diff options
Diffstat (limited to 'WWW/Library/Implementation/HTParse.c')
| -rw-r--r-- | WWW/Library/Implementation/HTParse.c | 53 |
1 files changed, 45 insertions, 8 deletions
diff --git a/WWW/Library/Implementation/HTParse.c b/WWW/Library/Implementation/HTParse.c index dd121ce4..99dd5835 100644 --- a/WWW/Library/Implementation/HTParse.c +++ b/WWW/Library/Implementation/HTParse.c @@ -1,5 +1,5 @@ /* - * $LynxId: HTParse.c,v 1.92 2021/06/09 19:30:55 tom Exp $ + * $LynxId: HTParse.c,v 1.95 2021/07/08 22:54:00 tom Exp $ * * Parse HyperText Document Address HTParse.c * ================================ @@ -22,9 +22,12 @@ #endif /* __MINGW32__ */ #endif -#ifdef USE_IDNA -#include <idna.h> -#include <idn-free.h> +#ifdef USE_IDN2 +#include <idn2.h> +#define FreeIdna(out) idn2_free(out) +#elif defined(USE_IDNA) +#include <idn2.h> +#define FreeIdna(out) idn_free(out) #endif #define HEX_ESCAPE '%' @@ -242,7 +245,7 @@ char *HTParsePort(char *host, int *portp) return result; } -#ifdef USE_IDNA +#if defined(USE_IDNA) || defined(USE_IDN2) static int hex_decode(int ch) { int result = -1; @@ -299,8 +302,42 @@ static void convert_to_idna(char *host) } if (code) { *dst = '\0'; +#ifdef USE_IDN2 +#if (!defined(IDN2_VERSION_NUMBER) || IDN2_VERSION_NUMBER < 0x02000003) + /* + * Older libidn2 mishandles STD3, stripping underscores. + */ + if (strchr(buffer, '_') != NULL) { + code = -1; + } else +#endif + switch (LYidnaMode) { + case LYidna2003: + code = idn2_to_ascii_8z(buffer, &output, IDN2_TRANSITIONAL); + break; + case LYidna2008: + /* IDNA2008 rules without the TR46 amendments */ + code = idn2_to_ascii_8z(buffer, &output, 0); + break; + case LYidnaTR46: + code = idn2_to_ascii_8z(buffer, &output, IDN2_NONTRANSITIONAL + | IDN2_NFC_INPUT); + break; + case LYidnaCompat: + /* IDNA2008 */ + code = idn2_to_ascii_8z(buffer, &output, IDN2_NONTRANSITIONAL + | IDN2_NFC_INPUT); + if (code == IDN2_DISALLOWED) { + /* IDNA2003 - compatible */ + code = idn2_to_ascii_8z(buffer, &output, IDN2_TRANSITIONAL); + } + break; + } +#else code = idna_to_ascii_8z(buffer, &output, IDNA_USE_STD3_ASCII_RULES); - if (code == IDNA_SUCCESS) { +#endif + if (code == IDN2_OK) { + CTRACE((tfp, "convert_to_idna: `%s' -> `%s': OK\n", buffer, output)); strcpy(host, output); strcat(host, params); } else { @@ -309,7 +346,7 @@ static void convert_to_idna(char *host) idna_strerror((Idna_rc) code))); } if (output) - idn_free(output); + FreeIdna(output); } } free(buffer); @@ -541,7 +578,7 @@ char *HTParse(const char *aName, } } } -#ifdef USE_IDNA +#if defined(USE_IDNA) || defined(USE_IDN2) /* * Depending on locale-support, we could have a literal UTF-8 * string as a host name, or a URL-encoded form of that. |