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Diffstat (limited to 'src/common/socket.h')
-rw-r--r--src/common/socket.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/src/common/socket.h b/src/common/socket.h
index 502529419..2774b9c7f 100644
--- a/src/common/socket.h
+++ b/src/common/socket.h
@@ -38,7 +38,14 @@ extern time_t stall_time;
#define RFIFOW(fd,pos) (*(unsigned short*)RFIFOP(fd,pos))
#define RFIFOL(fd,pos) (*(unsigned long*)RFIFOP(fd,pos))
#define RFIFOREST(fd) (session[fd]->rdata_size-session[fd]->rdata_pos)
-#define RFIFOFLUSH(fd) (memmove(session[fd]->rdata,RFIFOP(fd,0),RFIFOREST(fd)),session[fd]->rdata_size=RFIFOREST(fd),session[fd]->rdata_pos=0)
+#define RFIFOFLUSH(fd) \
+ if(session[fd]->rdata_size == session[fd]->rdata_pos) \
+ { session[fd]->rdata_size = session[fd]->rdata_pos = 0; } else { \
+ session[fd]->rdata_size -= session[fd]->rdata_pos; \
+ memmove(session[fd]->rdata, session[fd]->rdata+session[fd]->rdata_pos, session[fd]->rdata_size); \
+ session[fd]->rdata_pos=0; \
+ }
+
//#define RFIFOSKIP(fd,len) ((session[fd]->rdata_size-session[fd]->rdata_pos-(len)<0) ? (fprintf(stderr,"too many skip\n"),exit(1)) : (session[fd]->rdata_pos+=(len)))
#define RBUFP(p,pos) (((unsigned char*)(p))+(pos))