1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
|
//
// Copyright 2013-2014 Ettus Research LLC
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
#include <uhd/transport/nirio/nifpga_lvbitx.h>
#include <string>
#include <iostream>
#include <fstream>
#include <streambuf>
#include <boost/foreach.hpp>
#include <boost/format.hpp>
#include <boost/filesystem.hpp>
#include <boost/algorithm/string.hpp>
#include <boost/regex.hpp>
namespace uhd { namespace niusrprio {
std::string nifpga_lvbitx::_get_bitstream_checksum(const std::string& file_path)
{
std::string checksum;
std::ifstream lvbitx_stream(file_path.c_str());
if (lvbitx_stream.is_open()) {
std::string lvbitx_contents;
lvbitx_stream.seekg(0, std::ios::end);
lvbitx_contents.reserve(static_cast<size_t>(lvbitx_stream.tellg()));
lvbitx_stream.seekg(0, std::ios::beg);
lvbitx_contents.assign((std::istreambuf_iterator<char>(lvbitx_stream)), std::istreambuf_iterator<char>());
try {
boost::smatch md5_match;
if (boost::regex_search(lvbitx_contents, md5_match, boost::regex("<BitstreamMD5>([a-zA-Z0-9]{32})<\\/BitstreamMD5>", boost::regex::icase))) {
checksum = std::string(md5_match[1].first, md5_match[1].second);
}
} catch (boost::exception&) {
checksum = "";
}
}
boost::to_upper(checksum);
return checksum;
}
#ifdef UHD_PLATFORM_WIN32
#include <windows.h>
std::string _get_path_from_registry(const std::string& registry_key_path)
{
boost::smatch reg_key_match;
//If a substring in the search path is enclosed in [] (square brackets) then it is interpreted as a registry path
if (not boost::regex_search(registry_key_path, reg_key_match, boost::regex("\\[(.+)\\](.*)", boost::regex::icase)))
return std::string();
std::string reg_key_path = std::string(reg_key_match[1].first, reg_key_match[1].second);
std::string path_suffix = std::string(reg_key_match[2].first, reg_key_match[2].second);
//Split the registry path into parent, key-path and value.
boost::smatch reg_parent_match;
if (not boost::regex_search(reg_key_path, reg_parent_match, boost::regex("^(.+?)\\\\(.+)\\\\(.+)$", boost::regex::icase)))
return std::string();
std::string reg_parent = std::string(reg_parent_match[1].first, reg_parent_match[1].second);
std::string reg_path = std::string(reg_parent_match[2].first, reg_parent_match[2].second);
std::string reg_val_name = std::string(reg_parent_match[3].first, reg_parent_match[3].second);
HKEY hkey_parent = HKEY_LOCAL_MACHINE;
if (reg_parent == "HKEY_LOCAL_MACHINE") hkey_parent = HKEY_LOCAL_MACHINE;
else if (reg_parent == "HKEY_CURRENT_USER") hkey_parent = HKEY_CURRENT_USER;
else if (reg_parent == "HKEY_CLASSES_ROOT") hkey_parent = HKEY_CLASSES_ROOT;
else if (reg_parent == "HKEY_CURRENT_CONFIG") hkey_parent = HKEY_CURRENT_CONFIG;
else if (reg_parent == "HKEY_USERS") hkey_parent = HKEY_CURRENT_USER;
TCHAR value_buff[1024];
DWORD value_buff_size = 1024*sizeof(TCHAR);
//Get a handle to the key location
HKEY hkey_location;
if (RegOpenKeyExA(hkey_parent, reg_path.c_str(), NULL, KEY_QUERY_VALUE, &hkey_location) != ERROR_SUCCESS)
return std::string();
//Query key value
DWORD dw_type = REG_SZ;
if(RegQueryValueExA(hkey_location, reg_val_name.c_str(), NULL, &dw_type, (LPBYTE)value_buff, &value_buff_size) == ERROR_SUCCESS) {
RegCloseKey(hkey_location);
if (value_buff_size >= 1024*sizeof(TCHAR)) {
return std::string();
} else {
std::string return_value(value_buff, value_buff_size-1); //value_buff_size includes the null terminator
return_value += path_suffix;
return return_value;
}
} else {
return std::string();
}
}
#endif /*UHD_PLATFORM_WIN32*/
std::string nifpga_lvbitx::_get_fpga_images_dir(const std::string search_paths)
{
std::vector<std::string> search_path_vtr;
boost::split(search_path_vtr, search_paths, boost::is_any_of(","));
std::string lvbitx_dir;
//Traverse through the list of search paths. Priority: lexical
BOOST_FOREACH(std::string& search_path, search_path_vtr) {
boost::algorithm::trim(search_path);
if (search_path.empty()) continue;
#ifdef UHD_PLATFORM_WIN32
lvbitx_dir = _get_path_from_registry(search_path);
if (lvbitx_dir.empty()) {
//Could not read from the registry due to missing key, invalid values, etc
//Just use the search path. The is_directory check will fail if this is a
//registry path and we will move on to the next item in the list.
lvbitx_dir = search_path;
}
#else
lvbitx_dir = search_path;
#endif
//If the current directory exists then stop traversing the search path list.
if (boost::filesystem::is_directory(lvbitx_dir)) break;
}
return lvbitx_dir;
}
}}
|
