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https://github.com/rapid7/metasploit-payloads
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9feec64d96
Replaced all usages of `strcpy` with `strncpy` or `strcpy_s`. Make sure that all usages of `strncpy` specified the correct buffer size.
75 lines
1.7 KiB
C
75 lines
1.7 KiB
C
#include "precomp.h"
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#include "fs.h"
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#include <sys/stat.h>
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/*
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* Returns an expanded file path that must be freed
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*/
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LPSTR fs_expand_path(LPCSTR regular)
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{
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#ifdef _WIN32
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DWORD expandedFilePathSize = 32768;
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LPSTR expandedFilePath = NULL;
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do
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{
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// Expand the file path
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if (!(expandedFilePath = (LPSTR)malloc(expandedFilePathSize)))
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break;
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// Expand the file path being accessed
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if (!ExpandEnvironmentStrings(regular, expandedFilePath,
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expandedFilePathSize - 1))
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{
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free(expandedFilePath);
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expandedFilePath = 0;
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break;
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}
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expandedFilePath[expandedFilePathSize - 1] = 0;
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} while (0);
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return expandedFilePath;
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#else /* Hack to make it work with existing code under *nix */
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char *expandedFilePath;
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DWORD expandedFilePathSize = strlen(regular)+1;
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expandedFilePath = malloc(expandedFilePathSize);
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strncpy(expandedFilePath, regular, expandedFilePathSize - 1);
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return expandedFilePath;
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#endif
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}
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/*
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* Fills the platform-independent meterp_stat buf with data from the platform-dependent stat()
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*/
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int fs_stat(LPCSTR filename, struct meterp_stat *buf) {
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struct stat sbuf;
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int ret;
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ret = stat(filename, &sbuf);
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if (ret == 0) {
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buf->st_dev = sbuf.st_dev;
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buf->st_ino = sbuf.st_ino;
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buf->st_mode = sbuf.st_mode;
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buf->st_nlink = sbuf.st_nlink;
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buf->st_uid = sbuf.st_uid;
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buf->st_gid = sbuf.st_gid;
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buf->st_rdev = sbuf.st_rdev;
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buf->st_size = sbuf.st_size;
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buf->st_atime = (unsigned long long)sbuf.st_atime;
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buf->st_mtime = (unsigned long long)sbuf.st_mtime;
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buf->st_ctime = (unsigned long long)sbuf.st_ctime;
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return 0;
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} else {
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#ifdef _WIN32
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return GetLastError();
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#else
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return errno;
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#endif
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}
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}
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