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Side by Side Diff: src/trusted/plugin/plugin_error.h

Issue 7799028: Remove src/trusted/plugin (Closed) Base URL: svn://svn.chromium.org/native_client/trunk/src/native_client
Patch Set: fix gyp file for necessary -I Created 9 years, 3 months ago
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1 /*
2 * Copyright (c) 2011 The Native Client Authors. All rights reserved.
3 * Use of this source code is governed by a BSD-style license that can be
4 * found in the LICENSE file.
5 */
6
7 /*
8 * Error codes and data structures used to report errors when loading a nexe.
9 */
10
11 #ifndef NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_PLUGIN_ERROR_H
12 #define NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_PLUGIN_ERROR_H
13
14 #include <string>
15
16 namespace plugin {
17
18 // These error codes are reported via UMA so, if you edit them:
19 // 1) make sure you understand UMA, first.
20 // 2) update src/tools/histograms/histograms.xml in
21 // svn://svn.chromium.org/chrome-internal/trunk/src-internal
22 // Values are explicitly specified to make sure they don't shift around when
23 // edited, and also to make reading about:histograms easier.
24 enum PluginErrorCode {
25 ERROR_LOAD_SUCCESS = 0,
26 ERROR_LOAD_ABORTED = 1,
27 ERROR_UNKNOWN = 2,
28 ERROR_MANIFEST_RESOLVE_URL = 3,
29 ERROR_MANIFEST_LOAD_URL = 4,
30 ERROR_MANIFEST_STAT = 5,
31 ERROR_MANIFEST_TOO_LARGE = 6,
32 ERROR_MANIFEST_OPEN = 7,
33 ERROR_MANIFEST_MEMORY_ALLOC = 8,
34 ERROR_MANIFEST_READ = 9,
35 ERROR_MANIFEST_PARSING = 10,
36 ERROR_MANIFEST_SCHEMA_VALIDATE = 11,
37 ERROR_MANIFEST_GET_NEXE_URL = 12,
38 ERROR_NEXE_LOAD_URL = 13,
39 ERROR_NEXE_ORIGIN_PROTOCOL = 14,
40 ERROR_NEXE_FH_DUP = 15,
41 ERROR_NEXE_STAT = 16,
42 ERROR_ELF_CHECK_IO = 17,
43 ERROR_ELF_CHECK_FAIL = 18,
44 ERROR_SEL_LDR_INIT = 19,
45 ERROR_SEL_LDR_CREATE_LAUNCHER = 20,
46 ERROR_SEL_LDR_FD = 21,
47 ERROR_SEL_LDR_LAUNCH = 22,
48 // Deprecated, safe to reuse the # because never logged in UMA.
49 // ERROR_SEL_LDR_COMMUNICATION = 23,
50 ERROR_SEL_LDR_SEND_NEXE = 24,
51 ERROR_SEL_LDR_HANDLE_PASSING = 25,
52 ERROR_SEL_LDR_START_MODULE = 26,
53 ERROR_SEL_LDR_START_STATUS = 27,
54 ERROR_SRPC_CONNECTION_FAIL = 28,
55 ERROR_START_PROXY_CHECK_PPP = 29,
56 ERROR_START_PROXY_ALLOC = 30,
57 ERROR_START_PROXY_MODULE = 31,
58 ERROR_START_PROXY_INSTANCE = 32,
59 ERROR_SEL_LDR_COMMUNICATION_CMD_CHANNEL = 33,
60 ERROR_SEL_LDR_COMMUNICATION_REV_SETUP = 34,
61 ERROR_SEL_LDR_COMMUNICATION_WRAPPER = 35,
62 ERROR_SEL_LDR_COMMUNICATION_REV_SERVICE = 36,
63 ERROR_START_PROXY_CRASH = 37,
64 // If you add a code, read the enum comment above on how to update histograms.
65 ERROR_MAX
66 };
67
68 class ErrorInfo {
69 public:
70 ErrorInfo() {
71 Reset();
72 }
73
74 void Reset() {
75 SetReport(ERROR_UNKNOWN, "");
76 }
77
78 void SetReport(PluginErrorCode error_code, const std::string& message) {
79 error_code_ = error_code;
80 message_ = message;
81 }
82
83 PluginErrorCode error_code() const {
84 return error_code_;
85 }
86
87 void PrependMessage(const std::string& prefix) {
88 message_ = prefix + message_;
89 }
90
91 const std::string& message() const {
92 return message_;
93 }
94
95 private:
96 PluginErrorCode error_code_;
97 std::string message_;
98 NACL_DISALLOW_COPY_AND_ASSIGN(ErrorInfo);
99 };
100
101 } // namespace plugin
102
103 #endif // NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_PLUGIN_ERROR_H
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