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Make more major improvements to redbean

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- POSIX regular expressions for Lua
- Improved protocol parsing and encoding
- Additional APIs for ZIP storage retrieval
- Fix st_mode issue on NT for regular files
- Generalized APIs for URL and Host handling
- Worked out the kinks in resource resolution
- Allow for custom error pages like /404.html
This commit is contained in:
Justine Tunney 2021-04-20 19:14:21 -07:00
parent 26ac6871da
commit 4effa23528
74 changed files with 3710 additions and 14246 deletions
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15
net/http/parsehttprange.c
View file

@ -22,6 +22,15 @@
/**
* Parses HTTP Range request header.
*
* Here are some example values:
*
* Range: bytes=0- (everything)
* Range: bytes=0-499 (first 500 bytes)
* Range: bytes=500-999 (second 500 bytes)
* Range: bytes=-500 (final 500 bytes)
* Range: bytes=0-0,-1 (first and last and always)
* Range: bytes=500-600,601-999 (overlong but legal)
*/
bool ParseHttpRange(const char *p, size_t n, long resourcelength,
long *out_start, long *out_length) {
@ -67,10 +76,10 @@ bool ParseHttpRange(const char *p, size_t n, long resourcelength,
}
if (n) return false;
if (start < 0) return false;
if (length < 0) return false;
*out_start = start;
*out_length = length;
if (length < 1) return false;
if (__builtin_add_overflow(start, length, &ending)) return false;
if (ending > resourcelength) return false;
*out_start = start;
*out_length = length;
return true;
}