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authorNicolas Pennequin <nicolas.pennequin@free.fr>2008-07-11 16:51:25 +0000
committerNicolas Pennequin <nicolas.pennequin@free.fr>2008-07-11 16:51:25 +0000
commitca5bb76d2b8f65aa97e50b633f828c1deb241526 (patch)
tree453a1b2de3a0dc0d0b2f7080d10d033bf8fbcdf1 /utils/zenutils/source/shared/firmware.cpp
parent141774be48940d56e3ad4dbf451d245b61d4f8b2 (diff)
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Delete the svn:executable property and set svn:eol-style to native for all those text files.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18012 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'utils/zenutils/source/shared/firmware.cpp')
-rw-r--r--[-rwxr-xr-x]utils/zenutils/source/shared/firmware.cpp774
1 files changed, 387 insertions, 387 deletions
diff --git a/utils/zenutils/source/shared/firmware.cpp b/utils/zenutils/source/shared/firmware.cpp
index 7767b55..811b814 100755..100644
--- a/utils/zenutils/source/shared/firmware.cpp
+++ b/utils/zenutils/source/shared/firmware.cpp
@@ -1,387 +1,387 @@
-/* zenutils - Utilities for working with creative firmwares.
- * Copyright 2007 (c) Rasmus Ry <rasmus.ry{at}gmail.com>
- *
- * 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 2 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include "firmware.h"
-#include <iostream>
-#include <stdexcept>
-
-
-zen::firmware_entry::firmware_entry(bool big_endian)
- : _big_endian(big_endian)
-{
-}
-
-zen::firmware_entry::firmware_entry(const firmware_entry& copy)
-{
- assign(copy);
-}
-
-zen::firmware_entry& zen::firmware_entry::operator=(const firmware_entry& right)
-{
- assign(right);
- return *this;
-}
-
-
-bool zen::firmware_entry::read(std::istream& is)
-{
- // Read the header.
- is.read((char*)&_header, sizeof(firmware_header_t));
- if (!is.good())
- return false;
-
- // If the firmware is big-endian, swap the header values to little-endian.
- if (_big_endian)
- {
- _header.tag = shared::swap(_header.tag);
- if (_header.tag != 'NULL')
- {
- _header.size = shared::swap(_header.size);
- }
- }
-
- // Resize the bytes buffer to the size specified in the header.
- _bytes.resize(_header.size);
-
- // Read the entry contents.
- is.read(reinterpret_cast<char*>(&_bytes[0]),
- _header.size);
-
- return is.good();
-}
-
-bool zen::firmware_entry::write(std::ostream& os) const
-{
- // Form a header using the current size of the bytes buffer.
- firmware_header_t header = {
- _header.tag,
- static_cast<dword>(_bytes.size())
- };
-
- // If the firmware is big-endian, swap the header values back into big-endian.
- if (_big_endian)
- {
- if (header.tag != 'NULL')
- {
- header.size = shared::swap(header.size);
- }
- header.tag = shared::swap(header.tag);
- }
-
- // Write the header.
- os.write((const char*)&header, sizeof(firmware_header_t));
- if (!os.good())
- return false;
-
- // Write the entry contents.
- os.write(reinterpret_cast<const char*>(&_bytes[0]),
- static_cast<std::streamsize>(_bytes.size()));
-
- return os.good();
-}
-
-
-bool zen::firmware_entry::is_big_endian() const
-{
- return _big_endian;
-}
-
-const zen::firmware_header_t& zen::firmware_entry::get_header() const
-{
- return _header;
-}
-zen::firmware_header_t& zen::firmware_entry::get_header()
-{
- return _header;
-}
-
-const shared::bytes& zen::firmware_entry::get_bytes() const
-{
- return _bytes;
-}
-shared::bytes& zen::firmware_entry::get_bytes()
-{
- return _bytes;
-}
-
-
-std::string zen::firmware_entry::get_name() const
-{
- char name[5];
- *(dword*)name = shared::swap(_header.tag);
- name[4] = '\0';
-
- // Determine if all characters in the tag are printable.
- bool isprintable = true;
- for (int i = 0; i < 4; i++)
- {
- if (!isprint((byte)name[i]))
- {
- isprintable = false;
- break;
- }
- }
-
- // If they are, simply return the tag as a string.
- if (isprintable)
- {
- return std::string(name);
- }
-
- // Otherwise, encode the tag into a hexadecimal string.
- char buffer[11];
- sprintf(buffer, "0x%08x", _header.tag);
- return std::string(buffer);
-}
-
-std::string zen::firmware_entry::get_content_name() const
-{
- std::string name = get_name();
- if (name == "DATA")
- {
- name = "";
- int nameoff = is_big_endian() ? 1 : 0;
- for (int i = 0; i < 16; i++)
- {
- char c = get_bytes()[i * 2 + nameoff];
- if (!c)
- break;
- name += c;
- }
- }
- else if (name == "EXT0")
- {
- name = "";
- int nameoff = is_big_endian() ? 1 : 0;
- for (int i = 0; i < 12; i++)
- {
- char c = get_bytes()[i * 2 + nameoff];
- if (!c)
- break;
- name += c;
- }
- }
- return name;
-}
-
-size_t zen::firmware_entry::get_content_offset() const
-{
- std::string name = get_name();
- if (name == "DATA")
- {
- return 32;
- }
- else if (name == "EXT0")
- {
- return 24;
- }
- return 0;
-}
-
-size_t zen::firmware_entry::calc_size() const
-{
- return _bytes.size() + sizeof(firmware_header_t);
-}
-
-
-void zen::firmware_entry::assign(const firmware_entry& copy)
-{
- _big_endian = copy._big_endian;
- _header.tag = copy._header.tag;
- _header.size = copy._header.size;
- _bytes.assign(copy._bytes.begin(), copy._bytes.end());
-}
-
-
-
-zen::firmware_archive::firmware_archive(bool big_endian)
- : _big_endian(big_endian)
-{
-}
-
-zen::firmware_archive::firmware_archive(const firmware_archive& copy)
-{
- assign(copy);
-}
-
-zen::firmware_archive& zen::firmware_archive::operator=(const firmware_archive& right)
-{
- assign(right);
- return *this;
-}
-
-
-bool zen::firmware_archive::read(std::istream& is)
-{
- // Read the root entry's header.
- firmware_header_t root;
- is.read((char*)&root, sizeof(firmware_header_t));
- if (!is.good())
- return false;
-
- if ((root.tag != 'CIFF') && (root.tag != 'FFIC'))
- {
- throw std::runtime_error("Invalid firmware archive format!");
- }
-
- _big_endian = root.tag == 'FFIC' ? true : false;
- if (_big_endian)
- {
- root.tag = shared::swap(root.tag);
- root.size = shared::swap(root.size);
- }
-
- // Save the current stream position.
- std::istream::pos_type endpos = is.tellg();
- std::istream::pos_type curpos = endpos;
- endpos += std::istream::pos_type(root.size);
-
- // Read untill the end of the root entry contents.
- while (curpos < endpos)
- {
- firmware_entry entry(_big_endian);
- if (!entry.read(is))
- return false;
-
- _children.push_back(entry);
- curpos = is.tellg();
- }
-
- curpos = is.tellg();
- is.seekg(0, std::ios::end);
- endpos = is.tellg();
- is.seekg(curpos);
-
- // Read untill the end of the file.
- while (((size_t)curpos + sizeof(firmware_header_t)) < endpos)
- {
- firmware_entry entry(_big_endian);
- if (!entry.read(is))
- return false;
-
- _neighbours.push_back(entry);
- curpos = is.tellg();
- }
-
- return true;
-}
-
-bool zen::firmware_archive::write(std::ostream& os) const
-{
- // Read the root entry's header.
- firmware_header_t root = {'CIFF', 0};
-
- // Calculate the total size of all the children entries.
- for (firmware_entries::const_iterator i = _children.begin();
- i != _children.end(); ++i)
- {
- root.size += i->calc_size();
- }
-
- // If the firmware is big-endian, swap the header values back into big-endian.
- if (_big_endian)
- {
- root.tag = shared::swap(root.tag);
- root.size = shared::swap(root.size);
- }
-
- // Write the header.
- os.write((const char*)&root, sizeof(firmware_header_t));
- if (!os.good())
- return false;
-
- // Write all the child entries.
- for (firmware_entries::const_iterator i = _children.begin();
- i != _children.end(); ++i)
- {
- if (!i->write(os))
- return false;
- }
-
- // Write all the neighbour entries.
- for (firmware_entries::const_iterator i = _neighbours.begin();
- i != _neighbours.end(); ++i)
- {
- if (!i->write(os))
- return false;
- }
-
- return true;
-}
-
-
-bool zen::firmware_archive::is_big_endian() const
-{
- return _big_endian;
-}
-
-const zen::firmware_entries& zen::firmware_archive::get_children() const
-{
- return _children;
-}
-zen::firmware_entries& zen::firmware_archive::get_children()
-{
- return _children;
-}
-
-const zen::firmware_entries& zen::firmware_archive::get_neighbours() const
-{
- return _neighbours;
-}
-zen::firmware_entries& zen::firmware_archive::get_neighbours()
-{
- return _neighbours;
-}
-
-bool zen::firmware_archive::is_signed() const
-{
- for (firmware_entries::const_iterator i = _neighbours.begin();
- i != _neighbours.end(); i++)
- {
- if (i->get_name() == "NULL")
- return true;
- }
- return false;
-}
-
-size_t zen::firmware_archive::calc_size() const
-{
- size_t size = sizeof(firmware_header_t);
-
- for (firmware_entries::const_iterator i = _children.begin();
- i != _children.end(); i++)
- {
- size += i->calc_size();
- }
-
- for (firmware_entries::const_iterator i = _neighbours.begin();
- i != _neighbours.end(); i++)
- {
- size += i->calc_size();
- }
-
- return size;
-}
-
-
-void zen::firmware_archive::assign(const firmware_archive& copy)
-{
- _big_endian = copy._big_endian;
- _children.assign(copy._children.begin(), copy._children.end());
- _neighbours.assign(copy._neighbours.begin(), copy._neighbours.end());
-}
+/* zenutils - Utilities for working with creative firmwares.
+ * Copyright 2007 (c) Rasmus Ry <rasmus.ry{at}gmail.com>
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include "firmware.h"
+#include <iostream>
+#include <stdexcept>
+
+
+zen::firmware_entry::firmware_entry(bool big_endian)
+ : _big_endian(big_endian)
+{
+}
+
+zen::firmware_entry::firmware_entry(const firmware_entry& copy)
+{
+ assign(copy);
+}
+
+zen::firmware_entry& zen::firmware_entry::operator=(const firmware_entry& right)
+{
+ assign(right);
+ return *this;
+}
+
+
+bool zen::firmware_entry::read(std::istream& is)
+{
+ // Read the header.
+ is.read((char*)&_header, sizeof(firmware_header_t));
+ if (!is.good())
+ return false;
+
+ // If the firmware is big-endian, swap the header values to little-endian.
+ if (_big_endian)
+ {
+ _header.tag = shared::swap(_header.tag);
+ if (_header.tag != 'NULL')
+ {
+ _header.size = shared::swap(_header.size);
+ }
+ }
+
+ // Resize the bytes buffer to the size specified in the header.
+ _bytes.resize(_header.size);
+
+ // Read the entry contents.
+ is.read(reinterpret_cast<char*>(&_bytes[0]),
+ _header.size);
+
+ return is.good();
+}
+
+bool zen::firmware_entry::write(std::ostream& os) const
+{
+ // Form a header using the current size of the bytes buffer.
+ firmware_header_t header = {
+ _header.tag,
+ static_cast<dword>(_bytes.size())
+ };
+
+ // If the firmware is big-endian, swap the header values back into big-endian.
+ if (_big_endian)
+ {
+ if (header.tag != 'NULL')
+ {
+ header.size = shared::swap(header.size);
+ }
+ header.tag = shared::swap(header.tag);
+ }
+
+ // Write the header.
+ os.write((const char*)&header, sizeof(firmware_header_t));
+ if (!os.good())
+ return false;
+
+ // Write the entry contents.
+ os.write(reinterpret_cast<const char*>(&_bytes[0]),
+ static_cast<std::streamsize>(_bytes.size()));
+
+ return os.good();
+}
+
+
+bool zen::firmware_entry::is_big_endian() const
+{
+ return _big_endian;
+}
+
+const zen::firmware_header_t& zen::firmware_entry::get_header() const
+{
+ return _header;
+}
+zen::firmware_header_t& zen::firmware_entry::get_header()
+{
+ return _header;
+}
+
+const shared::bytes& zen::firmware_entry::get_bytes() const
+{
+ return _bytes;
+}
+shared::bytes& zen::firmware_entry::get_bytes()
+{
+ return _bytes;
+}
+
+
+std::string zen::firmware_entry::get_name() const
+{
+ char name[5];
+ *(dword*)name = shared::swap(_header.tag);
+ name[4] = '\0';
+
+ // Determine if all characters in the tag are printable.
+ bool isprintable = true;
+ for (int i = 0; i < 4; i++)
+ {
+ if (!isprint((byte)name[i]))
+ {
+ isprintable = false;
+ break;
+ }
+ }
+
+ // If they are, simply return the tag as a string.
+ if (isprintable)
+ {
+ return std::string(name);
+ }
+
+ // Otherwise, encode the tag into a hexadecimal string.
+ char buffer[11];
+ sprintf(buffer, "0x%08x", _header.tag);
+ return std::string(buffer);
+}
+
+std::string zen::firmware_entry::get_content_name() const
+{
+ std::string name = get_name();
+ if (name == "DATA")
+ {
+ name = "";
+ int nameoff = is_big_endian() ? 1 : 0;
+ for (int i = 0; i < 16; i++)
+ {
+ char c = get_bytes()[i * 2 + nameoff];
+ if (!c)
+ break;
+ name += c;
+ }
+ }
+ else if (name == "EXT0")
+ {
+ name = "";
+ int nameoff = is_big_endian() ? 1 : 0;
+ for (int i = 0; i < 12; i++)
+ {
+ char c = get_bytes()[i * 2 + nameoff];
+ if (!c)
+ break;
+ name += c;
+ }
+ }
+ return name;
+}
+
+size_t zen::firmware_entry::get_content_offset() const
+{
+ std::string name = get_name();
+ if (name == "DATA")
+ {
+ return 32;
+ }
+ else if (name == "EXT0")
+ {
+ return 24;
+ }
+ return 0;
+}
+
+size_t zen::firmware_entry::calc_size() const
+{
+ return _bytes.size() + sizeof(firmware_header_t);
+}
+
+
+void zen::firmware_entry::assign(const firmware_entry& copy)
+{
+ _big_endian = copy._big_endian;
+ _header.tag = copy._header.tag;
+ _header.size = copy._header.size;
+ _bytes.assign(copy._bytes.begin(), copy._bytes.end());
+}
+
+
+
+zen::firmware_archive::firmware_archive(bool big_endian)
+ : _big_endian(big_endian)
+{
+}
+
+zen::firmware_archive::firmware_archive(const firmware_archive& copy)
+{
+ assign(copy);
+}
+
+zen::firmware_archive& zen::firmware_archive::operator=(const firmware_archive& right)
+{
+ assign(right);
+ return *this;
+}
+
+
+bool zen::firmware_archive::read(std::istream& is)
+{
+ // Read the root entry's header.
+ firmware_header_t root;
+ is.read((char*)&root, sizeof(firmware_header_t));
+ if (!is.good())
+ return false;
+
+ if ((root.tag != 'CIFF') && (root.tag != 'FFIC'))
+ {
+ throw std::runtime_error("Invalid firmware archive format!");
+ }
+
+ _big_endian = root.tag == 'FFIC' ? true : false;
+ if (_big_endian)
+ {
+ root.tag = shared::swap(root.tag);
+ root.size = shared::swap(root.size);
+ }
+
+ // Save the current stream position.
+ std::istream::pos_type endpos = is.tellg();
+ std::istream::pos_type curpos = endpos;
+ endpos += std::istream::pos_type(root.size);
+
+ // Read untill the end of the root entry contents.
+ while (curpos < endpos)
+ {
+ firmware_entry entry(_big_endian);
+ if (!entry.read(is))
+ return false;
+
+ _children.push_back(entry);
+ curpos = is.tellg();
+ }
+
+ curpos = is.tellg();
+ is.seekg(0, std::ios::end);
+ endpos = is.tellg();
+ is.seekg(curpos);
+
+ // Read untill the end of the file.
+ while (((size_t)curpos + sizeof(firmware_header_t)) < endpos)
+ {
+ firmware_entry entry(_big_endian);
+ if (!entry.read(is))
+ return false;
+
+ _neighbours.push_back(entry);
+ curpos = is.tellg();
+ }
+
+ return true;
+}
+
+bool zen::firmware_archive::write(std::ostream& os) const
+{
+ // Read the root entry's header.
+ firmware_header_t root = {'CIFF', 0};
+
+ // Calculate the total size of all the children entries.
+ for (firmware_entries::const_iterator i = _children.begin();
+ i != _children.end(); ++i)
+ {
+ root.size += i->calc_size();
+ }
+
+ // If the firmware is big-endian, swap the header values back into big-endian.
+ if (_big_endian)
+ {
+ root.tag = shared::swap(root.tag);
+ root.size = shared::swap(root.size);
+ }
+
+ // Write the header.
+ os.write((const char*)&root, sizeof(firmware_header_t));
+ if (!os.good())
+ return false;
+
+ // Write all the child entries.
+ for (firmware_entries::const_iterator i = _children.begin();
+ i != _children.end(); ++i)
+ {
+ if (!i->write(os))
+ return false;
+ }
+
+ // Write all the neighbour entries.
+ for (firmware_entries::const_iterator i = _neighbours.begin();
+ i != _neighbours.end(); ++i)
+ {
+ if (!i->write(os))
+ return false;
+ }
+
+ return true;
+}
+
+
+bool zen::firmware_archive::is_big_endian() const
+{
+ return _big_endian;
+}
+
+const zen::firmware_entries& zen::firmware_archive::get_children() const
+{
+ return _children;
+}
+zen::firmware_entries& zen::firmware_archive::get_children()
+{
+ return _children;
+}
+
+const zen::firmware_entries& zen::firmware_archive::get_neighbours() const
+{
+ return _neighbours;
+}
+zen::firmware_entries& zen::firmware_archive::get_neighbours()
+{
+ return _neighbours;
+}
+
+bool zen::firmware_archive::is_signed() const
+{
+ for (firmware_entries::const_iterator i = _neighbours.begin();
+ i != _neighbours.end(); i++)
+ {
+ if (i->get_name() == "NULL")
+ return true;
+ }
+ return false;
+}
+
+size_t zen::firmware_archive::calc_size() const
+{
+ size_t size = sizeof(firmware_header_t);
+
+ for (firmware_entries::const_iterator i = _children.begin();
+ i != _children.end(); i++)
+ {
+ size += i->calc_size();
+ }
+
+ for (firmware_entries::const_iterator i = _neighbours.begin();
+ i != _neighbours.end(); i++)
+ {
+ size += i->calc_size();
+ }
+
+ return size;
+}
+
+
+void zen::firmware_archive::assign(const firmware_archive& copy)
+{
+ _big_endian = copy._big_endian;
+ _children.assign(copy._children.begin(), copy._children.end());
+ _neighbours.assign(copy._neighbours.begin(), copy._neighbours.end());
+}