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Handle newline-trimmed input TEXT correctly in base64, base85 UDFs.

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FossilOrigin-Name: 8f637aae23e6638c064a34262dcf16a3cdfd000fb1fa1b2a834b292fe6659408
This commit is contained in:
larrybr
2023-04-25 04:28:39 +00:00
parent 21461407f6
commit 38c2052767
4 changed files with 14 additions and 14 deletions
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6
ext/misc/base64.c
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@@ -148,9 +148,9 @@ static char* toBase64( u8 *pIn, int nbIn, char *pOut ){
}
/* Skip over text which is not base64 numeral(s). */
static char * skipNonB64( char *s ){
static char * skipNonB64( char *s, int nc ){
char c;
while( (c = *s) && !IS_BX_DIGIT(BX_DV_PROTO(c)) ) ++s;
while( nc-- > 0 && (c = *s) && !IS_BX_DIGIT(BX_DV_PROTO(c)) ) ++s;
return s;
}
@@ -159,7 +159,7 @@ static u8* fromBase64( char *pIn, int ncIn, u8 *pOut ){
if( ncIn>0 && pIn[ncIn-1]=='\n' ) --ncIn;
while( ncIn>0 && *pIn!=PAD_CHAR ){
static signed char nboi[] = { 0, 0, 1, 2, 3 };
char *pUse = skipNonB64(pIn);
char *pUse = skipNonB64(pIn, ncIn);
unsigned long qv = 0L;
int nti, nbo, nac;
ncIn -= (pUse - pIn);