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update sproto for bugfix

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This commit is contained in:
Cloud Wu
2014-10-14 18:34:04 +08:00
parent a074cd79bd
commit b39fc6ee23
1 changed files with 19 additions and 8 deletions
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27
lualib-src/sproto/sproto.c
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@@ -1076,9 +1076,15 @@ pack_seg(const uint8_t *src, uint8_t * buffer, int sz, int n) {
static inline void static inline void
write_ff(const uint8_t * src, uint8_t * des, int n) { write_ff(const uint8_t * src, uint8_t * des, int n) {
int i;
int align8_n = (n+7)&(~7);
des[0] = 0xff; des[0] = 0xff;
des[1] = n-1; des[1] = align8_n/8 - 1;
memcpy(des+2, src, n * 8); memcpy(des+2, src, n);
for(i=0; i< align8_n-n; i++){
des[n+2+i] = 0;
}
} }
int int
@@ -1092,6 +1098,7 @@ sproto_pack(const void * srcv, int srcsz, void * bufferv, int bufsz) {
const uint8_t * src = srcv; const uint8_t * src = srcv;
uint8_t * buffer = bufferv; uint8_t * buffer = bufferv;
for (i=0;i<srcsz;i+=8) { for (i=0;i<srcsz;i+=8) {
int n;
int padding = i+8 - srcsz; int padding = i+8 - srcsz;
if (padding > 0) { if (padding > 0) {
int j; int j;
@@ -1101,7 +1108,7 @@ sproto_pack(const void * srcv, int srcsz, void * bufferv, int bufsz) {
} }
src = tmp; src = tmp;
} }
int n = pack_seg(src, buffer, bufsz, ff_n); n = pack_seg(src, buffer, bufsz, ff_n);
bufsz -= n; bufsz -= n;
if (n == 10) { if (n == 10) {
// first FF // first FF
@@ -1112,14 +1119,14 @@ sproto_pack(const void * srcv, int srcsz, void * bufferv, int bufsz) {
++ff_n; ++ff_n;
if (ff_n == 256) { if (ff_n == 256) {
if (bufsz >= 0) { if (bufsz >= 0) {
write_ff(ff_srcstart, ff_desstart, 256); write_ff(ff_srcstart, ff_desstart, 256*8);
} }
ff_n = 0; ff_n = 0;
} }
} else { } else {
if (ff_n > 0) { if (ff_n > 0) {
if (bufsz >= 0) { if (bufsz >= 0) {
write_ff(ff_srcstart, ff_desstart, ff_n); write_ff(ff_srcstart, ff_desstart, ff_n*8);
} }
ff_n = 0; ff_n = 0;
} }
@@ -1128,8 +1135,11 @@ sproto_pack(const void * srcv, int srcsz, void * bufferv, int bufsz) {
buffer += n; buffer += n;
size += n; size += n;
} }
if (ff_n > 0 && bufsz >= 0) { if(bufsz >= 0){
write_ff(ff_srcstart, ff_desstart, ff_n); if(ff_n == 1)
write_ff(ff_srcstart, ff_desstart, 8);
else if (ff_n > 1)
write_ff(ff_srcstart, ff_desstart, srcsz - (intptr_t)(ff_srcstart - (const uint8_t*)srcv));
} }
return size; return size;
} }
@@ -1144,10 +1154,11 @@ sproto_unpack(const void * srcv, int srcsz, void * bufferv, int bufsz) {
--srcsz; --srcsz;
++src; ++src;
if (header == 0xff) { if (header == 0xff) {
int n;
if (srcsz < 0) { if (srcsz < 0) {
return -1; return -1;
} }
int n = (src[0] + 1) * 8; n = (src[0] + 1) * 8;
if (srcsz < n + 1) if (srcsz < n + 1)
return -1; return -1;
srcsz -= n + 1; srcsz -= n + 1;