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Make redbean StoreAsset() work better

Browse source 
- Better UBSAN error messages
- POSIX Advisory Locks polyfills
- Move redbean manual to /.help.txt
- System call memory safety in ASAN mode
- Character classification now does UNICODE
This commit is contained in:
Justine Tunney 2021-05-14 05:36:58 -07:00
parent 919b6fec10
commit 690be544da
228 changed files with 3653 additions and 3015 deletions
Download patch file Download diff file Expand all files Collapse all files

48
net/http/parseurl.c
View file

@ -24,21 +24,21 @@
#include "net/http/url.h"
struct UrlParser {
int i;
unsigned i;
int c;
const char *data;
int size;
bool isform;
bool islatin1;
bool isopaque;
size_t size;
char isform;
char islatin1;
char isopaque;
char *p;
char *q;
};
static void EmitLatin1(struct UrlParser *u, int c) {
u->p[0] = 0300 | c >> 6;
u->p[1] = 0200 | c & 077;
u->p += 2;
static void EmitLatin1(char **p, int c) {
(*p)[0] = 0300 | c >> 6;
(*p)[1] = 0200 | c & 077;
*p += 2;
}
static bool EmitKey(struct UrlParser *u, struct UrlParams *h) {
@ -115,16 +115,18 @@ static bool ParseScheme(struct UrlParser *u, struct Url *h) {
ParseEscape(u);
return false;
} else if (u->c >= 0200 && u->islatin1) {
EmitLatin1(u, u->c);
EmitLatin1(&u->p, u->c);
return false;
} else {
*u->p++ = u->c;
if (u->i == 1) {
if (!isalpha(u->c)) {
if (!(('A' <= u->c && u->c <= 'Z') || ('a' <= u->c && u->c <= 'z'))) {
return false;
}
} else {
if (!isalnum(u->c) && u->c != '+' && u->c != '-' && u->c != '.') {
if (!(('0' <= u->c && u->c <= '9') || ('A' <= u->c && u->c <= 'Z') ||
('a' <= u->c && u->c <= 'z') || u->c == '+' || u->c == '-' ||
u->c == '.')) {
return false;
}
}
@ -134,17 +136,17 @@ static bool ParseScheme(struct UrlParser *u, struct Url *h) {
}
static void ParseAuthority(struct UrlParser *u, struct Url *h) {
int t = 0;
unsigned t = 1;
const char *c = NULL;
while (u->i < u->size) {
u->c = u->data[u->i++] & 0xff;
if (u->c == '/' || u->c == '#' || u->c == '?') {
break;
} else if (u->c == '[') {
t = -1;
} else if (u->c == ']') {
t = 0;
} else if (u->c == ':' && t >= 0) {
} else if (u->c == ']') {
t = 1;
} else if (u->c == ':' && t > 0) {
*u->p++ = ':';
c = u->p;
++t;
@ -155,7 +157,7 @@ static void ParseAuthority(struct UrlParser *u, struct Url *h) {
h->pass.p = c;
h->pass.n = u->p - c;
c = NULL;
t = 0;
t = 1;
} else {
h->user.p = u->q;
h->user.n = u->p - u->q;
@ -164,12 +166,12 @@ static void ParseAuthority(struct UrlParser *u, struct Url *h) {
} else if (u->c == '%') {
ParseEscape(u);
} else if (u->c >= 0200 && u->islatin1) {
EmitLatin1(u, u->c);
EmitLatin1(&u->p, u->c);
} else {
*u->p++ = u->c;
}
}
if (t == 1) {
if (t == 2) {
h->host.p = u->q;
h->host.n = c - 1 - u->q;
h->port.p = c;
@ -195,7 +197,7 @@ static void ParsePath(struct UrlParser *u, struct UrlView *h) {
} else if (u->c == '%') {
ParseEscape(u);
} else if (u->c >= 0200 && u->islatin1) {
EmitLatin1(u, u->c);
EmitLatin1(&u->p, u->c);
} else {
*u->p++ = u->c;
}
@ -226,7 +228,7 @@ static void ParseQuery(struct UrlParser *u, struct UrlParams *h) {
*u->p++ = '=';
}
} else if (u->c >= 0200 && u->islatin1) {
EmitLatin1(u, u->c);
EmitLatin1(&u->p, u->c);
} else {
*u->p++ = u->c;
}
@ -240,7 +242,7 @@ static void ParseFragment(struct UrlParser *u, struct UrlView *h) {
if (u->c == '%') {
ParseEscape(u);
} else if (u->c >= 0200 && u->islatin1) {
EmitLatin1(u, u->c);
EmitLatin1(&u->p, u->c);
} else {
*u->p++ = u->c;
}
@ -258,8 +260,8 @@ static char *ParseUrlImpl(const char *data, size_t size, struct Url *h,
u.i = 0;
u.c = 0;
u.isform = false;
u.islatin1 = latin1;
u.isopaque = false;
u.islatin1 = latin1;
u.data = data;
u.size = size;
memset(h, 0, sizeof(*h));