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Allowing more relaxed parsing of queries

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erdgeist 2007-01-24 21:49:41 +00:00
parent c2ed48f73b
commit bcef9d56a4
1 changed files with 6 additions and 1 deletions
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7
scan_urlencoded_query.c
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@ -10,8 +10,13 @@
unreserved = alphanum | mark unreserved = alphanum | mark
mark = "-" | "_" | "." | "!" | "~" | "*" | "'" | "(" | ")" mark = "-" | "_" | "." | "!" | "~" | "*" | "'" | "(" | ")"
we add '%' to the matrix to not stop at encoded chars. we add '%' to the matrix to not stop at encoded chars.
After losing too many requests to being too strict, add the following characters to reserved matrix
relax = "+" | "," | "/" | ";" | "<" | ">"
static const unsigned char reserved_matrix_strict[] = { 0xA2, 0x67, 0xFF, 0x03, 0xFE, 0xFF, 0xFF, 0x87, 0xFE, 0xFF, 0xFF, 0x47};
*/ */
static const unsigned char reserved_matrix[] = { 0xA2, 0x67, 0xFF, 0x03, 0xFE, 0xFF, 0xFF, 0x87, 0xFE, 0xFF, 0xFF, 0x47}; static const unsigned char reserved_matrix[] = { 0xA2, 0xFF, 0xFF, 0x5B, 0xFE, 0xFF, 0xFF, 0x87, 0xFE, 0xFF, 0xFF, 0x47};
static int is_unreserved( unsigned char c ) { static int is_unreserved( unsigned char c ) {
if( ( c <= 32 ) || ( c >= 127 ) ) return 0; return 1&(reserved_matrix[(c-32)>>3]>>(c&7)); if( ( c <= 32 ) || ( c >= 127 ) ) return 0; return 1&(reserved_matrix[(c-32)>>3]>>(c&7));
} }