128 lines
3.4 KiB
C++
128 lines
3.4 KiB
C++
/*
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Copyright (c) 2022, Grégory Soutadé
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of the copyright holder nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
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EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <string.h>
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#include <stdio.h>
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#include <fcntl.h>
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#include <limits.h>
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#include <iostream>
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#include <libgourou.h>
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#include <libgourou_common.h>
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#include "utils_common.h"
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static const char* defaultDirs[] = {
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".adept/",
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"./adobe-digital-editions/",
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"./.adobe-digital-editions/"
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};
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void version(void)
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{
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std::cout << "Current libgourou version : " << gourou::DRMProcessor::VERSION << std::endl ;
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}
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bool fileExists(const char* filename)
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{
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struct stat _stat;
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int ret = stat(filename, &_stat);
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return (ret == 0);
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}
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const char* findFile(const char* filename, bool inDefaultDirs)
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{
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if (fileExists(filename))
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return strdup(filename);
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if (!inDefaultDirs) return 0;
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for (int i=0; i<(int)ARRAY_SIZE(defaultDirs); i++)
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{
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std::string path = std::string(defaultDirs[i]) + filename;
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if (fileExists(path.c_str()))
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return strdup(path.c_str());
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}
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return 0;
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}
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// https://stackoverflow.com/questions/2336242/recursive-mkdir-system-call-on-unix
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void mkpath(const char *dir)
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{
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char tmp[PATH_MAX];
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char *p = NULL;
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size_t len;
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snprintf(tmp, sizeof(tmp),"%s",dir);
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len = strlen(tmp);
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if (tmp[len - 1] == '/')
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tmp[len - 1] = 0;
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for (p = tmp + 1; *p; p++)
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if (*p == '/') {
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*p = 0;
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mkdir(tmp, S_IRWXU);
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*p = '/';
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}
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mkdir(tmp, S_IRWXU);
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}
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void fileCopy(const char* in, const char* out)
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{
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char buffer[4096];
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int ret, fdIn, fdOut;
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fdIn = open(in, O_RDONLY);
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if (!fdIn)
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EXCEPTION(gourou::CLIENT_FILE_ERROR, "Unable to open " << in);
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fdOut = gourou::createNewFile(out);
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if (!fdOut)
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{
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close (fdIn);
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EXCEPTION(gourou::CLIENT_FILE_ERROR, "Unable to open " << out);
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}
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while (true)
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{
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ret = ::read(fdIn, buffer, sizeof(buffer));
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if (ret <= 0)
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break;
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::write(fdOut, buffer, ret);
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}
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close (fdIn);
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close (fdOut);
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}
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