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Replace strcpy with memmove for overlapping regions

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This commit is contained in:
Vladimir Dubrovin 2024-12-20 14:38:58 +03:00
parent cb6a4166b7
commit 6387bed4f2
2 changed files with 3 additions and 3 deletions
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4
src/ftp.c
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@ -121,7 +121,7 @@ int ftpsyst(struct clientparam *param, unsigned char *buf, unsigned len){
buf[3] = 0; buf[3] = 0;
if(atoi((char *)buf)/100 != 2) return 723; if(atoi((char *)buf)/100 != 2) return 723;
buf[i-2] = 0; buf[i-2] = 0;
strcpy((char *)buf, (char *)buf+4); memmove((char *)buf, (char *)buf+4, strlen((char *)buf+4)+1);
return 0; return 0;
} }
@ -145,7 +145,7 @@ int ftppwd(struct clientparam *param, unsigned char *buf, unsigned len){
b++; b++;
*e = 0; *e = 0;
} }
strcpy((char *)buf, b); memmove((char *)buf, b, strlen(b)+1);
return 0; return 0;
} }

2
src/proxy.c
View File

@ -149,7 +149,7 @@ static void logurl(struct clientparam * param, char * buf, char * req, int ftp){
sb = strchr(buf, '\r'); sb = strchr(buf, '\r');
if(sb)*sb = 0; if(sb)*sb = 0;
if(ftp && (se = strchr(buf + 10, ':')) && (sb = strchr(se, '@')) ) { if(ftp && (se = strchr(buf + 10, ':')) && (sb = strchr(se, '@')) ) {
strcpy(se, sb); memmove(se, sb, strlen(sb)+1);
} }
} }
if(param->res != 555 && param->res != 508)dolog(param, (unsigned char *)(req?buf:NULL)); if(param->res != 555 && param->res != 508)dolog(param, (unsigned char *)(req?buf:NULL));