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Overview
| Comment: | Fix an off-by-one error (really off-by-2 in this case) in the buffer resize logic of json1. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
d2a027372a5a6efc0f9b6f605093d865 |
| User & Date: | drh 2015-09-19 11:57:26 |
Context
|
2015-09-19
| ||
| 12:04 | Fix a documentation typo in sqlite3_bind_parameter_index(). No code changes. check-in: 650605a8 user: drh tags: trunk | |
| 11:57 | Fix an off-by-one error (really off-by-2 in this case) in the buffer resize logic of json1. check-in: d2a02737 user: drh tags: trunk | |
| 03:07 | Do not allow rowid in a UNIQUE or PRIMARY KEY constraint. (This restores the same behavior exhibited by all prior releases.) check-in: b1278301 user: drh tags: trunk | |
Changes
Changes to ext/misc/json1.c.
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static void jsonAppendString(JsonString *p, const char *zIn, u32 N){
u32 i;
if( (N+p->nUsed+2 >= p->nAlloc) && jsonGrow(p,N+2)!=0 ) return;
p->zBuf[p->nUsed++] = '"';
for(i=0; i<N; i++){
char c = zIn[i];
if( c=='"' || c=='\\' ){
if( (p->nUsed+N+1-i > p->nAlloc) && jsonGrow(p,N+1-i)!=0 ) return;
p->zBuf[p->nUsed++] = '\\';
}
p->zBuf[p->nUsed++] = c;
}
p->zBuf[p->nUsed++] = '"';
}
/*
** Append a function parameter value to the JSON string under
** construction.
*/
static void jsonAppendValue(
|
| > |
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static void jsonAppendString(JsonString *p, const char *zIn, u32 N){
u32 i;
if( (N+p->nUsed+2 >= p->nAlloc) && jsonGrow(p,N+2)!=0 ) return;
p->zBuf[p->nUsed++] = '"';
for(i=0; i<N; i++){
char c = zIn[i];
if( c=='"' || c=='\\' ){
if( (p->nUsed+N+3-i > p->nAlloc) && jsonGrow(p,N+3-i)!=0 ) return;
p->zBuf[p->nUsed++] = '\\';
}
p->zBuf[p->nUsed++] = c;
}
p->zBuf[p->nUsed++] = '"';
assert( p->nUsed<p->nAlloc );
}
/*
** Append a function parameter value to the JSON string under
** construction.
*/
static void jsonAppendValue(
|
Changes to test/json102.test.
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#-------------------------------------------------------------------------
# Test that json_valid() correctly identifies non-ascii range
# characters as non-whitespace.
#
do_execsql_test json102-1201 { SELECT json_valid(char(32) || '"xyz"') } 1
do_execsql_test json102-1202 { SELECT json_valid(char(200) || '"xyz"') } 0
finish_test
|
> > > > > > > > > |
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#-------------------------------------------------------------------------
# Test that json_valid() correctly identifies non-ascii range
# characters as non-whitespace.
#
do_execsql_test json102-1201 { SELECT json_valid(char(32) || '"xyz"') } 1
do_execsql_test json102-1202 { SELECT json_valid(char(200) || '"xyz"') } 0
# Off-by-one error in jsonAppendString()
#
for {set i 0} {$i<100} {incr i} {
set str abcdef[string repeat \" [expr {$i+50}]]uvwxyz
do_test json102-[format %d [expr {$i+1300}]] {
db eval {SELECT json_extract(json_array($::str),'$[0]')==$::str}
} {1}
}
finish_test
|