version 1.1.2.1, 2010/06/23 15:07:15
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version 1.1.2.3, 2010/06/23 17:29:07
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#include "global.h" |
#include "global.h" |
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/* |
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* rpc_srv_blobMap() Map blob to memory region |
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* @srv = RPC Server instance |
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* @blob = Map to this BLOB element |
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* return: -1 error or 0 ok |
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*/ |
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inline int |
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rpc_srv_blobMap(rpc_srv_t * __restrict srv, rpc_blob_t * __restrict blob) |
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{ |
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int f; |
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struct stat sb; |
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char szFName[MAXPATHLEN]; |
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if (!blob) { |
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rpc_SetErr(EINVAL, "Error:: invalid arguments ...\n"); |
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return -1; |
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} |
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memset(szFName, 0, MAXPATHLEN); |
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snprintf(szFName, MAXPATHLEN, BLOB_FILE, srv->srv_blob.dir, blob->blob_var); |
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f = open(szFName, O_RDONLY); |
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if (f == -1) { |
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LOGERR; |
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return -1; |
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} |
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if (fstat(f, &sb) == -1) { |
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LOGERR; |
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close(f); |
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return -1; |
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} |
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blob->blob_data = mmap(NULL, sb.st_size, PROT_READ, MAP_PRIVATE, f, 0); |
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if (blob->blob_data == MAP_FAILED) { |
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LOGERR; |
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close(f); |
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blob->blob_data = NULL; |
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return -1; |
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} else { |
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blob->blob_len = sb.st_size; |
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close(f); |
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} |
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return 0; |
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} |
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/* |
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* rpc_srv_blobUnmap() Unmap blob memory region |
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* @blob = Mapped BLOB element |
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* return: none |
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*/ |
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inline void |
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rpc_srv_blobUnmap(rpc_blob_t * __restrict blob) |
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{ |
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if (!blob || !blob->blob_data) |
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rpc_SetErr(EINVAL, "Error:: invalid arguments ...\n"); |
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else { |
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munmap(blob->blob_data, blob->blob_len); |
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blob->blob_data = NULL; |
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blob->blob_len = 0; |
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} |
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} |
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/* |
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* rpc_srv_blobFree() Free blob from disk & memory |
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* @srv = RPC Server instance |
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* @blob = Mapped BLOB element |
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* return: -1 error or 0 ok |
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*/ |
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inline int |
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rpc_srv_blobFree(rpc_srv_t * __restrict srv, rpc_blob_t * __restrict blob) |
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{ |
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char szFName[MAXPATHLEN]; |
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if (!blob) { |
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rpc_SetErr(EINVAL, "Error:: invalid arguments ...\n"); |
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return -1; |
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} |
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if (blob->blob_data) |
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rpc_srv_blobUnmap(blob); |
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memset(szFName, 0, MAXPATHLEN); |
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snprintf(szFName, MAXPATHLEN, BLOB_FILE, srv->srv_blob.dir, blob->blob_var); |
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if (remove(szFName) == -1) { |
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LOGERR; |
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return -1; |
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} |
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return 0; |
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} |
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// ------------------------------------------------------------ |
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/* |
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* rpc_srv_sendBLOB() Send mapped BLOB to client |
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* @cli = Client instance |
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* @blob = Mapped BLOB element |
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* return: -1 error, 0 ok |
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*/ |
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int |
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rpc_srv_sendBLOB(rpc_cli_t * __restrict cli, rpc_blob_t * __restrict blob) |
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{ |
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int ret, len; |
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uint8_t *pos; |
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if (!cli || !blob || !blob->blob_data) { |
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rpc_SetErr(EINVAL, "Error:: invalid arguments ...\n"); |
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return -1; |
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} |
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for (ret = blob->blob_len, pos = blob->blob_data; ret > 0; ret -= len, pos += len) |
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if ((len = send(cli->cli_sock, pos, ret > BLOBSIZ ? BLOBSIZ : ret, 0)) == -1) { |
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LOGERR; |
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return -1; |
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} |
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return ret; |
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} |
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/* |
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* rpc_srv_recvBLOB() Receive BLOB from client |
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* @cli = Client instance |
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* return: -1 error, 0 ok |
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*/ |
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int |
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rpc_srv_recvBLOB(rpc_cli_t * __restrict cli) |
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{ |
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int ret, len; |
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uint8_t *pos; |
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rpc_srv_t *s; |
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if (!cli || !cli->cli_parent) { |
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rpc_SetErr(EINVAL, "Error:: invalid arguments ...\n"); |
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return -1; |
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} else |
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s = cli->cli_parent; |
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return ret; |
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} |