maride/guacamole-spice-protocol
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Do not restart parse - just shift everything as necessary.

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This commit is contained in:
Michael Jumper 2013-10-03 17:45:31 -07:00
parent ef8a9a29e8
commit 8a8ad23312
1 changed files with 15 additions and 3 deletions
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18
src/libguac/instruction.c
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@ -206,11 +206,23 @@ guac_instruction* guac_instruction_read(guac_socket* socket,
/* Shift backward if possible */ /* Shift backward if possible */
if (instr_start != socket->__instructionbuf) { if (instr_start != socket->__instructionbuf) {
int i;
/* Shift buffer */
int offset = instr_start - socket->__instructionbuf;
memmove(socket->__instructionbuf, instr_start, memmove(socket->__instructionbuf, instr_start,
unparsed_end - instr_start); unparsed_end - instr_start);
unparsed_end -= instr_start - socket->__instructionbuf;
unparsed_start = instr_start = socket->__instructionbuf; /* Update tracking pointers */
guac_instruction_reset(instruction); unparsed_end -= offset;
unparsed_start -= offset;
instr_start = socket->__instructionbuf;
/* Update parsed elements, if any */
for (i=0; i<instruction->__elementc; i++)
instruction->__elementv[i] -= offset;
} }
/* Otherwise, no memory to read */ /* Otherwise, no memory to read */