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Commit 4bb4130c authored by Rob Swindell's avatar Rob Swindell :speech_balloon:
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Add some NULL argument value checking

parent 7117b4d8
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1 merge request!463MRC mods by Codefenix (2024-10-20)
...@@ -1302,7 +1302,7 @@ char* cmdstr(scfg_t* cfg, user_t* user, const char* instr, const char* fpath ...@@ -1302,7 +1302,7 @@ char* cmdstr(scfg_t* cfg, user_t* user, const char* instr, const char* fpath
/****************************************************************************/ /****************************************************************************/
bool safest_filename(const char* fname) bool safest_filename(const char* fname)
{ {
return strspn(fname, SAFEST_FILENAME_CHARS) == strlen(fname); return (fname != NULL) && (strspn(fname, SAFEST_FILENAME_CHARS) == strlen(fname));
} }
/****************************************************************************/ /****************************************************************************/
...@@ -1310,6 +1310,9 @@ bool safest_filename(const char* fname) ...@@ -1310,6 +1310,9 @@ bool safest_filename(const char* fname)
/****************************************************************************/ /****************************************************************************/
bool illegal_filename(const char *fname) bool illegal_filename(const char *fname)
{ {
if(fname == NULL)
return false;
size_t len = strlen(fname); size_t len = strlen(fname);
if(len < 1) if(len < 1)
...@@ -1342,6 +1345,9 @@ bool illegal_filename(const char *fname) ...@@ -1342,6 +1345,9 @@ bool illegal_filename(const char *fname)
/****************************************************************************/ /****************************************************************************/
bool allowed_filename(scfg_t* cfg, const char *fname) bool allowed_filename(scfg_t* cfg, const char *fname)
{ {
if(fname == NULL)
return false;
size_t len = strlen(fname); size_t len = strlen(fname);
if(len < 1 || len > cfg->filename_maxlen) if(len < 1 || len > cfg->filename_maxlen)
return false; return false;
......
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