341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
|
*/
int starts_with_utf8_bom(const Blob *pContent, int *pnByte){
const char *z = blob_buffer(pContent);
int bomSize = 0;
const unsigned char *bom = get_utf8_bom(&bomSize);
if( pnByte ) *pnByte = bomSize;
if( blob_size(pContent)<bomSize ) return 0;
return memcmp(z, bom, bomSize)==0;
}
/*
** This function returns non-zero if the blob starts with a UTF-16
** byte-order-mark (BOM), either in the endianness of the machine
** or in reversed byte order. The UTF-32 BOM is ruled out by checking
|
|
|
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
|
*/
int starts_with_utf8_bom(const Blob *pContent, int *pnByte){
const char *z = blob_buffer(pContent);
int bomSize = 0;
const unsigned char *bom = get_utf8_bom(&bomSize);
if( pnByte ) *pnByte = bomSize;
if( (int)blob_size(pContent)<bomSize ) return 0;
return memcmp(z, bom, bomSize)==0;
}
/*
** This function returns non-zero if the blob starts with a UTF-16
** byte-order-mark (BOM), either in the endianness of the machine
** or in reversed byte order. The UTF-32 BOM is ruled out by checking
|