fast-import: prevent producing bad delta

diff --git a/http.c b/http.c
index 9e767723ed1045445e91e79489cb8ec8bb861965..b2ae8de16db3abe2cad27249ae767f421aa6bb24 100644 (file)
--- a/http.c
+++ b/http.c
@@ -60,7 +60,7 @@ static struct curl_slist *no_pragma_header;
 
 static struct active_request_slot *active_queue_head;
 
-size_t fread_buffer(void *ptr, size_t eltsize, size_t nmemb, void *buffer_)
+size_t fread_buffer(char *ptr, size_t eltsize, size_t nmemb, void *buffer_)
 {
        size_t size = eltsize * nmemb;
        struct buffer *buffer = buffer_;
@@ -92,7 +92,7 @@ curlioerr ioctl_buffer(CURL *handle, int cmd, void *clientp)
 }
 #endif
 
-size_t fwrite_buffer(const void *ptr, size_t eltsize, size_t nmemb, void *buffer_)
+size_t fwrite_buffer(char *ptr, size_t eltsize, size_t nmemb, void *buffer_)
 {
        size_t size = eltsize * nmemb;
        struct strbuf *buffer = buffer_;
@@ -102,7 +102,7 @@ size_t fwrite_buffer(const void *ptr, size_t eltsize, size_t nmemb, void *buffer
        return size;
 }
 
-size_t fwrite_null(const void *ptr, size_t eltsize, size_t nmemb, void *strbuf)
+size_t fwrite_null(char *ptr, size_t eltsize, size_t nmemb, void *strbuf)
 {
        data_received++;
        return eltsize * nmemb;
@@ -536,6 +536,7 @@ struct active_request_slot *get_active_slot(void)
        curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, NULL);
        curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, NULL);
        curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, NULL);
+       curl_easy_setopt(slot->curl, CURLOPT_POSTFIELDS, NULL);
        curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 0);
        curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1);
 
@@ -1166,7 +1167,7 @@ struct http_pack_request *new_http_pack_request(
 }
 
 /* Helpers for fetching objects (loose) */
-static size_t fwrite_sha1_file(void *ptr, size_t eltsize, size_t nmemb,
+static size_t fwrite_sha1_file(char *ptr, size_t eltsize, size_t nmemb,
                               void *data)
 {
        unsigned char expn[4096];
@@ -1183,7 +1184,7 @@ static size_t fwrite_sha1_file(void *ptr, size_t eltsize, size_t nmemb,
        } while (posn < size);
 
        freq->stream.avail_in = size;
-       freq->stream.next_in = ptr;
+       freq->stream.next_in = (void *)ptr;
        do {
                freq->stream.next_out = expn;
                freq->stream.avail_out = sizeof(expn);
@@ -1202,7 +1203,7 @@ struct http_object_request *new_http_object_request(const char *base_url,
        char *filename;
        char prevfile[PATH_MAX];
        int prevlocal;
-       unsigned char prev_buf[PREV_BUF_SIZE];
+       char prev_buf[PREV_BUF_SIZE];
        ssize_t prev_read = 0;
        long prev_posn = 0;
        char range[RANGE_HEADER_SIZE];