Fix -Wconversion warnings in headers.

4 files changed, 27 insertions, 21 deletions

diff --git a/lv2/lv2plug.in/ns/ext/atom/forge.h b/lv2/lv2plug.in/ns/ext/atom/forge.h
index 5fcfa38..3ee3aa7 100644
--- a/lv2/lv2plug.in/ns/ext/atom/forge.h
+++ b/lv2/lv2plug.in/ns/ext/atom/forge.h
@@ -248,7 +248,7 @@ static inline void
 lv2_atom_forge_set_buffer(LV2_Atom_Forge* forge, uint8_t* buf, size_t size)
 {
 	forge->buf    = buf;
-	forge->size   = size;
+	forge->size   = (uint32_t)size;
 	forge->offset = 0;
 	forge->deref  = NULL;
 	forge->sink   = NULL;
@@ -370,7 +370,8 @@ lv2_atom_forge_primitive(LV2_Atom_Forge* forge, const LV2_Atom* a)
 	if (lv2_atom_forge_top_is(forge, forge->Vector)) {
 		return lv2_atom_forge_raw(forge, LV2_ATOM_BODY_CONST(a), a->size);
 	} else {
-		return lv2_atom_forge_write(forge, a, sizeof(LV2_Atom) + a->size);
+		return lv2_atom_forge_write(
+			forge, a, (uint32_t)sizeof(LV2_Atom) + a->size);
 	}
 }
 
diff --git a/lv2/lv2plug.in/ns/ext/atom/util.h b/lv2/lv2plug.in/ns/ext/atom/util.h
index 97f6dfb..d306e1c 100644
--- a/lv2/lv2plug.in/ns/ext/atom/util.h
+++ b/lv2/lv2plug.in/ns/ext/atom/util.h
@@ -41,14 +41,14 @@ extern "C" {
 static inline uint32_t
 lv2_atom_pad_size(uint32_t size)
 {
-	return (size + 7) & (~7);
+	return (size + 7U) & (~7U);
 }
 
 /** Return the total size of @p atom, including the header. */
 static inline uint32_t
 lv2_atom_total_size(const LV2_Atom* atom)
 {
-	return sizeof(LV2_Atom) + atom->size;
+	return (uint32_t)sizeof(LV2_Atom) + atom->size;
 }
 
 /** Return true iff @p atom is null. */
@@ -207,8 +207,8 @@ lv2_atom_object_next(const LV2_Atom_Property_Body* i)
 	const LV2_Atom* const value = (const LV2_Atom*)(
 		(const uint8_t*)i + 2 * sizeof(uint32_t));
 	return (LV2_Atom_Property_Body*)(
-		(const uint8_t*)i + lv2_atom_pad_size(sizeof(LV2_Atom_Property_Body)
-		                                + value->size));
+		(const uint8_t*)i + lv2_atom_pad_size(
+			(uint32_t)sizeof(LV2_Atom_Property_Body) + value->size));
 }
 
 /**
diff --git a/lv2/lv2plug.in/ns/ext/event/event-helpers.h b/lv2/lv2plug.in/ns/ext/event/event-helpers.h
index 5420271..b748395 100644
--- a/lv2/lv2plug.in/ns/ext/event/event-helpers.h
+++ b/lv2/lv2plug.in/ns/ext/event/event-helpers.h
@@ -50,7 +50,7 @@ extern "C" {
 static inline uint16_t
 lv2_event_pad_size(uint16_t size)
 {
-	return (size + 7) & (~7);
+	return (uint16_t)(size + 7U) & (uint16_t)(~7U);
 }
 
 
@@ -60,7 +60,7 @@ lv2_event_pad_size(uint16_t size)
 static inline void
 lv2_event_buffer_reset(LV2_Event_Buffer*  buf,
                        uint16_t           stamp_type,
-                       uint8_t           *data)
+                       uint8_t*           data)
 {
 	buf->data = data;
 	buf->header_size = sizeof(LV2_Event_Buffer);
@@ -130,7 +130,8 @@ lv2_event_increment(LV2_Event_Iterator* iter)
 	LV2_Event* const ev = (LV2_Event*)(
 			(uint8_t*)iter->buf->data + iter->offset);
 
-	iter->offset += lv2_event_pad_size(sizeof(LV2_Event) + ev->size);
+	iter->offset += lv2_event_pad_size(
+		(uint16_t)((uint16_t)sizeof(LV2_Event) + ev->size));
 
 	return true;
 }
@@ -190,7 +191,7 @@ lv2_event_write(LV2_Event_Iterator* iter,
 	memcpy((uint8_t*)ev + sizeof(LV2_Event), data, size);
 	++iter->buf->event_count;
 
-	size = lv2_event_pad_size(sizeof(LV2_Event) + size);
+	size = lv2_event_pad_size((uint16_t)(sizeof(LV2_Event) + size));
 	iter->buf->size += size;
 	iter->offset    += size;
 
@@ -208,11 +209,12 @@ lv2_event_reserve(LV2_Event_Iterator* iter,
                   uint16_t type,
                   uint16_t size)
 {
-	if (iter->buf->capacity - iter->buf->size < sizeof(LV2_Event) + size)
+	const uint16_t total_size = (uint16_t)(sizeof(LV2_Event) + size);
+	if (iter->buf->capacity - iter->buf->size < total_size)
 		return NULL;
 
-	LV2_Event* const ev = (LV2_Event*)((uint8_t*)iter->buf->data +
-					   iter->offset);
+	LV2_Event* const ev = (LV2_Event*)(
+		(uint8_t*)iter->buf->data + iter->offset);
 
 	ev->frames = frames;
 	ev->subframes = subframes;
@@ -220,9 +222,9 @@ lv2_event_reserve(LV2_Event_Iterator* iter,
 	ev->size = size;
 	++iter->buf->event_count;
 
-	size = lv2_event_pad_size(sizeof(LV2_Event) + size);
-	iter->buf->size += size;
-	iter->offset    += size;
+	const uint16_t padded_size = lv2_event_pad_size(total_size);
+	iter->buf->size += padded_size;
+	iter->offset    += padded_size;
 
 	return (uint8_t*)ev + sizeof(LV2_Event);
 }
@@ -238,19 +240,20 @@ lv2_event_write_event(LV2_Event_Iterator* iter,
                       const LV2_Event*    ev,
                       const uint8_t*      data)
 {
-	if (iter->buf->capacity - iter->buf->size < sizeof(LV2_Event) + ev->size)
+	const uint16_t total_size = (uint16_t)(sizeof(LV2_Event) + ev->size);
+	if (iter->buf->capacity - iter->buf->size < total_size)
 		return false;
 
 	LV2_Event* const write_ev = (LV2_Event*)(
-			(uint8_t*)iter->buf->data + iter->offset);
+		(uint8_t*)iter->buf->data + iter->offset);
 
 	*write_ev = *ev;
 	memcpy((uint8_t*)write_ev + sizeof(LV2_Event), data, ev->size);
 	++iter->buf->event_count;
 
-	const uint16_t size = lv2_event_pad_size(sizeof(LV2_Event) + ev->size);
-	iter->buf->size += size;
-	iter->offset    += size;
+	const uint16_t padded_size = lv2_event_pad_size(total_size);
+	iter->buf->size += padded_size;
+	iter->offset    += padded_size;
 
 	return true;
 }
diff --git a/lv2/lv2plug.in/ns/meta/meta.ttl b/lv2/lv2plug.in/ns/meta/meta.ttl
index 6e679cd..ecbf315 100644
--- a/lv2/lv2plug.in/ns/meta/meta.ttl
+++ b/lv2/lv2plug.in/ns/meta/meta.ttl
@@ -53,6 +53,8 @@ THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH R
 		dcs:changeset [
 			dcs:item [
 				rdfs:label "lv2specgen: Display deprecated warning on classes marked owl:deprecated."
+			] , [
+				rdfs:label "Fix -Wconversion warnings in headers."
 			]
 		]
 	] , [