From f3c1b53797618dc92760300dda2ed54d19de7589 Mon Sep 17 00:00:00 2001 From: "C. McEnroe" Date: Fri, 17 Apr 2020 10:01:47 -0400 Subject: Skip invalid characters in base64 --- decode.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/decode.c b/decode.c index a106c9c..24de9d3 100644 --- a/decode.c +++ b/decode.c @@ -86,16 +86,21 @@ static void convertCharset( iconv_close(conv); } +static const char Base64[64] = { + "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/" +}; + static uint8_t unbase64(char ch) { - static const char Base64[64] = { - "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/" - }; const char *ptr = strchr(Base64, ch); return (ptr ? ptr - Base64 : 0); } static void decodeBase64(struct Buffer *dst, const char *src) { while (src[0] && src[1] && src[2] && src[3]) { + if (!strchr(Base64, src[0])) { + src++; + continue; + } uint32_t bits = 0; for (int i = 0; i < 4; ++i) { bits <<= 6; -- cgit 1.4.1 /refs/?id=9b00ec17f2fd2d4aee1819fd85cd1f9a3ee51550'>refs log tree commit diff
path: root/www/causal.agency/.gitignore (unfollow)
Commit message (Expand)Author
2021-01-13Try to return make substitutions as single tokensJune McEnroe
2021-01-13Shorten hilex class namesJune McEnroe
2021-01-13Move text "lexer" to hilex.cJune McEnroe
2021-01-13Try to return strings as single tokensJune McEnroe
2021-01-13Match [] as Operator in C lexerJune McEnroe
2021-01-13Fix C lexer to require a digit in a float literalJune McEnroe
2021-01-13Support long double in c.shJune McEnroe
2021-01-13Update Terminal.app coloursJune McEnroe
2021-01-13Increase dark white brightness slightlyJune McEnroe
2021-01-13Add hilex example to htagml manualJune McEnroe
2021-01-12Style causal.agency like bin HTMLJune McEnroe
2021-01-12Avoid matching tag text inside HTML elementsJune McEnroe
2021-01-12Use hilex for up -hJune McEnroe
2021-01-12Use hilex for bin HTMLJune McEnroe
2021-01-12Don't output a pre in hilex by defaultJune McEnroe
2021-01-12Move hilex out of hilex directoryJune McEnroe
2021-01-12Consolidate hilex formatters into hilex.cJune McEnroe
2021-01-12Remove hacky tagging from hilexJune McEnroe
2021-01-12Add htagml -iJune McEnroe
2021-01-12Render tag index in HTMLJune McEnroe
2021-01-12Add htagml -xJune McEnroe
2021-01-12Prevent matching the same tag twiceJune McEnroe
2021-01-12Process htagml file line by lineJune McEnroe
2021-01-12Split fields by tab onlyJune McEnroe
2021-01-12List both Makefile and html.sh under README.7June McEnroe
2021-01-12Add htagml exampleJune McEnroe
2021-01-12Use mandoc and htagml for bin htmlJune McEnroe
2021-01-12Add htagmlJune McEnroe
2021-01-12Replace causal.agency with a simple mdoc pageJune McEnroe
2021-01-11Publish "Using vi"June McEnroe
2021-01-11Enable diff.colorMovedJune McEnroe
2021-01-10Set less search case-insensitiveJune McEnroe
2021-01-10Set EXINITJune McEnroe
2021-01-09Add c -t flag to print expression typeJune McEnroe
2021-01-05Update taglineJune McEnroe