp_rel_buf(s->cepid, done);
|
---|
| 863 | if (s->parser.http_errno != HPE_OK) {
|
---|
[442] | 864 | printf("http_parser error %s.%d => %d\n", s->addr, ((T_IPV4EP *)s->dst)->portno, s->parser.http_errno);
|
---|
[279] | 865 | uploding = NULL;
|
---|
| 866 | s->state = STATE_CLOSING;
|
---|
| 867 | return;
|
---|
| 868 | }
|
---|
| 869 |
|
---|
| 870 | s->parse_pos = done;
|
---|
| 871 | s->parse_len = len - done;
|
---|
| 872 | break;
|
---|
| 873 | case IN_STATE_UPLOAD_WAIT:
|
---|
| 874 | if (uploding != NULL) {
|
---|
| 875 | s->in.wait = true;
|
---|
| 876 | }
|
---|
| 877 | else {
|
---|
| 878 | uploding = s;
|
---|
| 879 | s->in.state = IN_STATE_UPLOAD;
|
---|
| 880 | }
|
---|
| 881 | break;
|
---|
| 882 | case IN_STATE_WEBSOCKET:
|
---|
| 883 | if (s->parse_len <= 0) {
|
---|
| 884 | if ((len = tcp_rcv_buf(s->cepid, (void **)&s->in.data, TMO_POL)) <= 0) {
|
---|
| 885 | if ((len == E_TMOUT) || (len == 0)) {
|
---|
| 886 | s->in.wait = true;
|
---|
| 887 | break;
|
---|
| 888 | }
|
---|
[442] | 889 | printf("handle_input#tcp_rcv_buf#%d(%s.%d) => %d\n", s->in.state, s->addr, ((T_IPV4EP *)s->dst)->portno, len);
|
---|
[279] | 890 | s->state = STATE_CLOSING;
|
---|
| 891 | break;
|
---|
| 892 | }
|
---|
| 893 |
|
---|
| 894 | s->parse_pos = 0;
|
---|
| 895 | s->parse_len = len;
|
---|
| 896 | }
|
---|
| 897 | else
|
---|
| 898 | len = s->parse_len;
|
---|
| 899 | done = websocket_input(&s->websocket, (void *)s->in.data, s->parse_len);
|
---|
| 900 | tcp_rel_buf(s->cepid, done);
|
---|
| 901 | if ((done != 0) || (s->websocket.rstate.opecode == connection_close)) {
|
---|
| 902 | s->close_req = 1;
|
---|
| 903 | s->state = STATE_CLOSING;
|
---|
| 904 | break;
|
---|
| 905 | }
|
---|
| 906 | s->parse_pos = done;
|
---|
| 907 | s->parse_len -= done;
|
---|
| 908 | break;
|
---|
| 909 | case IN_STATE_END:
|
---|
| 910 | s->in.wait = true;
|
---|
| 911 | break;
|
---|
| 912 | default:
|
---|
| 913 | s->state = STATE_CLOSING;
|
---|
| 914 | break;
|
---|
| 915 | }
|
---|
| 916 | }
|
---|
| 917 |
|
---|
| 918 | /*
|
---|
| 919 | * ノンブロッキングコールのコールバック関数
|
---|
| 920 | */
|
---|
| 921 | ER
|
---|
| 922 | callback_nblk_tcp(ID cepid, FN fncd, void *p_parblk)
|
---|
| 923 | {
|
---|
| 924 | struct httpd_state *s = get_httpd(cepid);
|
---|
| 925 |
|
---|
| 926 | if (s == NULL)
|
---|
[442] | 927 | printf("callback_nblk_tcp(%d, %d)\n", fncd, cepid);
|
---|
[279] | 928 | else
|
---|
[442] | 929 | printf("callback_nblk_tcp(%d, %s.%d)\n", fncd, s->addr, ((T_IPV4EP *)s->dst)->portno);
|
---|
[279] | 930 |
|
---|
| 931 | return E_PAR;
|
---|
| 932 | }
|
---|
| 933 |
|
---|
| 934 | /*
|
---|
| 935 | * HTTPサーバータスク
|
---|
| 936 | */
|
---|
| 937 | void httpd_task(intptr_t exinf)
|
---|
| 938 | {
|
---|
| 939 | ER ret, ret2;
|
---|
| 940 | struct httpd_state *s = &httpd_state[exinf];
|
---|
| 941 |
|
---|
| 942 | for (;;) {
|
---|
| 943 | ret2 = get_tim(&httpd_time);
|
---|
| 944 | if (ret2 != E_OK) {
|
---|
[442] | 945 | printf("get_tim\n");
|
---|
[279] | 946 | return;
|
---|
| 947 | }
|
---|
| 948 |
|
---|
| 949 | switch (s->state) {
|
---|
| 950 | case STATE_DISCONNECTED:
|
---|
| 951 | memset(&s->dst, 0, sizeof(s->dst));
|
---|
[436] | 952 | if ((ret = tcp_acp_cep(s->cepid, TCP_REPID, (T_IPV4EP *)s->dst, TMO_FEVR)) != E_OK) {
|
---|
[442] | 953 | printf("tcp_acp_cep(%d) => %d\n", s->cepid, ret);
|
---|
[436] | 954 | tslp_tsk(100 * 1000); // TODO
|
---|
[279] | 955 | s->state = STATE_CLOSING;
|
---|
| 956 | break;
|
---|
| 957 | }
|
---|
| 958 | IP2STR(s->addr, &((T_IPV4EP *)s->dst)->ipaddr);
|
---|
[442] | 959 | printf("connected: %s.%d\n", s->addr, ((T_IPV4EP *)s->dst)->portno);
|
---|
[279] | 960 | memset(&s->in, 0, sizeof(s->in));
|
---|
| 961 | memset(&s->out, 0, sizeof(s->out));
|
---|
| 962 | s->in.timer = httpd_time;
|
---|
| 963 | s->state = STATE_CONNECTED;
|
---|
| 964 | break;
|
---|
| 965 | case STATE_CONNECTED:
|
---|
| 966 | handle_input(s);
|
---|
| 967 | handle_output(s);
|
---|
| 968 | break;
|
---|
| 969 | case STATE_WEBSOCKET:
|
---|
| 970 | handle_input(s);
|
---|
| 971 | handle_ws_output(s);
|
---|
| 972 | break;
|
---|
| 973 | case STATE_CLOSING:
|
---|
[442] | 974 | printf("close: %s.%d\n", s->addr, ((T_IPV4EP *)s->dst)->portno);
|
---|
[279] | 975 | tcp_sht_cep(s->cepid);
|
---|
| 976 | tcp_cls_cep(s->cepid, TMO_FEVR);
|
---|
| 977 |
|
---|
| 978 | if (s->reset) {
|
---|
| 979 | s->reset = 0;
|
---|
| 980 | s->state = STATE_RESET;
|
---|
| 981 | }
|
---|
| 982 | else {
|
---|
| 983 | s->state = STATE_DISCONNECTED;
|
---|
| 984 | }
|
---|
| 985 | break;
|
---|
| 986 | case STATE_RESET:
|
---|
[436] | 987 | cmd_execute(command, NULL);
|
---|
[279] | 988 | s->state = STATE_DISCONNECTED;
|
---|
| 989 | break;
|
---|
| 990 | }
|
---|
| 991 |
|
---|
| 992 | if (s->in.wait && s->out.wait) {
|
---|
[436] | 993 | tslp_tsk(100 * 1000);
|
---|
[279] | 994 | }
|
---|
| 995 | }
|
---|
| 996 | }
|
---|