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| author | Riccardo Spagni <ric@spagni.net> | 2015-12-30 12:28:03 +0200 |
|---|---|---|
| committer | Riccardo Spagni <ric@spagni.net> | 2015-12-30 12:28:03 +0200 |
| commit | 7223eebbe71833e895fca95267cb243834dedf83 (patch) | |
| tree | a5d48783316ff837e353c51a29b54f5324dd0bb1 /external/miniupnpc/codelength.h | |
| parent | Merge pull request #575 (diff) | |
| parent | no longer need to pass the size to rapidjson (diff) | |
| download | monero-7223eebbe71833e895fca95267cb243834dedf83.tar.xz | |
Merge pull request #577
32a2633 no longer need to pass the size to rapidjson (Riccardo Spagni)
bd8e0fd add missing miniupnpc files, modify cmake to not build miniupnpc tests and to fix an issue with finding miniupnpcstrings (Riccardo Spagni)
7da9905 updated miniupnpc (Riccardo Spagni)
Diffstat (limited to 'external/miniupnpc/codelength.h')
| -rw-r--r-- | external/miniupnpc/codelength.h | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/external/miniupnpc/codelength.h b/external/miniupnpc/codelength.h index 50d460679..ea0b005ff 100644 --- a/external/miniupnpc/codelength.h +++ b/external/miniupnpc/codelength.h @@ -1,7 +1,7 @@ /* $Id: codelength.h,v 1.3 2011/07/30 13:10:05 nanard Exp $ */ /* Project : miniupnp * Author : Thomas BERNARD - * copyright (c) 2005-2011 Thomas Bernard + * copyright (c) 2005-2015 Thomas Bernard * This software is subjet to the conditions detailed in the * provided LICENCE file. */ #ifndef CODELENGTH_H_INCLUDED @@ -10,10 +10,30 @@ /* Encode length by using 7bit per Byte : * Most significant bit of each byte specifies that the * following byte is part of the code */ + +/* n : unsigned + * p : unsigned char * + */ #define DECODELENGTH(n, p) n = 0; \ do { n = (n << 7) | (*p & 0x7f); } \ while((*(p++)&0x80) && (n<(1<<25))); +/* n : unsigned + * READ : function/macro to read one byte (unsigned char) + */ +#define DECODELENGTH_READ(n, READ) \ + n = 0; \ + do { \ + unsigned char c; \ + READ(c); \ + n = (n << 7) | (c & 0x07f); \ + if(!(c&0x80)) break; \ + } while(n<(1<<25)); + +/* n : unsigned + * p : unsigned char * + * p_limit : unsigned char * + */ #define DECODELENGTH_CHECKLIMIT(n, p, p_limit) \ n = 0; \ do { \ @@ -21,11 +41,14 @@ n = (n << 7) | (*(p) & 0x7f); \ } while((*((p)++)&0x80) && (n<(1<<25))); + +/* n : unsigned + * p : unsigned char * + */ #define CODELENGTH(n, p) if(n>=268435456) *(p++) = (n >> 28) | 0x80; \ if(n>=2097152) *(p++) = (n >> 21) | 0x80; \ if(n>=16384) *(p++) = (n >> 14) | 0x80; \ if(n>=128) *(p++) = (n >> 7) | 0x80; \ *(p++) = n & 0x7f; -#endif - +#endif /* CODELENGTH_H_INCLUDED */ |