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Side by Side Diff: native_client_sdk/src/libraries/nacl_io/kernel_proxy.h

Issue 12194030: Rename mount (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Fix whitespace Created 7 years, 10 months ago
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1 /* Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 /* Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 * Use of this source code is governed by a BSD-style license that can be 2 * Use of this source code is governed by a BSD-style license that can be
3 * found in the LICENSE file. 3 * found in the LICENSE file.
4 */ 4 */
5 #ifndef LIBRARIES_NACL_MOUNTS_KERNEL_PROXY_H_ 5 #ifndef LIBRARIES_NACL_IO_KERNEL_PROXY_H_
6 #define LIBRARIES_NACL_MOUNTS_KERNEL_PROXY_H_ 6 #define LIBRARIES_NACL_IO_KERNEL_PROXY_H_
7 7
8 #include <ppapi/c/pp_instance.h> 8 #include <ppapi/c/pp_instance.h>
9 #include <ppapi/c/ppb.h> 9 #include <ppapi/c/ppb.h>
10 #include <pthread.h> 10 #include <pthread.h>
11 #include <map> 11 #include <map>
12 #include <string> 12 #include <string>
13 #include <vector> 13 #include <vector>
14 14
15 #include "nacl_mounts/kernel_object.h" 15 #include "nacl_io/kernel_object.h"
16 #include "nacl_mounts/mount.h" 16 #include "nacl_io/mount.h"
17 #include "nacl_mounts/ostypes.h" 17 #include "nacl_io/ostypes.h"
18 #include "nacl_mounts/path.h" 18 #include "nacl_io/path.h"
19 19
20 class KernelHandle; 20 class KernelHandle;
21 class Mount; 21 class Mount;
22 class MountNode; 22 class MountNode;
23 class PepperInterface; 23 class PepperInterface;
24 24
25 // KernelProxy provide one-to-one mapping for libc kernel calls. Calls to the 25 // KernelProxy provide one-to-one mapping for libc kernel calls. Calls to the
26 // proxy will result in IO access to the provided Mount and MountNode objects. 26 // proxy will result in IO access to the provided Mount and MountNode objects.
27 class KernelProxy : protected KernelObject { 27 class KernelProxy : protected KernelObject {
28 public: 28 public:
(...skipping 10 matching lines...) Expand all
39 // KernelHandle and FD allocation and manipulation functions. 39 // KernelHandle and FD allocation and manipulation functions.
40 virtual int open(const char *path, int oflag); 40 virtual int open(const char *path, int oflag);
41 virtual int close(int fd); 41 virtual int close(int fd);
42 virtual int dup(int fd); 42 virtual int dup(int fd);
43 virtual int dup2(int fd, int newfd); 43 virtual int dup2(int fd, int newfd);
44 44
45 // System calls handled by KernelProxy (not mount-specific) 45 // System calls handled by KernelProxy (not mount-specific)
46 virtual int chdir(const char* path); 46 virtual int chdir(const char* path);
47 virtual char* getcwd(char* buf, size_t size); 47 virtual char* getcwd(char* buf, size_t size);
48 virtual char* getwd(char* buf); 48 virtual char* getwd(char* buf);
49 virtual int mount(const char *source, const char *target, 49 virtual int mount(const char *source, const char *target,
50 const char *filesystemtype, unsigned long mountflags, const void *data); 50 const char *filesystemtype, unsigned long mountflags, const void *data);
51 virtual int umount(const char *path); 51 virtual int umount(const char *path);
52 52
53 // System calls that take a path as an argument: 53 // System calls that take a path as an argument:
54 // The kernel proxy will look for the Node associated to the path. To 54 // The kernel proxy will look for the Node associated to the path. To
55 // find the node, the kernel proxy calls the corresponding mount's GetNode() 55 // find the node, the kernel proxy calls the corresponding mount's GetNode()
56 // method. The corresponding method will be called. If the node 56 // method. The corresponding method will be called. If the node
57 // cannot be found, errno is set and -1 is returned. 57 // cannot be found, errno is set and -1 is returned.
58 virtual int chmod(const char *path, mode_t mode); 58 virtual int chmod(const char *path, mode_t mode);
59 virtual int mkdir(const char *path, mode_t mode); 59 virtual int mkdir(const char *path, mode_t mode);
(...skipping 32 matching lines...) Expand 10 before | Expand all | Expand 10 after
92 protected: 92 protected:
93 MountFactoryMap_t factories_; 93 MountFactoryMap_t factories_;
94 int dev_; 94 int dev_;
95 PepperInterface* ppapi_; 95 PepperInterface* ppapi_;
96 96
97 static KernelProxy *s_instance_; 97 static KernelProxy *s_instance_;
98 98
99 DISALLOW_COPY_AND_ASSIGN(KernelProxy); 99 DISALLOW_COPY_AND_ASSIGN(KernelProxy);
100 }; 100 };
101 101
102 #endif // LIBRARIES_NACL_MOUNTS_KERNEL_PROXY_H_ 102 #endif // LIBRARIES_NACL_IO_KERNEL_PROXY_H_
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