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-rw-r--r--src/driver/ptyc_amain.c74
-rw-r--r--src/driver/ptyc_driver_ctx.c209
2 files changed, 283 insertions, 0 deletions
diff --git a/src/driver/ptyc_amain.c b/src/driver/ptyc_amain.c
new file mode 100644
index 0000000..4762d3a
--- /dev/null
+++ b/src/driver/ptyc_amain.c
@@ -0,0 +1,74 @@
+/*********************************************************/
+/* ptycon: a pty-console bridge */
+/* Copyright (C) 2016 Z. Gilboa */
+/* Released under GPLv2 and GPLv3; see COPYING.PTYCON. */
+/*********************************************************/
+
+#include <ntapi/ntapi.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include <ptycon/ptycon.h>
+#include "ptycon_init_impl.h"
+#include "ptycon_driver_impl.h"
+#include "ptycon_nolibc_impl.h"
+
+#ifndef PTYC_DRIVER_FLAGS
+#define PTYC_DRIVER_FLAGS PTYC_DRIVER_VERBOSITY_ERRORS \
+ | PTYC_DRIVER_VERBOSITY_USAGE
+#endif
+
+static const char vermsg[] = "%s%s%s (git://midipix.org/ptycon): "
+ "version %s%d.%d.%d%s.\n"
+ "[commit reference: %s%s%s]\n";
+
+static const char * const ptyc_ver_color[6] = {
+ "\x1b[1m\x1b[35m","\x1b[0m",
+ "\x1b[1m\x1b[32m","\x1b[0m",
+ "\x1b[1m\x1b[34m","\x1b[0m"
+};
+
+static const char * const ptyc_ver_plain[6] = {
+ "","",
+ "","",
+ "",""
+};
+
+static ssize_t ptyc_version(struct ptyc_driver_ctx * dctx)
+{
+ const struct ptyc_source_version * verinfo;
+ const char * const * verclr;
+
+ verinfo = ptyc_source_version();
+ verclr = isatty(STDOUT_FILENO) ? ptyc_ver_color : ptyc_ver_plain;
+
+ return fprintf(stdout,vermsg,
+ verclr[0],dctx->program,verclr[1],
+ verclr[2],verinfo->major,verinfo->minor,
+ verinfo->revision,verclr[3],
+ verclr[4],verinfo->commit,verclr[5]);
+}
+
+static int ptyc_exit(struct ptyc_driver_ctx * dctx, int nerrors)
+{
+ ptyc_free_driver_ctx(dctx);
+ return nerrors ? 2 : 0;
+}
+
+int ptyc_main(int argc, char ** argv, char ** envp)
+{
+ int ret;
+ struct ptyc_driver_ctx * dctx;
+
+ if ((ret = ptyc_init()))
+ return ret;
+
+ if ((ret = ptyc_get_driver_ctx(argv,envp,PTYC_DRIVER_FLAGS,&dctx)))
+ return (ret == PTYC_USAGE) ? !--argc : 2;
+
+ if (dctx->cctx->drvflags & PTYC_DRIVER_VERSION)
+ if ((ptyc_version(dctx)) < 0)
+ return ptyc_exit(dctx,2);
+
+ return ptyc_exit(dctx,ret);
+}
diff --git a/src/driver/ptyc_driver_ctx.c b/src/driver/ptyc_driver_ctx.c
new file mode 100644
index 0000000..cc50e36
--- /dev/null
+++ b/src/driver/ptyc_driver_ctx.c
@@ -0,0 +1,209 @@
+/*********************************************************/
+/* ptycon: a pty-console bridge */
+/* Copyright (C) 2016 Z. Gilboa */
+/* Released under GPLv2 and GPLv3; see COPYING.PTYCON. */
+/*********************************************************/
+
+#include <ntapi/ntapi.h>
+#include <stdint.h>
+
+#include <ptycon/ptycon.h>
+#include "ptycon_init_impl.h"
+#include "ptycon_nolibc_impl.h"
+
+#define ARGV_DRIVER
+
+#include "ptycon_version.h"
+#include "ptycon_driver_impl.h"
+#include "argv/argv.h"
+
+/* ntapi accessor table */
+const ntapi_vtbl * ptyc_ntapi;
+
+/* package info */
+static const struct ptyc_source_version ptyc_src_version = {
+ PTYC_TAG_VER_MAJOR,
+ PTYC_TAG_VER_MINOR,
+ PTYC_TAG_VER_PATCH,
+ PTYCON_GIT_VERSION
+};
+
+struct ptyc_driver_ctx_alloc {
+ struct argv_meta * meta;
+ struct ptyc_driver_ctx_impl ctx;
+ uint64_t guard;
+ const char * units[];
+};
+
+static uint32_t ptyc_argv_flags(uint32_t flags)
+{
+ uint32_t ret = 0;
+
+ if (flags & PTYC_DRIVER_VERBOSITY_NONE)
+ ret |= ARGV_VERBOSITY_NONE;
+
+ if (flags & PTYC_DRIVER_VERBOSITY_ERRORS)
+ ret |= ARGV_VERBOSITY_ERRORS;
+
+ if (flags & PTYC_DRIVER_VERBOSITY_STATUS)
+ ret |= ARGV_VERBOSITY_STATUS;
+
+ return ret;
+}
+
+static int ptyc_driver_usage(
+ const char * program,
+ const char * arg,
+ const struct argv_option * options,
+ struct argv_meta * meta)
+{
+ char header[512];
+
+ snprintf(header,sizeof(header),
+ "Usage: %s [options] <file>...\n" "Options:\n",
+ program);
+
+ argv_usage(stdout,header,options,arg);
+ argv_free(meta);
+
+ return PTYC_USAGE;
+}
+
+static struct ptyc_driver_ctx_impl * ptyc_driver_ctx_alloc(
+ struct argv_meta * meta,
+ const struct ptyc_common_ctx * cctx,
+ size_t nunits)
+{
+ struct ptyc_driver_ctx_alloc * ictx;
+ size_t size;
+ struct argv_entry * entry;
+ const char ** units;
+
+ size = sizeof(struct ptyc_driver_ctx_alloc);
+ size += (nunits+1)*sizeof(const char *);
+
+ if (!(ictx = calloc(1,size)))
+ return 0;
+
+ if (cctx)
+ memcpy(&ictx->ctx.cctx,cctx,sizeof(*cctx));
+
+ for (entry=meta->entries,units=ictx->units; entry->fopt || entry->arg; entry++)
+ if (!entry->fopt)
+ *units++ = entry->arg;
+
+ ictx->meta = meta;
+ ictx->ctx.ctx.units = ictx->units;
+ return &ictx->ctx;
+}
+
+static int ptyc_get_driver_ctx_fail(struct argv_meta * meta)
+{
+ argv_free(meta);
+ return -1;
+}
+
+int ptyc_get_driver_ctx(
+ char ** argv,
+ char ** envp,
+ uint32_t flags,
+ struct ptyc_driver_ctx ** pctx)
+{
+ struct ptyc_driver_ctx_impl * ctx;
+ struct ptyc_common_ctx cctx;
+ const struct argv_option * options;
+ struct argv_meta * meta;
+ struct argv_entry * entry;
+ size_t nunits;
+ const char * program;
+
+ (void)envp;
+
+ if (ptyc_init())
+ return -1;
+
+ options = ptyc_default_options;
+
+ if (!(meta = argv_get(argv,options,ptyc_argv_flags(flags))))
+ return -1;
+
+ nunits = 0;
+ program = argv_program_name(argv[0]);
+ memset(&cctx,0,sizeof(cctx));
+ cctx.drvflags = flags;
+
+ if (!argv[1] && (flags & PTYC_DRIVER_VERBOSITY_USAGE))
+ return ptyc_driver_usage(program,0,options,meta);
+
+ /* get options, count units */
+ for (entry=meta->entries; entry->fopt || entry->arg; entry++) {
+ if (entry->fopt) {
+ switch (entry->tag) {
+ case TAG_HELP:
+ if (flags & PTYC_DRIVER_VERBOSITY_USAGE)
+ return ptyc_driver_usage(program,entry->arg,options,meta);
+
+ case TAG_VERSION:
+ cctx.drvflags |= PTYC_DRIVER_VERSION;
+ break;
+ }
+ } else
+ nunits++;
+ }
+
+ if (!(ctx = ptyc_driver_ctx_alloc(meta,&cctx,nunits)))
+ return ptyc_get_driver_ctx_fail(meta);
+
+ ctx->ctx.program = program;
+ ctx->ctx.cctx = &ctx->cctx;
+
+ *pctx = &ctx->ctx;
+ return PTYC_OK;
+}
+
+int ptyc_create_driver_ctx(
+ const struct ptyc_common_ctx * cctx,
+ struct ptyc_driver_ctx ** pctx)
+{
+ struct argv_meta * meta;
+ struct ptyc_driver_ctx_impl * ctx;
+ char * argv[] = {"ptycon_driver",0};
+
+ if (ptyc_init())
+ return -1;
+
+ if (!(meta = argv_get(argv,ptyc_default_options,0)))
+ return -1;
+
+ if (!(ctx = ptyc_driver_ctx_alloc(meta,cctx,0)))
+ return ptyc_get_driver_ctx_fail(0);
+
+ ctx->ctx.cctx = &ctx->cctx;
+ memcpy(&ctx->cctx,cctx,sizeof(*cctx));
+ *pctx = &ctx->ctx;
+ return PTYC_OK;
+}
+
+static void ptyc_free_driver_ctx_impl(struct ptyc_driver_ctx_alloc * ictx)
+{
+ argv_free(ictx->meta);
+ free(ictx);
+}
+
+void ptyc_free_driver_ctx(struct ptyc_driver_ctx * ctx)
+{
+ struct ptyc_driver_ctx_alloc * ictx;
+ uintptr_t addr;
+
+ if (ctx) {
+ addr = (uintptr_t)ctx - offsetof(struct ptyc_driver_ctx_alloc,ctx);
+ addr = addr - offsetof(struct ptyc_driver_ctx_impl,ctx);
+ ictx = (struct ptyc_driver_ctx_alloc *)addr;
+ ptyc_free_driver_ctx_impl(ictx);
+ }
+}
+
+const struct ptyc_source_version * ptyc_source_version(void)
+{
+ return &ptyc_src_version;
+}