diff options
| -rw-r--r-- | source3/include/byteorder.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/source3/include/byteorder.h b/source3/include/byteorder.h index a55789a403..4991338f26 100644 --- a/source3/include/byteorder.h +++ b/source3/include/byteorder.h @@ -88,6 +88,28 @@ it also defines lots of intermediate macros, just ignore those :-) */ +/* some switch macros that do both store and read to and from SMB buffers */ + +#define RW_PCVAL(read,inbuf,outbuf,len) \ + if (read) { PCVAL (inbuf,0,outbuf,len) } \ + else { PSCVAL(inbuf,0,outbuf,len) } + +#define RW_PSVAL(read,inbuf,outbuf,len) \ + if (read) { PSVAL (inbuf,0,outbuf,len) } \ + else { PSSVAL(inbuf,0,outbuf,len) } + +#define RW_CVAL(read, inbuf, outbuf, offset) \ + if (read) (outbuf) = CVAL (inbuf,offset); \ + else SCVAL(inbuf,offset,outbuf); + +#define RW_IVAL(read, inbuf, outbuf, offset) \ + if (read) (outbuf)= IVAL (inbuf,offset); \ + else SIVAL(inbuf,offset,outbuf); + +#define RW_SVAL(read, inbuf, outbuf, offset) \ + if (read) (outbuf)= SVAL (inbuf,offset); \ + else SSVAL(inbuf,offset,outbuf); + #undef CAREFUL_ALIGNMENT /* we know that the 386 can handle misalignment and has the "right" @@ -123,14 +145,41 @@ it also defines lots of intermediate macros, just ignore those :-) WARNING: This section is dependent on the length of int16 and int32 being correct */ + +/* get single value from an SMB buffer */ #define SVAL(buf,pos) (*(uint16 *)((char *)(buf) + (pos))) #define IVAL(buf,pos) (*(uint32 *)((char *)(buf) + (pos))) #define SVALS(buf,pos) (*(int16 *)((char *)(buf) + (pos))) #define IVALS(buf,pos) (*(int32 *)((char *)(buf) + (pos))) + +/* store single value in an SMB buffer */ #define SSVAL(buf,pos,val) SVAL(buf,pos)=((uint16)(val)) #define SIVAL(buf,pos,val) IVAL(buf,pos)=((uint32)(val)) #define SSVALS(buf,pos,val) SVALS(buf,pos)=((int16)(val)) #define SIVALS(buf,pos,val) IVALS(buf,pos)=((int32)(val)) + +#define SMBMACRO(macro,buf,pos,val,len,size) \ +{ int l; for (l = 0; l < (len); l++) (val)[l] = macro((buf), (pos) + (size)*l); } + +#define SSMBMACRO(macro,buf,pos,val,len,size) \ +{ int l; for (l = 0; l < (len); l++) macro((buf), (pos) + (size)*l, (val)[l]); } + +/* reads multiple data from an SMB buffer */ +#define PCVAL(buf,pos,val,len) SMBMACRO(CVAL,buf,pos,val,len,1) +#define PSVAL(buf,pos,val,len) SMBMACRO(SVAL,buf,pos,val,len,2) +#define PIVAL(buf,pos,val,len) SMBMACRO(IVAL,buf,pos,val,len,4) +#define PCVALS(buf,pos,val,len) SMBMACRO(CVALS,buf,pos,val,len,1) +#define PSVALS(buf,pos,val,len) SMBMACRO(SVALS,buf,pos,val,len,2) +#define PIVALS(buf,pos,val,len) SMBMACRO(IVALS,buf,pos,val,len,4) + +/* stores multiple data in an SMB buffer */ +#define PSCVAL(buf,pos,val,len) SSMBMACRO(SCVAL,buf,pos,val,len,1) +#define PSSVAL(buf,pos,val,len) SSMBMACRO(SSVAL,buf,pos,val,len,2) +#define PSIVAL(buf,pos,val,len) SSMBMACRO(SIVAL,buf,pos,val,len,4) +#define PSCVALS(buf,pos,val,len) SSMBMACRO(SCVALS,buf,pos,val,len,1) +#define PSSVALS(buf,pos,val,len) SSMBMACRO(SSVALS,buf,pos,val,len,2) +#define PSIVALS(buf,pos,val,len) SSMBMACRO(SIVALS,buf,pos,val,len,4) + #endif |