Tom Callaway
4 years ago
parent
9063928687
commit
308a9e3603
@ -0,0 +1,140 @@
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diff -up chromium-83.0.4103.97/chrome/service/cloud_print/print_system_cups.cc.el7cups chromium-83.0.4103.97/chrome/service/cloud_print/print_system_cups.cc
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--- chromium-83.0.4103.97/chrome/service/cloud_print/print_system_cups.cc.el7cups 2020-06-15 10:38:45.195693757 -0400
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+++ chromium-83.0.4103.97/chrome/service/cloud_print/print_system_cups.cc 2020-06-15 10:40:19.864635638 -0400
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@@ -725,8 +725,9 @@ int PrintSystemCUPS::PrintFile(const GUR
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// Use default (local) print server.
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if (url.is_empty())
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return cupsPrintFile(name, filename, title, num_options, options);
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-
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- printing::HttpConnectionCUPS http(url, encryption, /*blocking=*/false);
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+
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+ printing::HttpConnectionCUPS http(url, encryption);
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+ http.SetBlocking(false);
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return cupsPrintFile2(http.http(), name, filename, title, num_options,
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options);
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}
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@@ -742,7 +743,8 @@ int PrintSystemCUPS::GetJobs(cups_job_t*
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if (url.is_empty())
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return cupsGetJobs(jobs, name, myjobs, whichjobs);
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- printing::HttpConnectionCUPS http(url, encryption, /*blocking=*/false);
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+ printing::HttpConnectionCUPS http(url, encryption);
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+ http.SetBlocking(false);
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return cupsGetJobs2(http.http(), jobs, name, myjobs, whichjobs);
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}
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diff -up chromium-83.0.4103.97/printing/backend/cups_helper.cc.el7cups chromium-83.0.4103.97/printing/backend/cups_helper.cc
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--- chromium-83.0.4103.97/printing/backend/cups_helper.cc.el7cups 2020-06-15 10:41:01.848722898 -0400
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+++ chromium-83.0.4103.97/printing/backend/cups_helper.cc 2020-06-15 10:43:57.780900879 -0400
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@@ -32,18 +32,6 @@ namespace printing {
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// This section contains helper code for PPD parsing for semantic capabilities.
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namespace {
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-// Function availability can be tested by checking whether its address is not
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-// nullptr. Weak symbols remove the need for platform specific build flags and
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-// allow for appropriate CUPS usage on platforms with non-uniform version
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-// support, namely Linux.
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-#define WEAK_CUPS_FN(x) extern "C" __attribute__((weak)) decltype(x) x
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-
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-WEAK_CUPS_FN(httpConnect2);
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-
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-// Timeout for establishing a CUPS connection. It is expected that cupsd is
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-// able to start and respond on all systems within this duration.
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-constexpr base::TimeDelta kCupsTimeout = base::TimeDelta::FromSeconds(5);
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-
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// CUPS default max copies value (taken from default cupsMaxCopies parsing in
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// cups/ppd-cache.c).
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constexpr int32_t kDefaultMaxCopies = 9999;
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@@ -541,8 +529,7 @@ const int kDefaultIPPServerPort = 631;
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// Helper wrapper around http_t structure, with connection and cleanup
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// functionality.
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HttpConnectionCUPS::HttpConnectionCUPS(const GURL& print_server_url,
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- http_encryption_t encryption,
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- bool blocking)
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+ http_encryption_t encryption)
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: http_(nullptr) {
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// If we have an empty url, use default print server.
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if (print_server_url.is_empty())
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@@ -552,12 +539,6 @@ HttpConnectionCUPS::HttpConnectionCUPS(c
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if (port == url::PORT_UNSPECIFIED)
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port = kDefaultIPPServerPort;
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- if (httpConnect2) {
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- http_ = httpConnect2(print_server_url.host().c_str(), port,
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- /*addrlist=*/nullptr, AF_UNSPEC, encryption,
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- blocking ? 1 : 0, kCupsTimeout.InMilliseconds(),
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- /*cancel=*/nullptr);
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- } else {
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// Continue to use deprecated CUPS calls because because older Linux
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// distribution such as RHEL/CentOS 7 are shipped with CUPS 1.6.
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http_ =
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@@ -570,8 +551,6 @@ HttpConnectionCUPS::HttpConnectionCUPS(c
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return;
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}
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- if (!httpConnect2)
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- httpBlocking(http_, blocking ? 1 : 0);
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}
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HttpConnectionCUPS::~HttpConnectionCUPS() {
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@@ -579,6 +558,10 @@ HttpConnectionCUPS::~HttpConnectionCUPS(
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httpClose(http_);
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}
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+void HttpConnectionCUPS::SetBlocking(bool blocking) {
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+ httpBlocking(http_, blocking ? 1 : 0);
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+}
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+
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http_t* HttpConnectionCUPS::http() {
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return http_;
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}
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diff -up chromium-83.0.4103.97/printing/backend/cups_helper.h.el7cups chromium-83.0.4103.97/printing/backend/cups_helper.h
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--- chromium-83.0.4103.97/printing/backend/cups_helper.h.el7cups 2020-06-15 10:44:04.949745308 -0400
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+++ chromium-83.0.4103.97/printing/backend/cups_helper.h 2020-06-15 10:44:36.653057318 -0400
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@@ -23,10 +23,11 @@ struct PrinterSemanticCapsAndDefaults;
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class PRINTING_EXPORT HttpConnectionCUPS {
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public:
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HttpConnectionCUPS(const GURL& print_server_url,
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- http_encryption_t encryption,
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- bool blocking);
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+ http_encryption_t encryption);
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~HttpConnectionCUPS();
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+ void SetBlocking(bool blocking);
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+
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http_t* http();
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private:
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diff -up chromium-83.0.4103.97/printing/backend/print_backend_cups.cc.el7cups chromium-83.0.4103.97/printing/backend/print_backend_cups.cc
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--- chromium-83.0.4103.97/printing/backend/print_backend_cups.cc.el7cups 2020-06-15 10:44:51.203741555 -0400
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+++ chromium-83.0.4103.97/printing/backend/print_backend_cups.cc 2020-06-15 10:46:23.442739884 -0400
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@@ -250,7 +250,8 @@ int PrintBackendCUPS::GetDests(cups_dest
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if (print_server_url_.is_empty())
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return cupsGetDests2(CUPS_HTTP_DEFAULT, dests);
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- HttpConnectionCUPS http(print_server_url_, cups_encryption_, blocking_);
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+ HttpConnectionCUPS http(print_server_url_, cups_encryption_);
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+ http.SetBlocking(blocking_);
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// This call must be made in the same scope as |http| because its destructor
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// closes the connection.
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@@ -276,7 +277,8 @@ base::FilePath PrintBackendCUPS::GetPPD(
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// connection will timeout after 10 seconds of no data period. And it will
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// return the same way as if data was completely and successfully
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// downloaded.
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- HttpConnectionCUPS http(print_server_url_, cups_encryption_, blocking_);
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+ HttpConnectionCUPS http(print_server_url_, cups_encryption_);
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+ http.SetBlocking(blocking_);
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ppd_file_path = cupsGetPPD2(http.http(), name);
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// Check if the get full PPD, since non-blocking call may simply return
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// normally after timeout expired.
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@@ -312,7 +314,8 @@ PrintBackendCUPS::ScopedDestination Prin
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// Use default (local) print server.
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dest = cupsGetNamedDest(CUPS_HTTP_DEFAULT, printer_name.c_str(), nullptr);
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} else {
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- HttpConnectionCUPS http(print_server_url_, cups_encryption_, blocking_);
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+ HttpConnectionCUPS http(print_server_url_, cups_encryption_);
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+ http.SetBlocking(blocking_);
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dest = cupsGetNamedDest(http.http(), printer_name.c_str(), nullptr);
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}
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return ScopedDestination(dest);
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