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-rw-r--r--content/fetchers/about/Makefile2
-rw-r--r--content/fetchers/about/about.c361
-rw-r--r--content/fetchers/about/about.h9
-rw-r--r--content/fetchers/about/imagecache.c174
-rw-r--r--content/fetchers/about/imagecache.h37
-rw-r--r--content/fetchers/about/private.h59
6 files changed, 396 insertions, 246 deletions
diff --git a/content/fetchers/about/Makefile b/content/fetchers/about/Makefile
index 88786ec5b..3a96d03bd 100644
--- a/content/fetchers/about/Makefile
+++ b/content/fetchers/about/Makefile
@@ -1,6 +1,6 @@
# about fetcher sources
-S_FETCHER_ABOUT := about.c
+S_FETCHER_ABOUT := about.c imagecache.c
# The following files depend on the testament
content/fetchers/about/about.c: testament $(OBJROOT)/testament.h
diff --git a/content/fetchers/about/about.c b/content/fetchers/about/about.c
index e2fbd4d85..3e645cd30 100644
--- a/content/fetchers/about/about.c
+++ b/content/fetchers/about/about.c
@@ -45,14 +45,13 @@
#include "content/fetch.h"
#include "content/fetchers.h"
-#include "image/image_cache.h"
#include "desktop/system_colour.h"
+#include "private.h"
+#include "imagecache.h"
#include "about.h"
-struct fetch_about_context;
-
typedef bool (*fetch_about_handler)(struct fetch_about_context *);
/**
@@ -87,10 +86,11 @@ struct about_handlers {
};
+
/**
* issue fetch callbacks with locking
*/
-static inline bool
+static bool
fetch_about_send_callback(const fetch_msg *msg, struct fetch_about_context *ctx)
{
ctx->locked = true;
@@ -100,7 +100,8 @@ fetch_about_send_callback(const fetch_msg *msg, struct fetch_about_context *ctx)
return ctx->aborted;
}
-static inline bool
+/* exported interface documented in about/private.h */
+bool
fetch_about_send_finished(struct fetch_about_context *ctx)
{
fetch_msg msg;
@@ -108,7 +109,16 @@ fetch_about_send_finished(struct fetch_about_context *ctx)
return fetch_about_send_callback(&msg, ctx);
}
-static bool
+/* exported interface documented in about/private.h */
+bool fetch_about_set_http_code(struct fetch_about_context *ctx, long code)
+{
+ fetch_set_http_code(ctx->fetchh, code);
+
+ return ctx->aborted;
+}
+
+/* exported interface documented in about/private.h */
+bool
fetch_about_send_header(struct fetch_about_context *ctx, const char *fmt, ...)
{
char header[64];
@@ -128,10 +138,26 @@ fetch_about_send_header(struct fetch_about_context *ctx, const char *fmt, ...)
return fetch_about_send_callback(&msg, ctx);
}
-/**
- * send formatted data on a fetch
- */
-static nserror ssenddataf(struct fetch_about_context *ctx, const char *fmt, ...)
+/* exported interface documented in about/private.h */
+nserror
+fetch_about_senddata(struct fetch_about_context *ctx, const uint8_t *data, size_t data_len)
+{
+ fetch_msg msg;
+
+ msg.type = FETCH_DATA;
+ msg.data.header_or_data.buf = data;
+ msg.data.header_or_data.len = data_len;
+
+ if (fetch_about_send_callback(&msg, ctx)) {
+ return NSERROR_INVALID;
+ }
+
+ return NSERROR_OK;
+}
+
+/* exported interface documented in about/private.h */
+nserror
+fetch_about_ssenddataf(struct fetch_about_context *ctx, const char *fmt, ...)
{
char buffer[1024];
char *dbuff;
@@ -198,7 +224,7 @@ static bool fetch_about_srverror(struct fetch_about_context *ctx)
if (fetch_about_send_header(ctx, "Content-Type: text/plain"))
return false;
- res = ssenddataf(ctx, "Server error 500");
+ res = fetch_about_ssenddataf(ctx, "Server error 500");
if (res != NSERROR_OK) {
return false;
}
@@ -289,153 +315,6 @@ static bool fetch_about_licence_handler(struct fetch_about_context *ctx)
}
-/**
- * Handler to generate about:imagecache page.
- *
- * Shows details of current image cache.
- *
- * \param ctx The fetcher context.
- * \return true if handled false if aborted.
- */
-static bool fetch_about_imagecache_handler(struct fetch_about_context *ctx)
-{
- fetch_msg msg;
- char buffer[2048]; /* output buffer */
- int code = 200;
- int slen;
- unsigned int cent_loop = 0;
- int elen = 0; /* entry length */
- nserror res;
- bool even = false;
-
- /* content is going to return ok */
- fetch_set_http_code(ctx->fetchh, code);
-
- /* content type */
- if (fetch_about_send_header(ctx, "Content-Type: text/html"))
- goto fetch_about_imagecache_handler_aborted;
-
- /* page head */
- res = ssenddataf(ctx,
- "<html>\n<head>\n"
- "<title>Image Cache Status</title>\n"
- "<link rel=\"stylesheet\" type=\"text/css\" "
- "href=\"resource:internal.css\">\n"
- "</head>\n"
- "<body id =\"cachelist\" class=\"ns-even-bg ns-even-fg ns-border\">\n"
- "<h1 class=\"ns-border\">Image Cache Status</h1>\n");
- if (res != NSERROR_OK) {
- goto fetch_about_imagecache_handler_aborted;
- }
-
- /* image cache summary */
- slen = image_cache_snsummaryf(buffer, sizeof(buffer),
- "<p>Configured limit of %a hysteresis of %b</p>\n"
- "<p>Total bitmap size in use %c (in %d)</p>\n"
- "<p>Age %es</p>\n"
- "<p>Peak size %f (in %g)</p>\n"
- "<p>Peak image count %h (size %i)</p>\n"
- "<p>Cache total/hit/miss/fail (counts) %j/%k/%l/%m "
- "(%pj%%/%pk%%/%pl%%/%pm%%)</p>\n"
- "<p>Cache total/hit/miss/fail (size) %n/%o/%q/%r "
- "(%pn%%/%po%%/%pq%%/%pr%%)</p>\n"
- "<p>Total images never rendered: %s "
- "(includes %t that were converted)</p>\n"
- "<p>Total number of excessive conversions: %u "
- "(from %v images converted more than once)"
- "</p>\n"
- "<p>Bitmap of size %w had most (%x) conversions</p>\n"
- "<h2 class=\"ns-border\">Current contents</h2>\n");
- if (slen >= (int) (sizeof(buffer))) {
- goto fetch_about_imagecache_handler_aborted; /* overflow */
- }
-
- /* send image cache summary */
- msg.type = FETCH_DATA;
- msg.data.header_or_data.buf = (const uint8_t *) buffer;
- msg.data.header_or_data.len = slen;
- if (fetch_about_send_callback(&msg, ctx)) {
- goto fetch_about_imagecache_handler_aborted;
- }
-
- /* image cache entry table */
- res = ssenddataf(ctx, "<p class=\"imagecachelist\">\n"
- "<strong>"
- "<span>Entry</span>"
- "<span>Content Key</span>"
- "<span>Redraw Count</span>"
- "<span>Conversion Count</span>"
- "<span>Last Redraw</span>"
- "<span>Bitmap Age</span>"
- "<span>Bitmap Size</span>"
- "<span>Source</span>"
- "</strong>\n");
- if (res != NSERROR_OK) {
- goto fetch_about_imagecache_handler_aborted;
- }
-
- slen = 0;
- do {
- if (even) {
- elen = image_cache_snentryf(buffer + slen,
- sizeof buffer - slen,
- cent_loop,
- "<a href=\"%U\">"
- "<span class=\"ns-border\">%e</span>"
- "<span class=\"ns-border\">%k</span>"
- "<span class=\"ns-border\">%r</span>"
- "<span class=\"ns-border\">%c</span>"
- "<span class=\"ns-border\">%a</span>"
- "<span class=\"ns-border\">%g</span>"
- "<span class=\"ns-border\">%s</span>"
- "<span class=\"ns-border\">%o</span>"
- "</a>\n");
- } else {
- elen = image_cache_snentryf(buffer + slen,
- sizeof buffer - slen,
- cent_loop,
- "<a class=\"ns-odd-bg\" href=\"%U\">"
- "<span class=\"ns-border\">%e</span>"
- "<span class=\"ns-border\">%k</span>"
- "<span class=\"ns-border\">%r</span>"
- "<span class=\"ns-border\">%c</span>"
- "<span class=\"ns-border\">%a</span>"
- "<span class=\"ns-border\">%g</span>"
- "<span class=\"ns-border\">%s</span>"
- "<span class=\"ns-border\">%o</span>"
- "</a>\n");
- }
- if (elen <= 0)
- break; /* last option */
-
- if (elen >= (int) (sizeof buffer - slen)) {
- /* last entry would not fit in buffer, submit buffer */
- msg.data.header_or_data.len = slen;
- if (fetch_about_send_callback(&msg, ctx))
- goto fetch_about_imagecache_handler_aborted;
- slen = 0;
- } else {
- /* normal addition */
- slen += elen;
- cent_loop++;
- even = !even;
- }
- } while (elen > 0);
-
- slen += snprintf(buffer + slen, sizeof buffer - slen,
- "</p>\n</body>\n</html>\n");
-
- msg.data.header_or_data.len = slen;
- if (fetch_about_send_callback(&msg, ctx))
- goto fetch_about_imagecache_handler_aborted;
-
- fetch_about_send_finished(ctx);
-
- return true;
-
-fetch_about_imagecache_handler_aborted:
- return false;
-}
/**
* certificate name parameters
@@ -1155,7 +1034,7 @@ format_certificate_name(struct fetch_about_context *ctx,
struct ns_cert_name *cert_name)
{
nserror res;
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr><th>Common Name</th><td>%s</td></tr>\n",
cert_name->common_name);
if (res != NSERROR_OK) {
@@ -1163,7 +1042,7 @@ format_certificate_name(struct fetch_about_context *ctx,
}
if (cert_name->organisation != NULL) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr><th>Organisation</th><td>%s</td></tr>\n",
cert_name->organisation);
if (res != NSERROR_OK) {
@@ -1172,7 +1051,7 @@ format_certificate_name(struct fetch_about_context *ctx,
}
if (cert_name->organisation_unit != NULL) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr><th>Organisation Unit</th><td>%s</td></tr>\n",
cert_name->organisation_unit);
if (res != NSERROR_OK) {
@@ -1181,7 +1060,7 @@ format_certificate_name(struct fetch_about_context *ctx,
}
if (cert_name->locality != NULL) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr><th>Locality</th><td>%s</td></tr>\n",
cert_name->locality);
if (res != NSERROR_OK) {
@@ -1190,7 +1069,7 @@ format_certificate_name(struct fetch_about_context *ctx,
}
if (cert_name->province != NULL) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr><th>Privince</th><td>%s</td></tr>\n",
cert_name->province);
if (res != NSERROR_OK) {
@@ -1199,7 +1078,7 @@ format_certificate_name(struct fetch_about_context *ctx,
}
if (cert_name->country != NULL) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr><th>Country</th><td>%s</td></tr>\n",
cert_name->country);
if (res != NSERROR_OK) {
@@ -1223,7 +1102,7 @@ format_certificate_san(struct fetch_about_context *ctx,
return NSERROR_OK;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<table class=\"info\">\n"
"<tr><th>Alternative Names</th><td><hr></td></tr>\n");
if (res != NSERROR_OK) {
@@ -1231,7 +1110,7 @@ format_certificate_san(struct fetch_about_context *ctx,
}
while (san != NULL) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr><th>DNS Name</th><td>%s</td></tr>\n",
san->name);
if (res != NSERROR_OK) {
@@ -1241,7 +1120,7 @@ format_certificate_san(struct fetch_about_context *ctx,
san = san->next;
}
- res = ssenddataf(ctx, "</table>\n");
+ res = fetch_about_ssenddataf(ctx, "</table>\n");
return res;
@@ -1259,7 +1138,7 @@ format_certificate_public_key(struct fetch_about_context *ctx,
return NSERROR_OK;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<table class=\"info\">\n"
"<tr><th>Public Key</th><td><hr></td></tr>\n"
"<tr><th>Algorithm</th><td>%s</td></tr>\n"
@@ -1272,7 +1151,7 @@ format_certificate_public_key(struct fetch_about_context *ctx,
if (public_key->exponent != NULL) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr><th>Exponent</th><td>%s</td></tr>\n",
public_key->exponent);
if (res != NSERROR_OK) {
@@ -1281,7 +1160,7 @@ format_certificate_public_key(struct fetch_about_context *ctx,
}
if (public_key->modulus != NULL) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr><th>Modulus</th><td class=\"data\">%s</td></tr>\n",
public_key->modulus);
if (res != NSERROR_OK) {
@@ -1290,7 +1169,7 @@ format_certificate_public_key(struct fetch_about_context *ctx,
}
if (public_key->curve != NULL) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr><th>Curve</th><td>%s</td></tr>\n",
public_key->curve);
if (res != NSERROR_OK) {
@@ -1299,7 +1178,7 @@ format_certificate_public_key(struct fetch_about_context *ctx,
}
if (public_key->public != NULL) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr><th>Public Value</th><td>%s</td></tr>\n",
public_key->public);
if (res != NSERROR_OK) {
@@ -1307,7 +1186,7 @@ format_certificate_public_key(struct fetch_about_context *ctx,
}
}
- res = ssenddataf(ctx, "</table>\n");
+ res = fetch_about_ssenddataf(ctx, "</table>\n");
return res;
}
@@ -1325,7 +1204,7 @@ format_certificate_fingerprint(struct fetch_about_context *ctx,
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<table class=\"info\">\n"
"<tr><th>Fingerprints</th><td><hr></td></tr>\n");
if (res != NSERROR_OK) {
@@ -1333,7 +1212,7 @@ format_certificate_fingerprint(struct fetch_about_context *ctx,
}
if (cert_info->sha256fingerprint != NULL) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr><th>SHA-256</th><td class=\"data\">%s</td></tr>\n",
cert_info->sha256fingerprint);
if (res != NSERROR_OK) {
@@ -1342,7 +1221,7 @@ format_certificate_fingerprint(struct fetch_about_context *ctx,
}
if (cert_info->sha1fingerprint != NULL) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr><th>SHA-1</th><td class=\"data\">%s</td></tr>\n",
cert_info->sha1fingerprint);
if (res != NSERROR_OK) {
@@ -1350,7 +1229,7 @@ format_certificate_fingerprint(struct fetch_about_context *ctx,
}
}
- res = ssenddataf(ctx, "</table>\n");
+ res = fetch_about_ssenddataf(ctx, "</table>\n");
return res;
}
@@ -1362,7 +1241,7 @@ format_certificate(struct fetch_about_context *ctx,
{
nserror res;
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<h2 id=\"%"PRIsizet"\" class=\"ns-border\">%s</h2>\n",
depth, cert_info->subject_name.common_name);
if (res != NSERROR_OK) {
@@ -1370,7 +1249,7 @@ format_certificate(struct fetch_about_context *ctx,
}
if (cert_info->err != SSL_CERT_ERR_OK) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<table class=\"info\">\n"
"<tr class=\"ns-even-fg-bad\">"
"<th>Fault</th>"
@@ -1383,7 +1262,7 @@ format_certificate(struct fetch_about_context *ctx,
}
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<table class=\"info\">\n"
"<tr><th>Issued To</th><td><hr></td></tr>\n");
if (res != NSERROR_OK) {
@@ -1395,13 +1274,13 @@ format_certificate(struct fetch_about_context *ctx,
return res;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"</table>\n");
if (res != NSERROR_OK) {
return res;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<table class=\"info\">\n"
"<tr><th>Issued By</th><td><hr></td></tr>\n");
if (res != NSERROR_OK) {
@@ -1413,13 +1292,13 @@ format_certificate(struct fetch_about_context *ctx,
return res;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"</table>\n");
if (res != NSERROR_OK) {
return res;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<table class=\"info\">\n"
"<tr><th>Validity</th><td><hr></td></tr>\n"
"<tr><th>Valid From</th><td>%s</td></tr>\n"
@@ -1441,7 +1320,7 @@ format_certificate(struct fetch_about_context *ctx,
return res;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<table class=\"info\">\n"
"<tr><th>Miscellaneous</th><td><hr></td></tr>\n");
if (res != NSERROR_OK) {
@@ -1449,7 +1328,7 @@ format_certificate(struct fetch_about_context *ctx,
}
if (cert_info->serialnum != NULL) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr><th>Serial Number</th><td>%s</td></tr>\n",
cert_info->serialnum);
if (res != NSERROR_OK) {
@@ -1458,7 +1337,7 @@ format_certificate(struct fetch_about_context *ctx,
}
if (cert_info->sig_algor != NULL) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr><th>Signature Algorithm</th>"
"<td>%s</td></tr>\n",
cert_info->sig_algor);
@@ -1467,7 +1346,7 @@ format_certificate(struct fetch_about_context *ctx,
}
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr><th>Version</th><td>%ld</td></tr>\n"
"</table>\n",
cert_info->version);
@@ -1505,7 +1384,7 @@ static bool fetch_about_certificate_handler(struct fetch_about_context *ctx)
goto fetch_about_certificate_handler_aborted;
/* page head */
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<html>\n<head>\n"
"<title>NetSurf Browser Certificate Viewer</title>\n"
"<link rel=\"stylesheet\" type=\"text/css\" "
@@ -1519,7 +1398,7 @@ static bool fetch_about_certificate_handler(struct fetch_about_context *ctx)
res = cert_chain_from_query(ctx->url, &chain);
if (res != NSERROR_OK) {
- res = ssenddataf(ctx, "<p>Could not process that</p>\n");
+ res = fetch_about_ssenddataf(ctx, "<p>Could not process that</p>\n");
if (res != NSERROR_OK) {
goto fetch_about_certificate_handler_aborted;
}
@@ -1528,14 +1407,14 @@ static bool fetch_about_certificate_handler(struct fetch_about_context *ctx)
res = convert_chain_to_cert_info(chain, &cert_info);
if (res == NSERROR_OK) {
size_t depth;
- res = ssenddataf(ctx, "<ul>\n");
+ res = fetch_about_ssenddataf(ctx, "<ul>\n");
if (res != NSERROR_OK) {
free_ns_cert_info(cert_info);
goto fetch_about_certificate_handler_aborted;
}
for (depth = 0; depth < chain->depth; depth++) {
- res = ssenddataf(ctx, "<li><a href=\"#%"PRIsizet"\">%s</a></li>\n",
+ res = fetch_about_ssenddataf(ctx, "<li><a href=\"#%"PRIsizet"\">%s</a></li>\n",
depth, (cert_info + depth)
->subject_name
.common_name);
@@ -1546,7 +1425,7 @@ static bool fetch_about_certificate_handler(struct fetch_about_context *ctx)
}
- res = ssenddataf(ctx, "</ul>\n");
+ res = fetch_about_ssenddataf(ctx, "</ul>\n");
if (res != NSERROR_OK) {
free_ns_cert_info(cert_info);
goto fetch_about_certificate_handler_aborted;
@@ -1564,7 +1443,7 @@ static bool fetch_about_certificate_handler(struct fetch_about_context *ctx)
free_ns_cert_info(cert_info);
} else {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<p>Invalid certificate data</p>\n");
if (res != NSERROR_OK) {
goto fetch_about_certificate_handler_aborted;
@@ -1574,7 +1453,7 @@ static bool fetch_about_certificate_handler(struct fetch_about_context *ctx)
/* page footer */
- res = ssenddataf(ctx, "</body>\n</html>\n");
+ res = fetch_about_ssenddataf(ctx, "</body>\n</html>\n");
if (res != NSERROR_OK) {
goto fetch_about_certificate_handler_aborted;
}
@@ -1615,7 +1494,7 @@ static bool fetch_about_config_handler(struct fetch_about_context *ctx)
goto fetch_about_config_handler_aborted;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<html>\n<head>\n"
"<title>NetSurf Browser Config</title>\n"
"<link rel=\"stylesheet\" type=\"text/css\" "
@@ -1717,7 +1596,7 @@ static bool fetch_about_nscolours_handler(struct fetch_about_context *ctx)
goto aborted;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"html {\n"
"\tbackground-color: #%06x;\n"
"}\n"
@@ -1826,13 +1705,13 @@ static bool fetch_about_testament_handler(struct fetch_about_context *ctx)
if (fetch_about_send_header(ctx, "Content-Type: text/plain"))
goto fetch_about_testament_handler_aborted;
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"# Automatically generated by NetSurf build system\n\n");
if (res != NSERROR_OK) {
goto fetch_about_testament_handler_aborted;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
#if defined(WT_BRANCHISTRUNK) || defined(WT_BRANCHISMASTER)
"# This is a *DEVELOPMENT* build from the main line.\n\n"
#elif defined(WT_BRANCHISTAG) && (WT_MODIFIED == 0)
@@ -1857,31 +1736,31 @@ static bool fetch_about_testament_handler(struct fetch_about_context *ctx)
goto fetch_about_testament_handler_aborted;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"Built by %s (%s) from %s at revision %s on %s\n\n",
GECOS, USERNAME, WT_BRANCHPATH, WT_REVID, WT_COMPILEDATE);
if (res != NSERROR_OK) {
goto fetch_about_testament_handler_aborted;
}
- res = ssenddataf(ctx, "Built on %s in %s\n\n", WT_HOSTNAME, WT_ROOT);
+ res = fetch_about_ssenddataf(ctx, "Built on %s in %s\n\n", WT_HOSTNAME, WT_ROOT);
if (res != NSERROR_OK) {
goto fetch_about_testament_handler_aborted;
}
if (WT_MODIFIED > 0) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"Working tree has %d modification%s\n\n",
WT_MODIFIED, WT_MODIFIED == 1 ? "" : "s");
} else {
- res = ssenddataf(ctx, "Working tree is not modified.\n");
+ res = fetch_about_ssenddataf(ctx, "Working tree is not modified.\n");
}
if (res != NSERROR_OK) {
goto fetch_about_testament_handler_aborted;
}
for (modidx = 0; modidx < WT_MODIFIED; ++modidx) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
" %s %s\n",
modifications[modidx].modtype,
modifications[modidx].leaf);
@@ -2069,7 +1948,7 @@ static bool fetch_about_query_auth_handler(struct fetch_about_context *ctx)
}
title = messages_get("LoginTitle");
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<html>\n<head>\n"
"<title>%s</title>\n"
"<link rel=\"stylesheet\" type=\"text/css\" "
@@ -2082,7 +1961,7 @@ static bool fetch_about_query_auth_handler(struct fetch_about_context *ctx)
goto fetch_about_query_auth_handler_aborted;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<form method=\"post\""
" enctype=\"multipart/form-data\">");
if (res != NSERROR_OK) {
@@ -2095,19 +1974,19 @@ static bool fetch_about_query_auth_handler(struct fetch_about_context *ctx)
password,
&description);
if (res == NSERROR_OK) {
- res = ssenddataf(ctx, "<p>%s</p>", description);
+ res = fetch_about_ssenddataf(ctx, "<p>%s</p>", description);
free(description);
if (res != NSERROR_OK) {
goto fetch_about_query_auth_handler_aborted;
}
}
- res = ssenddataf(ctx, "<table>");
+ res = fetch_about_ssenddataf(ctx, "<table>");
if (res != NSERROR_OK) {
goto fetch_about_query_auth_handler_aborted;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr>"
"<th><label for=\"name\">%s:</label></th>"
"<td><input type=\"text\" id=\"username\" "
@@ -2118,7 +1997,7 @@ static bool fetch_about_query_auth_handler(struct fetch_about_context *ctx)
goto fetch_about_query_auth_handler_aborted;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<tr>"
"<th><label for=\"password\">%s:</label></th>"
"<td><input type=\"password\" id=\"password\" "
@@ -2129,12 +2008,12 @@ static bool fetch_about_query_auth_handler(struct fetch_about_context *ctx)
goto fetch_about_query_auth_handler_aborted;
}
- res = ssenddataf(ctx, "</table>");
+ res = fetch_about_ssenddataf(ctx, "</table>");
if (res != NSERROR_OK) {
goto fetch_about_query_auth_handler_aborted;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<div id=\"buttons\">"
"<input type=\"submit\" id=\"login\" name=\"login\" "
"value=\"%s\" class=\"default-action\">"
@@ -2151,7 +2030,7 @@ static bool fetch_about_query_auth_handler(struct fetch_about_context *ctx)
if (res != NSERROR_OK) {
url_s = strdup("");
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<input type=\"hidden\" name=\"siteurl\" value=\"%s\">",
url_s);
free(url_s);
@@ -2159,14 +2038,14 @@ static bool fetch_about_query_auth_handler(struct fetch_about_context *ctx)
goto fetch_about_query_auth_handler_aborted;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<input type=\"hidden\" name=\"realm\" value=\"%s\">",
realm);
if (res != NSERROR_OK) {
goto fetch_about_query_auth_handler_aborted;
}
- res = ssenddataf(ctx, "</form></body>\n</html>\n");
+ res = fetch_about_ssenddataf(ctx, "</form></body>\n</html>\n");
if (res != NSERROR_OK) {
goto fetch_about_query_auth_handler_aborted;
}
@@ -2232,7 +2111,7 @@ static bool fetch_about_query_privacy_handler(struct fetch_about_context *ctx)
}
title = messages_get("PrivacyTitle");
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<html>\n<head>\n"
"<title>%s</title>\n"
"<link rel=\"stylesheet\" type=\"text/css\" "
@@ -2245,7 +2124,7 @@ static bool fetch_about_query_privacy_handler(struct fetch_about_context *ctx)
goto fetch_about_query_ssl_handler_aborted;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<form method=\"post\""
" enctype=\"multipart/form-data\">");
if (res != NSERROR_OK) {
@@ -2256,7 +2135,7 @@ static bool fetch_about_query_privacy_handler(struct fetch_about_context *ctx)
"PrivacyDescription",
&description);
if (res == NSERROR_OK) {
- res = ssenddataf(ctx, "<div><p>%s</p></div>", description);
+ res = fetch_about_ssenddataf(ctx, "<div><p>%s</p></div>", description);
free(description);
if (res != NSERROR_OK) {
goto fetch_about_query_ssl_handler_aborted;
@@ -2264,13 +2143,13 @@ static bool fetch_about_query_privacy_handler(struct fetch_about_context *ctx)
}
if (chainurl == NULL) {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<div><p>%s</p></div>"
"<div><p>%s</p></div>",
reason,
messages_get("ViewCertificatesNotPossible"));
} else {
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<div><p>%s</p></div>"
"<div><p><a href=\"%s\" target=\"_blank\">%s</a></p></div>",
reason,
@@ -2280,7 +2159,7 @@ static bool fetch_about_query_privacy_handler(struct fetch_about_context *ctx)
if (res != NSERROR_OK) {
goto fetch_about_query_ssl_handler_aborted;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<div id=\"buttons\">"
"<input type=\"submit\" id=\"back\" name=\"back\" "
"value=\"%s\" class=\"default-action\">"
@@ -2297,7 +2176,7 @@ static bool fetch_about_query_privacy_handler(struct fetch_about_context *ctx)
if (res != NSERROR_OK) {
url_s = strdup("");
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<input type=\"hidden\" name=\"siteurl\" value=\"%s\">",
url_s);
free(url_s);
@@ -2305,7 +2184,7 @@ static bool fetch_about_query_privacy_handler(struct fetch_about_context *ctx)
goto fetch_about_query_ssl_handler_aborted;
}
- res = ssenddataf(ctx, "</form></body>\n</html>\n");
+ res = fetch_about_ssenddataf(ctx, "</form></body>\n</html>\n");
if (res != NSERROR_OK) {
goto fetch_about_query_ssl_handler_aborted;
}
@@ -2367,7 +2246,7 @@ static bool fetch_about_query_timeout_handler(struct fetch_about_context *ctx)
}
title = messages_get("TimeoutTitle");
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<html>\n<head>\n"
"<title>%s</title>\n"
"<link rel=\"stylesheet\" type=\"text/css\" "
@@ -2380,7 +2259,7 @@ static bool fetch_about_query_timeout_handler(struct fetch_about_context *ctx)
goto fetch_about_query_timeout_handler_aborted;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<form method=\"post\""
" enctype=\"multipart/form-data\">");
if (res != NSERROR_OK) {
@@ -2391,18 +2270,18 @@ static bool fetch_about_query_timeout_handler(struct fetch_about_context *ctx)
"TimeoutDescription",
&description);
if (res == NSERROR_OK) {
- res = ssenddataf(ctx, "<div><p>%s</p></div>", description);
+ res = fetch_about_ssenddataf(ctx, "<div><p>%s</p></div>", description);
free(description);
if (res != NSERROR_OK) {
goto fetch_about_query_timeout_handler_aborted;
}
}
- res = ssenddataf(ctx, "<div><p>%s</p></div>", reason);
+ res = fetch_about_ssenddataf(ctx, "<div><p>%s</p></div>", reason);
if (res != NSERROR_OK) {
goto fetch_about_query_timeout_handler_aborted;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<div id=\"buttons\">"
"<input type=\"submit\" id=\"back\" name=\"back\" "
"value=\"%s\" class=\"default-action\">"
@@ -2419,7 +2298,7 @@ static bool fetch_about_query_timeout_handler(struct fetch_about_context *ctx)
if (res != NSERROR_OK) {
url_s = strdup("");
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<input type=\"hidden\" name=\"siteurl\" value=\"%s\">",
url_s);
free(url_s);
@@ -2427,7 +2306,7 @@ static bool fetch_about_query_timeout_handler(struct fetch_about_context *ctx)
goto fetch_about_query_timeout_handler_aborted;
}
- res = ssenddataf(ctx, "</form></body>\n</html>\n");
+ res = fetch_about_ssenddataf(ctx, "</form></body>\n</html>\n");
if (res != NSERROR_OK) {
goto fetch_about_query_timeout_handler_aborted;
}
@@ -2490,7 +2369,7 @@ fetch_about_query_fetcherror_handler(struct fetch_about_context *ctx)
}
title = messages_get("FetchErrorTitle");
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<html>\n<head>\n"
"<title>%s</title>\n"
"<link rel=\"stylesheet\" type=\"text/css\" "
@@ -2503,7 +2382,7 @@ fetch_about_query_fetcherror_handler(struct fetch_about_context *ctx)
goto fetch_about_query_fetcherror_handler_aborted;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<form method=\"post\""
" enctype=\"multipart/form-data\">");
if (res != NSERROR_OK) {
@@ -2514,18 +2393,18 @@ fetch_about_query_fetcherror_handler(struct fetch_about_context *ctx)
"FetchErrorDescription",
&description);
if (res == NSERROR_OK) {
- res = ssenddataf(ctx, "<div><p>%s</p></div>", description);
+ res = fetch_about_ssenddataf(ctx, "<div><p>%s</p></div>", description);
free(description);
if (res != NSERROR_OK) {
goto fetch_about_query_fetcherror_handler_aborted;
}
}
- res = ssenddataf(ctx, "<div><p>%s</p></div>", reason);
+ res = fetch_about_ssenddataf(ctx, "<div><p>%s</p></div>", reason);
if (res != NSERROR_OK) {
goto fetch_about_query_fetcherror_handler_aborted;
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<div id=\"buttons\">"
"<input type=\"submit\" id=\"back\" name=\"back\" "
"value=\"%s\" class=\"default-action\">"
@@ -2542,7 +2421,7 @@ fetch_about_query_fetcherror_handler(struct fetch_about_context *ctx)
if (res != NSERROR_OK) {
url_s = strdup("");
}
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<input type=\"hidden\" name=\"siteurl\" value=\"%s\">",
url_s);
free(url_s);
@@ -2550,7 +2429,7 @@ fetch_about_query_fetcherror_handler(struct fetch_about_context *ctx)
goto fetch_about_query_fetcherror_handler_aborted;
}
- res = ssenddataf(ctx, "</form></body>\n</html>\n");
+ res = fetch_about_ssenddataf(ctx, "</form></body>\n</html>\n");
if (res != NSERROR_OK) {
goto fetch_about_query_fetcherror_handler_aborted;
}
@@ -2720,7 +2599,7 @@ static bool fetch_about_about_handler(struct fetch_about_context *ctx)
if (fetch_about_send_header(ctx, "Content-Type: text/html"))
goto fetch_about_config_handler_aborted;
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<html>\n<head>\n"
"<title>List of NetSurf pages</title>\n"
"<link rel=\"stylesheet\" type=\"text/css\" "
@@ -2739,7 +2618,7 @@ static bool fetch_about_about_handler(struct fetch_about_context *ctx)
if (about_handler_list[abt_loop].hidden)
continue;
- res = ssenddataf(ctx,
+ res = fetch_about_ssenddataf(ctx,
"<li><a href=\"about:%s\">about:%s</a></li>\n",
about_handler_list[abt_loop].name,
about_handler_list[abt_loop].name);
@@ -2748,7 +2627,7 @@ static bool fetch_about_about_handler(struct fetch_about_context *ctx)
}
}
- res = ssenddataf(ctx, "</ul>\n</body>\n</html>\n");
+ res = fetch_about_ssenddataf(ctx, "</ul>\n</body>\n</html>\n");
if (res != NSERROR_OK) {
goto fetch_about_config_handler_aborted;
}
@@ -2774,7 +2653,7 @@ fetch_about_404_handler(struct fetch_about_context *ctx)
return false;
}
- res = ssenddataf(ctx, "Unknown page: %s", nsurl_access(ctx->url));
+ res = fetch_about_ssenddataf(ctx, "Unknown page: %s", nsurl_access(ctx->url));
if (res != NSERROR_OK) {
return false;
}
diff --git a/content/fetchers/about/about.h b/content/fetchers/about/about.h
index 944f84a59..bf6379709 100644
--- a/content/fetchers/about/about.h
+++ b/content/fetchers/about/about.h
@@ -16,12 +16,13 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-/** \file
- * about: URL method handler
+/**
+ * \file
+ * about scheme URL method handler
*/
-#ifndef NETSURF_CONTENT_FETCHERS_FETCH_ABOUT_H
-#define NETSURF_CONTENT_FETCHERS_FETCH_ABOUT_H
+#ifndef NETSURF_CONTENT_FETCHERS_ABOUT_ABOUT_H
+#define NETSURF_CONTENT_FETCHERS_ABOUT_ABOUT_H
/**
* Register about scheme handler.
diff --git a/content/fetchers/about/imagecache.c b/content/fetchers/about/imagecache.c
new file mode 100644
index 000000000..5e2abcb1e
--- /dev/null
+++ b/content/fetchers/about/imagecache.c
@@ -0,0 +1,174 @@
+/*
+ * Copyright 2020 Vincent Sanders <vince@netsurf-browser.org>
+ *
+ * This file is part of NetSurf.
+ *
+ * NetSurf is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * NetSurf is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/**
+ * \file
+ * content generator for the about scheme imagecache page
+ */
+
+#include <stdbool.h>
+#include <stdio.h>
+
+#include "netsurf/types.h"
+
+#include "image/image_cache.h"
+
+#include "private.h"
+#include "imagecache.h"
+
+/* exported interface documented in about/imagecache.h */
+bool fetch_about_imagecache_handler(struct fetch_about_context *ctx)
+{
+ char buffer[2048]; /* output buffer */
+ int code = 200;
+ int slen;
+ unsigned int cent_loop = 0;
+ int elen = 0; /* entry length */
+ nserror res;
+ bool even = false;
+
+ /* content is going to return ok */
+ fetch_about_set_http_code(ctx, code);
+
+ /* content type */
+ if (fetch_about_send_header(ctx, "Content-Type: text/html"))
+ goto fetch_about_imagecache_handler_aborted;
+
+ /* page head */
+ res = fetch_about_ssenddataf(ctx,
+ "<html>\n<head>\n"
+ "<title>Image Cache Status</title>\n"
+ "<link rel=\"stylesheet\" type=\"text/css\" "
+ "href=\"resource:internal.css\">\n"
+ "</head>\n"
+ "<body id =\"cachelist\" class=\"ns-even-bg ns-even-fg ns-border\">\n"
+ "<h1 class=\"ns-border\">Image Cache Status</h1>\n");
+ if (res != NSERROR_OK) {
+ goto fetch_about_imagecache_handler_aborted;
+ }
+
+ /* image cache summary */
+ slen = image_cache_snsummaryf(buffer, sizeof(buffer),
+ "<p>Configured limit of %a hysteresis of %b</p>\n"
+ "<p>Total bitmap size in use %c (in %d)</p>\n"
+ "<p>Age %es</p>\n"
+ "<p>Peak size %f (in %g)</p>\n"
+ "<p>Peak image count %h (size %i)</p>\n"
+ "<p>Cache total/hit/miss/fail (counts) %j/%k/%l/%m "
+ "(%pj%%/%pk%%/%pl%%/%pm%%)</p>\n"
+ "<p>Cache total/hit/miss/fail (size) %n/%o/%q/%r "
+ "(%pn%%/%po%%/%pq%%/%pr%%)</p>\n"
+ "<p>Total images never rendered: %s "
+ "(includes %t that were converted)</p>\n"
+ "<p>Total number of excessive conversions: %u "
+ "(from %v images converted more than once)"
+ "</p>\n"
+ "<p>Bitmap of size %w had most (%x) conversions</p>\n"
+ "<h2 class=\"ns-border\">Current contents</h2>\n");
+ if (slen >= (int) (sizeof(buffer))) {
+ goto fetch_about_imagecache_handler_aborted; /* overflow */
+ }
+
+ res = fetch_about_senddata(ctx, (const uint8_t *)buffer, slen);
+ if (res != NSERROR_OK) {
+ goto fetch_about_imagecache_handler_aborted;
+ }
+
+ /* image cache entry table */
+ res = fetch_about_ssenddataf(ctx, "<p class=\"imagecachelist\">\n"
+ "<strong>"
+ "<span>Entry</span>"
+ "<span>Content Key</span>"
+ "<span>Redraw Count</span>"
+ "<span>Conversion Count</span>"
+ "<span>Last Redraw</span>"
+ "<span>Bitmap Age</span>"
+ "<span>Bitmap Size</span>"
+ "<span>Source</span>"
+ "</strong>\n");
+ if (res != NSERROR_OK) {
+ goto fetch_about_imagecache_handler_aborted;
+ }
+
+ slen = 0;
+ do {
+ if (even) {
+ elen = image_cache_snentryf(buffer + slen,
+ sizeof buffer - slen,
+ cent_loop,
+ "<a href=\"%U\">"
+ "<span class=\"ns-border\">%e</span>"
+ "<span class=\"ns-border\">%k</span>"
+ "<span class=\"ns-border\">%r</span>"
+ "<span class=\"ns-border\">%c</span>"
+ "<span class=\"ns-border\">%a</span>"
+ "<span class=\"ns-border\">%g</span>"
+ "<span class=\"ns-border\">%s</span>"
+ "<span class=\"ns-border\">%o</span>"
+ "</a>\n");
+ } else {
+ elen = image_cache_snentryf(buffer + slen,
+ sizeof buffer - slen,
+ cent_loop,
+ "<a class=\"ns-odd-bg\" href=\"%U\">"
+ "<span class=\"ns-border\">%e</span>"
+ "<span class=\"ns-border\">%k</span>"
+ "<span class=\"ns-border\">%r</span>"
+ "<span class=\"ns-border\">%c</span>"
+ "<span class=\"ns-border\">%a</span>"
+ "<span class=\"ns-border\">%g</span>"
+ "<span class=\"ns-border\">%s</span>"
+ "<span class=\"ns-border\">%o</span>"
+ "</a>\n");
+ }
+ if (elen <= 0)
+ break; /* last option */
+
+ if (elen >= (int) (sizeof buffer - slen)) {
+ /* last entry would not fit in buffer, submit buffer */
+ res = fetch_about_senddata(ctx,
+ (const uint8_t *)buffer,
+ slen);
+ if (res != NSERROR_OK) {
+ goto fetch_about_imagecache_handler_aborted;
+ }
+
+ slen = 0;
+ } else {
+ /* normal addition */
+ slen += elen;
+ cent_loop++;
+ even = !even;
+ }
+ } while (elen > 0);
+
+ slen += snprintf(buffer + slen, sizeof buffer - slen,
+ "</p>\n</body>\n</html>\n");
+
+ res = fetch_about_senddata(ctx, (const uint8_t *)buffer, slen);
+ if (res != NSERROR_OK) {
+ goto fetch_about_imagecache_handler_aborted;
+ }
+
+ fetch_about_send_finished(ctx);
+
+ return true;
+
+fetch_about_imagecache_handler_aborted:
+ return false;
+}
diff --git a/content/fetchers/about/imagecache.h b/content/fetchers/about/imagecache.h
new file mode 100644
index 000000000..d1419cea7
--- /dev/null
+++ b/content/fetchers/about/imagecache.h
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2020 Vincent Sanders <vince@netsurf-browser.org>
+ *
+ * This file is part of NetSurf.
+ *
+ * NetSurf is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * NetSurf is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/**
+ * \file
+ * about scheme imagecache handler interface
+ */
+
+#ifndef NETSURF_CONTENT_FETCHERS_ABOUT_IMAGECACHE_H
+#define NETSURF_CONTENT_FETCHERS_ABOUT_IMAGECACHE_H
+
+/**
+ * Handler to generate about scheme imagecache page.
+ *
+ * Shows details of current image cache.
+ *
+ * \param ctx The fetcher context.
+ * \return true if handled false if aborted.
+ */
+bool fetch_about_imagecache_handler(struct fetch_about_context *ctx);
+
+#endif
diff --git a/content/fetchers/about/private.h b/content/fetchers/about/private.h
new file mode 100644
index 000000000..d877ac5e8
--- /dev/null
+++ b/content/fetchers/about/private.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright 2020 Vincent Sanders <vince@netsurf-browser.org>
+ *
+ * This file is part of NetSurf, http://www.netsurf-browser.org/
+ *
+ * NetSurf is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * NetSurf is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/**
+ * \file
+ * Private interfaces for the about scheme fetcher.
+ */
+
+#ifndef NETSURF_CONTENT_FETCHERS_ABOUT_PRIVATE_H
+#define NETSURF_CONTENT_FETCHERS_ABOUT_PRIVATE_H
+
+struct fetch_about_context;
+
+/**
+ * set http response code on about response
+ */
+bool fetch_about_set_http_code(struct fetch_about_context *ctx, long code);
+
+/**
+ * Send a header on the about response
+ *
+ * \param ctx The about fetch context
+ * \param fmt The format specifier of the header
+ * \return true if the fetch has been aborted else false
+ */
+bool fetch_about_send_header(struct fetch_about_context *ctx, const char *fmt, ...);
+
+/**
+ * send data on the about response
+ */
+nserror
+fetch_about_senddata(struct fetch_about_context *ctx, const uint8_t *data, size_t data_len);
+
+/**
+ * send formatted data on the about response
+ */
+nserror fetch_about_ssenddataf(struct fetch_about_context *ctx, const char *fmt, ...);
+
+/**
+ * complete the about fetch response
+ */
+bool fetch_about_send_finished(struct fetch_about_context *ctx);
+
+#endif