thodg/libgit2

diff --git a/examples/network/fetch.c b/examples/network/fetch.c
index fdd82a1..03f1541 100644
--- a/examples/network/fetch.c
+++ b/examples/network/fetch.c
@@ -97,7 +97,7 @@ int fetch(git_repository *repo, int argc, char **argv)
 
 	// Set up the callbacks (only update_tips for now)
 	callbacks.update_tips = &update_cb;
-	callbacks.progress = &progress_cb;
+	callbacks.sideband_progress = &progress_cb;
 	callbacks.credentials = cred_acquire_cb;
 	git_remote_set_callbacks(remote, &callbacks);
 
diff --git a/include/git2/indexer.h b/include/git2/indexer.h
index e4c03ad..d2d315e 100644
--- a/include/git2/indexer.h
+++ b/include/git2/indexer.h
@@ -32,7 +32,7 @@ GIT_EXTERN(int) git_indexer_new(
 		const char *path,
 		unsigned int mode,
 		git_odb *odb,
-		git_transfer_progress_callback progress_cb,
+		git_transfer_progress_cb progress_cb,
 		void *progress_cb_payload);
 
 /**
diff --git a/include/git2/odb.h b/include/git2/odb.h
index c71e306..114f6b3 100644
--- a/include/git2/odb.h
+++ b/include/git2/odb.h
@@ -338,7 +338,7 @@ GIT_EXTERN(int) git_odb_open_rstream(git_odb_stream **out, git_odb *db, const gi
 GIT_EXTERN(int) git_odb_write_pack(
 	git_odb_writepack **out,
 	git_odb *db,
-	git_transfer_progress_callback progress_cb,
+	git_transfer_progress_cb progress_cb,
 	void *progress_payload);
 
 /**
diff --git a/include/git2/pack.h b/include/git2/pack.h
index 29c926c..e7f060d 100644
--- a/include/git2/pack.h
+++ b/include/git2/pack.h
@@ -140,7 +140,7 @@ GIT_EXTERN(int) git_packbuilder_write(
 	git_packbuilder *pb,
 	const char *path,
 	unsigned int mode,
-	git_transfer_progress_callback progress_cb,
+	git_transfer_progress_cb progress_cb,
 	void *progress_cb_payload);
 
 /**
diff --git a/include/git2/remote.h b/include/git2/remote.h
index 06fc8e9..ebd83c0 100644
--- a/include/git2/remote.h
+++ b/include/git2/remote.h
@@ -457,7 +457,7 @@ struct git_remote_callbacks {
 	 * progress side-band will be passed to this function (this is
 	 * the 'counting objects' output.
 	 */
-	int (*sideband_progress)(const char *str, int len, void *data);
+	git_transport_message_cb sideband_progress;
 
 	/**
 	 * Completion is called when different parts of the download
@@ -469,14 +469,14 @@ struct git_remote_callbacks {
 	 * This will be called if the remote host requires
 	 * authentication in order to connect to it.
 	 */
-	int (*credentials)(git_cred **cred, const char *url, const char *username_from_url, unsigned int allowed_types,	void *data);
+	git_cred_acquire_cb credentials;
 
 	/**
 	 * During the download of new data, this will be regularly
 	 * called with the current count of progress done by the
 	 * indexer.
 	 */
-	int (*transfer_progress)(const git_transfer_progress *stats, void *data);
+	git_transfer_progress_cb transfer_progress;
 
 	/**
 	 * Each time a reference is updated locally, this function
diff --git a/include/git2/sys/odb_backend.h b/include/git2/sys/odb_backend.h
index 81bb082..77fe0dd 100644
--- a/include/git2/sys/odb_backend.h
+++ b/include/git2/sys/odb_backend.h
@@ -81,7 +81,7 @@ struct git_odb_backend {
 
 	int (* writepack)(
 		git_odb_writepack **, git_odb_backend *, git_odb *odb,
-		git_transfer_progress_callback progress_cb, void *progress_payload);
+		git_transfer_progress_cb progress_cb, void *progress_payload);
 
 	void (* free)(git_odb_backend *);
 };
diff --git a/include/git2/transport.h b/include/git2/transport.h
index 1665f97..a33146c 100644
--- a/include/git2/transport.h
+++ b/include/git2/transport.h
@@ -287,7 +287,7 @@ struct git_transport {
 		git_transport *transport,
 		git_repository *repo,
 		git_transfer_progress *stats,
-		git_transfer_progress_callback progress_cb,
+		git_transfer_progress_cb progress_cb,
 		void *progress_payload);
 
 	/* Checks to see if the transport is connected */
diff --git a/include/git2/types.h b/include/git2/types.h
index 9db59b1..1b6f4cc 100644
--- a/include/git2/types.h
+++ b/include/git2/types.h
@@ -241,7 +241,7 @@ typedef struct git_transfer_progress {
  * @param stats Structure containing information about the state of the transfer
  * @param payload Payload provided by caller
  */
-typedef int (*git_transfer_progress_callback)(const git_transfer_progress *stats, void *payload);
+typedef int (*git_transfer_progress_cb)(const git_transfer_progress *stats, void *payload);
 
 /**
  * Opaque structure representing a submodule.
diff --git a/src/fetch.h b/src/fetch.h
index 9605da1..f66e446 100644
--- a/src/fetch.h
+++ b/src/fetch.h
@@ -17,7 +17,7 @@ int git_fetch__download_pack(
 		git_transport *t,
 		git_repository *repo,
 		git_transfer_progress *stats,
-		git_transfer_progress_callback progress_cb,
+		git_transfer_progress_cb progress_cb,
 		void *progress_payload);
 
 int git_fetch_setup_walk(git_revwalk **out, git_repository *repo);
diff --git a/src/indexer.c b/src/indexer.c
index 346870f..adf5cea 100644
--- a/src/indexer.c
+++ b/src/indexer.c
@@ -45,7 +45,7 @@ struct git_indexer {
 	unsigned int fanout[256];
 	git_hash_ctx hash_ctx;
 	git_oid hash;
-	git_transfer_progress_callback progress_cb;
+	git_transfer_progress_cb progress_cb;
 	void *progress_payload;
 	char objbuf[8*1024];
 
@@ -120,7 +120,7 @@ int git_indexer_new(
 		const char *prefix,
 		unsigned int mode,
 		git_odb *odb,
-		git_transfer_progress_callback progress_cb,
+		git_transfer_progress_cb progress_cb,
 		void *progress_payload)
 {
 	git_indexer *idx;
diff --git a/src/odb.c b/src/odb.c
index 72d1506..00740d2 100644
--- a/src/odb.c
+++ b/src/odb.c
@@ -1051,7 +1051,7 @@ int git_odb_open_rstream(git_odb_stream **stream, git_odb *db, const git_oid *oi
 	return error;
 }
 
-int git_odb_write_pack(struct git_odb_writepack **out, git_odb *db, git_transfer_progress_callback progress_cb, void *progress_payload)
+int git_odb_write_pack(struct git_odb_writepack **out, git_odb *db, git_transfer_progress_cb progress_cb, void *progress_payload)
 {
 	size_t i, writes = 0;
 	int error = GIT_ERROR;
diff --git a/src/odb_pack.c b/src/odb_pack.c
index 9ab6838..3750da3 100644
--- a/src/odb_pack.c
+++ b/src/odb_pack.c
@@ -563,7 +563,7 @@ static void pack_backend__writepack_free(struct git_odb_writepack *_writepack)
 static int pack_backend__writepack(struct git_odb_writepack **out,
 	git_odb_backend *_backend,
         git_odb *odb,
-	git_transfer_progress_callback progress_cb,
+	git_transfer_progress_cb progress_cb,
 	void *progress_payload)
 {
 	struct pack_backend *backend;
diff --git a/src/pack-objects.c b/src/pack-objects.c
index c881e6d..7e5f667 100644
--- a/src/pack-objects.c
+++ b/src/pack-objects.c
@@ -1288,7 +1288,7 @@ int git_packbuilder_write(
 	git_packbuilder *pb,
 	const char *path,
 	unsigned int mode,
-	git_transfer_progress_callback progress_cb,
+	git_transfer_progress_cb progress_cb,
 	void *progress_cb_payload)
 {
 	git_indexer *indexer;
diff --git a/src/transports/local.c b/src/transports/local.c
index f8d511e..2c17e62 100644
--- a/src/transports/local.c
+++ b/src/transports/local.c
@@ -472,7 +472,7 @@ on_error:
 
 typedef struct foreach_data {
 	git_transfer_progress *stats;
-	git_transfer_progress_callback progress_cb;
+	git_transfer_progress_cb progress_cb;
 	void *progress_payload;
 	git_odb_writepack *writepack;
 } foreach_data;
@@ -489,7 +489,7 @@ static int local_download_pack(
 		git_transport *transport,
 		git_repository *repo,
 		git_transfer_progress *stats,
-		git_transfer_progress_callback progress_cb,
+		git_transfer_progress_cb progress_cb,
 		void *progress_payload)
 {
 	transport_local *t = (transport_local*)transport;
diff --git a/src/transports/smart.h b/src/transports/smart.h
index 32f0be7..a2b6b2a 100644
--- a/src/transports/smart.h
+++ b/src/transports/smart.h
@@ -167,7 +167,7 @@ int git_smart__download_pack(
 	git_transport *transport,
 	git_repository *repo,
 	git_transfer_progress *stats,
-	git_transfer_progress_callback progress_cb,
+	git_transfer_progress_cb progress_cb,
 	void *progress_payload);
 
 /* smart.c */
diff --git a/src/transports/smart_protocol.c b/src/transports/smart_protocol.c
index 6f93517..cf67f90 100644
--- a/src/transports/smart_protocol.c
+++ b/src/transports/smart_protocol.c
@@ -450,7 +450,7 @@ static int no_sideband(transport_smart *t, struct git_odb_writepack *writepack, 
 
 struct network_packetsize_payload
 {
-	git_transfer_progress_callback callback;
+	git_transfer_progress_cb callback;
 	void *payload;
 	git_transfer_progress *stats;
 	size_t last_fired_bytes;
@@ -478,7 +478,7 @@ int git_smart__download_pack(
 	git_transport *transport,
 	git_repository *repo,
 	git_transfer_progress *stats,
-	git_transfer_progress_callback transfer_progress_cb,
+	git_transfer_progress_cb transfer_progress_cb,
 	void *progress_payload)
 {
 	transport_smart *t = (transport_smart *)transport;