From 217833dff7c7405ac20d3620592d3267aac07c3e Mon Sep 17 00:00:00 2001 From: Dale Weiler Date: Mon, 22 Apr 2013 05:43:38 +0000 Subject: [PATCH] Add download.c (used for generating the download.html for the website (for releases)) based on magic. use gcc download.c -o gen; gen ../../; git checkout gh-pages; git add download.html; git push origin gh-pages; to apply website changes. --- doc/html/download.c | 284 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 284 insertions(+) create mode 100644 doc/html/download.c diff --git a/doc/html/download.c b/doc/html/download.c new file mode 100644 index 0000000..33845a7 --- /dev/null +++ b/doc/html/download.c @@ -0,0 +1,284 @@ +#include +#include +#include +#include + +/* + * protect some information, not that I care, but this is just to stay + * safer. + */ +#define SECURITY_BASE "\ +ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/" +#define SECURITY_TOKEN "\ +P29hdXRoX2NvbnN1bWVyX2tleT03NnZoM3E0Mmhudm16bTMmb2F1dGhfdG9rZW49\ +dzBieHpmMGRmdDhlZGZxJm9hdXRoX3NpZ25hdHVyZV9tZXRob2Q9UExBSU5URVhU\ +Jm9hdXRoX3NpZ25hdHVyZT10bWVlY2h0MmNtaDcyeGElMjY5dm9zeDd4OGd5NGtn\ +amsmb2F1dGhfdGltZXN0YW1wPSZvYXV0aF9ub25jZT0xMjE2NQo=" + +int isbase64(char c) { + return !!(c && strchr(SECURITY_BASE, c) != NULL); +} +char value(char c) { + const char *load = SECURITY_BASE; + const char *find = strchr(load, c); + + return (find) ? find - load : 0; +} + +int security_decode(unsigned char *dest, const unsigned char *src, int srclen) { + unsigned char *p; + + if(!*src) + return 0; + + *dest = 0; + p = dest; + + do { + *p++ = (value(src[0]) << 2) | (value(src[1]) >> 4); + *p++ = (value(src[1]) << 4) | (value(src[2]) >> 2); + *p++ = (value(src[2]) << 6) | (value(src[3]) >> 0); + + if(!isbase64(src[1])) { + p -= 2; + break; + } + else if(!isbase64(src[2])) { + p -= 2; + break; + } + else if(!isbase64(src[3])) { + p--; + break; + } + src += 4; + + while(*src && (*src == 13 || *src == 10)) + src++; + } while(srclen-= 4); + + *p = 0; + return p-dest; +} + +#define BASEURL " https://api-content.dropbox.com/1/files/sandbox/" + +/* + * If more platforms are supported add the entries between the start + * tag here, and the end tag below. Nothing else needs to be done + * (the table needs to match the HTML too) + */ +#define ARCHLINUX_32_REF "%sgmqcc-%c.%c.%c-1-i686.pkg.tar.xz%s" +#define ARCHLINUX_64_REF "%sgmqcc-%c.%c.%c-1-x86_64.pkg.tar.xz%s" +#define DEBIAN_32_REF "%sgmqcc-%c.%c.%c-i686.deb%s" +#define DEBIAN_64_REF "%sgmqcc-%c.%c.%c-x86_64.deb%s" +#define WINDOWS_32_REF "%sgmqcc-%c.%c.%c-win32.zip%s" +#define WINDOWS_64_REF "%sgmqcc-%c.%c.%c-win64.zip%s" + +#define HTML "\ +\ +\ +\ + \ + \ + GMQCC\ + \ + \ + \ + \ + \ +\ +\ +
\ +
\ +
\ +

GMQCC

\ +

An Improved Quake C Compiler

\ + \ +
\ +
\ + \ + \ + \ + \ + \ + \ + \ + \ + \ + \ + \ + \ + \ + \ + \ + \ + \ + \ + \ + \ + \ +
Operating System / Distributionx86 Architecturex86_64 Architecture
ArchlinuxDownloadDownload
DebianDownloadDownload
WindowsDownloadDownload
\ +
\ +
\ + \ +
\ +
\ + \ +\ +\ +" + +static char build_table[][4096] = { + ARCHLINUX_32_REF, ARCHLINUX_64_REF, + DEBIAN_32_REF, DEBIAN_64_REF, + WINDOWS_32_REF, WINDOWS_64_REF +}; +/* */ + +#define ISXDIGIT(c) ((c >= 48 && c <= 57) || ((c & ~0x20) >= 65 && (c & ~0x20) <= 70)) +typedef struct { + char *data; + unsigned int len; + unsigned int size; +} url_t; +void escape(url_t *str) { + char *p, *ptr; + char hexstr[3]; + unsigned int i=0; + unsigned long l=0; + + p = str->data; + for(i=0; i < str->len; i++) { + if((p - str->data) >= str->len) + break; + if(*p == '%' && + ((p - str->data)+2) < str->len && + ISXDIGIT(*(p+1)) && + ISXDIGIT(*(p+2)) + ) { + p++; + hexstr[0] = *p++; + hexstr[1] = *p++; + hexstr[2] = 0; + l = strtoul(hexstr, &ptr, 16); + str->data[i] = (char)(l & 0x7f); + continue; + } + if(*p == '+') { + *p = ' '; + } + str->data[i] = *p++; + } + str->data[i] = 0; + str->len = i; +} + +void version(const char *directory, char *major, char *minor, char *patch) { + FILE *handle; + char file[4096]; + size_t size = 0; + char *data = NULL; + snprintf(file, sizeof(file), "%s/gmqcc.h", directory); + + handle = fopen(file, "r"); + if (!handle) { + fprintf(stderr, "failed to open %s for reading version (%s)\n", + file, strerror(errno) + ); + abort(); + } + + while (getline(&data, &size, handle) != EOF) { + + #define TEST(TYPE, STORE) \ + if (strstr(data, "#define GMQCC_VERSION_" TYPE )) { \ + char *get = data; \ + while (!isdigit(*get)) \ + get++; \ + *STORE = *get; \ + } + + TEST("MAJOR", major) + TEST("MINOR", minor) + TEST("PATCH", patch) + + #undef TEST + } + + free(data); +} + +void genhtml() { + FILE *fp = fopen("download.html", "w"); + if (!fp) { + fprintf(stderr, "failed to generate HTML: %s\n", strerror(errno)); + abort(); + } + + fprintf(fp, HTML, + build_table[0], build_table[1], + build_table[2], build_table[3], + build_table[4], build_table[5] + ); + fclose (fp); +} + +/* + * Builds a list of download links with the right version and handles the + * rest of the magic. + */ +void build(const char *directory) { + /* Figure out version number */ + char find[3]; + char decode[4096]; + size_t size; + version(directory, &find[0], &find[1], &find[2]); + + /* + * decode the secuity stuff for preparing the URLs which will be used + * as links. + */ + memset(decode, 0, sizeof(decode)); + security_decode(decode, SECURITY_TOKEN, strlen(SECURITY_TOKEN)); + + for (size = 0; size < sizeof(build_table) / sizeof(*build_table); size++) { + char *load = strdup(build_table[size]); + url_t esc = { NULL, 0 }; + + snprintf(build_table[size], 4096, load, BASEURL, find[0], find[1], find[2], decode); + esc.data = strdup(build_table[size]); + esc.size = strlen(build_table[size]); + esc.len = esc.size; + + /* Yes we also need to escape URLs just incase */ + escape(&esc); + free(load); + } + + /* + * Now generate the HTML file for those download links by asking tinyurl to + */ + genhtml(); +} + +int main(int argc, char **argv) { + size_t itr; + + argc--; + argv++; + if (!argc) { + printf("usage: %s [gmqcc.h location]\n", argv[-1]); + return 0; + } + + build(*argv); +} -- 2.39.2