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修复当数据为全0时出错

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fumiama
2021-06-07 19:27:17 +08:00
parent 2694b280cf
commit d50ce244c8
1 changed files with 3 additions and 3 deletions
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6
protobuf.c
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@@ -46,7 +46,7 @@ SIMPLE_PB* get_pb(FILE* fp) {
while(p < end) {
uint32_t offset = read_num(fp);
uint32_t data_len = read_num(fp);
fread(p, data_len, 1, fp);
if(data_len > 0) fread(p, data_len, 1, fp);
p += offset;
}
spb->real_len = ftell(fp) - init_pos;
@@ -66,9 +66,9 @@ int set_pb(FILE* fp, uint32_t* items_len, uint32_t struct_len, void* target) {
write_num(fp, data_len);
char* this = p + offset;
offset += data_len;
if(data_len > 1) while(!this[data_len - 1]) data_len--;
if(data_len > 1) while(data_len > 0 && !this[data_len - 1]) data_len--;
write_num(fp, data_len);
fwrite(this, data_len, 1, fp);
if(data_len > 0) fwrite(this, data_len, 1, fp);
}
return i;
}