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mailinfo: move content/content_top to struct mailinfo
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
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d895bf0f57
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8e919277e0
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@ -7,6 +7,8 @@
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#include "utf8.h"
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#include "strbuf.h"
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#define MAX_BOUNDARIES 5
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struct mailinfo {
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FILE *input;
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FILE *output;
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@ -22,6 +24,8 @@ struct mailinfo {
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int use_inbody_headers;
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const char *metainfo_charset;
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struct strbuf *content[MAX_BOUNDARIES];
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struct strbuf **content_top;
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struct strbuf charset;
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char *message_id;
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enum {
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@ -34,8 +38,6 @@ struct mailinfo {
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struct strbuf **s_hdr_data;
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};
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#define MAX_BOUNDARIES 5
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static void cleanup_space(struct strbuf *sb)
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{
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size_t pos, cnt;
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@ -188,10 +190,6 @@ static int slurp_attr(const char *line, const char *name, struct strbuf *attr)
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return 1;
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}
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static struct strbuf *content[MAX_BOUNDARIES];
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static struct strbuf **content_top = content;
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static void handle_content_type(struct mailinfo *mi, struct strbuf *line)
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{
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struct strbuf *boundary = xmalloc(sizeof(struct strbuf));
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@ -199,11 +197,11 @@ static void handle_content_type(struct mailinfo *mi, struct strbuf *line)
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if (slurp_attr(line->buf, "boundary=", boundary)) {
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strbuf_insert(boundary, 0, "--", 2);
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if (++content_top >= &content[MAX_BOUNDARIES]) {
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if (++mi->content_top >= &mi->content[MAX_BOUNDARIES]) {
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fprintf(stderr, "Too many boundaries to handle\n");
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exit(1);
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}
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*content_top = boundary;
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*(mi->content_top) = boundary;
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boundary = NULL;
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}
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slurp_attr(line->buf, "charset=", &mi->charset);
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@ -231,10 +229,12 @@ static void handle_content_transfer_encoding(struct mailinfo *mi,
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mi->transfer_encoding = TE_DONTCARE;
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}
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static int is_multipart_boundary(const struct strbuf *line)
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static int is_multipart_boundary(struct mailinfo *mi, const struct strbuf *line)
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{
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return (((*content_top)->len <= line->len) &&
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!memcmp(line->buf, (*content_top)->buf, (*content_top)->len));
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struct strbuf *content_top = *(mi->content_top);
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return ((content_top->len <= line->len) &&
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!memcmp(line->buf, content_top->buf, content_top->len));
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}
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static void cleanup_subject(struct mailinfo *mi, struct strbuf *subject)
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@ -797,7 +797,7 @@ static int read_one_header_line(struct strbuf *line, FILE *in)
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static int find_boundary(struct mailinfo *mi, struct strbuf *line)
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{
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while (!strbuf_getline(line, mi->input, '\n')) {
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if (*content_top && is_multipart_boundary(line))
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if (*(mi->content_top) && is_multipart_boundary(mi, line))
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return 1;
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}
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return 0;
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@ -809,18 +809,18 @@ static int handle_boundary(struct mailinfo *mi, struct strbuf *line)
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strbuf_addch(&newline, '\n');
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again:
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if (line->len >= (*content_top)->len + 2 &&
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!memcmp(line->buf + (*content_top)->len, "--", 2)) {
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if (line->len >= (*(mi->content_top))->len + 2 &&
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!memcmp(line->buf + (*(mi->content_top))->len, "--", 2)) {
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/* we hit an end boundary */
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/* pop the current boundary off the stack */
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strbuf_release(*content_top);
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free(*content_top);
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*content_top = NULL;
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strbuf_release(*(mi->content_top));
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free(*(mi->content_top));
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*(mi->content_top) = NULL;
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/* technically won't happen as is_multipart_boundary()
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will fail first. But just in case..
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*/
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if (--content_top < content) {
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if (--mi->content_top < mi->content) {
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fprintf(stderr, "Detected mismatched boundaries, "
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"can't recover\n");
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exit(1);
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@ -855,14 +855,14 @@ static void handle_body(struct mailinfo *mi, struct strbuf *line)
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struct strbuf prev = STRBUF_INIT;
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/* Skip up to the first boundary */
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if (*content_top) {
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if (*(mi->content_top)) {
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if (!find_boundary(mi, line))
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goto handle_body_out;
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}
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do {
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/* process any boundary lines */
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if (*content_top && is_multipart_boundary(line)) {
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if (*(mi->content_top) && is_multipart_boundary(mi, line)) {
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/* flush any leftover */
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if (prev.len) {
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handle_filter(mi, &prev);
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@ -1026,6 +1026,7 @@ static void setup_mailinfo(struct mailinfo *mi)
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strbuf_init(&mi->charset, 0);
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mi->header_stage = 1;
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mi->use_inbody_headers = 1;
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mi->content_top = mi->content;
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git_config(git_mailinfo_config, &mi);
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}
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@ -1044,6 +1045,11 @@ static void clear_mailinfo(struct mailinfo *mi)
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for (i = 0; mi->s_hdr_data[i]; i++)
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strbuf_release(mi->s_hdr_data[i]);
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free(mi->s_hdr_data);
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while (mi->content < mi->content_top) {
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free(*(mi->content_top));
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mi->content_top--;
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}
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}
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static const char mailinfo_usage[] =
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