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Sanitize usage of <ctype.h> functions. It's important that characters

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are passed zero-extended, not sign-extended.
PR: 2682
This commit is contained in:
Andy Polyakov
2012-01-12 16:21:35 +00:00
parent 713f49119f
commit a50bce82ec
5 changed files with 12 additions and 12 deletions
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6
crypto/asn1/asn_mime.c
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@@ -801,7 +801,7 @@ static MIME_HEADER *mime_hdr_new(char *name, char *value)
if(name) {
if(!(tmpname = BUF_strdup(name))) return NULL;
for(p = tmpname ; *p; p++) {
c = *p;
c = (unsigned char)*p;
if(isupper(c)) {
c = tolower(c);
*p = c;
@@ -811,7 +811,7 @@ static MIME_HEADER *mime_hdr_new(char *name, char *value)
if(value) {
if(!(tmpval = BUF_strdup(value))) return NULL;
for(p = tmpval ; *p; p++) {
c = *p;
c = (unsigned char)*p;
if(isupper(c)) {
c = tolower(c);
*p = c;
@@ -835,7 +835,7 @@ static int mime_hdr_addparam(MIME_HEADER *mhdr, char *name, char *value)
tmpname = BUF_strdup(name);
if(!tmpname) return 0;
for(p = tmpname ; *p; p++) {
c = *p;
c = (unsigned char)*p;
if(isupper(c)) {
c = tolower(c);
*p = c;