From b0d93f5f420e138b430cd34cff99972da64ea83f Mon Sep 17 00:00:00 2001 From: Yohan Boujon Date: Wed, 11 Jan 2023 16:01:50 +0100 Subject: [PATCH 1/3] suppression du socket client --- puit.c | 14 ++++---------- 1 file changed, 4 insertions(+), 10 deletions(-) diff --git a/puit.c b/puit.c index d36501e..968bbf5 100644 --- a/puit.c +++ b/puit.c @@ -16,7 +16,7 @@ void initSocket(); int sock; char buffer[1024]; struct hostent *hp; -struct sockaddr_in socketClient,socketServer; +struct sockaddr_in socketServer; int main(void) { @@ -25,7 +25,6 @@ int main(void) printf("échec création du socket\n"); exit(1); } - memset(&socketClient, 0, sizeof(socketClient)); memset(&socketServer, 0, sizeof(socketServer)); initSocket(); @@ -38,9 +37,9 @@ int main(void) } int n; - unsigned int lg_socketClient = sizeof(socketClient); + unsigned int lg_socketServer = sizeof(socketServer); - n = recvfrom(sock, (char *)buffer, 1024, 0, (struct sockaddr*) &socketClient,&lg_socketClient); + n = recvfrom(sock, (char *)buffer, 1024, 0, (struct sockaddr*) &socketServer,&lg_socketServer); buffer[n] = '\0'; printf("Server : %s\n", buffer); close(sock); @@ -51,10 +50,5 @@ void initSocket() { socketServer.sin_family=AF_INET; socketServer.sin_port=htons(PORT_NUM); - if((hp = gethostbyname("localhost")) == NULL) - { - printf("erreur gethostbyname\n"); - exit(1); - } - memcpy((char*)&(socketServer.sin_addr.s_addr),hp->h_addr_list[0],hp->h_length); + socketServer.sin_addr.s_addr=INADDR_ANY; } \ No newline at end of file From 66bbb8e28112bab03ddcf7f1caf7f3846a907427 Mon Sep 17 00:00:00 2001 From: Yohan Boujon Date: Wed, 11 Jan 2023 16:05:19 +0100 Subject: [PATCH 2/3] =?UTF-8?q?un=20seul=20socket=20utilis=C3=A9=20et=20ch?= =?UTF-8?q?angement=20des=20noms?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- puit | Bin 0 -> 25600 bytes source | Bin 0 -> 25608 bytes 2 files changed, 0 insertions(+), 0 deletions(-) create mode 100755 puit create mode 100755 source diff --git a/puit b/puit new file mode 100755 index 0000000000000000000000000000000000000000..842cde3f7fc9a222bf7da54cd44f30388d17e73d GIT binary patch literal 25600 zcmeHPeQX@X6`wnEiGjqqd_WHZWD^3)2f5fLNezf(9en5|q-Sh*mVDC^j)l09BRgm!g)c7A2A`+SIf_(?WB7Z|1$b z-Sur$RaGm>j^%y(e)Ha&nK!e0J3DXZa~)ec{XU=INdC1JXpD#p~RhrS7hm3VNY(qp=Z${R-^OjIv~ z5z5k5SCPmC33u~OD$lJSrpcd7i4|)z>D~?N)@I^sGU;q- zV9h|whBX`3g^Rgxvn&_u)d>GMrnfX?ce>yv;2Qip({cc6)d#U!IF6B8_*@tKY8PDOOJ-5z6NN&qAQA&JLgWkSteF%jg9B)T z=-Se~xy@(}H;30(&Tm`?X8QVbSu$fl#h|C_Du2Gp8IA!TNOke-?RsB%B(O z{CAPZ$Iz*~idu&E|DF4<&Cc&S=Y%&0Xq=b56VggvxiSj#zA2J=-{G})o3hPF_wX| zQyu5f+=0M$(26{=`y9Bx^(ZPnk0l(#7Zb-vb!le~$PagXaG>LZ$YUpm5L8(s9|yat z2G9SaTs{z}16xq;Pk@o|D`VK`w>;yJVH55n{mCz4mee+%ecj{@zpgNUL1 zU4Zc#(sIm#|GiM&5ulo2`mMI+CuKGwUh+KPdBF34=K;?Ho(DV+cpmUP;CaCF!2hKOj=&-* zrXivnD~Pd%nC2(~6E$6)VO%Aq(+hM-uaHN`-l+J+#B(g)mBfcAALnP7IRD-A^Aqa_M{X&Wrml0)x3(+#+$|EG6{Z31+Ixpo|NQ`^M z6q=<=%J?MJhwF{=Q%oG2$mPRwr)2)jR_z7Ym;MlI#<-QxEO_gsL-lIBTUpZw0G|rjUlHsv_`33Co z_@7vyV=ZddCrD*sAcC9BuSlP1t@>~t(^@iI*Tom8GuQPDm5JAm%|H1j=$z`eApA{; 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charset=UTF-8 Content-Transfer-Encoding: 8bit --- main.c | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++ puit | Bin 25600 -> 0 bytes source | Bin 25608 -> 25608 bytes source.c | 12 ++++++------ tsock.c | 22 ++++++++++++++++++++++ tsock.h | 17 +++++++++++++++++ 6 files changed, 96 insertions(+), 6 deletions(-) create mode 100644 main.c delete mode 100755 puit create mode 100644 tsock.c create mode 100644 tsock.h diff --git a/main.c b/main.c new file mode 100644 index 0000000..b5c2637 --- /dev/null +++ b/main.c @@ -0,0 +1,51 @@ +#include "tsock.h" + +int main (int argc, char **argv) +{ + int c; + extern char *optarg; + extern int optind; + int nb_message = -1; /* Nb de messages à envoyer ou à recevoir, par défaut : 10 en émission, infini en réception */ + int source = -1 ; /* 0=puits, 1=source */ + while ((c = getopt(argc, argv, "pn:s")) != -1) { + switch (c) { + case 'p': + if (source != -1) { + printf("usage: cmd [-p|-s][-n ##]\n"); + exit(1); + } + source = 0; + break; + case 's': + if (source != -1) { + printf("usage: cmd [-p|-s][-n ##]\n"); + exit(1) ; + } + source = 1; + break; + case 'n': + nb_message = atoi(optarg); + break; + default: + printf("usage: cmd [-p|-s][-n ##]\n"); + break; + } + } + + if (source == -1) { + printf("usage: cmd [-p|-s][-n ##]\n"); + exit(1); + } + + setNbMessage(&nb_message,source); + printInfo(nb_message,source); + + if(source) + { + printf("Source : %d\n",nb_message); + } + else + { + printf("Puit : %d\n",nb_message); + } +} \ No newline at end of file diff --git a/puit b/puit deleted file mode 100755 index 842cde3f7fc9a222bf7da54cd44f30388d17e73d..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 25600 zcmeHPeQX@X6`wnEiGjqqd_WHZWD^3)2f5fLNezf(9en5|q-Sh*mVDC^j)l09BRgm!g)c7A2A`+SIf_(?WB7Z|1$b z-Sur$RaGm>j^%y(e)Ha&nK!e0J3DXZa~)ec{XU=INdC1JXpD#p~RhrS7hm3VNY(qp=Z${R-^OjIv~ z5z5k5SCPmC33u~OD$lJSrpcd7i4|)z>D~?N)@I^sGU;q- zV9h|whBX`3g^Rgxvn&_u)d>GMrnfX?ce>yv;2Qip({cc6)d#U!IF6B8_*@tKY8PDOOJ-5z6NN&qAQA&JLgWkSteF%jg9B)T z=-Se~xy@(}H;30(&Tm`?X8QVbSu$fl#h|C_Du2Gp8IA!TNOke-?RsB%B(O z{CAPZ$Iz*~idu&E|DF4<&Cc&S=Y%&0Xq=b56VggvxiSj#zA2J=-{G})o3hPF_wX| zQyu5f+=0M$(26{=`y9Bx^(ZPnk0l(#7Zb-vb!le~$PagXaG>LZ$YUpm5L8(s9|yat z2G9SaTs{z}16xq;Pk@o|D`VK`w>;yJVH55n{mCz4mee+%ecj{@zpgNUL1 zU4Zc#(sIm#|GiM&5ulo2`mMI+CuKGwUh+KPdBF34=K;?Ho(DV+cpmUP;CaCF!2hKOj=&-* zrXivnD~Pd%nC2(~6E$6)VO%Aq(+hM-uaHN`-l+J+#B(g)mBfcAALnP7IRD-A^Aqa_M{X&Wrml0)x3(+#+$|EG6{Z31+Ixpo|NQ`^M z6q=<=%J?MJhwF{=Q%oG2$mPRwr)2)jR_z7Ym;MlI#<-QxEO_gsL-lIBTUpZw0G|rjUlHsv_`33Co z_@7vyV=ZddCrD*sAcC9BuSlP1t@>~t(^@iI*Tom8GuQPDm5JAm%|H1j=$z`eApA{; 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int sock; int lg_emis; struct hostent *hp; -struct sockaddr_in socketServer; +struct sockaddr_in socketClient; int main(void) { @@ -24,9 +24,9 @@ int main(void) printf("échec création du socket\n"); exit(1); } - memset(&socketServer, 0, sizeof(socketServer)); + memset(&socketClient, 0, sizeof(socketClient)); initSocket(); - lg_emis=sendto(sock, "aaaaa", 6, 0, (struct sockaddr*)&socketServer, sizeof(socketServer)); + lg_emis=sendto(sock, "aaaaa", 6, 0, (struct sockaddr*)&socketClient, sizeof(socketClient)); printf("lgemis = %d\n",lg_emis); close(sock); return 0; @@ -34,12 +34,12 @@ int main(void) void initSocket() { - socketServer.sin_family=AF_INET; - socketServer.sin_port=htons(PORT_NUM); + socketClient.sin_family=AF_INET; + socketClient.sin_port=htons(PORT_NUM); if((hp = gethostbyname("localhost")) == NULL) { printf("erreur gethostbyname\n"); exit(1); } - memcpy((char*)&(socketServer.sin_addr.s_addr),hp->h_addr_list[0],hp->h_length); + memcpy((char*)&(socketClient.sin_addr.s_addr),hp->h_addr_list[0],hp->h_length); } \ No newline at end of file diff --git a/tsock.c b/tsock.c new file mode 100644 index 0000000..9db2872 --- /dev/null +++ b/tsock.c @@ -0,0 +1,22 @@ +#include "tsock.h" + +void setNbMessage(int * nb, int source) +{ + if((*nb == -1) && (source)) + { + *nb = 10; + } +} + +void printInfo(int nb, int source) +{ + if(source) + { + printf("tsock lance en mode source, nombre de tampons à envoyer : %d\n", nb); + } + else + { + printf("tsock lance en mode puit, nombre de tampons à recevoir :"); + nb != -1 ? printf("%d\n", nb) : printf("infini\n"); + } +} \ No newline at end of file diff --git a/tsock.h b/tsock.h new file mode 100644 index 0000000..da163c4 --- /dev/null +++ b/tsock.h @@ -0,0 +1,17 @@ +#ifndef HEADER_TSOCK +#define HEADER_TSOCK + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +void setNbMessage(int * nb, int source); +void printInfo(int nb, int source); + +#endif \ No newline at end of file