1 | /* |
1 | /* |
2 | * libeio implementation |
2 | * libeio implementation |
3 | * |
3 | * |
4 | * Copyright (c) 2007,2008,2009,2010,2011,2012,2013 Marc Alexander Lehmann <libeio@schmorp.de> |
4 | * Copyright (c) 2007,2008,2009,2010,2011,2012,2013,2016 Marc Alexander Lehmann <libeio@schmorp.de> |
5 | * All rights reserved. |
5 | * All rights reserved. |
6 | * |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without modifica- |
7 | * Redistribution and use in source and binary forms, with or without modifica- |
8 | * tion, are permitted provided that the following conditions are met: |
8 | * tion, are permitted provided that the following conditions are met: |
9 | * |
9 | * |
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122 | #define chmod(path,mode) _chmod (path, mode) |
122 | #define chmod(path,mode) _chmod (path, mode) |
123 | #define dup(fd) _dup (fd) |
123 | #define dup(fd) _dup (fd) |
124 | #define dup2(fd1,fd2) _dup2 (fd1, fd2) |
124 | #define dup2(fd1,fd2) _dup2 (fd1, fd2) |
125 | #define pipe(fds) _pipe (fds, 4096, O_BINARY) |
125 | #define pipe(fds) _pipe (fds, 4096, O_BINARY) |
126 | |
126 | |
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127 | #define fcntl(fd,cmd,arg) EIO_ENOSYS () |
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128 | #define ioctl(fd,cmd,arg) EIO_ENOSYS () |
127 | #define fchmod(fd,mode) EIO_ENOSYS () |
129 | #define fchmod(fd,mode) EIO_ENOSYS () |
128 | #define chown(path,uid,gid) EIO_ENOSYS () |
130 | #define chown(path,uid,gid) EIO_ENOSYS () |
129 | #define fchown(fd,uid,gid) EIO_ENOSYS () |
131 | #define fchown(fd,uid,gid) EIO_ENOSYS () |
130 | #define truncate(path,offs) EIO_ENOSYS () /* far-miss: SetEndOfFile */ |
132 | #define truncate(path,offs) EIO_ENOSYS () /* far-miss: SetEndOfFile */ |
131 | #define ftruncate(fd,offs) EIO_ENOSYS () /* near-miss: SetEndOfFile */ |
133 | #define ftruncate(fd,offs) EIO_ENOSYS () /* near-miss: SetEndOfFile */ |
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1816 | : read (req->int1, req->ptr2, req->size); break; |
1818 | : read (req->int1, req->ptr2, req->size); break; |
1817 | case EIO_WRITE: req->result = req->offs >= 0 |
1819 | case EIO_WRITE: req->result = req->offs >= 0 |
1818 | ? pwrite (req->int1, req->ptr2, req->size, req->offs) |
1820 | ? pwrite (req->int1, req->ptr2, req->size, req->offs) |
1819 | : write (req->int1, req->ptr2, req->size); break; |
1821 | : write (req->int1, req->ptr2, req->size); break; |
1820 | |
1822 | |
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1823 | case EIO_FCNTL: req->result = fcntl (req->int1, (int) req->int2, req->ptr2); break; |
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1824 | case EIO_IOCTL: req->result = ioctl (req->int1, (unsigned long)req->int2, req->ptr2); break; |
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1825 | |
1821 | case EIO_READAHEAD: req->result = readahead (req->int1, req->offs, req->size); break; |
1826 | case EIO_READAHEAD: req->result = readahead (req->int1, req->offs, req->size); break; |
1822 | case EIO_SENDFILE: req->result = eio__sendfile (req->int1, req->int2, req->offs, req->size); break; |
1827 | case EIO_SENDFILE: req->result = eio__sendfile (req->int1, req->int2, req->offs, req->size); break; |
1823 | |
1828 | |
1824 | #if HAVE_AT |
1829 | #if HAVE_AT |
1825 | |
1830 | |
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2085 | eio_req *eio_write (int fd, void *buf, size_t length, off_t offset, int pri, eio_cb cb, void *data) |
2090 | eio_req *eio_write (int fd, void *buf, size_t length, off_t offset, int pri, eio_cb cb, void *data) |
2086 | { |
2091 | { |
2087 | REQ (EIO_WRITE); req->int1 = fd; req->offs = offset; req->size = length; req->ptr2 = buf; SEND; |
2092 | REQ (EIO_WRITE); req->int1 = fd; req->offs = offset; req->size = length; req->ptr2 = buf; SEND; |
2088 | } |
2093 | } |
2089 | |
2094 | |
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2095 | eio_req *eio_fcntl (int fd, int cmd, void *arg, int pri, eio_cb cb, void *data) |
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2096 | { |
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2097 | REQ (EIO_IOCTL); req->int1 = fd; req->int2 = cmd; req->ptr2 = arg; SEND; |
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2098 | } |
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2099 | |
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2100 | eio_req *eio_ioctl (int fd, unsigned long request, void *buf, int pri, eio_cb cb, void *data) |
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2101 | { |
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2102 | REQ (EIO_IOCTL); req->int1 = fd; req->int2 = request; req->ptr2 = buf; SEND; |
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2103 | } |
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2104 | |
2090 | eio_req *eio_fstat (int fd, int pri, eio_cb cb, void *data) |
2105 | eio_req *eio_fstat (int fd, int pri, eio_cb cb, void *data) |
2091 | { |
2106 | { |
2092 | REQ (EIO_FSTAT); req->int1 = fd; SEND; |
2107 | REQ (EIO_FSTAT); req->int1 = fd; SEND; |
2093 | } |
2108 | } |
2094 | |
2109 | |