From: "Nick S. Grechukh" <ngrechukh@ua.fm> To: community@altlinux.ru Subject: Re: [Comm] read from socket Date: Fri, 11 Feb 2005 14:41:33 +0200 Message-ID: <200502111441.39076.ngrechukh@ua.fm> (raw) In-Reply-To: <200502111243.06160.ngrechukh@ua.fm> [-- Attachment #1: Type: text/plain, Size: 997 bytes --] вот что-то в этом роде получилось, поругайте: typedef struct { char signature[8]; int command; size_t msgsize; } ctrl_header; int operate(int sock, sq_command command, void * response, size_t len_buff) { char *recvbuf; int n; ctrl_header hdr; memcpy(hdr.signature,"SQ1.0.00\n",10); hdr.command=1; hdr.msgsize=0; n = send(sock, &hdr, sizeof(hdr),0); n = recv(sock, &hdr, sizeof(hdr),MSG_WAITALL); if ((n==sizeof(hdr)) && (strncmp(hdr.signature,"SQ1.0.00\n",10)==0)){ if (hdr.msgsize>0){ if ((recvbuf=malloc(hdr.msgsize))!=NULL){ if ((n = recv(sock,recvbuf, hdr.msgsize, MSG_WAITALL))==hdr.msgsize){ if ((response!=NULL) && (len_buff>=0)) { memcpy(response,recvbuf,len_buff); } } else { //maybe socket error, count of received data<than promised } free(recvbuf); } else { // allocation error }; } } else { // maybe again socket error, or there is no squash on that side... } return(1); } [-- Attachment #2: Type: application/pgp-signature, Size: 190 bytes --]
next prev parent reply other threads:[~2005-02-11 12:41 UTC|newest] Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top 2005-02-11 9:59 Nick S. Grechukh 2005-02-11 10:35 ` Eugene Ostapets 2005-02-11 10:43 ` Nick S. Grechukh 2005-02-11 12:41 ` Nick S. Grechukh [this message] 2005-02-11 10:48 ` Nick S. Grechukh
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