--- libaitrpc/src/blob.c 2010/06/24 11:01:46 1.1.2.4 +++ libaitrpc/src/blob.c 2010/06/28 17:10:39 1.1.2.6 @@ -209,3 +209,109 @@ rpc_srv_recvBLOB(rpc_cli_t * __restrict cli, rpc_blob_ return ret; } + +// ------------------------------------------------------------ + +/* + * rpc_cli_sendBLOB() Send BLOB to server + * @cli = Client instance + * @var = BLOB variable + * @data = BLOB data + * return: -1 error, 0 ok, 1 remote error + */ +int +rpc_cli_sendBLOB(rpc_cli_t * __restrict cli, rpc_val_t * __restrict var, void * __restrict data) +{ + int ret, len; + uint8_t *pos; + struct tagBLOBHdr hdr; + fd_set fds; + struct timeval tv = { DEF_RPC_TIMEOUT, 0 }; + + if (!cli || !var || !data) { + rpc_SetErr(EINVAL, "Error:: invalid arguments ...\n"); + return -1; + } + + memcpy(&hdr.hdr_session, cli->cli_parent, sizeof(rpc_sess_t)); + hdr.hdr_cmd = set; + hdr.hdr_var = (uint32_t) RPC_GET_BLOB(var); + hdr.hdr_seq = 0; + hdr.hdr_len = var->val_len; + if (send(cli->cli_sock, &hdr, sizeof hdr, 0) == -1) { + LOGERR; + return -1; + } + + for (ret = var->val_len, pos = data; ret > 0; ret -= len, pos += len) + if ((len = send(cli->cli_sock, pos, ret > BLOBSIZ ? BLOBSIZ : ret, 0)) == -1) { + LOGERR; + return -1; + } + + FD_ZERO(&fds); + FD_SET(cli->cli_sock, &fds); + switch (select(cli->cli_sock + 1, &fds, NULL, NULL, &tv)) { + case -1: + LOGERR; + return -1; + case 0: + rpc_SetErr(ETIMEDOUT, "Error:: Timeout reached! Server not responde ...\n"); + return -1; + } + if (read(cli->cli_sock, &hdr, sizeof hdr) == -1) { + LOGERR; + return -1; + } + + return hdr.hdr_cmd == error; +} + +/* + * rpc_cli_recvBLOB() Receive BLOB from server + * @cli = Client instance + * @var = BLOB variable + * @data = BLOB data, must be free after use! + * return: -1 error, 0 ok, >0 unreceived data from server, may be error? + */ +int +rpc_cli_recvBLOB(rpc_cli_t * __restrict cli, rpc_val_t * __restrict var, void ** data) +{ + int ret, len; + uint8_t *pos; + fd_set fds; + struct timeval tv = { DEF_RPC_TIMEOUT, 0 }; + + if (!cli || !var || !data) { + rpc_SetErr(EINVAL, "Error:: invalid arguments ...\n"); + return -1; + } + + *data = malloc(var->val_len); + if (!*data) { + LOGERR; + return -1; + } else + memset(*data, 0, var->val_len); + + for (ret = var->val_len, pos = *data; ret > 0; ret -= len, pos += len) { + FD_ZERO(&fds); + FD_SET(cli->cli_sock, &fds); + len = select(cli->cli_sock + 1, &fds, NULL, NULL, &tv); + if (len < 1) { + LOGERR; + free(*data); + *data = NULL; + return -1; + } + + if ((len = recv(cli->cli_sock, pos, BLOBSIZ, 0)) == -1) { + LOGERR; + free(*data); + *data = NULL; + return -1; + } + } + + return ret; +}