X-Git-Url: https://git.stg.codes/stg.git/blobdiff_plain/2ed2a2ef4a6240f1828377c351378d0f0656dfa1..040deac4b8ae0728e3ff7635bb16595ec08d5817:/stglibs/srvconf.lib/netunit.cpp diff --git a/stglibs/srvconf.lib/netunit.cpp b/stglibs/srvconf.lib/netunit.cpp index 63bb8861..61dc5c69 100644 --- a/stglibs/srvconf.lib/netunit.cpp +++ b/stglibs/srvconf.lib/netunit.cpp @@ -25,14 +25,15 @@ */ //--------------------------------------------------------------------------- -#include -#include #include #include #include -#include "netunit.h" -#include "common.h" +#include +#include + +#include "stg/netunit.h" +#include "stg/common.h" //--------------------------------------------------------------------------- @@ -51,49 +52,11 @@ //--------------------------------------------------------------------------- NETTRANSACT::NETTRANSACT() + : port(0), + outerSocket(-1), + RxCallBack(NULL), + dataRxCallBack(NULL) { -RxCallBack = NULL; -} -//----------------------------------------------------------------------------- -void NETTRANSACT::EnDecryptInit(const char * passwd, int passwdLen, BLOWFISH_CTX *ctx) -{ -unsigned char * keyL = NULL;//[PASSWD_LEN]; // ��� ������ - -keyL = new unsigned char[PASSWD_LEN]; - -memset(keyL, 0, PASSWD_LEN); - -strncpy((char *)keyL, passwd, PASSWD_LEN); - -Blowfish_Init(ctx, keyL, PASSWD_LEN); - -delete[] keyL; -} -//----------------------------------------------------------------------------- -void NETTRANSACT::Encrypt(char * d, const char * s, BLOWFISH_CTX *ctx) -{ -/*unsigned char ss[8]; - -memcpy(ss, s, 8); - -Blowfish_Encrypt(ctx, (uint32_t *)ss, (uint32_t *)(ss + 4)); - -memcpy(d, ss, 8);*/ -EncodeString(d, s, ctx); - -} -//--------------------------------------------------------------------------- -void NETTRANSACT::Decrypt(char * d, const char * s, BLOWFISH_CTX *ctx) -{ -/*unsigned char ss[8]; - -memcpy(ss, s, 8); - -Blowfish_Decrypt(ctx, (uint32_t *)ss, (uint32_t *)(ss + 4)); - -memcpy(d, ss, 8);*/ -DecodeString(d, s, ctx); - } //--------------------------------------------------------------------------- int NETTRANSACT::Connect() @@ -103,25 +66,25 @@ int ret; outerSocket = socket(PF_INET, SOCK_STREAM, 0); if (outerSocket < 0) { - strcpy(errorMsg, CREATE_SOCKET_ERROR); + errorMsg = CREATE_SOCKET_ERROR; return st_conn_fail; } +struct sockaddr_in outerAddr; memset(&outerAddr, 0, sizeof(outerAddr)); -memset(&localAddr, 0, sizeof(localAddr)); struct hostent he; struct hostent * phe; unsigned long ip; -ip = inet_addr(server); +ip = inet_addr(server.c_str()); if (ip == INADDR_NONE) { - phe = gethostbyname(server); + phe = gethostbyname(server.c_str()); if (phe == NULL) { - sprintf(errorMsg, "DNS error.\nCan not reslove %s", server); + errorMsg = "DNS error.\nCan not reslove " + server; return st_dns_err; } @@ -136,7 +99,7 @@ ret = connect(outerSocket, (struct sockaddr*)&outerAddr, sizeof(outerAddr)); if (ret < 0) { - strcpy(errorMsg, CONNECT_FAILED); + errorMsg = CONNECT_FAILED; close(outerSocket); return st_conn_fail; } @@ -209,7 +172,7 @@ int ret; ret = send(outerSocket, STG_HEADER, strlen(STG_HEADER), 0); if (ret <= 0) { - strcpy(errorMsg, SEND_HEADER_ERROR); + errorMsg = SEND_HEADER_ERROR; return st_send_fail; } @@ -219,13 +182,12 @@ return st_ok; int NETTRANSACT::RxHeaderAnswer() { char buffer[sizeof(STG_HEADER)+1]; -int ret;//, we; +int ret; ret = recv(outerSocket, buffer, strlen(OK_HEADER), 0); if (ret <= 0) { - //we = WSAGetLastError(); - strcpy(errorMsg, RECV_HEADER_ANSWER_ERROR); + errorMsg = RECV_HEADER_ANSWER_ERROR; return st_recv_fail; } @@ -237,12 +199,12 @@ else { if (strncmp(ERR_HEADER, buffer, strlen(ERR_HEADER)) == 0) { - strcpy(errorMsg, INCORRECT_HEADER); + errorMsg = INCORRECT_HEADER; return st_header_err; } else { - strcpy(errorMsg, UNKNOWN_ERROR); + errorMsg = UNKNOWN_ERROR; return st_unknown_err; } } @@ -254,12 +216,12 @@ char loginZ[ADM_LOGIN_LEN]; int ret; memset(loginZ, 0, ADM_LOGIN_LEN); -strncpy(loginZ, login, ADM_LOGIN_LEN); +strncpy(loginZ, login.c_str(), ADM_LOGIN_LEN); ret = send(outerSocket, loginZ, ADM_LOGIN_LEN, 0); if (ret <= 0) { - strcpy(errorMsg, SEND_LOGIN_ERROR); + errorMsg = SEND_LOGIN_ERROR; return st_send_fail; } @@ -269,12 +231,12 @@ return st_ok; int NETTRANSACT::RxLoginAnswer() { char buffer[sizeof(OK_LOGIN)+1]; -int ret;//, we; +int ret; ret = recv(outerSocket, buffer, strlen(OK_LOGIN), 0); if (ret <= 0) { - strcpy(errorMsg, RECV_LOGIN_ANSWER_ERROR); + errorMsg = RECV_LOGIN_ANSWER_ERROR; return st_recv_fail; } @@ -286,12 +248,12 @@ else { if (strncmp(ERR_LOGIN, buffer, strlen(ERR_LOGIN)) == 0) { - strcpy(errorMsg, INCORRECT_LOGIN); + errorMsg = INCORRECT_LOGIN; return st_login_err; } else { - strcpy(errorMsg, UNKNOWN_ERROR); + errorMsg = UNKNOWN_ERROR; return st_unknown_err; } } @@ -300,26 +262,16 @@ else int NETTRANSACT::TxLoginS() { char loginZ[ADM_LOGIN_LEN]; -char ct[ENC_MSG_LEN]; -int ret; memset(loginZ, 0, ADM_LOGIN_LEN); -strncpy(loginZ, login, ADM_LOGIN_LEN); - BLOWFISH_CTX ctx; -EnDecryptInit(password, PASSWD_LEN, &ctx); - -for (int j = 0; j < ADM_LOGIN_LEN / ENC_MSG_LEN; j++) +InitContext(password.c_str(), PASSWD_LEN, &ctx); +EncryptString(loginZ, login.c_str(), std::min(login.length() + 1, ADM_LOGIN_LEN), &ctx); +if (send(outerSocket, loginZ, ADM_LOGIN_LEN, 0) <= 0) { - Encrypt(ct, loginZ + j*ENC_MSG_LEN, &ctx); - ret = send(outerSocket, ct, ENC_MSG_LEN, 0); - if (ret <= 0) - { - strcpy(errorMsg, SEND_LOGIN_ERROR); - return st_send_fail; - } + errorMsg = SEND_LOGIN_ERROR; + return st_send_fail; } - return st_ok; } //--------------------------------------------------------------------------- @@ -331,7 +283,7 @@ int ret; ret = recv(outerSocket, buffer, strlen(OK_LOGINS), 0); if (ret <= 0) { - strcpy(errorMsg, RECV_LOGIN_ANSWER_ERROR); + errorMsg = RECV_LOGIN_ANSWER_ERROR; return st_recv_fail; } @@ -343,12 +295,12 @@ else { if (strncmp(ERR_LOGINS, buffer, strlen(ERR_LOGINS)) == 0) { - strcpy(errorMsg, INCORRECT_LOGIN); + errorMsg = INCORRECT_LOGIN; return st_logins_err; } else { - strcpy(errorMsg, UNKNOWN_ERROR); + errorMsg = UNKNOWN_ERROR; return st_unknown_err; } } @@ -356,73 +308,20 @@ else //--------------------------------------------------------------------------- int NETTRANSACT::TxData(const char * text) { -char textZ[ENC_MSG_LEN]; -char ct[ENC_MSG_LEN]; -int ret; -int j; - -int n = strlen(text) / ENC_MSG_LEN; -int r = strlen(text) % ENC_MSG_LEN; - BLOWFISH_CTX ctx; -EnDecryptInit(password, PASSWD_LEN, &ctx); - -for (j = 0; j < n; j++) +InitContext(password.c_str(), PASSWD_LEN, &ctx); +size_t length = strlen(text); +char buffer[length + 9]; +memset(buffer, 0, sizeof(buffer)); +EncryptString(buffer, text, length + 1, &ctx); +if (send(outerSocket, buffer, sizeof(buffer), 0) <= 0) { - strncpy(textZ, text + j*ENC_MSG_LEN, ENC_MSG_LEN); - Encrypt(ct, textZ, &ctx); - ret = send(outerSocket, ct, ENC_MSG_LEN, 0); - if (ret <= 0) - { - strcpy(errorMsg, SEND_DATA_ERROR); - return st_send_fail; - } - } - -memset(textZ, 0, ENC_MSG_LEN); -if (r) - strncpy(textZ, text + j*ENC_MSG_LEN, ENC_MSG_LEN); - -EnDecryptInit(password, PASSWD_LEN, &ctx); - -Encrypt(ct, textZ, &ctx); -ret = send(outerSocket, ct, ENC_MSG_LEN, 0); -if (ret <= 0) - { - strcpy(errorMsg, SEND_DATA_ERROR); + errorMsg = SEND_DATA_ERROR; return st_send_fail; } - return st_ok; } //--------------------------------------------------------------------------- -int NETTRANSACT::TxData(char * data) -{ -char buff[ENC_MSG_LEN]; -char buffS[ENC_MSG_LEN]; -char passwd[ADM_PASSWD_LEN]; - -memset(passwd, 0, ADM_PASSWD_LEN); -strncpy(passwd, password, ADM_PASSWD_LEN); -memset(buff, 0, ENC_MSG_LEN); - -int l = strlen(data)/ENC_MSG_LEN; -if (strlen(data)%ENC_MSG_LEN) - l++; - -BLOWFISH_CTX ctx; -EnDecryptInit(passwd, PASSWD_LEN, &ctx); - -for (int j = 0; j < l; j++) - { - strncpy(buff, &data[j*ENC_MSG_LEN], ENC_MSG_LEN); - Encrypt(buffS, buff, &ctx); - send(outerSocket, buffS, ENC_MSG_LEN, 0); - } - -return 0; -} -//--------------------------------------------------------------------------- int NETTRANSACT::RxDataAnswer() { int n = 0; @@ -431,7 +330,7 @@ char bufferS[ENC_MSG_LEN]; char buffer[ENC_MSG_LEN + 1]; BLOWFISH_CTX ctx; -EnDecryptInit(password, PASSWD_LEN, &ctx); +InitContext(password.c_str(), PASSWD_LEN, &ctx); while (1) { @@ -439,15 +338,14 @@ while (1) if (ret <= 0) { close(outerSocket); - strcpy(errorMsg, RECV_DATA_ANSWER_ERROR); + errorMsg = RECV_DATA_ANSWER_ERROR; return st_recv_fail; } if (n == ENC_MSG_LEN) { - n = 0; - Decrypt(buffer, bufferS, &ctx); + DecryptBlock(buffer, bufferS, &ctx); buffer[ENC_MSG_LEN] = 0; answerList.push_back(buffer); @@ -470,17 +368,17 @@ while (1) //--------------------------------------------------------------------------- void NETTRANSACT::SetLogin(const char * l) { -strncpy(login, l, ADM_LOGIN_LEN); +login = l; } //--------------------------------------------------------------------------- void NETTRANSACT::SetPassword(const char * p) { -strncpy(password, p, ADM_PASSWD_LEN); +password = p; } //--------------------------------------------------------------------------- void NETTRANSACT::SetServer(const char * serverName) { -strncpy(server, serverName, SERVER_NAME_LEN); +server = serverName; } //--------------------------------------------------------------------------- void NETTRANSACT::SetServerPort(short unsigned p) @@ -494,7 +392,7 @@ RxCallBack = cb; dataRxCallBack = data; } //--------------------------------------------------------------------------- -char * NETTRANSACT::GetError() +const std::string & NETTRANSACT::GetError() const { return errorMsg; } @@ -504,4 +402,3 @@ void NETTRANSACT::Reset() answerList.clear(); } //--------------------------------------------------------------------------- -