From 25e4f8ab5acd0ef40feec6767a572bebbbe294b3 Mon Sep 17 00:00:00 2001 From: sthen Date: Fri, 23 Sep 2016 09:21:58 +0000 Subject: remove lib/libsqlite3, it has moved back to ports --- lib/libsqlite3/ext/misc/compress.c | 114 ------------------------------------- 1 file changed, 114 deletions(-) delete mode 100644 lib/libsqlite3/ext/misc/compress.c (limited to 'lib/libsqlite3/ext/misc/compress.c') diff --git a/lib/libsqlite3/ext/misc/compress.c b/lib/libsqlite3/ext/misc/compress.c deleted file mode 100644 index bf38d4c93cf..00000000000 --- a/lib/libsqlite3/ext/misc/compress.c +++ /dev/null @@ -1,114 +0,0 @@ -/* -** 2014-06-13 -** -** The author disclaims copyright to this source code. In place of -** a legal notice, here is a blessing: -** -** May you do good and not evil. -** May you find forgiveness for yourself and forgive others. -** May you share freely, never taking more than you give. -** -****************************************************************************** -** -** This SQLite extension implements SQL compression functions -** compress() and uncompress() using ZLIB. -*/ -#include "sqlite3ext.h" -SQLITE_EXTENSION_INIT1 -#include - -/* -** Implementation of the "compress(X)" SQL function. The input X is -** compressed using zLib and the output is returned. -** -** The output is a BLOB that begins with a variable-length integer that -** is the input size in bytes (the size of X before compression). The -** variable-length integer is implemented as 1 to 5 bytes. There are -** seven bits per integer stored in the lower seven bits of each byte. -** More significant bits occur first. The most significant bit (0x80) -** is a flag to indicate the end of the integer. -*/ -static void compressFunc( - sqlite3_context *context, - int argc, - sqlite3_value **argv -){ - const unsigned char *pIn; - unsigned char *pOut; - unsigned int nIn; - unsigned long int nOut; - unsigned char x[8]; - int rc; - int i, j; - - pIn = sqlite3_value_blob(argv[0]); - nIn = sqlite3_value_bytes(argv[0]); - nOut = 13 + nIn + (nIn+999)/1000; - pOut = sqlite3_malloc( nOut+5 ); - for(i=4; i>=0; i--){ - x[i] = (nIn >> (7*(4-i)))&0x7f; - } - for(i=0; i<4 && x[i]==0; i++){} - for(j=0; i<=4; i++, j++) pOut[j] = x[i]; - pOut[j-1] |= 0x80; - rc = compress(&pOut[j], &nOut, pIn, nIn); - if( rc==Z_OK ){ - sqlite3_result_blob(context, pOut, nOut+j, sqlite3_free); - }else{ - sqlite3_free(pOut); - } -} - -/* -** Implementation of the "uncompress(X)" SQL function. The argument X -** is a blob which was obtained from compress(Y). The output will be -** the value Y. -*/ -static void uncompressFunc( - sqlite3_context *context, - int argc, - sqlite3_value **argv -){ - const unsigned char *pIn; - unsigned char *pOut; - unsigned int nIn; - unsigned long int nOut; - int rc; - int i; - - pIn = sqlite3_value_blob(argv[0]); - nIn = sqlite3_value_bytes(argv[0]); - nOut = 0; - for(i=0; i