From fbb5e59a03026696178cc555b0e4158f2e51d184 Mon Sep 17 00:00:00 2001 From: Henri Verbeet Date: Thu, 3 Aug 2023 12:00:01 +0200 Subject: [PATCH] vkd3d-dxbc: Implement listing DXBC contents. --- Makefile.am | 3 +- README | 4 +- programs/vkd3d-dxbc/main.c | 241 ++++++++++++++++++++++++++++++++++++- 3 files changed, 240 insertions(+), 8 deletions(-) diff --git a/Makefile.am b/Makefile.am index 45f1dd54..27738f3b 100644 --- a/Makefile.am +++ b/Makefile.am @@ -360,7 +360,8 @@ vkd3d_compiler_CFLAGS = $(AM_CFLAGS) @NCURSES_CFLAGS@ vkd3d_compiler_LDADD = libvkd3d-shader.la @NCURSES_LIBS@ vkd3d_dxbc_SOURCES = programs/vkd3d-dxbc/main.c -vkd3d_dxbc_LDADD = libvkd3d-shader.la +vkd3d_dxbc_CFLAGS = $(AM_CFLAGS) @NCURSES_CFLAGS@ +vkd3d_dxbc_LDADD = libvkd3d-shader.la @NCURSES_LIBS@ LDADD = libvkd3d.la libvkd3d-shader.la libvkd3d-utils.la AM_DEFAULT_SOURCE_EXT = .c diff --git a/README b/README index 465d5f91..cac0d6dd 100644 --- a/README +++ b/README @@ -47,8 +47,8 @@ commas or semicolons. * NO_COLOR - this is an alias of NO_COLOUR. - * NO_COLOUR - when set, vkd3d-compiler will default to monochrome output, - even when the output supports colour. + * NO_COLOUR - when set, vkd3d-compiler and vkd3d-dxbc will default to + monochrome output, even when the output supports colour. * VKD3D_CONFIG - a list of options that change the behavior of libvkd3d. * virtual_heaps - Create descriptors for each D3D12 root signature diff --git a/programs/vkd3d-dxbc/main.c b/programs/vkd3d-dxbc/main.c index f75f9542..6766016d 100644 --- a/programs/vkd3d-dxbc/main.c +++ b/programs/vkd3d-dxbc/main.c @@ -25,47 +25,117 @@ #include #include #include +#include #include "vkd3d_common.h" #include "vkd3d_shader.h" +#ifdef HAVE_NCURSES +#include +#endif enum { - OPTION_HELP = CHAR_MAX + 1, + OPTION_COLOUR = CHAR_MAX + 1, + OPTION_HELP, + OPTION_LIST, + OPTION_NO_COLOUR, OPTION_VERSION, }; struct options { + const char *input_filename; bool print_help; + bool list; bool print_version; + + struct colours + { + const char *reset; + const char *index; + const char *label; + } colours; }; +static bool has_colour(void) +{ +#ifdef HAVE_NCURSES + bool supported; + int ret; + + if (!isatty(fileno(stdout))) + return false; + setupterm(NULL, fileno(stdout), &ret); + if (ret != 1) + return false; + supported = !!tigetstr("setaf"); + del_curterm(cur_term); + + return supported; +#else + return false; +#endif +} + static bool parse_command_line(int argc, char **argv, struct options *options) { int option; static struct option long_options[] = { + {"colour", no_argument, NULL, OPTION_COLOUR}, {"help", no_argument, NULL, OPTION_HELP}, + {"list", no_argument, NULL, OPTION_LIST}, + {"no-colour", no_argument, NULL, OPTION_NO_COLOUR}, {"version", no_argument, NULL, OPTION_VERSION}, {NULL, 0, NULL, 0}, }; + static const struct colours colours = + { + .reset = "\x1b[m", + .index = "\x1b[92m", + .label = "\x1b[93m", + }; + + static const struct colours no_colours = + { + .reset = "", + .index = "", + .label = "", + }; + memset(options, 0, sizeof(*options)); + if (!getenv("NO_COLOUR") && !getenv("NO_COLOR") && has_colour()) + options->colours = colours; + else + options->colours = no_colours; for (;;) { - if ((option = getopt_long(argc, argv, "hV", long_options, NULL)) == -1) + if ((option = getopt_long(argc, argv, "htV", long_options, NULL)) == -1) break; switch (option) { + case OPTION_COLOUR: + options->colours = colours; + break; + case 'h': case OPTION_HELP: options->print_help = true; return true; + case 't': + case OPTION_LIST: + options->list = true; + break; + + case OPTION_NO_COLOUR: + options->colours = no_colours; + break; + case 'V': case OPTION_VERSION: options->print_version = true; @@ -76,25 +146,161 @@ static bool parse_command_line(int argc, char **argv, struct options *options) } } + if (optind < argc) + options->input_filename = argv[argc - 1]; + return true; } static void print_usage(const char *program_name) { static const char usage[] = - "[options...]\n" + "[options...] [file]\n" "Options:\n" + " --colour Enable colour, even when not supported by the output.\n" " -h, --help Display this information and exit.\n" + " -t, --list List the contents of the DXBC blob.\n" + " --no-colour Disable colour, even when supported by the output.\n" " -V, --version Display version information and exit.\n" " -- Stop option processing. Any subsequent argument is\n" - " interpreted as a filename.\n"; + " interpreted as a filename.\n" + "\n" + "If the input file is '-' or not specified, input will be read from standard\n" + "input.\n"; fprintf(stderr, "Usage: %s %s", program_name, usage); } +static FILE *open_input(const char *filename, bool *close) +{ + FILE *f; + + *close = false; + + if (!filename || !strcmp(filename, "-")) + return stdin; + + if (!(f = fopen(filename, "rb"))) + { + fprintf(stderr, "Unable to open '%s' for reading.\n", filename); + return NULL; + } + + *close = true; + return f; +} + +static bool read_input(FILE *f, struct vkd3d_shader_code *dxbc) +{ + size_t size = 4096; + struct stat st; + size_t pos = 0; + uint8_t *data; + size_t ret; + + memset(dxbc, 0, sizeof(*dxbc)); + + if (fstat(fileno(f), &st) == -1) + { + fprintf(stderr, "Could not stat input.\n"); + return false; + } + + if (S_ISREG(st.st_mode)) + size = st.st_size; + + if (!(data = malloc(size))) + { + fprintf(stderr, "Out of memory.\n"); + return false; + } + + for (;;) + { + if (pos >= size) + { + if (size > SIZE_MAX / 2 || !(data = realloc(data, size * 2))) + { + fprintf(stderr, "Out of memory.\n"); + free(data); + return false; + } + size *= 2; + } + + if (!(ret = fread(&data[pos], 1, size - pos, f))) + break; + pos += ret; + } + + if (!feof(f)) + { + free(data); + return false; + } + + dxbc->code = data; + dxbc->size = pos; + + return true; +} + +static const char *dump_tag(char *out, uint32_t tag) +{ + unsigned int i; + + memcpy(out, &tag, sizeof(tag)); + for (i = 0; i < sizeof(tag); ++i) + { + if (!isprint(out[i])) + out[i] = '.'; + } + + return out; +} + +static void dump_dxbc(const struct vkd3d_shader_dxbc_desc *dxbc_desc, const struct options *options) +{ + const struct colours *colours = &options->colours; + struct vkd3d_shader_dxbc_section_desc *section; + char tag[4]; + size_t i; + + printf(" %stag%s: %08x (%.4s)\n", + colours->label, colours->reset, + dxbc_desc->tag, dump_tag(tag, dxbc_desc->tag)); + printf(" %schecksum%s: %08x %08x %08x %08x\n", + colours->label, colours->reset, + dxbc_desc->checksum[0], dxbc_desc->checksum[1], + dxbc_desc->checksum[2], dxbc_desc->checksum[3]); + printf(" %sversion%s: %u\n", colours->label, colours->reset, dxbc_desc->version); + printf(" %ssize%s: %#zx (%zu) bytes\n", colours->label, colours->reset, dxbc_desc->size, dxbc_desc->size); + printf(" %ssections%s: %zu\n\n", colours->label, colours->reset, dxbc_desc->section_count); + + printf(" %s#%s %stag%s %ssize%s\n", + colours->label, colours->reset, + colours->label, colours->reset, + colours->label, colours->reset); + for (i = 0; i < dxbc_desc->section_count; ++i) + { + section = &dxbc_desc->sections[i]; + printf("%s%2zu%s %08x (%.4s) 0x%08zx (%zu) bytes\n", + colours->index, i, colours->reset, + section->tag, dump_tag(tag, section->tag), + section->data.size, section->data.size); + } +} + int main(int argc, char **argv) { + struct vkd3d_shader_dxbc_desc dxbc_desc; + struct vkd3d_shader_code dxbc; struct options options; + bool close_input; + char *messages; + int fail = 1; + FILE *input; + int ret; if (!parse_command_line(argc, argv, &options)) { @@ -116,5 +322,30 @@ int main(int argc, char **argv) return 0; } - return 0; + if (!(input = open_input(options.input_filename, &close_input))) + goto done; + + if (!read_input(input, &dxbc)) + { + fprintf(stderr, "Failed to read input blob.\n"); + goto done; + } + + ret = vkd3d_shader_parse_dxbc(&dxbc, 0, &dxbc_desc, &messages); + if (messages) + fputs(messages, stderr); + vkd3d_shader_free_messages(messages); + if (ret < 0) + goto done; + + if (options.list) + dump_dxbc(&dxbc_desc, &options); + + vkd3d_shader_free_dxbc(&dxbc_desc); + vkd3d_shader_free_shader_code(&dxbc); + fail = 0; +done: + if (close_input) + fclose(input); + return fail; }