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Static Code Analysis: Avoid over-flaw in arithmetic operations by adding more checks. Add extra checks. Solve various issues.

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This commit is contained in:
Mounir IDRASSI
2015-02-08 23:46:04 +01:00
parent 608e86c7bc
commit d5f34ad49d
6 changed files with 172 additions and 58 deletions
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21
src/Setup/Dir.c
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@@ -17,6 +17,7 @@
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#include <Strsafe.h>
#include "Dir.h"
@@ -28,7 +29,7 @@ mkfulldir (char *oriPath, BOOL bCheckonly)
char *uniq_file;
char path [TC_MAX_PATH];
strcpy (path, oriPath);
StringCbCopyA (path, TC_MAX_PATH, oriPath);
if (strlen (path) == 3 && path[1] == ':')
goto is_root; /* keep final slash in root if present */
@@ -63,7 +64,7 @@ mkfulldir_internal (char *path)
static char tokpath[_MAX_PATH];
static char trail[_MAX_PATH];
strcpy (tokpath, path);
StringCbCopyA (tokpath, _MAX_PATH, path);
trail[0] = '\0';
token = strtok (tokpath, "\\/");
@@ -75,13 +76,13 @@ mkfulldir_internal (char *path)
trail[2] = '\0';
if (token)
{
strcat (trail, token);
strcat (trail, "\\");
StringCbCatA (trail, _MAX_PATH, token);
StringCbCatA (trail, _MAX_PATH, "\\");
token = strtok (NULL, "\\/");
if (token)
{ /* get share name */
strcat (trail, token);
strcat (trail, "\\");
StringCbCatA (trail, _MAX_PATH, token);
StringCbCatA (trail, _MAX_PATH, "\\");
}
token = strtok (NULL, "\\/");
}
@@ -89,17 +90,17 @@ mkfulldir_internal (char *path)
if (tokpath[1] == ':')
{ /* drive letter */
strcat (trail, tokpath);
strcat (trail, "\\");
StringCbCatA (trail, _MAX_PATH, tokpath);
StringCbCatA (trail, _MAX_PATH, "\\");
token = strtok (NULL, "\\/");
}
while (token != NULL)
{
int x;
strcat (trail, token);
StringCbCatA (trail, _MAX_PATH, token);
x = _mkdir (trail);
strcat (trail, "\\");
StringCbCatA (trail, _MAX_PATH, "\\");
token = strtok (NULL, "\\/");
}