X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;f=src%2Fpds.c;h=066666f13b6c402ac4c684e3e321907246d9b3a6;hb=97729daab63f49323ca6bee7859260653e5090a1;hp=7db1e7a5090cfee291f0184908ee6c52de88ece5;hpb=6a6908d7031a79b5767d86a4da056f65a742ac9f;p=umurmur.git

diff --git a/src/pds.c b/src/pds.c
index 7db1e7a..066666f 100644
--- a/src/pds.c
+++ b/src/pds.c
@@ -1,5 +1,5 @@
-/* Copyright (C) 2009, Martin Johansson <martin@fatbob.nu>
-   Copyright (C) 2005-2009, Thorvald Natvig <thorvald@natvig.com>
+/* Copyright (C) 2009-2014, Martin Johansson <martin@fatbob.nu>
+   Copyright (C) 2005-2014, Thorvald Natvig <thorvald@natvig.com>
 
    All rights reserved.
 
@@ -83,6 +83,28 @@ void Pds_append_data_nosize(pds_t *pds, const uint8_t *data, uint32_t len)
 	}
 }
 
+uint8_t Pds_next8(pds_t *pds)
+{
+	if (pds->offset < pds->maxsize)
+		return pds->data[pds->offset++];
+	else {
+		pds->bOk = false;
+		return 0;
+	}
+}
+
+int Pds_skip(pds_t *pds, int offset)
+{
+	if (pds->offset + offset <= pds->maxsize) {
+		pds->offset += offset;
+		return offset;
+	} else {
+		pds->bOk = false;
+		return 0;
+	}
+
+}
+
 static inline uint64_t next(pds_t *pds)
 {
 	if (pds->offset < pds->maxsize)
@@ -113,9 +135,9 @@ void Pds_free(pds_t *pds)
 void Pds_add_double(pds_t *pds, double value)
 {
 	double64u_t u;
-	
+
 	u.dval = value;
-	
+
 	Pds_add_numval(pds, u.u64);
 }
 
@@ -128,7 +150,7 @@ double Pds_get_double(pds_t *pds)
 void Pds_add_numval(pds_t *pds, const uint64_t value)
 {
 	uint64_t i = value;
-	
+
 	if ((i & 0x8000000000000000LL) && (~i < 0x100000000LL)) {
 		// Signed number.
 		i = ~i;
@@ -178,12 +200,12 @@ void Pds_add_numval(pds_t *pds, const uint64_t value)
 		append_val(pds, i & 0xFF);
 	}
 }
-	
+
 uint64_t Pds_get_numval(pds_t *pds)
 {
 	uint64_t i = 0;
 	uint64_t v = next(pds);
-	
+
 	if ((v & 0x80) == 0x00) {
 		i=(v & 0x7F);
 	} else if ((v & 0xC0) == 0x80) {