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comparison src/c/urweb.c @ 1932:98895243b5b6

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Change handling of returned text blobs, to activate the normal EWrite optimizations
author Adam Chlipala <adam@chlipala.net>
date Wed, 11 Dec 2013 18:22:10 -0500
parents 1a04b1edded2
children 8e6e3d9cea22
comparison
equal deleted inserted replaced
1931:1a04b1edded2 1932:98895243b5b6
1347 ctx->outHeaders.front += len; 1347 ctx->outHeaders.front += len;
1348 } 1348 }
1349 1349
1350 void uw_clear_headers(uw_context ctx) { 1350 void uw_clear_headers(uw_context ctx) {
1351 uw_buffer_reset(&ctx->outHeaders); 1351 uw_buffer_reset(&ctx->outHeaders);
1352 }
1353
1354 void uw_Basis_clear_page(uw_context ctx) {
1355 uw_buffer_reset(&ctx->page);
1352 } 1356 }
1353 1357
1354 static void uw_check_script(uw_context ctx, size_t extra) { 1358 static void uw_check_script(uw_context ctx, size_t extra) {
1355 ctx_uw_buffer_check(ctx, "script", &ctx->script, extra); 1359 ctx_uw_buffer_check(ctx, "script", &ctx->script, extra);
1356 } 1360 }
3734 ctx->cleanup_front = ctx->cleanup; 3738 ctx->cleanup_front = ctx->cleanup;
3735 3739
3736 longjmp(ctx->jmp_buf, RETURN_INDIRECTLY); 3740 longjmp(ctx->jmp_buf, RETURN_INDIRECTLY);
3737 } 3741 }
3738 3742
3743 __attribute__((noreturn)) void uw_return_blob_from_page(uw_context ctx, uw_Basis_string mimeType) {
3744 cleanup *cl;
3745 int len;
3746 char *oldh;
3747
3748 if (!ctx->allowed_to_return_indirectly)
3749 uw_error(ctx, FATAL, "Tried to return a blob from an RPC");
3750
3751 ctx->returning_indirectly = 1;
3752 oldh = old_headers(ctx);
3753 uw_buffer_reset(&ctx->outHeaders);
3754
3755 uw_write_header(ctx, on_success);
3756 uw_write_header(ctx, "Content-Type: ");
3757 uw_write_header(ctx, mimeType);
3758 uw_write_header(ctx, "\r\nContent-Length: ");
3759 ctx_uw_buffer_check(ctx, "headers", &ctx->outHeaders, INTS_MAX);
3760 sprintf(ctx->outHeaders.front, "%lu%n", (unsigned long)uw_buffer_used(&ctx->page), &len);
3761 ctx->outHeaders.front += len;
3762 uw_write_header(ctx, "\r\n");
3763 if (oldh) uw_write_header(ctx, oldh);
3764
3765 for (cl = ctx->cleanup; cl < ctx->cleanup_front; ++cl)
3766 cl->func(cl->arg);
3767
3768 ctx->cleanup_front = ctx->cleanup;
3769
3770 longjmp(ctx->jmp_buf, RETURN_INDIRECTLY);
3771 }
3772
3739 __attribute__((noreturn)) void uw_redirect(uw_context ctx, uw_Basis_string url) { 3773 __attribute__((noreturn)) void uw_redirect(uw_context ctx, uw_Basis_string url) {
3740 cleanup *cl; 3774 cleanup *cl;
3741 char *s; 3775 char *s;
3742 char *oldh; 3776 char *oldh;
3743 3777