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Improve the shell tool ".ar --list --verbose" command.

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FossilOrigin-Name: b64681a644c419bb98d00980a6cb56ef5a0aff5ef5321955631f0b4c88aac283
This commit is contained in:
dan
2017-12-27 21:13:21 +00:00
parent 5a78b81b1b
commit b5090e4897
4 changed files with 65 additions and 16 deletions
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17
ext/misc/zipfile.c
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@ -50,6 +50,9 @@ typedef unsigned long u32;
#define ZIPFILE_BUFFER_SIZE (64*1024)
#define ZIPFILE_EXTRA_TIMESTAMP 0x5455
/*
** Set the error message contained in context ctx to the results of
** vprintf(zFmt, ...).
@ -341,7 +344,14 @@ static int zipfileReadCDS(ZipfileCsr *pCsr){
pCsr->iNextOff += pCsr->cds.nComment;
}
/* Scan the "extra" fields */
/* Scan the cds.nExtra bytes of "extra" fields for any that can
** be interpreted. The general format of an extra field is:
**
** Header ID 2 bytes
** Data Size 2 bytes
** Data N bytes
**
*/
if( rc==SQLITE_OK ){
u8 *p = &aRead[pCsr->cds.nFile];
u8 *pEnd = &p[pCsr->cds.nExtra];
@ -351,7 +361,7 @@ static int zipfileReadCDS(ZipfileCsr *pCsr){
u16 nByte = zipfileRead16(p);
switch( id ){
case 0x5455: { /* Extended timestamp */
case ZIPFILE_EXTRA_TIMESTAMP: {
u8 b = p[0];
if( b & 0x01 ){ /* 0x01 -> modtime is present */
pCsr->mTime = zipfileGetU32(&p[1]);
@ -359,9 +369,6 @@ static int zipfileReadCDS(ZipfileCsr *pCsr){
}
break;
}
case 0x7875: /* Info-ZIP Unix (new) */
break;
}
p += nByte;